diff options
72 files changed, 3133 insertions, 1842 deletions
diff --git a/MAINTAINERS b/MAINTAINERS index 5ce4227ff6..1729c0901c 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1282,7 +1282,7 @@ F: hw/openrisc/openrisc_sim.c PowerPC Machines ---------------- -405 (ref405ep and taihu) +405 (ref405ep) L: qemu-ppc@nongnu.org S: Orphan F: hw/ppc/ppc405_boards.c diff --git a/audio/audio.c b/audio/audio.c index a02f3ce5c6..76b8735b44 100644 --- a/audio/audio.c +++ b/audio/audio.c @@ -1743,7 +1743,6 @@ static AudioState *audio_init(Audiodev *dev, const char *name) atexit(audio_cleanup); atexit_registered = true; } - QTAILQ_INSERT_TAIL(&audio_states, s, list); s->ts = timer_new_ns(QEMU_CLOCK_VIRTUAL, audio_timer, s); @@ -1769,6 +1768,10 @@ static AudioState *audio_init(Audiodev *dev, const char *name) } else { dolog ("Unknown audio driver `%s'\n", drvname); } + if (!done) { + free_audio_state(s); + return NULL; + } } else { for (i = 0; audio_prio_list[i]; i++) { AudiodevListEntry *e = audiodev_find(&head, audio_prio_list[i]); @@ -1806,6 +1809,7 @@ static AudioState *audio_init(Audiodev *dev, const char *name) "(Audio can continue looping even after stopping the VM)\n"); } + QTAILQ_INSERT_TAIL(&audio_states, s, list); QLIST_INIT (&s->card_head); vmstate_register (NULL, 0, &vmstate_audio, s); return s; @@ -2119,13 +2123,17 @@ void audio_define(Audiodev *dev) QSIMPLEQ_INSERT_TAIL(&audiodevs, e, next); } -void audio_init_audiodevs(void) +bool audio_init_audiodevs(void) { AudiodevListEntry *e; QSIMPLEQ_FOREACH(e, &audiodevs, next) { - audio_init(e->dev, NULL); + if (!audio_init(e->dev, NULL)) { + return false; + } } + + return true; } audsettings audiodev_to_audsettings(AudiodevPerDirectionOptions *pdo) diff --git a/audio/audio.h b/audio/audio.h index b5e17cd218..27e67079a0 100644 --- a/audio/audio.h +++ b/audio/audio.h @@ -170,7 +170,7 @@ void audio_sample_from_uint64(void *samples, int pos, void audio_define(Audiodev *audio); void audio_parse_option(const char *opt); -void audio_init_audiodevs(void); +bool audio_init_audiodevs(void); void audio_legacy_help(void); AudioState *audio_state_by_name(const char *name); diff --git a/chardev/char-socket.c b/chardev/char-socket.c index dc4e218eeb..879564aa8a 100644 --- a/chardev/char-socket.c +++ b/chardev/char-socket.c @@ -557,12 +557,10 @@ static char *qemu_chr_compute_filename(SocketChardev *s) const char *left = "", *right = ""; switch (ss->ss_family) { -#ifndef _WIN32 case AF_UNIX: return g_strdup_printf("unix:%s%s", ((struct sockaddr_un *)(ss))->sun_path, s->is_listen ? ",server=on" : ""); -#endif case AF_INET6: left = "["; right = "]"; @@ -1372,10 +1370,12 @@ static void qmp_chardev_open_socket(Chardev *chr, } qemu_chr_set_feature(chr, QEMU_CHAR_FEATURE_RECONNECTABLE); +#ifndef _WIN32 /* TODO SOCKET_ADDRESS_FD where fd has AF_UNIX */ if (addr->type == SOCKET_ADDRESS_TYPE_UNIX) { qemu_chr_set_feature(chr, QEMU_CHAR_FEATURE_FD_PASS); } +#endif /* * In the chardev-change special-case, we shouldn't register a new yank diff --git a/docs/about/deprecated.rst b/docs/about/deprecated.rst index 91b03115ee..c75a25daad 100644 --- a/docs/about/deprecated.rst +++ b/docs/about/deprecated.rst @@ -233,15 +233,6 @@ deprecated; use the new name ``dtb-randomness`` instead. The new name better reflects the way this property affects all random data within the device tree blob, not just the ``kaslr-seed`` node. -PPC 405 ``taihu`` machine (since 7.0) -''''''''''''''''''''''''''''''''''''' - -The PPC 405 CPU is a system-on-a-chip, so all 405 machines are very similar, -except for some external periphery. However, the periphery of the ``taihu`` -machine is hardly emulated at all (e.g. neither the LCD nor the USB part had -been implemented), so there is not much value added by this board. Use the -``ref405ep`` machine instead. - ``pc-i440fx-1.4`` up to ``pc-i440fx-1.7`` (since 7.0) ''''''''''''''''''''''''''''''''''''''''''''''''''''' diff --git a/docs/about/removed-features.rst b/docs/about/removed-features.rst index 925e22016f..a4aa3dca69 100644 --- a/docs/about/removed-features.rst +++ b/docs/about/removed-features.rst @@ -668,6 +668,12 @@ Aspeed ``swift-bmc`` machine (removed in 7.0) This machine was removed because it was unused. Alternative AST2500 based OpenPOWER machines are ``witherspoon-bmc`` and ``romulus-bmc``. +ppc ``taihu`` machine (removed in 7.2) +''''''''''''''''''''''''''''''''''''''''''''' + +This machine was removed because it was partially emulated and 405 +machines are very similar. Use the ``ref405ep`` machine instead. + linux-user mode CPUs -------------------- diff --git a/docs/system/ppc/embedded.rst b/docs/system/ppc/embedded.rst index cfffbda24d..af3b3d9fa4 100644 --- a/docs/system/ppc/embedded.rst +++ b/docs/system/ppc/embedded.rst @@ -6,5 +6,4 @@ Embedded family boards - ``ppce500`` generic paravirt e500 platform - ``ref405ep`` ref405ep - ``sam460ex`` aCube Sam460ex -- ``taihu`` taihu - ``virtex-ml507`` Xilinx Virtex ML507 reference design diff --git a/docs/system/ppc/pseries.rst b/docs/system/ppc/pseries.rst index 3e1bbe6726..a876d897b6 100644 --- a/docs/system/ppc/pseries.rst +++ b/docs/system/ppc/pseries.rst @@ -62,7 +62,7 @@ Booting via ``-kernel`` supports the following: +-------------------+-------------------+------------------+ | vmlinux LE | ✓ | ✓ | +-------------------+-------------------+------------------+ -| zImage.pseries BE | x | ✓¹ | +| zImage.pseries BE | ✓¹ | ✓¹ | +-------------------+-------------------+------------------+ | zImage.pseries LE | ✓ | ✓ | +-------------------+-------------------+------------------+ diff --git a/fpu/softfloat-parts.c.inc b/fpu/softfloat-parts.c.inc index bbeadaa189..a9f268fcab 100644 --- a/fpu/softfloat-parts.c.inc +++ b/fpu/softfloat-parts.c.inc @@ -214,18 +214,35 @@ static void partsN(uncanon_normal)(FloatPartsN *p, float_status *s, p->frac_lo &= ~round_mask; } } else if (unlikely(exp >= exp_max)) { - flags |= float_flag_overflow | float_flag_inexact; - if (overflow_norm) { + flags |= float_flag_overflow; + if (s->rebias_overflow) { + exp -= fmt->exp_re_bias; + } else if (overflow_norm) { + flags |= float_flag_inexact; exp = exp_max - 1; frac_allones(p); p->frac_lo &= ~round_mask; } else { + flags |= float_flag_inexact; p->cls = float_class_inf; exp = exp_max; frac_clear(p); } } frac_shr(p, frac_shift); + } else if (unlikely(s->rebias_underflow)) { + flags |= float_flag_underflow; + exp += fmt->exp_re_bias; + if (p->frac_lo & round_mask) { + flags |= float_flag_inexact; + if (frac_addi(p, p, inc)) { + frac_shr(p, 1); + p->frac_hi |= DECOMPOSED_IMPLICIT_BIT; + exp++; + } + p->frac_lo &= ~round_mask; + } + frac_shr(p, frac_shift); } else if (s->flush_to_zero) { flags |= float_flag_output_denormal; p->cls = float_class_zero; diff --git a/fpu/softfloat.c b/fpu/softfloat.c index 4a871ef2a1..c7454c3eb1 100644 --- a/fpu/softfloat.c +++ b/fpu/softfloat.c @@ -521,6 +521,7 @@ typedef struct { typedef struct { int exp_size; int exp_bias; + int exp_re_bias; int exp_max; int frac_size; int frac_shift; @@ -532,6 +533,7 @@ typedef struct { #define FLOAT_PARAMS_(E) \ .exp_size = E, \ .exp_bias = ((1 << E) - 1) >> 1, \ + .exp_re_bias = (1 << (E - 1)) + (1 << (E - 2)), \ .exp_max = (1 << E) - 1 #define FLOAT_PARAMS(E, F) \ diff --git a/hw/i386/intel_iommu.c b/hw/i386/intel_iommu.c index 2162394e08..05d53a1aa9 100644 --- a/hw/i386/intel_iommu.c +++ b/hw/i386/intel_iommu.c @@ -1187,7 +1187,7 @@ static int vtd_page_walk_one(IOMMUTLBEvent *event, vtd_page_walk_info *info) return ret; } /* Drop any existing mapping */ - iova_tree_remove(as->iova_tree, &target); + iova_tree_remove(as->iova_tree, target); /* Recover the correct type */ event->type = IOMMU_NOTIFIER_MAP; entry->perm = cache_perm; @@ -1200,7 +1200,7 @@ static int vtd_page_walk_one(IOMMUTLBEvent *event, vtd_page_walk_info *info) trace_vtd_page_walk_one_skip_unmap(entry->iova, entry->addr_mask); return 0; } - iova_tree_remove(as->iova_tree, &target); + iova_tree_remove(as->iova_tree, target); } trace_vtd_page_walk_one(info->domain_id, entry->iova, @@ -3563,7 +3563,7 @@ static void vtd_address_space_unmap(VTDAddressSpace *as, IOMMUNotifier *n) map.iova = n->start; map.size = size; - iova_tree_remove(as->iova_tree, &map); + iova_tree_remove(as->iova_tree, map); } static void vtd_address_space_unmap_all(IntelIOMMUState *s) diff --git a/hw/intc/ppc-uic.c b/hw/intc/ppc-uic.c index 60013f2dde..dcf5de5d43 100644 --- a/hw/intc/ppc-uic.c +++ b/hw/intc/ppc-uic.c @@ -25,11 +25,8 @@ #include "qemu/osdep.h" #include "hw/intc/ppc-uic.h" #include "hw/irq.h" -#include "cpu.h" -#include "hw/ppc/ppc.h" #include "hw/qdev-properties.h" #include "migration/vmstate.h" -#include "qapi/error.h" enum { DCR_UICSR = 0x000, @@ -105,10 +102,9 @@ static void ppcuic_trigger_irq(PPCUIC *uic) static void ppcuic_set_irq(void *opaque, int irq_num, int level) { - PPCUIC *uic; + PPCUIC *uic = opaque; uint32_t mask, sr; - uic = opaque; mask = 1U << (31 - irq_num); LOG_UIC("%s: irq %d level %d uicsr %08" PRIx32 " mask %08" PRIx32 " => %08" PRIx32 " %08" PRIx32 "\n", @@ -144,10 +140,9 @@ static void ppcuic_set_irq(void *opaque, int irq_num, int level) static uint32_t dcr_read_uic(void *opaque, int dcrn) { - PPCUIC *uic; + PPCUIC *uic = opaque; uint32_t ret; - uic = opaque; dcrn -= uic->dcr_base; switch (dcrn) { case DCR_UICSR: @@ -192,9 +187,8 @@ static uint32_t dcr_read_uic(void *opaque, int dcrn) static void dcr_write_uic(void *opaque, int dcrn, uint32_t val) { - PPCUIC *uic; + PPCUIC *uic = opaque; - uic = opaque; dcrn -= uic->dcr_base; LOG_UIC("%s: dcr %d val 0x%x\n", __func__, dcrn, val); switch (dcrn) { @@ -251,19 +245,12 @@ static void ppc_uic_reset(DeviceState *dev) static void ppc_uic_realize(DeviceState *dev, Error **errp) { PPCUIC *uic = PPC_UIC(dev); + Ppc4xxDcrDeviceState *dcr = PPC4xx_DCR_DEVICE(dev); SysBusDevice *sbd = SYS_BUS_DEVICE(dev); - PowerPCCPU *cpu; int i; - if (!uic->cpu) { - /* This is a programming error in the code using this device */ - error_setg(errp, "ppc-uic 'cpu' link property was not set"); - return; - } - - cpu = POWERPC_CPU(uic->cpu); for (i = 0; i < DCR_UICMAX; i++) { - ppc_dcr_register(&cpu->env, uic->dcr_base + i, uic, + ppc4xx_dcr_register(dcr, uic->dcr_base + i, uic, &dcr_read_uic, &dcr_write_uic); } @@ -273,7 +260,6 @@ static void ppc_uic_realize(DeviceState *dev, Error **errp) } static Property ppc_uic_properties[] = { - DEFINE_PROP_LINK("cpu", PPCUIC, cpu, TYPE_CPU, CPUState *), DEFINE_PROP_UINT32("dcr-base", PPCUIC, dcr_base, 0xc0), DEFINE_PROP_BOOL("use-vectors", PPCUIC, use_vectors, true), DEFINE_PROP_END_OF_LIST() @@ -308,7 +294,7 @@ static void ppc_uic_class_init(ObjectClass *klass, void *data) static const TypeInfo ppc_uic_info = { .name = TYPE_PPC_UIC, - .parent = TYPE_SYS_BUS_DEVICE, + .parent = TYPE_PPC4xx_DCR_DEVICE, .instance_size = sizeof(PPCUIC), .class_init = ppc_uic_class_init, }; diff --git a/hw/net/tulip.c b/hw/net/tulip.c index 097e905bec..b9e42c322a 100644 --- a/hw/net/tulip.c +++ b/hw/net/tulip.c @@ -70,7 +70,7 @@ static const VMStateDescription vmstate_pci_tulip = { static void tulip_desc_read(TULIPState *s, hwaddr p, struct tulip_descriptor *desc) { - const MemTxAttrs attrs = MEMTXATTRS_UNSPECIFIED; + const MemTxAttrs attrs = { .memory = true }; if (s->csr[0] & CSR0_DBO) { ldl_be_pci_dma(&s->dev, p, &desc->status, attrs); @@ -88,7 +88,7 @@ static void tulip_desc_read(TULIPState *s, hwaddr p, static void tulip_desc_write(TULIPState *s, hwaddr p, struct tulip_descriptor *desc) { - const MemTxAttrs attrs = MEMTXATTRS_UNSPECIFIED; + const MemTxAttrs attrs = { .memory = true }; if (s->csr[0] & CSR0_DBO) { stl_be_pci_dma(&s->dev, p, desc->status, attrs); diff --git a/hw/net/vhost_net.c b/hw/net/vhost_net.c index ccac5b7a64..d28f8b974b 100644 --- a/hw/net/vhost_net.c +++ b/hw/net/vhost_net.c @@ -244,6 +244,13 @@ static int vhost_net_start_one(struct vhost_net *net, struct vhost_vring_file file = { }; int r; + if (net->nc->info->start) { + r = net->nc->info->start(net->nc); + if (r < 0) { + return r; + } + } + r = vhost_dev_enable_notifiers(&net->dev, dev); if (r < 0) { goto fail_notifiers; @@ -274,6 +281,13 @@ static int vhost_net_start_one(struct vhost_net *net, } } } + + if (net->nc->info->load) { + r = net->nc->info->load(net->nc); + if (r < 0) { + goto fail; + } + } return 0; fail: file.fd = -1; @@ -313,6 +327,9 @@ static void vhost_net_stop_one(struct vhost_net *net, net->nc->info->poll(net->nc, true); } vhost_dev_stop(&net->dev, dev); + if (net->nc->info->stop) { + net->nc->info->stop(net->nc); + } vhost_dev_disable_notifiers(&net->dev, dev); } diff --git a/hw/pci-host/meson.build b/hw/pci-host/meson.build index c07596d0d1..e832babc9d 100644 --- a/hw/pci-host/meson.build +++ b/hw/pci-host/meson.build @@ -35,5 +35,6 @@ specific_ss.add(when: 'CONFIG_PCI_POWERNV', if_true: files( 'pnv_phb3_msi.c', 'pnv_phb3_pbcq.c', 'pnv_phb4.c', - 'pnv_phb4_pec.c' + 'pnv_phb4_pec.c', + 'pnv_phb.c', )) diff --git a/hw/pci-host/pnv_phb.c b/hw/pci-host/pnv_phb.c new file mode 100644 index 0000000000..7b11f1e8dd --- /dev/null +++ b/hw/pci-host/pnv_phb.c @@ -0,0 +1,337 @@ +/* + * QEMU PowerPC PowerNV Proxy PHB model + * + * Copyright (c) 2022, IBM Corporation. + * + * This code is licensed under the GPL version 2 or later. See the + * COPYING file in the top-level directory. + */ + +#include "qemu/osdep.h" +#include "qemu/log.h" +#include "qapi/visitor.h" +#include "qapi/error.h" +#include "hw/pci-host/pnv_phb.h" +#include "hw/pci-host/pnv_phb3.h" +#include "hw/pci-host/pnv_phb4.h" +#include "hw/ppc/pnv.h" +#include "hw/qdev-properties.h" +#include "qom/object.h" +#include "sysemu/sysemu.h" + + +/* + * Set the QOM parent and parent bus of an object child. If the device + * state associated with the child has an id, use it as QOM id. + * Otherwise use object_typename[index] as QOM id. + * + * This helper does both operations at the same time because seting + * a new QOM child will erase the bus parent of the device. This happens + * because object_unparent() will call object_property_del_child(), + * which in turn calls the property release callback prop->release if + * it's defined. In our case this callback is set to + * object_finalize_child_property(), which was assigned during the + * first object_property_add_child() call. This callback will end up + * calling device_unparent(), and this function removes the device + * from its parent bus. + * + * The QOM and parent bus to be set aren´t necessarily related, so + * let's receive both as arguments. + */ +static bool pnv_parent_fixup(Object *parent, BusState *parent_bus, + Object *child, int index, + Error **errp) +{ + g_autofree char *default_id = + g_strdup_printf("%s[%d]", object_get_typename(child), index); + const char *dev_id = DEVICE(child)->id; + + if (child->parent == parent) { + return true; + } + + object_ref(child); + object_unparent(child); + object_property_add_child(parent, dev_id ? dev_id : default_id, child); + object_unref(child); + + if (!qdev_set_parent_bus(DEVICE(child), parent_bus, errp)) { + return false; + } + + return true; +} + +/* + * User created devices won't have the initial setup that default + * devices have. This setup consists of assigning a parent device + * (chip for PHB3, PEC for PHB4/5) that will be the QOM/bus parent + * of the PHB. + */ +static bool pnv_phb_user_device_init(PnvPHB *phb, Error **errp) +{ + PnvMachineState *pnv = PNV_MACHINE(qdev_get_machine()); + PnvChip *chip = pnv_get_chip(pnv, phb->chip_id); + Object *parent = NULL; + + if (!chip) { + error_setg(errp, "invalid chip id: %d", phb->chip_id); + return false; + } + + parent = pnv_chip_add_phb(chip, phb, errp); + if (!parent) { + return false; + } + + /* + * Reparent user created devices to the chip to build + * correctly the device tree. pnv_xscom_dt() needs every + * PHB to be a child of the chip to build the DT correctly. + */ + if (!pnv_parent_fixup(parent, qdev_get_parent_bus(DEVICE(chip)), + OBJECT(phb), phb->phb_id, errp)) { + return false; + } + + return true; +} + +static void pnv_phb_realize(DeviceState *dev, Error **errp) +{ + PnvPHB *phb = PNV_PHB(dev); + PCIHostState *pci = PCI_HOST_BRIDGE(dev); + g_autofree char *phb_typename = NULL; + + if (!phb->version) { + error_setg(errp, "version not specified"); + return; + } + + switch (phb->version) { + case 3: + phb_typename = g_strdup(TYPE_PNV_PHB3); + break; + case 4: + phb_typename = g_strdup(TYPE_PNV_PHB4); + break; + case 5: + phb_typename = g_strdup(TYPE_PNV_PHB5); + break; + default: + g_assert_not_reached(); + } + + phb->backend = object_new(phb_typename); + object_property_add_child(OBJECT(dev), "phb-backend", phb->backend); + + /* Passthrough child device properties to the proxy device */ + object_property_set_uint(phb->backend, "index", phb->phb_id, errp); + object_property_set_uint(phb->backend, "chip-id", phb->chip_id, errp); + object_property_set_link(phb->backend, "phb-base", OBJECT(phb), errp); + + /* + * Handle user created devices. User devices will not have a + * pointer to a chip (PHB3) and a PEC (PHB4/5). + */ + if (!phb->chip && !phb->pec) { + if (!pnv_phb_user_device_init(phb, errp)) { + return; + } + } + + if (phb->version == 3) { + object_property_set_link(phb->backend, "chip", + OBJECT(phb->chip), errp); + } else { + object_property_set_link(phb->backend, "pec", OBJECT(phb->pec), errp); + } + + if (!qdev_realize(DEVICE(phb->backend), NULL, errp)) { + return; + } + + if (phb->version == 3) { + pnv_phb3_bus_init(dev, PNV_PHB3(phb->backend)); + } else { + pnv_phb4_bus_init(dev, PNV_PHB4(phb->backend)); + } + + if (defaults_enabled()) { + PCIDevice *root = pci_new(PCI_DEVFN(0, 0), TYPE_PNV_PHB_ROOT_PORT); + + pci_realize_and_unref(root, pci->bus, errp); + } +} + +static const char *pnv_phb_root_bus_path(PCIHostState *host_bridge, + PCIBus *rootbus) +{ + PnvPHB *phb = PNV_PHB(host_bridge); + + snprintf(phb->bus_path, sizeof(phb->bus_path), "00%02x:%02x", + phb->chip_id, phb->phb_id); + return phb->bus_path; +} + +static Property pnv_phb_properties[] = { + DEFINE_PROP_UINT32("index", PnvPHB, phb_id, 0), + DEFINE_PROP_UINT32("chip-id", PnvPHB, chip_id, 0), + DEFINE_PROP_UINT32("version", PnvPHB, version, 0), + + DEFINE_PROP_LINK("chip", PnvPHB, chip, TYPE_PNV_CHIP, PnvChip *), + + DEFINE_PROP_LINK("pec", PnvPHB, pec, TYPE_PNV_PHB4_PEC, + PnvPhb4PecState *), + + DEFINE_PROP_END_OF_LIST(), +}; + +static void pnv_phb_class_init(ObjectClass *klass, void *data) +{ + PCIHostBridgeClass *hc = PCI_HOST_BRIDGE_CLASS(klass); + DeviceClass *dc = DEVICE_CLASS(klass); + + hc->root_bus_path = pnv_phb_root_bus_path; + dc->realize = pnv_phb_realize; + device_class_set_props(dc, pnv_phb_properties); + set_bit(DEVICE_CATEGORY_BRIDGE, dc->categories); + dc->user_creatable = true; +} + +static void pnv_phb_root_port_reset(DeviceState *dev) +{ + PCIERootPortClass *rpc = PCIE_ROOT_PORT_GET_CLASS(dev); + PnvPHBRootPort *phb_rp = PNV_PHB_ROOT_PORT(dev); + PCIDevice *d = PCI_DEVICE(dev); + uint8_t *conf = d->config; + + rpc->parent_reset(dev); + + if (phb_rp->version == 3) { + return; + } + + /* PHB4 and later requires these extra reset steps */ + pci_byte_test_and_set_mask(conf + PCI_IO_BASE, + PCI_IO_RANGE_MASK & 0xff); + pci_byte_test_and_clear_mask(conf + PCI_IO_LIMIT, + PCI_IO_RANGE_MASK & 0xff); + pci_set_word(conf + PCI_MEMORY_BASE, 0); + pci_set_word(conf + PCI_MEMORY_LIMIT, 0xfff0); + pci_set_word(conf + PCI_PREF_MEMORY_BASE, 0x1); + pci_set_word(conf + PCI_PREF_MEMORY_LIMIT, 0xfff1); + pci_set_long(conf + PCI_PREF_BASE_UPPER32, 0x1); /* Hack */ + pci_set_long(conf + PCI_PREF_LIMIT_UPPER32, 0xffffffff); + pci_config_set_interrupt_pin(conf, 0); +} + +static void pnv_phb_root_port_realize(DeviceState *dev, Error **errp) +{ + PCIERootPortClass *rpc = PCIE_ROOT_PORT_GET_CLASS(dev); + PnvPHBRootPort *phb_rp = PNV_PHB_ROOT_PORT(dev); + PCIBus *bus = PCI_BUS(qdev_get_parent_bus(dev)); + PCIDevice *pci = PCI_DEVICE(dev); + uint16_t device_id = 0; + Error *local_err = NULL; + int chip_id, index; + + /* + * 'index' will be used both as a PCIE slot value and to calculate + * QOM id. 'chip_id' is going to be used as PCIE chassis for the + * root port. + */ + chip_id = object_property_get_int(OBJECT(bus), "chip-id", &error_fatal); + index = object_property_get_int(OBJECT(bus), "phb-id", &error_fatal); + + /* Set unique chassis/slot values for the root port */ + qdev_prop_set_uint8(dev, "chassis", chip_id); + qdev_prop_set_uint16(dev, "slot", index); + + /* + * User created root ports are QOM parented to one of + * the peripheral containers but it's already at the right + * parent bus. Change the QOM parent to be the same as the + * parent bus it's already assigned to. + */ + if (!pnv_parent_fixup(OBJECT(bus), BUS(bus), OBJECT(dev), + index, errp)) { + return; + } + + rpc->parent_realize(dev, &local_err); + if (local_err) { + error_propagate(errp, local_err); + return; + } + + switch (phb_rp->version) { + case 3: + device_id = PNV_PHB3_DEVICE_ID; + break; + case 4: + device_id = PNV_PHB4_DEVICE_ID; + break; + case 5: + device_id = PNV_PHB5_DEVICE_ID; + break; + default: + g_assert_not_reached(); + } + + pci_config_set_device_id(pci->config, device_id); + pci_config_set_interrupt_pin(pci->config, 0); +} + +static Property pnv_phb_root_port_properties[] = { + DEFINE_PROP_UINT32("version", PnvPHBRootPort, version, 0), + + DEFINE_PROP_END_OF_LIST(), +}; + +static void pnv_phb_root_port_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(klass); + PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); + PCIERootPortClass *rpc = PCIE_ROOT_PORT_CLASS(klass); + + dc->desc = "IBM PHB PCIE Root Port"; + + device_class_set_props(dc, pnv_phb_root_port_properties); + device_class_set_parent_realize(dc, pnv_phb_root_port_realize, + &rpc->parent_realize); + device_class_set_parent_reset(dc, pnv_phb_root_port_reset, + &rpc->parent_reset); + dc->reset = &pnv_phb_root_port_reset; + dc->user_creatable = true; + + k->vendor_id = PCI_VENDOR_ID_IBM; + /* device_id will be written during realize() */ + k->device_id = 0; + k->revision = 0; + + rpc->exp_offset = 0x48; + rpc->aer_offset = 0x100; +} + +static const TypeInfo pnv_phb_type_info = { + .name = TYPE_PNV_PHB, + .parent = TYPE_PCIE_HOST_BRIDGE, + .instance_size = sizeof(PnvPHB), + .class_init = pnv_phb_class_init, +}; + +static const TypeInfo pnv_phb_root_port_info = { + .name = TYPE_PNV_PHB_ROOT_PORT, + .parent = TYPE_PCIE_ROOT_PORT, + .instance_size = sizeof(PnvPHBRootPort), + .class_init = pnv_phb_root_port_class_init, +}; + +static void pnv_phb_register_types(void) +{ + type_register_static(&pnv_phb_type_info); + type_register_static(&pnv_phb_root_port_info); +} + +type_init(pnv_phb_register_types) diff --git a/hw/pci-host/pnv_phb.h b/hw/pci-host/pnv_phb.h new file mode 100644 index 0000000000..58ebd6dd0f --- /dev/null +++ b/hw/pci-host/pnv_phb.h @@ -0,0 +1,55 @@ +/* + * QEMU PowerPC PowerNV Proxy PHB model + * + * Copyright (c) 2022, IBM Corporation. + * + * This code is licensed under the GPL version 2 or later. See the + * COPYING file in the top-level directory. + */ + +#ifndef PCI_HOST_PNV_PHB_H +#define PCI_HOST_PNV_PHB_H + +#include "hw/pci/pcie_host.h" +#include "hw/pci/pcie_port.h" +#include "qom/object.h" + +typedef struct PnvChip PnvChip; +typedef struct PnvPhb4PecState PnvPhb4PecState; + +struct PnvPHB { + PCIExpressHost parent_obj; + + uint32_t chip_id; + uint32_t phb_id; + uint32_t version; + char bus_path[8]; + + PnvChip *chip; + + PnvPhb4PecState *pec; + + /* The PHB backend (PnvPHB3, PnvPHB4 ...) being used */ + Object *backend; +}; + +#define TYPE_PNV_PHB "pnv-phb" +OBJECT_DECLARE_SIMPLE_TYPE(PnvPHB, PNV_PHB) + +/* + * PHB PCIe Root port + */ +#define PNV_PHB3_DEVICE_ID 0x03dc +#define PNV_PHB4_DEVICE_ID 0x04c1 +#define PNV_PHB5_DEVICE_ID 0x0652 + +typedef struct PnvPHBRootPort { + PCIESlot parent_obj; + + uint32_t version; +} PnvPHBRootPort; + +#define TYPE_PNV_PHB_ROOT_PORT "pnv-phb-root-port" +OBJECT_DECLARE_SIMPLE_TYPE(PnvPHBRootPort, PNV_PHB_ROOT_PORT) + +#endif /* PCI_HOST_PNV_PHB_H */ diff --git a/hw/pci-host/pnv_phb3.c b/hw/pci-host/pnv_phb3.c index d58d3c1701..af8575c007 100644 --- a/hw/pci-host/pnv_phb3.c +++ b/hw/pci-host/pnv_phb3.c @@ -11,6 +11,7 @@ #include "qapi/visitor.h" #include "qapi/error.h" #include "hw/pci-host/pnv_phb3_regs.h" +#include "hw/pci-host/pnv_phb.h" #include "hw/pci-host/pnv_phb3.h" #include "hw/pci/pcie_host.h" #include "hw/pci/pcie_port.h" @@ -26,7 +27,7 @@ static PCIDevice *pnv_phb3_find_cfg_dev(PnvPHB3 *phb) { - PCIHostState *pci = PCI_HOST_BRIDGE(phb); + PCIHostState *pci = PCI_HOST_BRIDGE(phb->phb_base); uint64_t addr = phb->regs[PHB_CONFIG_ADDRESS >> 3]; uint8_t bus, devfn; @@ -590,7 +591,7 @@ void pnv_phb3_reg_write(void *opaque, hwaddr off, uint64_t val, unsigned size) uint64_t pnv_phb3_reg_read(void *opaque, hwaddr off, unsigned size) { PnvPHB3 *phb = opaque; - PCIHostState *pci = PCI_HOST_BRIDGE(phb); + PCIHostState *pci = PCI_HOST_BRIDGE(phb->phb_base); uint64_t val; if ((off & 0xfffc) == PHB_CONFIG_DATA) { @@ -986,10 +987,36 @@ static void pnv_phb3_instance_init(Object *obj) } +void pnv_phb3_bus_init(DeviceState *dev, PnvPHB3 *phb) +{ + PCIHostState *pci = PCI_HOST_BRIDGE(dev); + + /* + * PHB3 doesn't support IO space. However, qemu gets very upset if + * we don't have an IO region to anchor IO BARs onto so we just + * initialize one which we never hook up to anything + */ + memory_region_init(&phb->pci_io, OBJECT(phb), "pci-io", 0x10000); + memory_region_init(&phb->pci_mmio, OBJECT(phb), "pci-mmio", + PCI_MMIO_TOTAL_SIZE); + + pci->bus = pci_register_root_bus(dev, + dev->id ? dev->id : NULL, + pnv_phb3_set_irq, pnv_phb3_map_irq, phb, + &phb->pci_mmio, &phb->pci_io, + 0, 4, TYPE_PNV_PHB3_ROOT_BUS); + + object_property_set_int(OBJECT(pci->bus), "phb-id", phb->phb_id, + &error_abort); + object_property_set_int(OBJECT(pci->bus), "chip-id", phb->chip_id, + &error_abort); + + pci_setup_iommu(pci->bus, pnv_phb3_dma_iommu, phb); +} + static void pnv_phb3_realize(DeviceState *dev, Error **errp) { PnvPHB3 *phb = PNV_PHB3(dev); - PCIHostState *pci = PCI_HOST_BRIDGE(dev); PnvMachineState *pnv = PNV_MACHINE(qdev_get_machine()); int i; @@ -1034,26 +1061,6 @@ static void pnv_phb3_realize(DeviceState *dev, Error **errp) /* Controller Registers */ memory_region_init_io(&phb->mr_regs, OBJECT(phb), &pnv_phb3_reg_ops, phb, "phb3-regs", 0x1000); - - /* - * PHB3 doesn't support IO space. However, qemu gets very upset if - * we don't have an IO region to anchor IO BARs onto so we just - * initialize one which we never hook up to anything - */ - memory_region_init(&phb->pci_io, OBJECT(phb), "pci-io", 0x10000); - memory_region_init(&phb->pci_mmio, OBJECT(phb), "pci-mmio", - PCI_MMIO_TOTAL_SIZE); - - pci->bus = pci_register_root_bus(dev, - dev->id ? dev->id : NULL, - pnv_phb3_set_irq, pnv_phb3_map_irq, phb, - &phb->pci_mmio, &phb->pci_io, - 0, 4, TYPE_PNV_PHB3_ROOT_BUS); - - pci_setup_iommu(pci->bus, pnv_phb3_dma_iommu, phb); - - pnv_phb_attach_root_port(pci, TYPE_PNV_PHB3_ROOT_PORT, - phb->phb_id, phb->chip_id); } void pnv_phb3_update_regions(PnvPHB3 *phb) @@ -1078,105 +1085,96 @@ void pnv_phb3_update_regions(PnvPHB3 *phb) pnv_phb3_check_all_m64s(phb); } -static const char *pnv_phb3_root_bus_path(PCIHostState *host_bridge, - PCIBus *rootbus) -{ - PnvPHB3 *phb = PNV_PHB3(host_bridge); - - snprintf(phb->bus_path, sizeof(phb->bus_path), "00%02x:%02x", - phb->chip_id, phb->phb_id); - return phb->bus_path; -} - static Property pnv_phb3_properties[] = { DEFINE_PROP_UINT32("index", PnvPHB3, phb_id, 0), DEFINE_PROP_UINT32("chip-id", PnvPHB3, chip_id, 0), DEFINE_PROP_LINK("chip", PnvPHB3, chip, TYPE_PNV_CHIP, PnvChip *), + DEFINE_PROP_LINK("phb-base", PnvPHB3, phb_base, TYPE_PNV_PHB, PnvPHB *), DEFINE_PROP_END_OF_LIST(), }; static void pnv_phb3_class_init(ObjectClass *klass, void *data) { - PCIHostBridgeClass *hc = PCI_HOST_BRIDGE_CLASS(klass); DeviceClass *dc = DEVICE_CLASS(klass); - hc->root_bus_path = pnv_phb3_root_bus_path; dc->realize = pnv_phb3_realize; device_class_set_props(dc, pnv_phb3_properties); - set_bit(DEVICE_CATEGORY_BRIDGE, dc->categories); dc->user_creatable = false; } static const TypeInfo pnv_phb3_type_info = { .name = TYPE_PNV_PHB3, - .parent = TYPE_PCIE_HOST_BRIDGE, + .parent = TYPE_DEVICE, .instance_size = sizeof(PnvPHB3), .class_init = pnv_phb3_class_init, .instance_init = pnv_phb3_instance_init, }; -static void pnv_phb3_root_bus_class_init(ObjectClass *klass, void *data) +static void pnv_phb3_root_bus_get_prop(Object *obj, Visitor *v, + const char *name, + void *opaque, Error **errp) { - BusClass *k = BUS_CLASS(klass); + PnvPHB3RootBus *bus = PNV_PHB3_ROOT_BUS(obj); + uint64_t value = 0; - /* - * PHB3 has only a single root complex. Enforce the limit on the - * parent bus - */ - k->max_dev = 1; + if (strcmp(name, "phb-id") == 0) { + value = bus->phb_id; + } else { + value = bus->chip_id; + } + + visit_type_size(v, name, &value, errp); } -static const TypeInfo pnv_phb3_root_bus_info = { - .name = TYPE_PNV_PHB3_ROOT_BUS, - .parent = TYPE_PCIE_BUS, - .class_init = pnv_phb3_root_bus_class_init, -}; +static void pnv_phb3_root_bus_set_prop(Object *obj, Visitor *v, + const char *name, + void *opaque, Error **errp) -static void pnv_phb3_root_port_realize(DeviceState *dev, Error **errp) { - PCIERootPortClass *rpc = PCIE_ROOT_PORT_GET_CLASS(dev); - PCIDevice *pci = PCI_DEVICE(dev); - Error *local_err = NULL; + PnvPHB3RootBus *bus = PNV_PHB3_ROOT_BUS(obj); + uint64_t value; - rpc->parent_realize(dev, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!visit_type_size(v, name, &value, errp)) { return; } - pci_config_set_interrupt_pin(pci->config, 0); + + if (strcmp(name, "phb-id") == 0) { + bus->phb_id = value; + } else { + bus->chip_id = value; + } } -static void pnv_phb3_root_port_class_init(ObjectClass *klass, void *data) +static void pnv_phb3_root_bus_class_init(ObjectClass *klass, void *data) { - DeviceClass *dc = DEVICE_CLASS(klass); - PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); - PCIERootPortClass *rpc = PCIE_ROOT_PORT_CLASS(klass); - - dc->desc = "IBM PHB3 PCIE Root Port"; + BusClass *k = BUS_CLASS(klass); - device_class_set_parent_realize(dc, pnv_phb3_root_port_realize, - &rpc->parent_realize); - dc->user_creatable = false; + object_class_property_add(klass, "phb-id", "int", + pnv_phb3_root_bus_get_prop, + pnv_phb3_root_bus_set_prop, + NULL, NULL); - k->vendor_id = PCI_VENDOR_ID_IBM; - k->device_id = 0x03dc; - k->revision = 0; + object_class_property_add(klass, "chip-id", "int", + pnv_phb3_root_bus_get_prop, + pnv_phb3_root_bus_set_prop, + NULL, NULL); - rpc->exp_offset = 0x48; - rpc->aer_offset = 0x100; + /* + * PHB3 has only a single root complex. Enforce the limit on the + * parent bus + */ + k->max_dev = 1; } -static const TypeInfo pnv_phb3_root_port_info = { - .name = TYPE_PNV_PHB3_ROOT_PORT, - .parent = TYPE_PCIE_ROOT_PORT, - .instance_size = sizeof(PnvPHB3RootPort), - .class_init = pnv_phb3_root_port_class_init, +static const TypeInfo pnv_phb3_root_bus_info = { + .name = TYPE_PNV_PHB3_ROOT_BUS, + .parent = TYPE_PCIE_BUS, + .class_init = pnv_phb3_root_bus_class_init, }; static void pnv_phb3_register_types(void) { type_register_static(&pnv_phb3_root_bus_info); - type_register_static(&pnv_phb3_root_port_info); type_register_static(&pnv_phb3_type_info); type_register_static(&pnv_phb3_iommu_memory_region_info); } diff --git a/hw/pci-host/pnv_phb4.c b/hw/pci-host/pnv_phb4.c index 67ddde4a6e..824e1a73fb 100644 --- a/hw/pci-host/pnv_phb4.c +++ b/hw/pci-host/pnv_phb4.c @@ -33,7 +33,7 @@ static PCIDevice *pnv_phb4_find_cfg_dev(PnvPHB4 *phb) { - PCIHostState *pci = PCI_HOST_BRIDGE(phb); + PCIHostState *pci = PCI_HOST_BRIDGE(phb->phb_base); uint64_t addr = phb->regs[PHB_CONFIG_ADDRESS >> 3]; uint8_t bus, devfn; @@ -129,7 +129,7 @@ static uint64_t pnv_phb4_config_read(PnvPHB4 *phb, unsigned off, static void pnv_phb4_rc_config_write(PnvPHB4 *phb, unsigned off, unsigned size, uint64_t val) { - PCIHostState *pci = PCI_HOST_BRIDGE(phb); + PCIHostState *pci = PCI_HOST_BRIDGE(phb->phb_base); PCIDevice *pdev; if (size != 4) { @@ -150,7 +150,7 @@ static void pnv_phb4_rc_config_write(PnvPHB4 *phb, unsigned off, static uint64_t pnv_phb4_rc_config_read(PnvPHB4 *phb, unsigned off, unsigned size) { - PCIHostState *pci = PCI_HOST_BRIDGE(phb); + PCIHostState *pci = PCI_HOST_BRIDGE(phb->phb_base); PCIDevice *pdev; uint64_t val; @@ -1528,30 +1528,16 @@ static void pnv_phb4_instance_init(Object *obj) object_initialize_child(obj, "source", &phb->xsrc, TYPE_XIVE_SOURCE); } -static void pnv_phb4_realize(DeviceState *dev, Error **errp) +void pnv_phb4_bus_init(DeviceState *dev, PnvPHB4 *phb) { - PnvPHB4 *phb = PNV_PHB4(dev); - PnvPhb4PecClass *pecc = PNV_PHB4_PEC_GET_CLASS(phb->pec); PCIHostState *pci = PCI_HOST_BRIDGE(dev); - XiveSource *xsrc = &phb->xsrc; - int nr_irqs; char name[32]; - /* Set the "big_phb" flag */ - phb->big_phb = phb->phb_id == 0 || phb->phb_id == 3; - - /* Controller Registers */ - snprintf(name, sizeof(name), "phb4-%d.%d-regs", phb->chip_id, - phb->phb_id); - memory_region_init_io(&phb->mr_regs, OBJECT(phb), &pnv_phb4_reg_ops, phb, - name, 0x2000); - /* * PHB4 doesn't support IO space. However, qemu gets very upset if * we don't have an IO region to anchor IO BARs onto so we just * initialize one which we never hook up to anything */ - snprintf(name, sizeof(name), "phb4-%d.%d-pci-io", phb->chip_id, phb->phb_id); memory_region_init(&phb->pci_io, OBJECT(phb), name, 0x10000); @@ -1561,16 +1547,35 @@ static void pnv_phb4_realize(DeviceState *dev, Error **errp) memory_region_init(&phb->pci_mmio, OBJECT(phb), name, PCI_MMIO_TOTAL_SIZE); - pci->bus = pci_register_root_bus(dev, dev->id, + pci->bus = pci_register_root_bus(dev, dev->id ? dev->id : NULL, pnv_phb4_set_irq, pnv_phb4_map_irq, phb, &phb->pci_mmio, &phb->pci_io, 0, 4, TYPE_PNV_PHB4_ROOT_BUS); + + object_property_set_int(OBJECT(pci->bus), "phb-id", phb->phb_id, + &error_abort); + object_property_set_int(OBJECT(pci->bus), "chip-id", phb->chip_id, + &error_abort); + pci_setup_iommu(pci->bus, pnv_phb4_dma_iommu, phb); pci->bus->flags |= PCI_BUS_EXTENDED_CONFIG_SPACE; +} + +static void pnv_phb4_realize(DeviceState *dev, Error **errp) +{ + PnvPHB4 *phb = PNV_PHB4(dev); + XiveSource *xsrc = &phb->xsrc; + int nr_irqs; + char name[32]; + + /* Set the "big_phb" flag */ + phb->big_phb = phb->phb_id == 0 || phb->phb_id == 3; - /* Add a single Root port if running with defaults */ - pnv_phb_attach_root_port(pci, pecc->rp_model, - phb->phb_id, phb->chip_id); + /* Controller Registers */ + snprintf(name, sizeof(name), "phb4-%d.%d-regs", phb->chip_id, + phb->phb_id); + memory_region_init_io(&phb->mr_regs, OBJECT(phb), &pnv_phb4_reg_ops, phb, + name, 0x2000); /* Setup XIVE Source */ if (phb->big_phb) { @@ -1591,16 +1596,6 @@ static void pnv_phb4_realize(DeviceState *dev, Error **errp) pnv_phb4_xscom_realize(phb); } -static const char *pnv_phb4_root_bus_path(PCIHostState *host_bridge, - PCIBus *rootbus) -{ - PnvPHB4 *phb = PNV_PHB4(host_bridge); - - snprintf(phb->bus_path, sizeof(phb->bus_path), "00%02x:%02x", - phb->chip_id, phb->phb_id); - return phb->bus_path; -} - /* * Address base trigger mode (POWER10) * @@ -1685,19 +1680,17 @@ static Property pnv_phb4_properties[] = { DEFINE_PROP_UINT32("chip-id", PnvPHB4, chip_id, 0), DEFINE_PROP_LINK("pec", PnvPHB4, pec, TYPE_PNV_PHB4_PEC, PnvPhb4PecState *), + DEFINE_PROP_LINK("phb-base", PnvPHB4, phb_base, TYPE_PNV_PHB, PnvPHB *), DEFINE_PROP_END_OF_LIST(), }; static void pnv_phb4_class_init(ObjectClass *klass, void *data) { - PCIHostBridgeClass *hc = PCI_HOST_BRIDGE_CLASS(klass); DeviceClass *dc = DEVICE_CLASS(klass); XiveNotifierClass *xfc = XIVE_NOTIFIER_CLASS(klass); - hc->root_bus_path = pnv_phb4_root_bus_path; dc->realize = pnv_phb4_realize; device_class_set_props(dc, pnv_phb4_properties); - set_bit(DEVICE_CATEGORY_BRIDGE, dc->categories); dc->user_creatable = false; xfc->notify = pnv_phb4_xive_notify; @@ -1705,7 +1698,7 @@ static void pnv_phb4_class_init(ObjectClass *klass, void *data) static const TypeInfo pnv_phb4_type_info = { .name = TYPE_PNV_PHB4, - .parent = TYPE_PCIE_HOST_BRIDGE, + .parent = TYPE_DEVICE, .instance_init = pnv_phb4_instance_init, .instance_size = sizeof(PnvPHB4), .class_init = pnv_phb4_class_init, @@ -1721,111 +1714,71 @@ static const TypeInfo pnv_phb5_type_info = { .instance_size = sizeof(PnvPHB4), }; -static void pnv_phb4_root_bus_class_init(ObjectClass *klass, void *data) +static void pnv_phb4_root_bus_get_prop(Object *obj, Visitor *v, + const char *name, + void *opaque, Error **errp) { - BusClass *k = BUS_CLASS(klass); + PnvPHB4RootBus *bus = PNV_PHB4_ROOT_BUS(obj); + uint64_t value = 0; - /* - * PHB4 has only a single root complex. Enforce the limit on the - * parent bus - */ - k->max_dev = 1; -} - -static const TypeInfo pnv_phb4_root_bus_info = { - .name = TYPE_PNV_PHB4_ROOT_BUS, - .parent = TYPE_PCIE_BUS, - .class_init = pnv_phb4_root_bus_class_init, -}; + if (strcmp(name, "phb-id") == 0) { + value = bus->phb_id; + } else { + value = bus->chip_id; + } -static void pnv_phb4_root_port_reset(DeviceState *dev) -{ - PCIERootPortClass *rpc = PCIE_ROOT_PORT_GET_CLASS(dev); - PCIDevice *d = PCI_DEVICE(dev); - uint8_t *conf = d->config; - - rpc->parent_reset(dev); - - pci_byte_test_and_set_mask(conf + PCI_IO_BASE, - PCI_IO_RANGE_MASK & 0xff); - pci_byte_test_and_clear_mask(conf + PCI_IO_LIMIT, - PCI_IO_RANGE_MASK & 0xff); - pci_set_word(conf + PCI_MEMORY_BASE, 0); - pci_set_word(conf + PCI_MEMORY_LIMIT, 0xfff0); - pci_set_word(conf + PCI_PREF_MEMORY_BASE, 0x1); - pci_set_word(conf + PCI_PREF_MEMORY_LIMIT, 0xfff1); - pci_set_long(conf + PCI_PREF_BASE_UPPER32, 0x1); /* Hack */ - pci_set_long(conf + PCI_PREF_LIMIT_UPPER32, 0xffffffff); - pci_config_set_interrupt_pin(conf, 0); + visit_type_size(v, name, &value, errp); } -static void pnv_phb4_root_port_realize(DeviceState *dev, Error **errp) +static void pnv_phb4_root_bus_set_prop(Object *obj, Visitor *v, + const char *name, + void *opaque, Error **errp) + { - PCIERootPortClass *rpc = PCIE_ROOT_PORT_GET_CLASS(dev); - Error *local_err = NULL; + PnvPHB4RootBus *bus = PNV_PHB4_ROOT_BUS(obj); + uint64_t value; - rpc->parent_realize(dev, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!visit_type_size(v, name, &value, errp)) { return; } -} - -static void pnv_phb4_root_port_class_init(ObjectClass *klass, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(klass); - PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); - PCIERootPortClass *rpc = PCIE_ROOT_PORT_CLASS(klass); - - dc->desc = "IBM PHB4 PCIE Root Port"; - dc->user_creatable = false; - - device_class_set_parent_realize(dc, pnv_phb4_root_port_realize, - &rpc->parent_realize); - device_class_set_parent_reset(dc, pnv_phb4_root_port_reset, - &rpc->parent_reset); - k->vendor_id = PCI_VENDOR_ID_IBM; - k->device_id = PNV_PHB4_DEVICE_ID; - k->revision = 0; - - rpc->exp_offset = 0x48; - rpc->aer_offset = 0x100; - - dc->reset = &pnv_phb4_root_port_reset; + if (strcmp(name, "phb-id") == 0) { + bus->phb_id = value; + } else { + bus->chip_id = value; + } } -static const TypeInfo pnv_phb4_root_port_info = { - .name = TYPE_PNV_PHB4_ROOT_PORT, - .parent = TYPE_PCIE_ROOT_PORT, - .instance_size = sizeof(PnvPHB4RootPort), - .class_init = pnv_phb4_root_port_class_init, -}; - -static void pnv_phb5_root_port_class_init(ObjectClass *klass, void *data) +static void pnv_phb4_root_bus_class_init(ObjectClass *klass, void *data) { - DeviceClass *dc = DEVICE_CLASS(klass); - PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); + BusClass *k = BUS_CLASS(klass); + + object_class_property_add(klass, "phb-id", "int", + pnv_phb4_root_bus_get_prop, + pnv_phb4_root_bus_set_prop, + NULL, NULL); - dc->desc = "IBM PHB5 PCIE Root Port"; - dc->user_creatable = false; + object_class_property_add(klass, "chip-id", "int", + pnv_phb4_root_bus_get_prop, + pnv_phb4_root_bus_set_prop, + NULL, NULL); - k->vendor_id = PCI_VENDOR_ID_IBM; - k->device_id = PNV_PHB5_DEVICE_ID; + /* + * PHB4 has only a single root complex. Enforce the limit on the + * parent bus + */ + k->max_dev = 1; } -static const TypeInfo pnv_phb5_root_port_info = { - .name = TYPE_PNV_PHB5_ROOT_PORT, - .parent = TYPE_PNV_PHB4_ROOT_PORT, - .instance_size = sizeof(PnvPHB4RootPort), - .class_init = pnv_phb5_root_port_class_init, +static const TypeInfo pnv_phb4_root_bus_info = { + .name = TYPE_PNV_PHB4_ROOT_BUS, + .parent = TYPE_PCIE_BUS, + .class_init = pnv_phb4_root_bus_class_init, }; static void pnv_phb4_register_types(void) { type_register_static(&pnv_phb4_root_bus_info); - type_register_static(&pnv_phb5_root_port_info); - type_register_static(&pnv_phb4_root_port_info); type_register_static(&pnv_phb4_type_info); type_register_static(&pnv_phb5_type_info); type_register_static(&pnv_phb4_iommu_memory_region_info); diff --git a/hw/pci-host/pnv_phb4_pec.c b/hw/pci-host/pnv_phb4_pec.c index c9aaf1c28e..9871f462cd 100644 --- a/hw/pci-host/pnv_phb4_pec.c +++ b/hw/pci-host/pnv_phb4_pec.c @@ -115,8 +115,7 @@ static void pnv_pec_default_phb_realize(PnvPhb4PecState *pec, int stack_no, Error **errp) { - PnvPhb4PecClass *pecc = PNV_PHB4_PEC_GET_CLASS(pec); - PnvPHB4 *phb = PNV_PHB4(qdev_new(pecc->phb_type)); + PnvPHB *phb = PNV_PHB(qdev_new(TYPE_PNV_PHB)); int phb_id = pnv_phb4_pec_get_phb_id(pec, stack_no); object_property_add_child(OBJECT(pec), "phb[*]", OBJECT(phb)); @@ -147,8 +146,10 @@ static void pnv_pec_realize(DeviceState *dev, Error **errp) pec->num_phbs = pecc->num_phbs[pec->index]; /* Create PHBs if running with defaults */ - for (i = 0; i < pec->num_phbs; i++) { - pnv_pec_default_phb_realize(pec, i, errp); + if (defaults_enabled()) { + for (i = 0; i < pec->num_phbs; i++) { + pnv_pec_default_phb_realize(pec, i, errp); + } } /* Initialize the XSCOM regions for the PEC registers */ @@ -261,7 +262,6 @@ static void pnv_pec_class_init(ObjectClass *klass, void *data) pecc->version = PNV_PHB4_VERSION; pecc->phb_type = TYPE_PNV_PHB4; pecc->num_phbs = pnv_pec_num_phbs; - pecc->rp_model = TYPE_PNV_PHB4_ROOT_PORT; } static const TypeInfo pnv_pec_type_info = { @@ -314,7 +314,6 @@ static void pnv_phb5_pec_class_init(ObjectClass *klass, void *data) pecc->version = PNV_PHB5_VERSION; pecc->phb_type = TYPE_PNV_PHB5; pecc->num_phbs = pnv_phb5_pec_num_stacks; - pecc->rp_model = TYPE_PNV_PHB5_ROOT_PORT; } static const TypeInfo pnv_phb5_pec_type_info = { diff --git a/hw/ppc/Kconfig b/hw/ppc/Kconfig index 400511c6b7..3a4418a69e 100644 --- a/hw/ppc/Kconfig +++ b/hw/ppc/Kconfig @@ -58,7 +58,6 @@ config PPC4XX config SAM460EX bool - select PPC405 select PFLASH_CFI01 select IDE_SII3112 select M41T80 @@ -72,6 +71,7 @@ config SAM460EX config PEGASOS2 bool + imply ATI_VGA select MV64361 select VT82C686 select IDE_VIA @@ -79,7 +79,6 @@ config PEGASOS2 select VOF # This should come with VT82C686 select ACPI_X86 - imply ATI_VGA config PREP bool diff --git a/hw/ppc/meson.build b/hw/ppc/meson.build index aa4c8e6a2e..62801923f3 100644 --- a/hw/ppc/meson.build +++ b/hw/ppc/meson.build @@ -46,6 +46,7 @@ ppc_ss.add(when: 'CONFIG_POWERNV', if_true: files( 'pnv_lpc.c', 'pnv_psi.c', 'pnv_occ.c', + 'pnv_sbe.c', 'pnv_bmc.c', 'pnv_homer.c', 'pnv_pnor.c', diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c index d3f77c8367..354aa289d1 100644 --- a/hw/ppc/pnv.c +++ b/hw/ppc/pnv.c @@ -43,6 +43,7 @@ #include "hw/ipmi/ipmi.h" #include "target/ppc/mmu-hash64.h" #include "hw/pci/msi.h" +#include "hw/pci-host/pnv_phb.h" #include "hw/ppc/xics.h" #include "hw/qdev-properties.h" @@ -280,6 +281,75 @@ static void pnv_dt_icp(PnvChip *chip, void *fdt, uint32_t pir, g_free(reg); } +static PnvPhb4PecState *pnv_phb4_get_pec(PnvChip *chip, PnvPHB4 *phb, + Error **errp) +{ + PnvPHB *phb_base = phb->phb_base; + PnvPhb4PecState *pecs = NULL; + int chip_id = phb->chip_id; + int index = phb->phb_id; + int i, j; + + if (phb_base->version == 4) { + Pnv9Chip *chip9 = PNV9_CHIP(chip); + + pecs = chip9->pecs; + } else if (phb_base->version == 5) { + Pnv10Chip *chip10 = PNV10_CHIP(chip); + + pecs = chip10->pecs; + } else { + g_assert_not_reached(); + } + + for (i = 0; i < chip->num_pecs; i++) { + /* + * For each PEC, check the amount of phbs it supports + * and see if the given phb4 index matches an index. + */ + PnvPhb4PecState *pec = &pecs[i]; + + for (j = 0; j < pec->num_phbs; j++) { + if (index == pnv_phb4_pec_get_phb_id(pec, j)) { + return pec; + } + } + } + error_setg(errp, + "pnv-phb4 chip-id %d index %d didn't match any existing PEC", + chip_id, index); + + return NULL; +} + +/* + * Adds a PnvPHB to the chip. Returns the parent obj of the + * PHB which varies with each version (phb version 3 is parented + * by the chip, version 4 and 5 are parented by the PEC + * device). + * + * TODO: for version 3 we're still parenting the PHB with the + * chip. We should parent with a (so far not implemented) + * PHB3 PEC device. + */ +Object *pnv_chip_add_phb(PnvChip *chip, PnvPHB *phb, Error **errp) +{ + if (phb->version == 3) { + Pnv8Chip *chip8 = PNV8_CHIP(chip); + + phb->chip = chip; + + chip8->phbs[chip8->num_phbs] = phb; + chip8->num_phbs++; + + return OBJECT(chip); + } + + phb->pec = pnv_phb4_get_pec(chip, PNV_PHB4(phb->backend), errp); + + return OBJECT(phb->pec); +} + static void pnv_chip_power8_dt_populate(PnvChip *chip, void *fdt) { static const char compat[] = "ibm,power8-xscom\0ibm,xscom"; @@ -660,7 +730,8 @@ static void pnv_chip_power8_pic_print_info(PnvChip *chip, Monitor *mon) ics_pic_print_info(&chip8->psi.ics, mon); for (i = 0; i < chip8->num_phbs; i++) { - PnvPHB3 *phb3 = &chip8->phbs[i]; + PnvPHB *phb = chip8->phbs[i]; + PnvPHB3 *phb3 = PNV_PHB3(phb->backend); pnv_phb3_msi_pic_print_info(&phb3->msis, mon); ics_pic_print_info(&phb3->lsis, mon); @@ -670,11 +741,14 @@ static void pnv_chip_power8_pic_print_info(PnvChip *chip, Monitor *mon) static int pnv_chip_power9_pic_print_info_child(Object *child, void *opaque) { Monitor *mon = opaque; - PnvPHB4 *phb4 = (PnvPHB4 *) object_dynamic_cast(child, TYPE_PNV_PHB4); + PnvPHB *phb = (PnvPHB *) object_dynamic_cast(child, TYPE_PNV_PHB); - if (phb4) { - pnv_phb4_pic_print_info(phb4, mon); + if (!phb) { + return 0; } + + pnv_phb4_pic_print_info(PNV_PHB4(phb->backend), mon); + return 0; } @@ -714,7 +788,7 @@ static bool pnv_match_cpu(const char *default_type, const char *cpu_type) PowerPCCPUClass *ppc = POWERPC_CPU_CLASS(object_class_by_name(cpu_type)); - return ppc_default->pvr_match(ppc_default, ppc->pvr); + return ppc_default->pvr_match(ppc_default, ppc->pvr, false); } static void pnv_ipmi_bt_init(ISABus *bus, IPMIBmc *bmc, uint32_t irq) @@ -1146,10 +1220,22 @@ static void pnv_chip_power8_instance_init(Object *obj) object_initialize_child(obj, "homer", &chip8->homer, TYPE_PNV8_HOMER); - chip8->num_phbs = pcc->num_phbs; - - for (i = 0; i < chip8->num_phbs; i++) { - object_initialize_child(obj, "phb[*]", &chip8->phbs[i], TYPE_PNV_PHB3); + if (defaults_enabled()) { + chip8->num_phbs = pcc->num_phbs; + + for (i = 0; i < chip8->num_phbs; i++) { + Object *phb = object_new(TYPE_PNV_PHB); + + /* + * We need the chip to parent the PHB to allow the DT + * to build correctly (via pnv_xscom_dt()). + * + * TODO: the PHB should be parented by a PEC device that, at + * this moment, is not modelled powernv8/phb3. + */ + object_property_add_child(obj, "phb[*]", phb); + chip8->phbs[i] = PNV_PHB(phb); + } } } @@ -1183,30 +1269,6 @@ static void pnv_chip_icp_realize(Pnv8Chip *chip8, Error **errp) } } -/* - * Attach a root port device. - * - * 'index' will be used both as a PCIE slot value and to calculate - * QOM id. 'chip_id' is going to be used as PCIE chassis for the - * root port. - */ -void pnv_phb_attach_root_port(PCIHostState *pci, const char *name, - int index, int chip_id) -{ - PCIDevice *root = pci_new(PCI_DEVFN(0, 0), name); - g_autofree char *default_id = g_strdup_printf("%s[%d]", name, index); - const char *dev_id = DEVICE(root)->id; - - object_property_add_child(OBJECT(pci->bus), dev_id ? dev_id : default_id, - OBJECT(root)); - - /* Set unique chassis/slot values for the root port */ - qdev_prop_set_uint8(DEVICE(root), "chassis", chip_id); - qdev_prop_set_uint16(DEVICE(root), "slot", index); - - pci_realize_and_unref(root, pci->bus, &error_fatal); -} - static void pnv_chip_power8_realize(DeviceState *dev, Error **errp) { PnvChipClass *pcc = PNV_CHIP_GET_CLASS(dev); @@ -1287,9 +1349,9 @@ static void pnv_chip_power8_realize(DeviceState *dev, Error **errp) memory_region_add_subregion(get_system_memory(), PNV_HOMER_BASE(chip), &chip8->homer.regs); - /* PHB3 controllers */ + /* PHB controllers */ for (i = 0; i < chip8->num_phbs; i++) { - PnvPHB3 *phb = &chip8->phbs[i]; + PnvPHB *phb = chip8->phbs[i]; object_property_set_int(OBJECT(phb), "index", i, &error_fatal); object_property_set_int(OBJECT(phb), "chip-id", chip->chip_id, @@ -1397,6 +1459,8 @@ static void pnv_chip_power9_instance_init(Object *obj) object_initialize_child(obj, "occ", &chip9->occ, TYPE_PNV9_OCC); + object_initialize_child(obj, "sbe", &chip9->sbe, TYPE_PNV9_SBE); + object_initialize_child(obj, "homer", &chip9->homer, TYPE_PNV9_HOMER); /* Number of PECs is the chip default */ @@ -1549,6 +1613,17 @@ static void pnv_chip_power9_realize(DeviceState *dev, Error **errp) memory_region_add_subregion(get_system_memory(), PNV9_OCC_SENSOR_BASE(chip), &chip9->occ.sram_regs); + /* SBE */ + if (!qdev_realize(DEVICE(&chip9->sbe), NULL, errp)) { + return; + } + pnv_xscom_add_subregion(chip, PNV9_XSCOM_SBE_CTRL_BASE, + &chip9->sbe.xscom_ctrl_regs); + pnv_xscom_add_subregion(chip, PNV9_XSCOM_SBE_MBOX_BASE, + &chip9->sbe.xscom_mbox_regs); + qdev_connect_gpio_out(DEVICE(&chip9->sbe), 0, qdev_get_gpio_in( + DEVICE(&chip9->psi), PSIHB9_IRQ_PSU)); + /* HOMER */ object_property_set_link(OBJECT(&chip9->homer), "chip", OBJECT(chip), &error_abort); @@ -1613,6 +1688,7 @@ static void pnv_chip_power10_instance_init(Object *obj) object_initialize_child(obj, "psi", &chip10->psi, TYPE_PNV10_PSI); object_initialize_child(obj, "lpc", &chip10->lpc, TYPE_PNV10_LPC); object_initialize_child(obj, "occ", &chip10->occ, TYPE_PNV10_OCC); + object_initialize_child(obj, "sbe", &chip10->sbe, TYPE_PNV10_SBE); object_initialize_child(obj, "homer", &chip10->homer, TYPE_PNV10_HOMER); chip->num_pecs = pcc->num_pecs; @@ -1754,6 +1830,17 @@ static void pnv_chip_power10_realize(DeviceState *dev, Error **errp) PNV10_OCC_SENSOR_BASE(chip), &chip10->occ.sram_regs); + /* SBE */ + if (!qdev_realize(DEVICE(&chip10->sbe), NULL, errp)) { + return; + } + pnv_xscom_add_subregion(chip, PNV10_XSCOM_SBE_CTRL_BASE, + &chip10->sbe.xscom_ctrl_regs); + pnv_xscom_add_subregion(chip, PNV10_XSCOM_SBE_MBOX_BASE, + &chip10->sbe.xscom_mbox_regs); + qdev_connect_gpio_out(DEVICE(&chip10->sbe), 0, qdev_get_gpio_in( + DEVICE(&chip10->psi), PSIHB9_IRQ_PSU)); + /* HOMER */ object_property_set_link(OBJECT(&chip10->homer), "chip", OBJECT(chip), &error_abort); @@ -1957,7 +2044,8 @@ static ICSState *pnv_ics_get(XICSFabric *xi, int irq) } for (j = 0; j < chip8->num_phbs; j++) { - PnvPHB3 *phb3 = &chip8->phbs[j]; + PnvPHB *phb = chip8->phbs[j]; + PnvPHB3 *phb3 = PNV_PHB3(phb->backend); if (ics_valid_irq(&phb3->lsis, irq)) { return &phb3->lsis; @@ -1995,7 +2083,8 @@ static void pnv_ics_resend(XICSFabric *xi) ics_resend(&chip8->psi.ics); for (j = 0; j < chip8->num_phbs; j++) { - PnvPHB3 *phb3 = &chip8->phbs[j]; + PnvPHB *phb = chip8->phbs[j]; + PnvPHB3 *phb3 = PNV_PHB3(phb->backend); ics_resend(&phb3->lsis); ics_resend(ICS(&phb3->msis)); @@ -2095,8 +2184,14 @@ static void pnv_machine_power8_class_init(ObjectClass *oc, void *data) PnvMachineClass *pmc = PNV_MACHINE_CLASS(oc); static const char compat[] = "qemu,powernv8\0qemu,powernv\0ibm,powernv"; + static GlobalProperty phb_compat[] = { + { TYPE_PNV_PHB, "version", "3" }, + { TYPE_PNV_PHB_ROOT_PORT, "version", "3" }, + }; + mc->desc = "IBM PowerNV (Non-Virtualized) POWER8"; mc->default_cpu_type = POWERPC_CPU_TYPE_NAME("power8_v2.0"); + compat_props_add(mc->compat_props, phb_compat, G_N_ELEMENTS(phb_compat)); xic->icp_get = pnv_icp_get; xic->ics_get = pnv_ics_get; @@ -2104,6 +2199,8 @@ static void pnv_machine_power8_class_init(ObjectClass *oc, void *data) pmc->compat = compat; pmc->compat_size = sizeof(compat); + + machine_class_allow_dynamic_sysbus_dev(mc, TYPE_PNV_PHB); } static void pnv_machine_power9_class_init(ObjectClass *oc, void *data) @@ -2113,8 +2210,15 @@ static void pnv_machine_power9_class_init(ObjectClass *oc, void *data) PnvMachineClass *pmc = PNV_MACHINE_CLASS(oc); static const char compat[] = "qemu,powernv9\0ibm,powernv"; + static GlobalProperty phb_compat[] = { + { TYPE_PNV_PHB, "version", "4" }, + { TYPE_PNV_PHB_ROOT_PORT, "version", "4" }, + }; + mc->desc = "IBM PowerNV (Non-Virtualized) POWER9"; mc->default_cpu_type = POWERPC_CPU_TYPE_NAME("power9_v2.0"); + compat_props_add(mc->compat_props, phb_compat, G_N_ELEMENTS(phb_compat)); + xfc->match_nvt = pnv_match_nvt; mc->alias = "powernv"; @@ -2122,6 +2226,8 @@ static void pnv_machine_power9_class_init(ObjectClass *oc, void *data) pmc->compat = compat; pmc->compat_size = sizeof(compat); pmc->dt_power_mgt = pnv_dt_power_mgt; + + machine_class_allow_dynamic_sysbus_dev(mc, TYPE_PNV_PHB); } static void pnv_machine_power10_class_init(ObjectClass *oc, void *data) @@ -2131,14 +2237,22 @@ static void pnv_machine_power10_class_init(ObjectClass *oc, void *data) XiveFabricClass *xfc = XIVE_FABRIC_CLASS(oc); static const char compat[] = "qemu,powernv10\0ibm,powernv"; + static GlobalProperty phb_compat[] = { + { TYPE_PNV_PHB, "version", "5" }, + { TYPE_PNV_PHB_ROOT_PORT, "version", "5" }, + }; + mc->desc = "IBM PowerNV (Non-Virtualized) POWER10"; mc->default_cpu_type = POWERPC_CPU_TYPE_NAME("power10_v2.0"); + compat_props_add(mc->compat_props, phb_compat, G_N_ELEMENTS(phb_compat)); pmc->compat = compat; pmc->compat_size = sizeof(compat); pmc->dt_power_mgt = pnv_dt_power_mgt; xfc->match_nvt = pnv10_xive_match_nvt; + + machine_class_allow_dynamic_sysbus_dev(mc, TYPE_PNV_PHB); } static bool pnv_machine_get_hb(Object *obj, Error **errp) diff --git a/hw/ppc/pnv_sbe.c b/hw/ppc/pnv_sbe.c new file mode 100644 index 0000000000..1c7812a135 --- /dev/null +++ b/hw/ppc/pnv_sbe.c @@ -0,0 +1,414 @@ +/* + * QEMU PowerPC PowerNV Emulation of some SBE behaviour + * + * Copyright (c) 2022, IBM Corporation. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License, version 2, as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#include "qemu/osdep.h" +#include "target/ppc/cpu.h" +#include "qapi/error.h" +#include "qemu/log.h" +#include "qemu/module.h" +#include "hw/irq.h" +#include "hw/qdev-properties.h" +#include "hw/ppc/pnv.h" +#include "hw/ppc/pnv_xscom.h" +#include "hw/ppc/pnv_sbe.h" +#include "trace.h" + +/* + * Most register and command definitions come from skiboot. + * + * xscom addresses are adjusted to be relative to xscom subregion bases + */ + +/* + * SBE MBOX register address + * Reg 0 - 3 : Host to send command packets to SBE + * Reg 4 - 7 : SBE to send response packets to Host + */ +#define PSU_HOST_SBE_MBOX_REG0 0x00000000 +#define PSU_HOST_SBE_MBOX_REG1 0x00000001 +#define PSU_HOST_SBE_MBOX_REG2 0x00000002 +#define PSU_HOST_SBE_MBOX_REG3 0x00000003 +#define PSU_HOST_SBE_MBOX_REG4 0x00000004 +#define PSU_HOST_SBE_MBOX_REG5 0x00000005 +#define PSU_HOST_SBE_MBOX_REG6 0x00000006 +#define PSU_HOST_SBE_MBOX_REG7 0x00000007 +#define PSU_SBE_DOORBELL_REG_RW 0x00000010 +#define PSU_SBE_DOORBELL_REG_AND 0x00000011 +#define PSU_SBE_DOORBELL_REG_OR 0x00000012 +#define PSU_HOST_DOORBELL_REG_RW 0x00000013 +#define PSU_HOST_DOORBELL_REG_AND 0x00000014 +#define PSU_HOST_DOORBELL_REG_OR 0x00000015 + +/* + * Doorbell register to trigger SBE interrupt. Set by OPAL to inform + * the SBE about a waiting message in the Host/SBE mailbox registers + */ +#define HOST_SBE_MSG_WAITING PPC_BIT(0) + +/* + * Doorbell register for host bridge interrupt. Set by the SBE to inform + * host about a response message in the Host/SBE mailbox registers + */ +#define SBE_HOST_RESPONSE_WAITING PPC_BIT(0) +#define SBE_HOST_MSG_READ PPC_BIT(1) +#define SBE_HOST_STOP15_EXIT PPC_BIT(2) +#define SBE_HOST_RESET PPC_BIT(3) +#define SBE_HOST_PASSTHROUGH PPC_BIT(4) +#define SBE_HOST_TIMER_EXPIRY PPC_BIT(14) +#define SBE_HOST_RESPONSE_MASK (PPC_BITMASK(0, 4) | \ + SBE_HOST_TIMER_EXPIRY) + +/* SBE Control Register */ +#define SBE_CONTROL_REG_RW 0x00000000 + +/* SBE interrupt s0/s1 bits */ +#define SBE_CONTROL_REG_S0 PPC_BIT(14) +#define SBE_CONTROL_REG_S1 PPC_BIT(15) + +struct sbe_msg { + uint64_t reg[4]; +}; + +static uint64_t pnv_sbe_power9_xscom_ctrl_read(void *opaque, hwaddr addr, + unsigned size) +{ + uint32_t offset = addr >> 3; + uint64_t val = 0; + + switch (offset) { + default: + qemu_log_mask(LOG_UNIMP, "SBE Unimplemented register: Ox%" + HWADDR_PRIx "\n", addr >> 3); + } + + trace_pnv_sbe_xscom_ctrl_read(addr, val); + + return val; +} + +static void pnv_sbe_power9_xscom_ctrl_write(void *opaque, hwaddr addr, + uint64_t val, unsigned size) +{ + uint32_t offset = addr >> 3; + + trace_pnv_sbe_xscom_ctrl_write(addr, val); + + switch (offset) { + default: + qemu_log_mask(LOG_UNIMP, "SBE Unimplemented register: Ox%" + HWADDR_PRIx "\n", addr >> 3); + } +} + +static const MemoryRegionOps pnv_sbe_power9_xscom_ctrl_ops = { + .read = pnv_sbe_power9_xscom_ctrl_read, + .write = pnv_sbe_power9_xscom_ctrl_write, + .valid.min_access_size = 8, + .valid.max_access_size = 8, + .impl.min_access_size = 8, + .impl.max_access_size = 8, + .endianness = DEVICE_BIG_ENDIAN, +}; + +static void pnv_sbe_set_host_doorbell(PnvSBE *sbe, uint64_t val) +{ + val &= SBE_HOST_RESPONSE_MASK; /* Is this right? What does HW do? */ + sbe->host_doorbell = val; + + trace_pnv_sbe_reg_set_host_doorbell(val); + qemu_set_irq(sbe->psi_irq, !!val); +} + +/* SBE Target Type */ +#define SBE_TARGET_TYPE_PROC 0x00 +#define SBE_TARGET_TYPE_EX 0x01 +#define SBE_TARGET_TYPE_PERV 0x02 +#define SBE_TARGET_TYPE_MCS 0x03 +#define SBE_TARGET_TYPE_EQ 0x04 +#define SBE_TARGET_TYPE_CORE 0x05 + +/* SBE MBOX command class */ +#define SBE_MCLASS_FIRST 0xD1 +#define SBE_MCLASS_CORE_STATE 0xD1 +#define SBE_MCLASS_SCOM 0xD2 +#define SBE_MCLASS_RING 0xD3 +#define SBE_MCLASS_TIMER 0xD4 +#define SBE_MCLASS_MPIPL 0xD5 +#define SBE_MCLASS_SECURITY 0xD6 +#define SBE_MCLASS_GENERIC 0xD7 +#define SBE_MCLASS_LAST 0xD7 + +/* + * Commands are provided in xxyy form where: + * - xx : command class + * - yy : command + * + * Both request and response message uses same seq ID, + * command class and command. + */ +#define SBE_CMD_CTRL_DEADMAN_LOOP 0xD101 +#define SBE_CMD_MULTI_SCOM 0xD201 +#define SBE_CMD_PUT_RING_FORM_IMAGE 0xD301 +#define SBE_CMD_CONTROL_TIMER 0xD401 +#define SBE_CMD_GET_ARCHITECTED_REG 0xD501 +#define SBE_CMD_CLR_ARCHITECTED_REG 0xD502 +#define SBE_CMD_SET_UNSEC_MEM_WINDOW 0xD601 +#define SBE_CMD_GET_SBE_FFDC 0xD701 +#define SBE_CMD_GET_CAPABILITY 0xD702 +#define SBE_CMD_READ_SBE_SEEPROM 0xD703 +#define SBE_CMD_SET_FFDC_ADDR 0xD704 +#define SBE_CMD_QUIESCE_SBE 0xD705 +#define SBE_CMD_SET_FABRIC_ID_MAP 0xD706 +#define SBE_CMD_STASH_MPIPL_CONFIG 0xD707 + +/* SBE MBOX control flags */ + +/* Generic flags */ +#define SBE_CMD_CTRL_RESP_REQ 0x0100 +#define SBE_CMD_CTRL_ACK_REQ 0x0200 + +/* Deadman loop */ +#define CTRL_DEADMAN_LOOP_START 0x0001 +#define CTRL_DEADMAN_LOOP_STOP 0x0002 + +/* Control timer */ +#define CONTROL_TIMER_START 0x0001 +#define CONTROL_TIMER_STOP 0x0002 + +/* Stash MPIPL config */ +#define SBE_STASH_KEY_SKIBOOT_BASE 0x03 + +static void sbe_timer(void *opaque) +{ + PnvSBE *sbe = opaque; + + trace_pnv_sbe_cmd_timer_expired(); + + pnv_sbe_set_host_doorbell(sbe, sbe->host_doorbell | SBE_HOST_TIMER_EXPIRY); +} + +static void do_sbe_msg(PnvSBE *sbe) +{ + struct sbe_msg msg; + uint16_t cmd, ctrl_flags, seq_id; + int i; + + memset(&msg, 0, sizeof(msg)); + + for (i = 0; i < 4; i++) { + msg.reg[i] = sbe->mbox[i]; + } + + cmd = msg.reg[0]; + seq_id = msg.reg[0] >> 16; + ctrl_flags = msg.reg[0] >> 32; + + trace_pnv_sbe_msg_recv(cmd, seq_id, ctrl_flags); + + if (ctrl_flags & SBE_CMD_CTRL_ACK_REQ) { + pnv_sbe_set_host_doorbell(sbe, sbe->host_doorbell | SBE_HOST_MSG_READ); + } + + switch (cmd) { + case SBE_CMD_CONTROL_TIMER: + if (ctrl_flags & CONTROL_TIMER_START) { + uint64_t us = msg.reg[1]; + trace_pnv_sbe_cmd_timer_start(us); + timer_mod(sbe->timer, qemu_clock_get_us(QEMU_CLOCK_VIRTUAL) + us); + } + if (ctrl_flags & CONTROL_TIMER_STOP) { + trace_pnv_sbe_cmd_timer_stop(); + timer_del(sbe->timer); + } + break; + default: + qemu_log_mask(LOG_UNIMP, "SBE Unimplemented command: 0x%x\n", cmd); + } +} + +static void pnv_sbe_set_sbe_doorbell(PnvSBE *sbe, uint64_t val) +{ + val &= HOST_SBE_MSG_WAITING; + sbe->sbe_doorbell = val; + + if (val & HOST_SBE_MSG_WAITING) { + sbe->sbe_doorbell &= ~HOST_SBE_MSG_WAITING; + do_sbe_msg(sbe); + } +} + +static uint64_t pnv_sbe_power9_xscom_mbox_read(void *opaque, hwaddr addr, + unsigned size) +{ + PnvSBE *sbe = PNV_SBE(opaque); + uint32_t offset = addr >> 3; + uint64_t val = 0; + + if (offset <= PSU_HOST_SBE_MBOX_REG7) { + uint32_t idx = offset - PSU_HOST_SBE_MBOX_REG0; + val = sbe->mbox[idx]; + } else { + switch (offset) { + case PSU_SBE_DOORBELL_REG_RW: + val = sbe->sbe_doorbell; + break; + case PSU_HOST_DOORBELL_REG_RW: + val = sbe->host_doorbell; + break; + default: + qemu_log_mask(LOG_UNIMP, "SBE Unimplemented register: Ox%" + HWADDR_PRIx "\n", addr >> 3); + } + } + + trace_pnv_sbe_xscom_mbox_read(addr, val); + + return val; +} + +static void pnv_sbe_power9_xscom_mbox_write(void *opaque, hwaddr addr, + uint64_t val, unsigned size) +{ + PnvSBE *sbe = PNV_SBE(opaque); + uint32_t offset = addr >> 3; + + trace_pnv_sbe_xscom_mbox_write(addr, val); + + if (offset <= PSU_HOST_SBE_MBOX_REG7) { + uint32_t idx = offset - PSU_HOST_SBE_MBOX_REG0; + sbe->mbox[idx] = val; + } else { + switch (offset) { + case PSU_SBE_DOORBELL_REG_RW: + pnv_sbe_set_sbe_doorbell(sbe, val); + break; + case PSU_SBE_DOORBELL_REG_AND: + pnv_sbe_set_sbe_doorbell(sbe, sbe->sbe_doorbell & val); + break; + case PSU_SBE_DOORBELL_REG_OR: + pnv_sbe_set_sbe_doorbell(sbe, sbe->sbe_doorbell | val); + break; + + case PSU_HOST_DOORBELL_REG_RW: + pnv_sbe_set_host_doorbell(sbe, val); + break; + case PSU_HOST_DOORBELL_REG_AND: + pnv_sbe_set_host_doorbell(sbe, sbe->host_doorbell & val); + break; + case PSU_HOST_DOORBELL_REG_OR: + pnv_sbe_set_host_doorbell(sbe, sbe->host_doorbell | val); + break; + + default: + qemu_log_mask(LOG_UNIMP, "SBE Unimplemented register: Ox%" + HWADDR_PRIx "\n", addr >> 3); + } + } +} + +static const MemoryRegionOps pnv_sbe_power9_xscom_mbox_ops = { + .read = pnv_sbe_power9_xscom_mbox_read, + .write = pnv_sbe_power9_xscom_mbox_write, + .valid.min_access_size = 8, + .valid.max_access_size = 8, + .impl.min_access_size = 8, + .impl.max_access_size = 8, + .endianness = DEVICE_BIG_ENDIAN, +}; + +static void pnv_sbe_power9_class_init(ObjectClass *klass, void *data) +{ + PnvSBEClass *psc = PNV_SBE_CLASS(klass); + DeviceClass *dc = DEVICE_CLASS(klass); + + dc->desc = "PowerNV SBE Controller (POWER9)"; + psc->xscom_ctrl_size = PNV9_XSCOM_SBE_CTRL_SIZE; + psc->xscom_ctrl_ops = &pnv_sbe_power9_xscom_ctrl_ops; + psc->xscom_mbox_size = PNV9_XSCOM_SBE_MBOX_SIZE; + psc->xscom_mbox_ops = &pnv_sbe_power9_xscom_mbox_ops; +} + +static const TypeInfo pnv_sbe_power9_type_info = { + .name = TYPE_PNV9_SBE, + .parent = TYPE_PNV_SBE, + .instance_size = sizeof(PnvSBE), + .class_init = pnv_sbe_power9_class_init, +}; + +static void pnv_sbe_power10_class_init(ObjectClass *klass, void *data) +{ + PnvSBEClass *psc = PNV_SBE_CLASS(klass); + DeviceClass *dc = DEVICE_CLASS(klass); + + dc->desc = "PowerNV SBE Controller (POWER10)"; + psc->xscom_ctrl_size = PNV10_XSCOM_SBE_CTRL_SIZE; + psc->xscom_ctrl_ops = &pnv_sbe_power9_xscom_ctrl_ops; + psc->xscom_mbox_size = PNV10_XSCOM_SBE_MBOX_SIZE; + psc->xscom_mbox_ops = &pnv_sbe_power9_xscom_mbox_ops; +} + +static const TypeInfo pnv_sbe_power10_type_info = { + .name = TYPE_PNV10_SBE, + .parent = TYPE_PNV9_SBE, + .class_init = pnv_sbe_power10_class_init, +}; + +static void pnv_sbe_realize(DeviceState *dev, Error **errp) +{ + PnvSBE *sbe = PNV_SBE(dev); + PnvSBEClass *psc = PNV_SBE_GET_CLASS(sbe); + + /* XScom regions for SBE registers */ + pnv_xscom_region_init(&sbe->xscom_ctrl_regs, OBJECT(dev), + psc->xscom_ctrl_ops, sbe, "xscom-sbe-ctrl", + psc->xscom_ctrl_size); + pnv_xscom_region_init(&sbe->xscom_mbox_regs, OBJECT(dev), + psc->xscom_mbox_ops, sbe, "xscom-sbe-mbox", + psc->xscom_mbox_size); + + qdev_init_gpio_out(DEVICE(dev), &sbe->psi_irq, 1); + + sbe->timer = timer_new_us(QEMU_CLOCK_VIRTUAL, sbe_timer, sbe); +} + +static void pnv_sbe_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(klass); + + dc->realize = pnv_sbe_realize; + dc->desc = "PowerNV SBE Controller"; + dc->user_creatable = false; +} + +static const TypeInfo pnv_sbe_type_info = { + .name = TYPE_PNV_SBE, + .parent = TYPE_DEVICE, + .instance_size = sizeof(PnvSBE), + .class_init = pnv_sbe_class_init, + .class_size = sizeof(PnvSBEClass), + .abstract = true, +}; + +static void pnv_sbe_register_types(void) +{ + type_register_static(&pnv_sbe_type_info); + type_register_static(&pnv_sbe_power9_type_info); + type_register_static(&pnv_sbe_power10_type_info); +} + +type_init(pnv_sbe_register_types); diff --git a/hw/ppc/pnv_xscom.c b/hw/ppc/pnv_xscom.c index 9ce018dbc2..79f10de57f 100644 --- a/hw/ppc/pnv_xscom.c +++ b/hw/ppc/pnv_xscom.c @@ -295,6 +295,9 @@ int pnv_dt_xscom(PnvChip *chip, void *fdt, int root_offset, _FDT((fdt_setprop(fdt, xscom_offset, "reg", reg, sizeof(reg)))); _FDT((fdt_setprop(fdt, xscom_offset, "compatible", compat, compat_size))); _FDT((fdt_setprop(fdt, xscom_offset, "scom-controller", NULL, 0))); + if (chip->chip_id == 0) { + _FDT((fdt_setprop(fdt, xscom_offset, "primary", NULL, 0))); + } args.fdt = fdt; args.xscom_offset = xscom_offset; diff --git a/hw/ppc/ppc405.h b/hw/ppc/ppc405.h index 83f156f585..1e558c7831 100644 --- a/hw/ppc/ppc405.h +++ b/hw/ppc/ppc405.h @@ -25,54 +25,168 @@ #ifndef PPC405_H #define PPC405_H +#include "qom/object.h" #include "hw/ppc/ppc4xx.h" +#include "hw/intc/ppc-uic.h" +#include "hw/i2c/ppc4xx_i2c.h" -#define PPC405EP_SDRAM_BASE 0x00000000 -#define PPC405EP_NVRAM_BASE 0xF0000000 -#define PPC405EP_FPGA_BASE 0xF0300000 -#define PPC405EP_SRAM_BASE 0xFFF00000 -#define PPC405EP_SRAM_SIZE (512 * KiB) -#define PPC405EP_FLASH_BASE 0xFFF80000 - -/* Bootinfo as set-up by u-boot */ -typedef struct ppc4xx_bd_info_t ppc4xx_bd_info_t; -struct ppc4xx_bd_info_t { - uint32_t bi_memstart; - uint32_t bi_memsize; - uint32_t bi_flashstart; - uint32_t bi_flashsize; - uint32_t bi_flashoffset; /* 0x10 */ - uint32_t bi_sramstart; - uint32_t bi_sramsize; - uint32_t bi_bootflags; - uint32_t bi_ipaddr; /* 0x20 */ - uint8_t bi_enetaddr[6]; - uint16_t bi_ethspeed; - uint32_t bi_intfreq; - uint32_t bi_busfreq; /* 0x30 */ - uint32_t bi_baudrate; - uint8_t bi_s_version[4]; - uint8_t bi_r_version[32]; - uint32_t bi_procfreq; - uint32_t bi_plb_busfreq; - uint32_t bi_pci_busfreq; - uint8_t bi_pci_enetaddr[6]; - uint8_t bi_pci_enetaddr2[6]; /* PPC405EP specific */ - uint32_t bi_opbfreq; - uint32_t bi_iic_fast[2]; +/* PLB to OPB bridge */ +#define TYPE_PPC405_POB "ppc405-pob" +OBJECT_DECLARE_SIMPLE_TYPE(Ppc405PobState, PPC405_POB); +struct Ppc405PobState { + Ppc4xxDcrDeviceState parent_obj; + + uint32_t bear; + uint32_t besr0; + uint32_t besr1; +}; + +/* OPB arbitrer */ +#define TYPE_PPC405_OPBA "ppc405-opba" +OBJECT_DECLARE_SIMPLE_TYPE(Ppc405OpbaState, PPC405_OPBA); +struct Ppc405OpbaState { + SysBusDevice parent_obj; + + MemoryRegion io; + uint8_t cr; + uint8_t pr; +}; + +/* DMA controller */ +#define TYPE_PPC405_DMA "ppc405-dma" +OBJECT_DECLARE_SIMPLE_TYPE(Ppc405DmaState, PPC405_DMA); +struct Ppc405DmaState { + Ppc4xxDcrDeviceState parent_obj; + + qemu_irq irqs[4]; + uint32_t cr[4]; + uint32_t ct[4]; + uint32_t da[4]; + uint32_t sa[4]; + uint32_t sg[4]; + uint32_t sr; + uint32_t sgc; + uint32_t slp; + uint32_t pol; +}; + +/* GPIO */ +#define TYPE_PPC405_GPIO "ppc405-gpio" +OBJECT_DECLARE_SIMPLE_TYPE(Ppc405GpioState, PPC405_GPIO); +struct Ppc405GpioState { + SysBusDevice parent_obj; + + MemoryRegion io; + uint32_t or; + uint32_t tcr; + uint32_t osrh; + uint32_t osrl; + uint32_t tsrh; + uint32_t tsrl; + uint32_t odr; + uint32_t ir; + uint32_t rr1; + uint32_t isr1h; + uint32_t isr1l; +}; + +/* On Chip Memory */ +#define TYPE_PPC405_OCM "ppc405-ocm" +OBJECT_DECLARE_SIMPLE_TYPE(Ppc405OcmState, PPC405_OCM); +struct Ppc405OcmState { + Ppc4xxDcrDeviceState parent_obj; + + MemoryRegion ram; + MemoryRegion isarc_ram; + MemoryRegion dsarc_ram; + uint32_t isarc; + uint32_t isacntl; + uint32_t dsarc; + uint32_t dsacntl; }; -/* PowerPC 405 core */ -ram_addr_t ppc405_set_bootinfo(CPUPPCState *env, ram_addr_t ram_size); +/* General purpose timers */ +#define TYPE_PPC405_GPT "ppc405-gpt" +OBJECT_DECLARE_SIMPLE_TYPE(Ppc405GptState, PPC405_GPT); +struct Ppc405GptState { + SysBusDevice parent_obj; -void ppc4xx_plb_init(CPUPPCState *env); -void ppc405_ebc_init(CPUPPCState *env); + MemoryRegion iomem; -PowerPCCPU *ppc405ep_init(MemoryRegion *address_space_mem, - MemoryRegion ram_memories[2], - hwaddr ram_bases[2], - hwaddr ram_sizes[2], - uint32_t sysclk, DeviceState **uicdev, - int do_init); + int64_t tb_offset; + uint32_t tb_freq; + QEMUTimer *timer; + qemu_irq irqs[5]; + uint32_t oe; + uint32_t ol; + uint32_t im; + uint32_t is; + uint32_t ie; + uint32_t comp[5]; + uint32_t mask[5]; +}; + +#define TYPE_PPC405_CPC "ppc405-cpc" +OBJECT_DECLARE_SIMPLE_TYPE(Ppc405CpcState, PPC405_CPC); + +enum { + PPC405EP_CPU_CLK = 0, + PPC405EP_PLB_CLK = 1, + PPC405EP_OPB_CLK = 2, + PPC405EP_EBC_CLK = 3, + PPC405EP_MAL_CLK = 4, + PPC405EP_PCI_CLK = 5, + PPC405EP_UART0_CLK = 6, + PPC405EP_UART1_CLK = 7, + PPC405EP_CLK_NB = 8, +}; + +struct Ppc405CpcState { + Ppc4xxDcrDeviceState parent_obj; + + uint32_t sysclk; + clk_setup_t clk_setup[PPC405EP_CLK_NB]; + uint32_t boot; + uint32_t epctl; + uint32_t pllmr[2]; + uint32_t ucr; + uint32_t srr; + uint32_t jtagid; + uint32_t pci; + /* Clock and power management */ + uint32_t er; + uint32_t fr; + uint32_t sr; +}; + +#define TYPE_PPC405_SOC "ppc405-soc" +OBJECT_DECLARE_SIMPLE_TYPE(Ppc405SoCState, PPC405_SOC); + +struct Ppc405SoCState { + /* Private */ + DeviceState parent_obj; + + /* Public */ + MemoryRegion ram_banks[2]; + hwaddr ram_bases[2], ram_sizes[2]; + bool do_dram_init; + + MemoryRegion *dram_mr; + hwaddr ram_size; + + PowerPCCPU cpu; + PPCUIC uic; + Ppc405CpcState cpc; + Ppc405GptState gpt; + Ppc405OcmState ocm; + Ppc405GpioState gpio; + Ppc405DmaState dma; + PPC4xxI2CState i2c; + Ppc4xxEbcState ebc; + Ppc405OpbaState opba; + Ppc405PobState pob; + Ppc4xxPlbState plb; + Ppc4xxMalState mal; +}; #endif /* PPC405_H */ diff --git a/hw/ppc/ppc405_boards.c b/hw/ppc/ppc405_boards.c index a66ad05e3a..083f12b23e 100644 --- a/hw/ppc/ppc405_boards.c +++ b/hw/ppc/ppc405_boards.c @@ -48,97 +48,24 @@ #define KERNEL_LOAD_ADDR 0x01000000 #define INITRD_LOAD_ADDR 0x01800000 -#define USE_FLASH_BIOS - -/*****************************************************************************/ -/* PPC405EP reference board (IBM) */ -/* Standalone board with: - * - PowerPC 405EP CPU - * - SDRAM (0x00000000) - * - Flash (0xFFF80000) - * - SRAM (0xFFF00000) - * - NVRAM (0xF0000000) - * - FPGA (0xF0300000) - */ -typedef struct ref405ep_fpga_t ref405ep_fpga_t; -struct ref405ep_fpga_t { - uint8_t reg0; - uint8_t reg1; -}; +#define PPC405EP_SDRAM_BASE 0x00000000 +#define PPC405EP_SRAM_BASE 0xFFF00000 +#define PPC405EP_SRAM_SIZE (512 * KiB) -static uint64_t ref405ep_fpga_readb(void *opaque, hwaddr addr, unsigned size) -{ - ref405ep_fpga_t *fpga; - uint32_t ret; - - fpga = opaque; - switch (addr) { - case 0x0: - ret = fpga->reg0; - break; - case 0x1: - ret = fpga->reg1; - break; - default: - ret = 0; - break; - } +#define USE_FLASH_BIOS - return ret; -} +#define TYPE_PPC405_MACHINE MACHINE_TYPE_NAME("ppc405") +OBJECT_DECLARE_SIMPLE_TYPE(Ppc405MachineState, PPC405_MACHINE); -static void ref405ep_fpga_writeb(void *opaque, hwaddr addr, uint64_t value, - unsigned size) -{ - ref405ep_fpga_t *fpga; +struct Ppc405MachineState { + /* Private */ + MachineState parent_obj; + /* Public */ - fpga = opaque; - switch (addr) { - case 0x0: - /* Read only */ - break; - case 0x1: - fpga->reg1 = value; - break; - default: - break; - } -} - -static const MemoryRegionOps ref405ep_fpga_ops = { - .read = ref405ep_fpga_readb, - .write = ref405ep_fpga_writeb, - .impl.min_access_size = 1, - .impl.max_access_size = 1, - .valid.min_access_size = 1, - .valid.max_access_size = 4, - .endianness = DEVICE_BIG_ENDIAN, + Ppc405SoCState soc; }; -static void ref405ep_fpga_reset (void *opaque) -{ - ref405ep_fpga_t *fpga; - - fpga = opaque; - fpga->reg0 = 0x00; - fpga->reg1 = 0x0F; -} - -static void ref405ep_fpga_init(MemoryRegion *sysmem, uint32_t base) -{ - ref405ep_fpga_t *fpga; - MemoryRegion *fpga_memory = g_new(MemoryRegion, 1); - - fpga = g_new0(ref405ep_fpga_t, 1); - memory_region_init_io(fpga_memory, NULL, &ref405ep_fpga_ops, fpga, - "fpga", 0x00000100); - memory_region_add_subregion(sysmem, base, fpga_memory); - qemu_register_reset(&ref405ep_fpga_reset, fpga); -} - -/* - * CPU reset handler when booting directly from a loaded kernel - */ +/* CPU reset handler when booting directly from a loaded kernel */ static struct boot_info { uint32_t entry; uint32_t bdloc; @@ -169,6 +96,126 @@ static void main_cpu_reset(void *opaque) env->nip = bi->entry; } +/* Bootinfo as set-up by u-boot */ +typedef struct { + uint32_t bi_memstart; + uint32_t bi_memsize; + uint32_t bi_flashstart; + uint32_t bi_flashsize; + uint32_t bi_flashoffset; /* 0x10 */ + uint32_t bi_sramstart; + uint32_t bi_sramsize; + uint32_t bi_bootflags; + uint32_t bi_ipaddr; /* 0x20 */ + uint8_t bi_enetaddr[6]; + uint16_t bi_ethspeed; + uint32_t bi_intfreq; + uint32_t bi_busfreq; /* 0x30 */ + uint32_t bi_baudrate; + uint8_t bi_s_version[4]; + uint8_t bi_r_version[32]; + uint32_t bi_procfreq; + uint32_t bi_plb_busfreq; + uint32_t bi_pci_busfreq; + uint8_t bi_pci_enetaddr[6]; + uint8_t bi_pci_enetaddr2[6]; /* PPC405EP specific */ + uint32_t bi_opbfreq; + uint32_t bi_iic_fast[2]; +} ppc4xx_bd_info_t; + +static void ppc405_set_default_bootinfo(ppc4xx_bd_info_t *bd, + ram_addr_t ram_size) +{ + memset(bd, 0, sizeof(*bd)); + + bd->bi_memstart = PPC405EP_SDRAM_BASE; + bd->bi_memsize = ram_size; + bd->bi_sramstart = PPC405EP_SRAM_BASE; + bd->bi_sramsize = PPC405EP_SRAM_SIZE; + bd->bi_bootflags = 0; + bd->bi_intfreq = 133333333; + bd->bi_busfreq = 33333333; + bd->bi_baudrate = 115200; + bd->bi_s_version[0] = 'Q'; + bd->bi_s_version[1] = 'M'; + bd->bi_s_version[2] = 'U'; + bd->bi_s_version[3] = '\0'; + bd->bi_r_version[0] = 'Q'; + bd->bi_r_version[1] = 'E'; + bd->bi_r_version[2] = 'M'; + bd->bi_r_version[3] = 'U'; + bd->bi_r_version[4] = '\0'; + bd->bi_procfreq = 133333333; + bd->bi_plb_busfreq = 33333333; + bd->bi_pci_busfreq = 33333333; + bd->bi_opbfreq = 33333333; +} + +static ram_addr_t __ppc405_set_bootinfo(CPUPPCState *env, ppc4xx_bd_info_t *bd) +{ + CPUState *cs = env_cpu(env); + ram_addr_t bdloc; + int i, n; + + /* We put the bd structure at the top of memory */ + if (bd->bi_memsize >= 0x01000000UL) { + bdloc = 0x01000000UL - sizeof(ppc4xx_bd_info_t); + } else { + bdloc = bd->bi_memsize - sizeof(ppc4xx_bd_info_t); + } + stl_be_phys(cs->as, bdloc + 0x00, bd->bi_memstart); + stl_be_phys(cs->as, bdloc + 0x04, bd->bi_memsize); + stl_be_phys(cs->as, bdloc + 0x08, bd->bi_flashstart); + stl_be_phys(cs->as, bdloc + 0x0C, bd->bi_flashsize); + stl_be_phys(cs->as, bdloc + 0x10, bd->bi_flashoffset); + stl_be_phys(cs->as, bdloc + 0x14, bd->bi_sramstart); + stl_be_phys(cs->as, bdloc + 0x18, bd->bi_sramsize); + stl_be_phys(cs->as, bdloc + 0x1C, bd->bi_bootflags); + stl_be_phys(cs->as, bdloc + 0x20, bd->bi_ipaddr); + for (i = 0; i < 6; i++) { + stb_phys(cs->as, bdloc + 0x24 + i, bd->bi_enetaddr[i]); + } + stw_be_phys(cs->as, bdloc + 0x2A, bd->bi_ethspeed); + stl_be_phys(cs->as, bdloc + 0x2C, bd->bi_intfreq); + stl_be_phys(cs->as, bdloc + 0x30, bd->bi_busfreq); + stl_be_phys(cs->as, bdloc + 0x34, bd->bi_baudrate); + for (i = 0; i < 4; i++) { + stb_phys(cs->as, bdloc + 0x38 + i, bd->bi_s_version[i]); + } + for (i = 0; i < 32; i++) { + stb_phys(cs->as, bdloc + 0x3C + i, bd->bi_r_version[i]); + } + stl_be_phys(cs->as, bdloc + 0x5C, bd->bi_procfreq); + stl_be_phys(cs->as, bdloc + 0x60, bd->bi_plb_busfreq); + stl_be_phys(cs->as, bdloc + 0x64, bd->bi_pci_busfreq); + for (i = 0; i < 6; i++) { + stb_phys(cs->as, bdloc + 0x68 + i, bd->bi_pci_enetaddr[i]); + } + n = 0x70; /* includes 2 bytes hole */ + for (i = 0; i < 6; i++) { + stb_phys(cs->as, bdloc + n++, bd->bi_pci_enetaddr2[i]); + } + stl_be_phys(cs->as, bdloc + n, bd->bi_opbfreq); + n += 4; + for (i = 0; i < 2; i++) { + stl_be_phys(cs->as, bdloc + n, bd->bi_iic_fast[i]); + n += 4; + } + + return bdloc; +} + +static ram_addr_t ppc405_set_bootinfo(CPUPPCState *env, ram_addr_t ram_size) +{ + ppc4xx_bd_info_t bd; + + memset(&bd, 0, sizeof(bd)); + + ppc405_set_default_bootinfo(&bd, ram_size); + + return __ppc405_set_bootinfo(env, &bd); +} + static void boot_from_kernel(MachineState *machine, PowerPCCPU *cpu) { CPUPPCState *env = &cpu->env; @@ -221,18 +268,12 @@ static void boot_from_kernel(MachineState *machine, PowerPCCPU *cpu) env->load_info = &boot_info; } -static void ref405ep_init(MachineState *machine) +static void ppc405_init(MachineState *machine) { + Ppc405MachineState *ppc405 = PPC405_MACHINE(machine); MachineClass *mc = MACHINE_GET_CLASS(machine); const char *kernel_filename = machine->kernel_filename; - PowerPCCPU *cpu; - DeviceState *dev; - SysBusDevice *s; - MemoryRegion *sram = g_new(MemoryRegion, 1); - MemoryRegion *ram_memories = g_new(MemoryRegion, 2); - hwaddr ram_bases[2], ram_sizes[2]; MemoryRegion *sysmem = get_system_memory(); - DeviceState *uicdev; if (machine->ram_size != mc->default_ram_size) { char *sz = size_to_str(mc->default_ram_size); @@ -241,22 +282,17 @@ static void ref405ep_init(MachineState *machine) exit(EXIT_FAILURE); } - /* XXX: fix this */ - memory_region_init_alias(&ram_memories[0], NULL, "ef405ep.ram.alias", - machine->ram, 0, machine->ram_size); - ram_bases[0] = 0; - ram_sizes[0] = machine->ram_size; - memory_region_init(&ram_memories[1], NULL, "ef405ep.ram1", 0); - ram_bases[1] = 0x00000000; - ram_sizes[1] = 0x00000000; - - cpu = ppc405ep_init(sysmem, ram_memories, ram_bases, ram_sizes, - 33333333, &uicdev, kernel_filename == NULL ? 0 : 1); - - /* allocate SRAM */ - memory_region_init_ram(sram, NULL, "ef405ep.sram", PPC405EP_SRAM_SIZE, - &error_fatal); - memory_region_add_subregion(sysmem, PPC405EP_SRAM_BASE, sram); + object_initialize_child(OBJECT(machine), "soc", &ppc405->soc, + TYPE_PPC405_SOC); + object_property_set_uint(OBJECT(&ppc405->soc), "ram-size", + machine->ram_size, &error_fatal); + object_property_set_link(OBJECT(&ppc405->soc), "dram", + OBJECT(machine->ram), &error_abort); + object_property_set_bool(OBJECT(&ppc405->soc), "dram-init", + kernel_filename != NULL, &error_abort); + object_property_set_uint(OBJECT(&ppc405->soc), "sys-clk", 33333333, + &error_abort); + qdev_realize(DEVICE(&ppc405->soc), NULL, &error_fatal); /* allocate and load BIOS */ if (machine->firmware) { @@ -285,15 +321,6 @@ static void ref405ep_init(MachineState *machine) memory_region_add_subregion(sysmem, (uint32_t)(-bios_size), bios); } - /* Register FPGA */ - ref405ep_fpga_init(sysmem, PPC405EP_FPGA_BASE); - /* Register NVRAM */ - dev = qdev_new("sysbus-m48t08"); - qdev_prop_set_int32(dev, "base-year", 1968); - s = SYS_BUS_DEVICE(dev); - sysbus_realize_and_unref(s, &error_fatal); - sysbus_mmio_map(s, 0, PPC405EP_NVRAM_BASE); - /* Load kernel and initrd using U-Boot images */ if (kernel_filename && machine->firmware) { target_ulong kernel_base, initrd_base; @@ -322,63 +349,66 @@ static void ref405ep_init(MachineState *machine) /* Load ELF kernel and rootfs.cpio */ } else if (kernel_filename && !machine->firmware) { - boot_from_kernel(machine, cpu); + boot_from_kernel(machine, &ppc405->soc.cpu); } } -static void ref405ep_class_init(ObjectClass *oc, void *data) +static void ppc405_machine_class_init(ObjectClass *oc, void *data) { MachineClass *mc = MACHINE_CLASS(oc); - mc->desc = "ref405ep"; - mc->init = ref405ep_init; - mc->default_ram_size = 0x08000000; - mc->default_ram_id = "ef405ep.ram"; + mc->desc = "PPC405 generic machine"; + mc->init = ppc405_init; + mc->default_ram_size = 128 * MiB; + mc->default_ram_id = "ppc405.ram"; } -static const TypeInfo ref405ep_type = { - .name = MACHINE_TYPE_NAME("ref405ep"), +static const TypeInfo ppc405_machine_type = { + .name = TYPE_PPC405_MACHINE, .parent = TYPE_MACHINE, - .class_init = ref405ep_class_init, + .instance_size = sizeof(Ppc405MachineState), + .class_init = ppc405_machine_class_init, + .abstract = true, }; /*****************************************************************************/ -/* AMCC Taihu evaluation board */ -/* - PowerPC 405EP processor - * - SDRAM 128 MB at 0x00000000 - * - Boot flash 2 MB at 0xFFE00000 - * - Application flash 32 MB at 0xFC000000 - * - 2 serial ports - * - 2 ethernet PHY - * - 1 USB 1.1 device 0x50000000 - * - 1 LCD display 0x50100000 - * - 1 CPLD 0x50100000 - * - 1 I2C EEPROM - * - 1 I2C thermal sensor - * - a set of LEDs - * - bit-bang SPI port using GPIOs - * - 1 EBC interface connector 0 0x50200000 - * - 1 cardbus controller + expansion slot. - * - 1 PCI expansion slot. +/* PPC405EP reference board (IBM) */ +/* + * Standalone board with: + * - PowerPC 405EP CPU + * - SDRAM (0x00000000) + * - Flash (0xFFF80000) + * - SRAM (0xFFF00000) + * - NVRAM (0xF0000000) + * - FPGA (0xF0300000) */ -typedef struct taihu_cpld_t taihu_cpld_t; -struct taihu_cpld_t { + +#define PPC405EP_NVRAM_BASE 0xF0000000 +#define PPC405EP_FPGA_BASE 0xF0300000 +#define PPC405EP_FLASH_BASE 0xFFF80000 + +#define TYPE_REF405EP_FPGA "ref405ep-fpga" +OBJECT_DECLARE_SIMPLE_TYPE(Ref405epFpgaState, REF405EP_FPGA); +struct Ref405epFpgaState { + SysBusDevice parent_obj; + + MemoryRegion iomem; + uint8_t reg0; uint8_t reg1; }; -static uint64_t taihu_cpld_read(void *opaque, hwaddr addr, unsigned size) +static uint64_t ref405ep_fpga_readb(void *opaque, hwaddr addr, unsigned size) { - taihu_cpld_t *cpld; + Ref405epFpgaState *fpga = opaque; uint32_t ret; - cpld = opaque; switch (addr) { case 0x0: - ret = cpld->reg0; + ret = fpga->reg0; break; case 0x1: - ret = cpld->reg1; + ret = fpga->reg1; break; default: ret = 0; @@ -388,195 +418,113 @@ static uint64_t taihu_cpld_read(void *opaque, hwaddr addr, unsigned size) return ret; } -static void taihu_cpld_write(void *opaque, hwaddr addr, - uint64_t value, unsigned size) +static void ref405ep_fpga_writeb(void *opaque, hwaddr addr, uint64_t value, + unsigned size) { - taihu_cpld_t *cpld; + Ref405epFpgaState *fpga = opaque; - cpld = opaque; switch (addr) { case 0x0: /* Read only */ break; case 0x1: - cpld->reg1 = value; + fpga->reg1 = value; break; default: break; } } -static const MemoryRegionOps taihu_cpld_ops = { - .read = taihu_cpld_read, - .write = taihu_cpld_write, - .impl = { - .min_access_size = 1, - .max_access_size = 1, - }, - .endianness = DEVICE_NATIVE_ENDIAN, +static const MemoryRegionOps ref405ep_fpga_ops = { + .read = ref405ep_fpga_readb, + .write = ref405ep_fpga_writeb, + .impl.min_access_size = 1, + .impl.max_access_size = 1, + .valid.min_access_size = 1, + .valid.max_access_size = 4, + .endianness = DEVICE_BIG_ENDIAN, }; -static void taihu_cpld_reset (void *opaque) +static void ref405ep_fpga_reset(DeviceState *dev) { - taihu_cpld_t *cpld; + Ref405epFpgaState *fpga = REF405EP_FPGA(dev); - cpld = opaque; - cpld->reg0 = 0x01; - cpld->reg1 = 0x80; + fpga->reg0 = 0x00; + fpga->reg1 = 0x0F; } -static void taihu_cpld_init(MemoryRegion *sysmem, uint32_t base) +static void ref405ep_fpga_realize(DeviceState *dev, Error **errp) { - taihu_cpld_t *cpld; - MemoryRegion *cpld_memory = g_new(MemoryRegion, 1); + Ref405epFpgaState *s = REF405EP_FPGA(dev); - cpld = g_new0(taihu_cpld_t, 1); - memory_region_init_io(cpld_memory, NULL, &taihu_cpld_ops, cpld, "cpld", 0x100); - memory_region_add_subregion(sysmem, base, cpld_memory); - qemu_register_reset(&taihu_cpld_reset, cpld); + memory_region_init_io(&s->iomem, OBJECT(s), &ref405ep_fpga_ops, s, + "fpga", 0x00000100); + sysbus_init_mmio(SYS_BUS_DEVICE(s), &s->iomem); } -static void taihu_405ep_init(MachineState *machine) +static void ref405ep_fpga_class_init(ObjectClass *oc, void *data) { - MachineClass *mc = MACHINE_GET_CLASS(machine); - const char *bios_name = machine->firmware ?: BIOS_FILENAME; - const char *kernel_filename = machine->kernel_filename; - const char *initrd_filename = machine->initrd_filename; - char *filename; - MemoryRegion *sysmem = get_system_memory(); - MemoryRegion *bios; - MemoryRegion *ram_memories = g_new(MemoryRegion, 2); - hwaddr ram_bases[2], ram_sizes[2]; - long bios_size; - target_ulong kernel_base, initrd_base; - long kernel_size, initrd_size; - int linux_boot; - int fl_idx; - DriveInfo *dinfo; - DeviceState *uicdev; + DeviceClass *dc = DEVICE_CLASS(oc); - if (machine->ram_size != mc->default_ram_size) { - char *sz = size_to_str(mc->default_ram_size); - error_report("Invalid RAM size, should be %s", sz); - g_free(sz); - exit(EXIT_FAILURE); - } + dc->realize = ref405ep_fpga_realize; + dc->reset = ref405ep_fpga_reset; + /* Reason: only works as part of a ppc405 board */ + dc->user_creatable = false; +} - ram_bases[0] = 0; - ram_sizes[0] = 0x04000000; - memory_region_init_alias(&ram_memories[0], NULL, - "taihu_405ep.ram-0", machine->ram, ram_bases[0], - ram_sizes[0]); - ram_bases[1] = 0x04000000; - ram_sizes[1] = 0x04000000; - memory_region_init_alias(&ram_memories[1], NULL, - "taihu_405ep.ram-1", machine->ram, ram_bases[1], - ram_sizes[1]); - ppc405ep_init(sysmem, ram_memories, ram_bases, ram_sizes, - 33333333, &uicdev, kernel_filename == NULL ? 0 : 1); - /* allocate and load BIOS */ - fl_idx = 0; -#if defined(USE_FLASH_BIOS) - dinfo = drive_get(IF_PFLASH, 0, fl_idx); - if (dinfo) { - bios_size = 2 * MiB; - pflash_cfi02_register(0xFFE00000, - "taihu_405ep.bios", bios_size, - blk_by_legacy_dinfo(dinfo), - 64 * KiB, 1, - 4, 0x0001, 0x22DA, 0x0000, 0x0000, 0x555, 0x2AA, - 1); - fl_idx++; - } else -#endif - { - bios = g_new(MemoryRegion, 1); - memory_region_init_rom(bios, NULL, "taihu_405ep.bios", BIOS_SIZE, - &error_fatal); - filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); - if (filename) { - bios_size = load_image_size(filename, - memory_region_get_ram_ptr(bios), - BIOS_SIZE); - g_free(filename); - if (bios_size < 0) { - error_report("Could not load PowerPC BIOS '%s'", bios_name); - exit(1); - } - bios_size = (bios_size + 0xfff) & ~0xfff; - memory_region_add_subregion(sysmem, (uint32_t)(-bios_size), bios); - } else if (!qtest_enabled()) { - error_report("Could not load PowerPC BIOS '%s'", bios_name); - exit(1); - } - } - /* Register Linux flash */ - dinfo = drive_get(IF_PFLASH, 0, fl_idx); - if (dinfo) { - bios_size = 32 * MiB; - pflash_cfi02_register(0xfc000000, "taihu_405ep.flash", bios_size, - blk_by_legacy_dinfo(dinfo), - 64 * KiB, 1, - 4, 0x0001, 0x22DA, 0x0000, 0x0000, 0x555, 0x2AA, - 1); - fl_idx++; - } - /* Register CLPD & LCD display */ - taihu_cpld_init(sysmem, 0x50100000); - /* Load kernel */ - linux_boot = (kernel_filename != NULL); - if (linux_boot) { - kernel_base = KERNEL_LOAD_ADDR; - /* now we can load the kernel */ - kernel_size = load_image_targphys(kernel_filename, kernel_base, - machine->ram_size - kernel_base); - if (kernel_size < 0) { - error_report("could not load kernel '%s'", kernel_filename); - exit(1); - } - /* load initrd */ - if (initrd_filename) { - initrd_base = INITRD_LOAD_ADDR; - initrd_size = load_image_targphys(initrd_filename, initrd_base, - machine->ram_size - initrd_base); - if (initrd_size < 0) { - error_report("could not load initial ram disk '%s'", - initrd_filename); - exit(1); - } - } else { - initrd_base = 0; - initrd_size = 0; - } - } else { - kernel_base = 0; - kernel_size = 0; - initrd_base = 0; - initrd_size = 0; - } +static const TypeInfo ref405ep_fpga_type = { + .name = TYPE_REF405EP_FPGA, + .parent = TYPE_SYS_BUS_DEVICE, + .instance_size = sizeof(Ref405epFpgaState), + .class_init = ref405ep_fpga_class_init, +}; + +static void ref405ep_init(MachineState *machine) +{ + DeviceState *dev; + SysBusDevice *s; + MemoryRegion *sram = g_new(MemoryRegion, 1); + + ppc405_init(machine); + + /* allocate SRAM */ + memory_region_init_ram(sram, NULL, "ref405ep.sram", PPC405EP_SRAM_SIZE, + &error_fatal); + memory_region_add_subregion(get_system_memory(), PPC405EP_SRAM_BASE, sram); + + /* Register FPGA */ + dev = qdev_new(TYPE_REF405EP_FPGA); + object_property_add_child(OBJECT(machine), "fpga", OBJECT(dev)); + sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); + sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, PPC405EP_FPGA_BASE); + + /* Register NVRAM */ + dev = qdev_new("sysbus-m48t08"); + qdev_prop_set_int32(dev, "base-year", 1968); + s = SYS_BUS_DEVICE(dev); + sysbus_realize_and_unref(s, &error_fatal); + sysbus_mmio_map(s, 0, PPC405EP_NVRAM_BASE); } -static void taihu_class_init(ObjectClass *oc, void *data) +static void ref405ep_class_init(ObjectClass *oc, void *data) { MachineClass *mc = MACHINE_CLASS(oc); - mc->desc = "taihu"; - mc->init = taihu_405ep_init; - mc->default_ram_size = 0x08000000; - mc->default_ram_id = "taihu_405ep.ram"; - mc->deprecation_reason = "incomplete, use 'ref405ep' instead"; + mc->desc = "ref405ep"; + mc->init = ref405ep_init; } -static const TypeInfo taihu_type = { - .name = MACHINE_TYPE_NAME("taihu"), - .parent = TYPE_MACHINE, - .class_init = taihu_class_init, +static const TypeInfo ref405ep_type = { + .name = MACHINE_TYPE_NAME("ref405ep"), + .parent = TYPE_PPC405_MACHINE, + .class_init = ref405ep_class_init, }; static void ppc405_machine_init(void) { + type_register_static(&ppc405_machine_type); type_register_static(&ref405ep_type); - type_register_static(&taihu_type); + type_register_static(&ref405ep_fpga_type); } type_init(ppc405_machine_init) diff --git a/hw/ppc/ppc405_uc.c b/hw/ppc/ppc405_uc.c index d6420c88d3..2ca42fdef6 100644 --- a/hw/ppc/ppc405_uc.c +++ b/hw/ppc/ppc405_uc.c @@ -30,6 +30,7 @@ #include "hw/ppc/ppc.h" #include "hw/i2c/ppc4xx_i2c.h" #include "hw/irq.h" +#include "hw/qdev-properties.h" #include "ppc405.h" #include "hw/char/serial.h" #include "qemu/timer.h" @@ -41,191 +42,10 @@ #include "qapi/error.h" #include "trace.h" -static void ppc405_set_default_bootinfo(ppc4xx_bd_info_t *bd, - ram_addr_t ram_size) -{ - memset(bd, 0, sizeof(*bd)); - - bd->bi_memstart = PPC405EP_SDRAM_BASE; - bd->bi_memsize = ram_size; - bd->bi_sramstart = PPC405EP_SRAM_BASE; - bd->bi_sramsize = PPC405EP_SRAM_SIZE; - bd->bi_bootflags = 0; - bd->bi_intfreq = 133333333; - bd->bi_busfreq = 33333333; - bd->bi_baudrate = 115200; - bd->bi_s_version[0] = 'Q'; - bd->bi_s_version[1] = 'M'; - bd->bi_s_version[2] = 'U'; - bd->bi_s_version[3] = '\0'; - bd->bi_r_version[0] = 'Q'; - bd->bi_r_version[1] = 'E'; - bd->bi_r_version[2] = 'M'; - bd->bi_r_version[3] = 'U'; - bd->bi_r_version[4] = '\0'; - bd->bi_procfreq = 133333333; - bd->bi_plb_busfreq = 33333333; - bd->bi_pci_busfreq = 33333333; - bd->bi_opbfreq = 33333333; -} - -static ram_addr_t __ppc405_set_bootinfo(CPUPPCState *env, ppc4xx_bd_info_t *bd) -{ - CPUState *cs = env_cpu(env); - ram_addr_t bdloc; - int i, n; - - /* We put the bd structure at the top of memory */ - if (bd->bi_memsize >= 0x01000000UL) - bdloc = 0x01000000UL - sizeof(struct ppc4xx_bd_info_t); - else - bdloc = bd->bi_memsize - sizeof(struct ppc4xx_bd_info_t); - stl_be_phys(cs->as, bdloc + 0x00, bd->bi_memstart); - stl_be_phys(cs->as, bdloc + 0x04, bd->bi_memsize); - stl_be_phys(cs->as, bdloc + 0x08, bd->bi_flashstart); - stl_be_phys(cs->as, bdloc + 0x0C, bd->bi_flashsize); - stl_be_phys(cs->as, bdloc + 0x10, bd->bi_flashoffset); - stl_be_phys(cs->as, bdloc + 0x14, bd->bi_sramstart); - stl_be_phys(cs->as, bdloc + 0x18, bd->bi_sramsize); - stl_be_phys(cs->as, bdloc + 0x1C, bd->bi_bootflags); - stl_be_phys(cs->as, bdloc + 0x20, bd->bi_ipaddr); - for (i = 0; i < 6; i++) { - stb_phys(cs->as, bdloc + 0x24 + i, bd->bi_enetaddr[i]); - } - stw_be_phys(cs->as, bdloc + 0x2A, bd->bi_ethspeed); - stl_be_phys(cs->as, bdloc + 0x2C, bd->bi_intfreq); - stl_be_phys(cs->as, bdloc + 0x30, bd->bi_busfreq); - stl_be_phys(cs->as, bdloc + 0x34, bd->bi_baudrate); - for (i = 0; i < 4; i++) { - stb_phys(cs->as, bdloc + 0x38 + i, bd->bi_s_version[i]); - } - for (i = 0; i < 32; i++) { - stb_phys(cs->as, bdloc + 0x3C + i, bd->bi_r_version[i]); - } - stl_be_phys(cs->as, bdloc + 0x5C, bd->bi_procfreq); - stl_be_phys(cs->as, bdloc + 0x60, bd->bi_plb_busfreq); - stl_be_phys(cs->as, bdloc + 0x64, bd->bi_pci_busfreq); - for (i = 0; i < 6; i++) { - stb_phys(cs->as, bdloc + 0x68 + i, bd->bi_pci_enetaddr[i]); - } - n = 0x70; /* includes 2 bytes hole */ - for (i = 0; i < 6; i++) { - stb_phys(cs->as, bdloc + n++, bd->bi_pci_enetaddr2[i]); - } - stl_be_phys(cs->as, bdloc + n, bd->bi_opbfreq); - n += 4; - for (i = 0; i < 2; i++) { - stl_be_phys(cs->as, bdloc + n, bd->bi_iic_fast[i]); - n += 4; - } - - return bdloc; -} - -ram_addr_t ppc405_set_bootinfo(CPUPPCState *env, ram_addr_t ram_size) -{ - ppc4xx_bd_info_t bd; - - memset(&bd, 0, sizeof(bd)); - - ppc405_set_default_bootinfo(&bd, ram_size); - - return __ppc405_set_bootinfo(env, &bd); -} - /*****************************************************************************/ /* Shared peripherals */ /*****************************************************************************/ -/* Peripheral local bus arbitrer */ -enum { - PLB3A0_ACR = 0x077, - PLB4A0_ACR = 0x081, - PLB0_BESR = 0x084, - PLB0_BEAR = 0x086, - PLB0_ACR = 0x087, - PLB4A1_ACR = 0x089, -}; - -typedef struct ppc4xx_plb_t ppc4xx_plb_t; -struct ppc4xx_plb_t { - uint32_t acr; - uint32_t bear; - uint32_t besr; -}; - -static uint32_t dcr_read_plb (void *opaque, int dcrn) -{ - ppc4xx_plb_t *plb; - uint32_t ret; - - plb = opaque; - switch (dcrn) { - case PLB0_ACR: - ret = plb->acr; - break; - case PLB0_BEAR: - ret = plb->bear; - break; - case PLB0_BESR: - ret = plb->besr; - break; - default: - /* Avoid gcc warning */ - ret = 0; - break; - } - - return ret; -} - -static void dcr_write_plb (void *opaque, int dcrn, uint32_t val) -{ - ppc4xx_plb_t *plb; - - plb = opaque; - switch (dcrn) { - case PLB0_ACR: - /* We don't care about the actual parameters written as - * we don't manage any priorities on the bus - */ - plb->acr = val & 0xF8000000; - break; - case PLB0_BEAR: - /* Read only */ - break; - case PLB0_BESR: - /* Write-clear */ - plb->besr &= ~val; - break; - } -} - -static void ppc4xx_plb_reset (void *opaque) -{ - ppc4xx_plb_t *plb; - - plb = opaque; - plb->acr = 0x00000000; - plb->bear = 0x00000000; - plb->besr = 0x00000000; -} - -void ppc4xx_plb_init(CPUPPCState *env) -{ - ppc4xx_plb_t *plb; - - plb = g_new0(ppc4xx_plb_t, 1); - ppc_dcr_register(env, PLB3A0_ACR, plb, &dcr_read_plb, &dcr_write_plb); - ppc_dcr_register(env, PLB4A0_ACR, plb, &dcr_read_plb, &dcr_write_plb); - ppc_dcr_register(env, PLB0_ACR, plb, &dcr_read_plb, &dcr_write_plb); - ppc_dcr_register(env, PLB0_BEAR, plb, &dcr_read_plb, &dcr_write_plb); - ppc_dcr_register(env, PLB0_BESR, plb, &dcr_read_plb, &dcr_write_plb); - ppc_dcr_register(env, PLB4A1_ACR, plb, &dcr_read_plb, &dcr_write_plb); - qemu_register_reset(ppc4xx_plb_reset, plb); -} - -/*****************************************************************************/ /* PLB to OPB bridge */ enum { POB0_BESR0 = 0x0A0, @@ -233,19 +53,11 @@ enum { POB0_BEAR = 0x0A4, }; -typedef struct ppc4xx_pob_t ppc4xx_pob_t; -struct ppc4xx_pob_t { - uint32_t bear; - uint32_t besr0; - uint32_t besr1; -}; - -static uint32_t dcr_read_pob (void *opaque, int dcrn) +static uint32_t dcr_read_pob(void *opaque, int dcrn) { - ppc4xx_pob_t *pob; + Ppc405PobState *pob = opaque; uint32_t ret; - pob = opaque; switch (dcrn) { case POB0_BEAR: ret = pob->bear; @@ -265,11 +77,10 @@ static uint32_t dcr_read_pob (void *opaque, int dcrn) return ret; } -static void dcr_write_pob (void *opaque, int dcrn, uint32_t val) +static void dcr_write_pob(void *opaque, int dcrn, uint32_t val) { - ppc4xx_pob_t *pob; + Ppc405PobState *pob = opaque; - pob = opaque; switch (dcrn) { case POB0_BEAR: /* Read only */ @@ -285,40 +96,41 @@ static void dcr_write_pob (void *opaque, int dcrn, uint32_t val) } } -static void ppc4xx_pob_reset (void *opaque) +static void ppc405_pob_reset(DeviceState *dev) { - ppc4xx_pob_t *pob; + Ppc405PobState *pob = PPC405_POB(dev); - pob = opaque; /* No error */ pob->bear = 0x00000000; pob->besr0 = 0x0000000; pob->besr1 = 0x0000000; } -static void ppc4xx_pob_init(CPUPPCState *env) +static void ppc405_pob_realize(DeviceState *dev, Error **errp) { - ppc4xx_pob_t *pob; + Ppc405PobState *pob = PPC405_POB(dev); + Ppc4xxDcrDeviceState *dcr = PPC4xx_DCR_DEVICE(dev); - pob = g_new0(ppc4xx_pob_t, 1); - ppc_dcr_register(env, POB0_BEAR, pob, &dcr_read_pob, &dcr_write_pob); - ppc_dcr_register(env, POB0_BESR0, pob, &dcr_read_pob, &dcr_write_pob); - ppc_dcr_register(env, POB0_BESR1, pob, &dcr_read_pob, &dcr_write_pob); - qemu_register_reset(ppc4xx_pob_reset, pob); + ppc4xx_dcr_register(dcr, POB0_BEAR, pob, &dcr_read_pob, &dcr_write_pob); + ppc4xx_dcr_register(dcr, POB0_BESR0, pob, &dcr_read_pob, &dcr_write_pob); + ppc4xx_dcr_register(dcr, POB0_BESR1, pob, &dcr_read_pob, &dcr_write_pob); +} + +static void ppc405_pob_class_init(ObjectClass *oc, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(oc); + + dc->realize = ppc405_pob_realize; + dc->reset = ppc405_pob_reset; + /* Reason: only works as function of a ppc4xx SoC */ + dc->user_creatable = false; } /*****************************************************************************/ /* OPB arbitrer */ -typedef struct ppc4xx_opba_t ppc4xx_opba_t; -struct ppc4xx_opba_t { - MemoryRegion io; - uint8_t cr; - uint8_t pr; -}; - static uint64_t opba_readb(void *opaque, hwaddr addr, unsigned size) { - ppc4xx_opba_t *opba = opaque; + Ppc405OpbaState *opba = opaque; uint32_t ret; switch (addr) { @@ -340,7 +152,7 @@ static uint64_t opba_readb(void *opaque, hwaddr addr, unsigned size) static void opba_writeb(void *opaque, hwaddr addr, uint64_t value, unsigned size) { - ppc4xx_opba_t *opba = opaque; + Ppc405OpbaState *opba = opaque; trace_opba_writeb(addr, value); @@ -365,223 +177,35 @@ static const MemoryRegionOps opba_ops = { .endianness = DEVICE_BIG_ENDIAN, }; -static void ppc4xx_opba_reset (void *opaque) +static void ppc405_opba_reset(DeviceState *dev) { - ppc4xx_opba_t *opba; + Ppc405OpbaState *opba = PPC405_OPBA(dev); - opba = opaque; opba->cr = 0x00; /* No dynamic priorities - park disabled */ opba->pr = 0x11; } -static void ppc4xx_opba_init(hwaddr base) +static void ppc405_opba_realize(DeviceState *dev, Error **errp) { - ppc4xx_opba_t *opba; + Ppc405OpbaState *s = PPC405_OPBA(dev); - trace_opba_init(base); - - opba = g_new0(ppc4xx_opba_t, 1); - memory_region_init_io(&opba->io, NULL, &opba_ops, opba, "opba", 0x002); - memory_region_add_subregion(get_system_memory(), base, &opba->io); - qemu_register_reset(ppc4xx_opba_reset, opba); + memory_region_init_io(&s->io, OBJECT(s), &opba_ops, s, "opba", 2); + sysbus_init_mmio(SYS_BUS_DEVICE(s), &s->io); } -/*****************************************************************************/ -/* Code decompression controller */ -/* XXX: TODO */ - -/*****************************************************************************/ -/* Peripheral controller */ -typedef struct ppc4xx_ebc_t ppc4xx_ebc_t; -struct ppc4xx_ebc_t { - uint32_t addr; - uint32_t bcr[8]; - uint32_t bap[8]; - uint32_t bear; - uint32_t besr0; - uint32_t besr1; - uint32_t cfg; -}; - -enum { - EBC0_CFGADDR = 0x012, - EBC0_CFGDATA = 0x013, -}; - -static uint32_t dcr_read_ebc (void *opaque, int dcrn) +static void ppc405_opba_class_init(ObjectClass *oc, void *data) { - ppc4xx_ebc_t *ebc; - uint32_t ret; + DeviceClass *dc = DEVICE_CLASS(oc); - ebc = opaque; - switch (dcrn) { - case EBC0_CFGADDR: - ret = ebc->addr; - break; - case EBC0_CFGDATA: - switch (ebc->addr) { - case 0x00: /* B0CR */ - ret = ebc->bcr[0]; - break; - case 0x01: /* B1CR */ - ret = ebc->bcr[1]; - break; - case 0x02: /* B2CR */ - ret = ebc->bcr[2]; - break; - case 0x03: /* B3CR */ - ret = ebc->bcr[3]; - break; - case 0x04: /* B4CR */ - ret = ebc->bcr[4]; - break; - case 0x05: /* B5CR */ - ret = ebc->bcr[5]; - break; - case 0x06: /* B6CR */ - ret = ebc->bcr[6]; - break; - case 0x07: /* B7CR */ - ret = ebc->bcr[7]; - break; - case 0x10: /* B0AP */ - ret = ebc->bap[0]; - break; - case 0x11: /* B1AP */ - ret = ebc->bap[1]; - break; - case 0x12: /* B2AP */ - ret = ebc->bap[2]; - break; - case 0x13: /* B3AP */ - ret = ebc->bap[3]; - break; - case 0x14: /* B4AP */ - ret = ebc->bap[4]; - break; - case 0x15: /* B5AP */ - ret = ebc->bap[5]; - break; - case 0x16: /* B6AP */ - ret = ebc->bap[6]; - break; - case 0x17: /* B7AP */ - ret = ebc->bap[7]; - break; - case 0x20: /* BEAR */ - ret = ebc->bear; - break; - case 0x21: /* BESR0 */ - ret = ebc->besr0; - break; - case 0x22: /* BESR1 */ - ret = ebc->besr1; - break; - case 0x23: /* CFG */ - ret = ebc->cfg; - break; - default: - ret = 0x00000000; - break; - } - break; - default: - ret = 0x00000000; - break; - } - - return ret; -} - -static void dcr_write_ebc (void *opaque, int dcrn, uint32_t val) -{ - ppc4xx_ebc_t *ebc; - - ebc = opaque; - switch (dcrn) { - case EBC0_CFGADDR: - ebc->addr = val; - break; - case EBC0_CFGDATA: - switch (ebc->addr) { - case 0x00: /* B0CR */ - break; - case 0x01: /* B1CR */ - break; - case 0x02: /* B2CR */ - break; - case 0x03: /* B3CR */ - break; - case 0x04: /* B4CR */ - break; - case 0x05: /* B5CR */ - break; - case 0x06: /* B6CR */ - break; - case 0x07: /* B7CR */ - break; - case 0x10: /* B0AP */ - break; - case 0x11: /* B1AP */ - break; - case 0x12: /* B2AP */ - break; - case 0x13: /* B3AP */ - break; - case 0x14: /* B4AP */ - break; - case 0x15: /* B5AP */ - break; - case 0x16: /* B6AP */ - break; - case 0x17: /* B7AP */ - break; - case 0x20: /* BEAR */ - break; - case 0x21: /* BESR0 */ - break; - case 0x22: /* BESR1 */ - break; - case 0x23: /* CFG */ - break; - default: - break; - } - break; - default: - break; - } -} - -static void ebc_reset (void *opaque) -{ - ppc4xx_ebc_t *ebc; - int i; - - ebc = opaque; - ebc->addr = 0x00000000; - ebc->bap[0] = 0x7F8FFE80; - ebc->bcr[0] = 0xFFE28000; - for (i = 0; i < 8; i++) { - ebc->bap[i] = 0x00000000; - ebc->bcr[i] = 0x00000000; - } - ebc->besr0 = 0x00000000; - ebc->besr1 = 0x00000000; - ebc->cfg = 0x80400000; + dc->realize = ppc405_opba_realize; + dc->reset = ppc405_opba_reset; + /* Reason: only works as function of a ppc4xx SoC */ + dc->user_creatable = false; } -void ppc405_ebc_init(CPUPPCState *env) -{ - ppc4xx_ebc_t *ebc; - - ebc = g_new0(ppc4xx_ebc_t, 1); - qemu_register_reset(&ebc_reset, ebc); - ppc_dcr_register(env, EBC0_CFGADDR, - ebc, &dcr_read_ebc, &dcr_write_ebc); - ppc_dcr_register(env, EBC0_CFGDATA, - ebc, &dcr_read_ebc, &dcr_write_ebc); -} +/*****************************************************************************/ +/* Code decompression controller */ +/* XXX: TODO */ /*****************************************************************************/ /* DMA controller */ @@ -612,35 +236,20 @@ enum { DMA0_POL = 0x126, }; -typedef struct ppc405_dma_t ppc405_dma_t; -struct ppc405_dma_t { - qemu_irq irqs[4]; - uint32_t cr[4]; - uint32_t ct[4]; - uint32_t da[4]; - uint32_t sa[4]; - uint32_t sg[4]; - uint32_t sr; - uint32_t sgc; - uint32_t slp; - uint32_t pol; -}; - -static uint32_t dcr_read_dma (void *opaque, int dcrn) +static uint32_t dcr_read_dma(void *opaque, int dcrn) { return 0; } -static void dcr_write_dma (void *opaque, int dcrn, uint32_t val) +static void dcr_write_dma(void *opaque, int dcrn, uint32_t val) { } -static void ppc405_dma_reset (void *opaque) +static void ppc405_dma_reset(DeviceState *dev) { - ppc405_dma_t *dma; + Ppc405DmaState *dma = PPC405_DMA(dev); int i; - dma = opaque; for (i = 0; i < 4; i++) { dma->cr[i] = 0x00000000; dma->ct[i] = 0x00000000; @@ -654,81 +263,54 @@ static void ppc405_dma_reset (void *opaque) dma->pol = 0x00000000; } -static void ppc405_dma_init(CPUPPCState *env, qemu_irq irqs[4]) +static void ppc405_dma_realize(DeviceState *dev, Error **errp) { - ppc405_dma_t *dma; - - dma = g_new0(ppc405_dma_t, 1); - memcpy(dma->irqs, irqs, 4 * sizeof(qemu_irq)); - qemu_register_reset(&ppc405_dma_reset, dma); - ppc_dcr_register(env, DMA0_CR0, - dma, &dcr_read_dma, &dcr_write_dma); - ppc_dcr_register(env, DMA0_CT0, - dma, &dcr_read_dma, &dcr_write_dma); - ppc_dcr_register(env, DMA0_DA0, - dma, &dcr_read_dma, &dcr_write_dma); - ppc_dcr_register(env, DMA0_SA0, - dma, &dcr_read_dma, &dcr_write_dma); - ppc_dcr_register(env, DMA0_SG0, - dma, &dcr_read_dma, &dcr_write_dma); - ppc_dcr_register(env, DMA0_CR1, - dma, &dcr_read_dma, &dcr_write_dma); - ppc_dcr_register(env, DMA0_CT1, - dma, &dcr_read_dma, &dcr_write_dma); - ppc_dcr_register(env, DMA0_DA1, - dma, &dcr_read_dma, &dcr_write_dma); - ppc_dcr_register(env, DMA0_SA1, - dma, &dcr_read_dma, &dcr_write_dma); - ppc_dcr_register(env, DMA0_SG1, - dma, &dcr_read_dma, &dcr_write_dma); - ppc_dcr_register(env, DMA0_CR2, - dma, &dcr_read_dma, &dcr_write_dma); - ppc_dcr_register(env, DMA0_CT2, - dma, &dcr_read_dma, &dcr_write_dma); - ppc_dcr_register(env, DMA0_DA2, - dma, &dcr_read_dma, &dcr_write_dma); - ppc_dcr_register(env, DMA0_SA2, - dma, &dcr_read_dma, &dcr_write_dma); - ppc_dcr_register(env, DMA0_SG2, - dma, &dcr_read_dma, &dcr_write_dma); - ppc_dcr_register(env, DMA0_CR3, - dma, &dcr_read_dma, &dcr_write_dma); - ppc_dcr_register(env, DMA0_CT3, - dma, &dcr_read_dma, &dcr_write_dma); - ppc_dcr_register(env, DMA0_DA3, - dma, &dcr_read_dma, &dcr_write_dma); - ppc_dcr_register(env, DMA0_SA3, - dma, &dcr_read_dma, &dcr_write_dma); - ppc_dcr_register(env, DMA0_SG3, - dma, &dcr_read_dma, &dcr_write_dma); - ppc_dcr_register(env, DMA0_SR, - dma, &dcr_read_dma, &dcr_write_dma); - ppc_dcr_register(env, DMA0_SGC, - dma, &dcr_read_dma, &dcr_write_dma); - ppc_dcr_register(env, DMA0_SLP, - dma, &dcr_read_dma, &dcr_write_dma); - ppc_dcr_register(env, DMA0_POL, - dma, &dcr_read_dma, &dcr_write_dma); + Ppc405DmaState *dma = PPC405_DMA(dev); + Ppc4xxDcrDeviceState *dcr = PPC4xx_DCR_DEVICE(dev); + int i; + + for (i = 0; i < ARRAY_SIZE(dma->irqs); i++) { + sysbus_init_irq(SYS_BUS_DEVICE(dma), &dma->irqs[i]); + } + + ppc4xx_dcr_register(dcr, DMA0_CR0, dma, &dcr_read_dma, &dcr_write_dma); + ppc4xx_dcr_register(dcr, DMA0_CT0, dma, &dcr_read_dma, &dcr_write_dma); + ppc4xx_dcr_register(dcr, DMA0_DA0, dma, &dcr_read_dma, &dcr_write_dma); + ppc4xx_dcr_register(dcr, DMA0_SA0, dma, &dcr_read_dma, &dcr_write_dma); + ppc4xx_dcr_register(dcr, DMA0_SG0, dma, &dcr_read_dma, &dcr_write_dma); + ppc4xx_dcr_register(dcr, DMA0_CR1, dma, &dcr_read_dma, &dcr_write_dma); + ppc4xx_dcr_register(dcr, DMA0_CT1, dma, &dcr_read_dma, &dcr_write_dma); + ppc4xx_dcr_register(dcr, DMA0_DA1, dma, &dcr_read_dma, &dcr_write_dma); + ppc4xx_dcr_register(dcr, DMA0_SA1, dma, &dcr_read_dma, &dcr_write_dma); + ppc4xx_dcr_register(dcr, DMA0_SG1, dma, &dcr_read_dma, &dcr_write_dma); + ppc4xx_dcr_register(dcr, DMA0_CR2, dma, &dcr_read_dma, &dcr_write_dma); + ppc4xx_dcr_register(dcr, DMA0_CT2, dma, &dcr_read_dma, &dcr_write_dma); + ppc4xx_dcr_register(dcr, DMA0_DA2, dma, &dcr_read_dma, &dcr_write_dma); + ppc4xx_dcr_register(dcr, DMA0_SA2, dma, &dcr_read_dma, &dcr_write_dma); + ppc4xx_dcr_register(dcr, DMA0_SG2, dma, &dcr_read_dma, &dcr_write_dma); + ppc4xx_dcr_register(dcr, DMA0_CR3, dma, &dcr_read_dma, &dcr_write_dma); + ppc4xx_dcr_register(dcr, DMA0_CT3, dma, &dcr_read_dma, &dcr_write_dma); + ppc4xx_dcr_register(dcr, DMA0_DA3, dma, &dcr_read_dma, &dcr_write_dma); + ppc4xx_dcr_register(dcr, DMA0_SA3, dma, &dcr_read_dma, &dcr_write_dma); + ppc4xx_dcr_register(dcr, DMA0_SG3, dma, &dcr_read_dma, &dcr_write_dma); + ppc4xx_dcr_register(dcr, DMA0_SR, dma, &dcr_read_dma, &dcr_write_dma); + ppc4xx_dcr_register(dcr, DMA0_SGC, dma, &dcr_read_dma, &dcr_write_dma); + ppc4xx_dcr_register(dcr, DMA0_SLP, dma, &dcr_read_dma, &dcr_write_dma); + ppc4xx_dcr_register(dcr, DMA0_POL, dma, &dcr_read_dma, &dcr_write_dma); +} + +static void ppc405_dma_class_init(ObjectClass *oc, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(oc); + + dc->realize = ppc405_dma_realize; + dc->reset = ppc405_dma_reset; + /* Reason: only works as function of a ppc4xx SoC */ + dc->user_creatable = false; } /*****************************************************************************/ /* GPIO */ -typedef struct ppc405_gpio_t ppc405_gpio_t; -struct ppc405_gpio_t { - MemoryRegion io; - uint32_t or; - uint32_t tcr; - uint32_t osrh; - uint32_t osrl; - uint32_t tsrh; - uint32_t tsrl; - uint32_t odr; - uint32_t ir; - uint32_t rr1; - uint32_t isr1h; - uint32_t isr1l; -}; - static uint64_t ppc405_gpio_read(void *opaque, hwaddr addr, unsigned size) { trace_ppc405_gpio_read(addr, size); @@ -747,20 +329,22 @@ static const MemoryRegionOps ppc405_gpio_ops = { .endianness = DEVICE_NATIVE_ENDIAN, }; -static void ppc405_gpio_reset (void *opaque) +static void ppc405_gpio_realize(DeviceState *dev, Error **errp) { + Ppc405GpioState *s = PPC405_GPIO(dev); + + memory_region_init_io(&s->io, OBJECT(s), &ppc405_gpio_ops, s, "gpio", + 0x38); + sysbus_init_mmio(SYS_BUS_DEVICE(s), &s->io); } -static void ppc405_gpio_init(hwaddr base) +static void ppc405_gpio_class_init(ObjectClass *oc, void *data) { - ppc405_gpio_t *gpio; - - trace_ppc405_gpio_init(base); + DeviceClass *dc = DEVICE_CLASS(oc); - gpio = g_new0(ppc405_gpio_t, 1); - memory_region_init_io(&gpio->io, NULL, &ppc405_gpio_ops, gpio, "pgio", 0x038); - memory_region_add_subregion(get_system_memory(), base, &gpio->io); - qemu_register_reset(&ppc405_gpio_reset, gpio); + dc->realize = ppc405_gpio_realize; + /* Reason: only works as function of a ppc4xx SoC */ + dc->user_creatable = false; } /*****************************************************************************/ @@ -772,20 +356,9 @@ enum { OCM0_DSACNTL = 0x01B, }; -typedef struct ppc405_ocm_t ppc405_ocm_t; -struct ppc405_ocm_t { - MemoryRegion ram; - MemoryRegion isarc_ram; - MemoryRegion dsarc_ram; - uint32_t isarc; - uint32_t isacntl; - uint32_t dsarc; - uint32_t dsacntl; -}; - -static void ocm_update_mappings (ppc405_ocm_t *ocm, - uint32_t isarc, uint32_t isacntl, - uint32_t dsarc, uint32_t dsacntl) +static void ocm_update_mappings(Ppc405OcmState *ocm, + uint32_t isarc, uint32_t isacntl, + uint32_t dsarc, uint32_t dsacntl) { trace_ocm_update_mappings(isarc, isacntl, dsarc, dsacntl, ocm->isarc, ocm->isacntl, ocm->dsarc, ocm->dsacntl); @@ -827,12 +400,11 @@ static void ocm_update_mappings (ppc405_ocm_t *ocm, } } -static uint32_t dcr_read_ocm (void *opaque, int dcrn) +static uint32_t dcr_read_ocm(void *opaque, int dcrn) { - ppc405_ocm_t *ocm; + Ppc405OcmState *ocm = opaque; uint32_t ret; - ocm = opaque; switch (dcrn) { case OCM0_ISARC: ret = ocm->isarc; @@ -854,12 +426,11 @@ static uint32_t dcr_read_ocm (void *opaque, int dcrn) return ret; } -static void dcr_write_ocm (void *opaque, int dcrn, uint32_t val) +static void dcr_write_ocm(void *opaque, int dcrn, uint32_t val) { - ppc405_ocm_t *ocm; + Ppc405OcmState *ocm = opaque; uint32_t isarc, dsarc, isacntl, dsacntl; - ocm = opaque; isarc = ocm->isarc; dsarc = ocm->dsarc; isacntl = ocm->isacntl; @@ -885,12 +456,11 @@ static void dcr_write_ocm (void *opaque, int dcrn, uint32_t val) ocm->dsacntl = dsacntl; } -static void ocm_reset (void *opaque) +static void ppc405_ocm_reset(DeviceState *dev) { - ppc405_ocm_t *ocm; + Ppc405OcmState *ocm = PPC405_OCM(dev); uint32_t isarc, dsarc, isacntl, dsacntl; - ocm = opaque; isarc = 0x00000000; isacntl = 0x00000000; dsarc = 0x00000000; @@ -902,57 +472,47 @@ static void ocm_reset (void *opaque) ocm->dsacntl = dsacntl; } -static void ppc405_ocm_init(CPUPPCState *env) +static void ppc405_ocm_realize(DeviceState *dev, Error **errp) { - ppc405_ocm_t *ocm; + Ppc405OcmState *ocm = PPC405_OCM(dev); + Ppc4xxDcrDeviceState *dcr = PPC4xx_DCR_DEVICE(dev); - ocm = g_new0(ppc405_ocm_t, 1); /* XXX: Size is 4096 or 0x04000000 */ - memory_region_init_ram(&ocm->isarc_ram, NULL, "ppc405.ocm", 4 * KiB, + memory_region_init_ram(&ocm->isarc_ram, OBJECT(ocm), "ppc405.ocm", 4 * KiB, &error_fatal); - memory_region_init_alias(&ocm->dsarc_ram, NULL, "ppc405.dsarc", + memory_region_init_alias(&ocm->dsarc_ram, OBJECT(ocm), "ppc405.dsarc", &ocm->isarc_ram, 0, 4 * KiB); - qemu_register_reset(&ocm_reset, ocm); - ppc_dcr_register(env, OCM0_ISARC, - ocm, &dcr_read_ocm, &dcr_write_ocm); - ppc_dcr_register(env, OCM0_ISACNTL, - ocm, &dcr_read_ocm, &dcr_write_ocm); - ppc_dcr_register(env, OCM0_DSARC, - ocm, &dcr_read_ocm, &dcr_write_ocm); - ppc_dcr_register(env, OCM0_DSACNTL, - ocm, &dcr_read_ocm, &dcr_write_ocm); + + ppc4xx_dcr_register(dcr, OCM0_ISARC, ocm, &dcr_read_ocm, &dcr_write_ocm); + ppc4xx_dcr_register(dcr, OCM0_ISACNTL, ocm, &dcr_read_ocm, &dcr_write_ocm); + ppc4xx_dcr_register(dcr, OCM0_DSARC, ocm, &dcr_read_ocm, &dcr_write_ocm); + ppc4xx_dcr_register(dcr, OCM0_DSACNTL, ocm, &dcr_read_ocm, &dcr_write_ocm); +} + +static void ppc405_ocm_class_init(ObjectClass *oc, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(oc); + + dc->realize = ppc405_ocm_realize; + dc->reset = ppc405_ocm_reset; + /* Reason: only works as function of a ppc4xx SoC */ + dc->user_creatable = false; } /*****************************************************************************/ /* General purpose timers */ -typedef struct ppc4xx_gpt_t ppc4xx_gpt_t; -struct ppc4xx_gpt_t { - MemoryRegion iomem; - int64_t tb_offset; - uint32_t tb_freq; - QEMUTimer *timer; - qemu_irq irqs[5]; - uint32_t oe; - uint32_t ol; - uint32_t im; - uint32_t is; - uint32_t ie; - uint32_t comp[5]; - uint32_t mask[5]; -}; - -static int ppc4xx_gpt_compare (ppc4xx_gpt_t *gpt, int n) +static int ppc4xx_gpt_compare(Ppc405GptState *gpt, int n) { /* XXX: TODO */ return 0; } -static void ppc4xx_gpt_set_output (ppc4xx_gpt_t *gpt, int n, int level) +static void ppc4xx_gpt_set_output(Ppc405GptState *gpt, int n, int level) { /* XXX: TODO */ } -static void ppc4xx_gpt_set_outputs (ppc4xx_gpt_t *gpt) +static void ppc4xx_gpt_set_outputs(Ppc405GptState *gpt) { uint32_t mask; int i; @@ -973,29 +533,30 @@ static void ppc4xx_gpt_set_outputs (ppc4xx_gpt_t *gpt) } } -static void ppc4xx_gpt_set_irqs (ppc4xx_gpt_t *gpt) +static void ppc4xx_gpt_set_irqs(Ppc405GptState *gpt) { uint32_t mask; int i; mask = 0x00008000; for (i = 0; i < 5; i++) { - if (gpt->is & gpt->im & mask) + if (gpt->is & gpt->im & mask) { qemu_irq_raise(gpt->irqs[i]); - else + } else { qemu_irq_lower(gpt->irqs[i]); + } mask = mask >> 1; } } -static void ppc4xx_gpt_compute_timer (ppc4xx_gpt_t *gpt) +static void ppc4xx_gpt_compute_timer(Ppc405GptState *gpt) { /* XXX: TODO */ } static uint64_t ppc4xx_gpt_read(void *opaque, hwaddr addr, unsigned size) { - ppc4xx_gpt_t *gpt = opaque; + Ppc405GptState *gpt = opaque; uint32_t ret; int idx; @@ -1049,7 +610,7 @@ static uint64_t ppc4xx_gpt_read(void *opaque, hwaddr addr, unsigned size) static void ppc4xx_gpt_write(void *opaque, hwaddr addr, uint64_t value, unsigned size) { - ppc4xx_gpt_t *gpt = opaque; + Ppc405GptState *gpt = opaque; int idx; trace_ppc4xx_gpt_write(addr, size, value); @@ -1113,22 +674,20 @@ static const MemoryRegionOps gpt_ops = { .endianness = DEVICE_NATIVE_ENDIAN, }; -static void ppc4xx_gpt_cb (void *opaque) +static void ppc4xx_gpt_cb(void *opaque) { - ppc4xx_gpt_t *gpt; + Ppc405GptState *gpt = opaque; - gpt = opaque; ppc4xx_gpt_set_irqs(gpt); ppc4xx_gpt_set_outputs(gpt); ppc4xx_gpt_compute_timer(gpt); } -static void ppc4xx_gpt_reset (void *opaque) +static void ppc405_gpt_reset(DeviceState *dev) { - ppc4xx_gpt_t *gpt; + Ppc405GptState *gpt = PPC405_GPT(dev); int i; - gpt = opaque; timer_del(gpt->timer); gpt->oe = 0x00000000; gpt->ol = 0x00000000; @@ -1141,21 +700,37 @@ static void ppc4xx_gpt_reset (void *opaque) } } -static void ppc4xx_gpt_init(hwaddr base, qemu_irq irqs[5]) +static void ppc405_gpt_realize(DeviceState *dev, Error **errp) { - ppc4xx_gpt_t *gpt; + Ppc405GptState *s = PPC405_GPT(dev); + SysBusDevice *sbd = SYS_BUS_DEVICE(dev); int i; - trace_ppc4xx_gpt_init(base); + s->timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, &ppc4xx_gpt_cb, s); + memory_region_init_io(&s->iomem, OBJECT(s), &gpt_ops, s, "gpt", 0xd4); + sysbus_init_mmio(sbd, &s->iomem); - gpt = g_new0(ppc4xx_gpt_t, 1); - for (i = 0; i < 5; i++) { - gpt->irqs[i] = irqs[i]; + for (i = 0; i < ARRAY_SIZE(s->irqs); i++) { + sysbus_init_irq(sbd, &s->irqs[i]); } - gpt->timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, &ppc4xx_gpt_cb, gpt); - memory_region_init_io(&gpt->iomem, NULL, &gpt_ops, gpt, "gpt", 0x0d4); - memory_region_add_subregion(get_system_memory(), base, &gpt->iomem); - qemu_register_reset(ppc4xx_gpt_reset, gpt); +} + +static void ppc405_gpt_finalize(Object *obj) +{ + /* timer will be NULL if the GPT wasn't realized */ + if (PPC405_GPT(obj)->timer) { + timer_del(PPC405_GPT(obj)->timer); + } +} + +static void ppc405_gpt_class_init(ObjectClass *oc, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(oc); + + dc->realize = ppc405_gpt_realize; + dc->reset = ppc405_gpt_reset; + /* Reason: only works as function of a ppc4xx SoC */ + dc->user_creatable = false; } /*****************************************************************************/ @@ -1177,36 +752,7 @@ enum { #endif }; -enum { - PPC405EP_CPU_CLK = 0, - PPC405EP_PLB_CLK = 1, - PPC405EP_OPB_CLK = 2, - PPC405EP_EBC_CLK = 3, - PPC405EP_MAL_CLK = 4, - PPC405EP_PCI_CLK = 5, - PPC405EP_UART0_CLK = 6, - PPC405EP_UART1_CLK = 7, - PPC405EP_CLK_NB = 8, -}; - -typedef struct ppc405ep_cpc_t ppc405ep_cpc_t; -struct ppc405ep_cpc_t { - uint32_t sysclk; - clk_setup_t clk_setup[PPC405EP_CLK_NB]; - uint32_t boot; - uint32_t epctl; - uint32_t pllmr[2]; - uint32_t ucr; - uint32_t srr; - uint32_t jtagid; - uint32_t pci; - /* Clock and power management */ - uint32_t er; - uint32_t fr; - uint32_t sr; -}; - -static void ppc405ep_compute_clocks (ppc405ep_cpc_t *cpc) +static void ppc405ep_compute_clocks(Ppc405CpcState *cpc) { uint32_t CPU_clk, PLB_clk, OPB_clk, EBC_clk, MAL_clk, PCI_clk; uint32_t UART0_clk, UART1_clk; @@ -1299,12 +845,11 @@ static void ppc405ep_compute_clocks (ppc405ep_cpc_t *cpc) clk_setup(&cpc->clk_setup[PPC405EP_UART1_CLK], UART1_clk); } -static uint32_t dcr_read_epcpc (void *opaque, int dcrn) +static uint32_t dcr_read_epcpc(void *opaque, int dcrn) { - ppc405ep_cpc_t *cpc; + Ppc405CpcState *cpc = opaque; uint32_t ret; - cpc = opaque; switch (dcrn) { case PPC405EP_CPC0_BOOT: ret = cpc->boot; @@ -1339,11 +884,10 @@ static uint32_t dcr_read_epcpc (void *opaque, int dcrn) return ret; } -static void dcr_write_epcpc (void *opaque, int dcrn, uint32_t val) +static void dcr_write_epcpc(void *opaque, int dcrn, uint32_t val) { - ppc405ep_cpc_t *cpc; + Ppc405CpcState *cpc = opaque; - cpc = opaque; switch (dcrn) { case PPC405EP_CPC0_BOOT: /* Read-only register */ @@ -1376,9 +920,9 @@ static void dcr_write_epcpc (void *opaque, int dcrn, uint32_t val) } } -static void ppc405ep_cpc_reset (void *opaque) +static void ppc405_cpc_reset(DeviceState *dev) { - ppc405ep_cpc_t *cpc = opaque; + Ppc405CpcState *cpc = PPC405_CPC(dev); cpc->boot = 0x00000010; /* Boot from PCI - IIC EEPROM disabled */ cpc->epctl = 0x00000000; @@ -1390,143 +934,291 @@ static void ppc405ep_cpc_reset (void *opaque) cpc->er = 0x00000000; cpc->fr = 0x00000000; cpc->sr = 0x00000000; + cpc->jtagid = 0x20267049; ppc405ep_compute_clocks(cpc); } /* XXX: sysclk should be between 25 and 100 MHz */ -static void ppc405ep_cpc_init (CPUPPCState *env, clk_setup_t clk_setup[8], - uint32_t sysclk) +static void ppc405_cpc_realize(DeviceState *dev, Error **errp) { - ppc405ep_cpc_t *cpc; + Ppc405CpcState *cpc = PPC405_CPC(dev); + Ppc4xxDcrDeviceState *dcr = PPC4xx_DCR_DEVICE(dev); + + assert(dcr->cpu); + cpc->clk_setup[PPC405EP_CPU_CLK].cb = + ppc_40x_timers_init(&dcr->cpu->env, cpc->sysclk, PPC_INTERRUPT_PIT); + cpc->clk_setup[PPC405EP_CPU_CLK].opaque = &dcr->cpu->env; + + ppc4xx_dcr_register(dcr, PPC405EP_CPC0_BOOT, cpc, + &dcr_read_epcpc, &dcr_write_epcpc); + ppc4xx_dcr_register(dcr, PPC405EP_CPC0_EPCTL, cpc, + &dcr_read_epcpc, &dcr_write_epcpc); + ppc4xx_dcr_register(dcr, PPC405EP_CPC0_PLLMR0, cpc, + &dcr_read_epcpc, &dcr_write_epcpc); + ppc4xx_dcr_register(dcr, PPC405EP_CPC0_PLLMR1, cpc, + &dcr_read_epcpc, &dcr_write_epcpc); + ppc4xx_dcr_register(dcr, PPC405EP_CPC0_UCR, cpc, + &dcr_read_epcpc, &dcr_write_epcpc); + ppc4xx_dcr_register(dcr, PPC405EP_CPC0_SRR, cpc, + &dcr_read_epcpc, &dcr_write_epcpc); + ppc4xx_dcr_register(dcr, PPC405EP_CPC0_JTAGID, cpc, + &dcr_read_epcpc, &dcr_write_epcpc); + ppc4xx_dcr_register(dcr, PPC405EP_CPC0_PCI, cpc, + &dcr_read_epcpc, &dcr_write_epcpc); +} - cpc = g_new0(ppc405ep_cpc_t, 1); - memcpy(cpc->clk_setup, clk_setup, - PPC405EP_CLK_NB * sizeof(clk_setup_t)); - cpc->jtagid = 0x20267049; - cpc->sysclk = sysclk; - qemu_register_reset(&ppc405ep_cpc_reset, cpc); - ppc_dcr_register(env, PPC405EP_CPC0_BOOT, cpc, - &dcr_read_epcpc, &dcr_write_epcpc); - ppc_dcr_register(env, PPC405EP_CPC0_EPCTL, cpc, - &dcr_read_epcpc, &dcr_write_epcpc); - ppc_dcr_register(env, PPC405EP_CPC0_PLLMR0, cpc, - &dcr_read_epcpc, &dcr_write_epcpc); - ppc_dcr_register(env, PPC405EP_CPC0_PLLMR1, cpc, - &dcr_read_epcpc, &dcr_write_epcpc); - ppc_dcr_register(env, PPC405EP_CPC0_UCR, cpc, - &dcr_read_epcpc, &dcr_write_epcpc); - ppc_dcr_register(env, PPC405EP_CPC0_SRR, cpc, - &dcr_read_epcpc, &dcr_write_epcpc); - ppc_dcr_register(env, PPC405EP_CPC0_JTAGID, cpc, - &dcr_read_epcpc, &dcr_write_epcpc); - ppc_dcr_register(env, PPC405EP_CPC0_PCI, cpc, - &dcr_read_epcpc, &dcr_write_epcpc); -#if 0 - ppc_dcr_register(env, PPC405EP_CPC0_ER, cpc, - &dcr_read_epcpc, &dcr_write_epcpc); - ppc_dcr_register(env, PPC405EP_CPC0_FR, cpc, - &dcr_read_epcpc, &dcr_write_epcpc); - ppc_dcr_register(env, PPC405EP_CPC0_SR, cpc, - &dcr_read_epcpc, &dcr_write_epcpc); -#endif +static Property ppc405_cpc_properties[] = { + DEFINE_PROP_UINT32("sys-clk", Ppc405CpcState, sysclk, 0), + DEFINE_PROP_END_OF_LIST(), +}; + +static void ppc405_cpc_class_init(ObjectClass *oc, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(oc); + + dc->realize = ppc405_cpc_realize; + dc->reset = ppc405_cpc_reset; + /* Reason: only works as function of a ppc4xx SoC */ + dc->user_creatable = false; + device_class_set_props(dc, ppc405_cpc_properties); } -PowerPCCPU *ppc405ep_init(MemoryRegion *address_space_mem, - MemoryRegion ram_memories[2], - hwaddr ram_bases[2], - hwaddr ram_sizes[2], - uint32_t sysclk, DeviceState **uicdevp, - int do_init) +/* PPC405_SOC */ + +static void ppc405_soc_instance_init(Object *obj) { - clk_setup_t clk_setup[PPC405EP_CLK_NB], tlb_clk_setup; - qemu_irq dma_irqs[4], gpt_irqs[5], mal_irqs[4]; - PowerPCCPU *cpu; + Ppc405SoCState *s = PPC405_SOC(obj); + + object_initialize_child(obj, "cpu", &s->cpu, + POWERPC_CPU_TYPE_NAME("405ep")); + + object_initialize_child(obj, "uic", &s->uic, TYPE_PPC_UIC); + + object_initialize_child(obj, "cpc", &s->cpc, TYPE_PPC405_CPC); + object_property_add_alias(obj, "sys-clk", OBJECT(&s->cpc), "sys-clk"); + + object_initialize_child(obj, "gpt", &s->gpt, TYPE_PPC405_GPT); + + object_initialize_child(obj, "ocm", &s->ocm, TYPE_PPC405_OCM); + + object_initialize_child(obj, "gpio", &s->gpio, TYPE_PPC405_GPIO); + + object_initialize_child(obj, "dma", &s->dma, TYPE_PPC405_DMA); + + object_initialize_child(obj, "i2c", &s->i2c, TYPE_PPC4xx_I2C); + + object_initialize_child(obj, "ebc", &s->ebc, TYPE_PPC4xx_EBC); + + object_initialize_child(obj, "opba", &s->opba, TYPE_PPC405_OPBA); + + object_initialize_child(obj, "pob", &s->pob, TYPE_PPC405_POB); + + object_initialize_child(obj, "plb", &s->plb, TYPE_PPC4xx_PLB); + + object_initialize_child(obj, "mal", &s->mal, TYPE_PPC4xx_MAL); +} + +static void ppc405_reset(void *opaque) +{ + cpu_reset(CPU(opaque)); +} + +static void ppc405_soc_realize(DeviceState *dev, Error **errp) +{ + Ppc405SoCState *s = PPC405_SOC(dev); CPUPPCState *env; - DeviceState *uicdev; - SysBusDevice *uicsbd; + SysBusDevice *sbd; + int i; - memset(clk_setup, 0, sizeof(clk_setup)); /* init CPUs */ - cpu = ppc4xx_init(POWERPC_CPU_TYPE_NAME("405ep"), - &clk_setup[PPC405EP_CPU_CLK], - &tlb_clk_setup, sysclk); - env = &cpu->env; - clk_setup[PPC405EP_CPU_CLK].cb = tlb_clk_setup.cb; - clk_setup[PPC405EP_CPU_CLK].opaque = tlb_clk_setup.opaque; - /* Internal devices init */ - /* Memory mapped devices registers */ + if (!qdev_realize(DEVICE(&s->cpu), NULL, errp)) { + return; + } + qemu_register_reset(ppc405_reset, &s->cpu); + + env = &s->cpu.env; + + ppc_dcr_init(env, NULL, NULL); + + /* CPU control */ + if (!ppc4xx_dcr_realize(PPC4xx_DCR_DEVICE(&s->cpc), &s->cpu, errp)) { + return; + } + /* PLB arbitrer */ - ppc4xx_plb_init(env); - /* PLB to OPB bridge */ - ppc4xx_pob_init(env); - /* OBP arbitrer */ - ppc4xx_opba_init(0xef600600); - /* Universal interrupt controller */ - uicdev = qdev_new(TYPE_PPC_UIC); - uicsbd = SYS_BUS_DEVICE(uicdev); + if (!ppc4xx_dcr_realize(PPC4xx_DCR_DEVICE(&s->plb), &s->cpu, errp)) { + return; + } - object_property_set_link(OBJECT(uicdev), "cpu", OBJECT(cpu), - &error_fatal); - sysbus_realize_and_unref(uicsbd, &error_fatal); + /* PLB to OPB bridge */ + if (!ppc4xx_dcr_realize(PPC4xx_DCR_DEVICE(&s->pob), &s->cpu, errp)) { + return; + } - sysbus_connect_irq(uicsbd, PPCUIC_OUTPUT_INT, - qdev_get_gpio_in(DEVICE(cpu), PPC40x_INPUT_INT)); - sysbus_connect_irq(uicsbd, PPCUIC_OUTPUT_CINT, - qdev_get_gpio_in(DEVICE(cpu), PPC40x_INPUT_CINT)); + /* OBP arbitrer */ + sbd = SYS_BUS_DEVICE(&s->opba); + if (!sysbus_realize(sbd, errp)) { + return; + } + sysbus_mmio_map(sbd, 0, 0xef600600); - *uicdevp = uicdev; + /* Universal interrupt controller */ + if (!ppc4xx_dcr_realize(PPC4xx_DCR_DEVICE(&s->uic), &s->cpu, errp)) { + return; + } + sbd = SYS_BUS_DEVICE(&s->uic); + sysbus_connect_irq(sbd, PPCUIC_OUTPUT_INT, + qdev_get_gpio_in(DEVICE(&s->cpu), PPC40x_INPUT_INT)); + sysbus_connect_irq(sbd, PPCUIC_OUTPUT_CINT, + qdev_get_gpio_in(DEVICE(&s->cpu), PPC40x_INPUT_CINT)); /* SDRAM controller */ /* XXX 405EP has no ECC interrupt */ - ppc4xx_sdram_init(env, qdev_get_gpio_in(uicdev, 17), 2, ram_memories, - ram_bases, ram_sizes, do_init); + s->ram_bases[0] = 0; + s->ram_sizes[0] = s->ram_size; + memory_region_init_alias(&s->ram_banks[0], OBJECT(s), + "ppc405.sdram0", s->dram_mr, + s->ram_bases[0], s->ram_sizes[0]); + + ppc4xx_sdram_init(env, qdev_get_gpio_in(DEVICE(&s->uic), 17), 1, + s->ram_banks, s->ram_bases, s->ram_sizes, + s->do_dram_init); + /* External bus controller */ - ppc405_ebc_init(env); + if (!ppc4xx_dcr_realize(PPC4xx_DCR_DEVICE(&s->ebc), &s->cpu, errp)) { + return; + } + /* DMA controller */ - dma_irqs[0] = qdev_get_gpio_in(uicdev, 5); - dma_irqs[1] = qdev_get_gpio_in(uicdev, 6); - dma_irqs[2] = qdev_get_gpio_in(uicdev, 7); - dma_irqs[3] = qdev_get_gpio_in(uicdev, 8); - ppc405_dma_init(env, dma_irqs); - /* IIC controller */ - sysbus_create_simple(TYPE_PPC4xx_I2C, 0xef600500, - qdev_get_gpio_in(uicdev, 2)); + if (!ppc4xx_dcr_realize(PPC4xx_DCR_DEVICE(&s->dma), &s->cpu, errp)) { + return; + } + sbd = SYS_BUS_DEVICE(&s->dma); + for (i = 0; i < ARRAY_SIZE(s->dma.irqs); i++) { + sysbus_connect_irq(sbd, i, qdev_get_gpio_in(DEVICE(&s->uic), 5 + i)); + } + + /* I2C controller */ + sbd = SYS_BUS_DEVICE(&s->i2c); + if (!sysbus_realize(sbd, errp)) { + return; + } + sysbus_mmio_map(sbd, 0, 0xef600500); + sysbus_connect_irq(sbd, 0, qdev_get_gpio_in(DEVICE(&s->uic), 2)); + /* GPIO */ - ppc405_gpio_init(0xef600700); + sbd = SYS_BUS_DEVICE(&s->gpio); + if (!sysbus_realize(sbd, errp)) { + return; + } + sysbus_mmio_map(sbd, 0, 0xef600700); + /* Serial ports */ if (serial_hd(0) != NULL) { - serial_mm_init(address_space_mem, 0xef600300, 0, - qdev_get_gpio_in(uicdev, 0), + serial_mm_init(get_system_memory(), 0xef600300, 0, + qdev_get_gpio_in(DEVICE(&s->uic), 0), PPC_SERIAL_MM_BAUDBASE, serial_hd(0), DEVICE_BIG_ENDIAN); } if (serial_hd(1) != NULL) { - serial_mm_init(address_space_mem, 0xef600400, 0, - qdev_get_gpio_in(uicdev, 1), + serial_mm_init(get_system_memory(), 0xef600400, 0, + qdev_get_gpio_in(DEVICE(&s->uic), 1), PPC_SERIAL_MM_BAUDBASE, serial_hd(1), DEVICE_BIG_ENDIAN); } + /* OCM */ - ppc405_ocm_init(env); + if (!ppc4xx_dcr_realize(PPC4xx_DCR_DEVICE(&s->ocm), &s->cpu, errp)) { + return; + } + /* GPT */ - gpt_irqs[0] = qdev_get_gpio_in(uicdev, 19); - gpt_irqs[1] = qdev_get_gpio_in(uicdev, 20); - gpt_irqs[2] = qdev_get_gpio_in(uicdev, 21); - gpt_irqs[3] = qdev_get_gpio_in(uicdev, 22); - gpt_irqs[4] = qdev_get_gpio_in(uicdev, 23); - ppc4xx_gpt_init(0xef600000, gpt_irqs); - /* PCI */ - /* Uses UIC IRQs 3, 16, 18 */ + sbd = SYS_BUS_DEVICE(&s->gpt); + if (!sysbus_realize(sbd, errp)) { + return; + } + sysbus_mmio_map(sbd, 0, 0xef600000); + for (i = 0; i < ARRAY_SIZE(s->gpt.irqs); i++) { + sysbus_connect_irq(sbd, i, qdev_get_gpio_in(DEVICE(&s->uic), 19 + i)); + } + /* MAL */ - mal_irqs[0] = qdev_get_gpio_in(uicdev, 11); - mal_irqs[1] = qdev_get_gpio_in(uicdev, 12); - mal_irqs[2] = qdev_get_gpio_in(uicdev, 13); - mal_irqs[3] = qdev_get_gpio_in(uicdev, 14); - ppc4xx_mal_init(env, 4, 2, mal_irqs); + object_property_set_int(OBJECT(&s->mal), "txc-num", 4, &error_abort); + object_property_set_int(OBJECT(&s->mal), "rxc-num", 2, &error_abort); + if (!ppc4xx_dcr_realize(PPC4xx_DCR_DEVICE(&s->mal), &s->cpu, errp)) { + return; + } + sbd = SYS_BUS_DEVICE(&s->mal); + for (i = 0; i < ARRAY_SIZE(s->mal.irqs); i++) { + sysbus_connect_irq(sbd, i, qdev_get_gpio_in(DEVICE(&s->uic), 11 + i)); + } + /* Ethernet */ /* Uses UIC IRQs 9, 15, 17 */ - /* CPU control */ - ppc405ep_cpc_init(env, clk_setup, sysclk); +} + +static Property ppc405_soc_properties[] = { + DEFINE_PROP_LINK("dram", Ppc405SoCState, dram_mr, TYPE_MEMORY_REGION, + MemoryRegion *), + DEFINE_PROP_BOOL("dram-init", Ppc405SoCState, do_dram_init, 0), + DEFINE_PROP_UINT64("ram-size", Ppc405SoCState, ram_size, 0), + DEFINE_PROP_END_OF_LIST(), +}; + +static void ppc405_soc_class_init(ObjectClass *oc, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(oc); - return cpu; + dc->realize = ppc405_soc_realize; + /* Reason: only works as part of a ppc405 board/machine */ + dc->user_creatable = false; + device_class_set_props(dc, ppc405_soc_properties); } + +static const TypeInfo ppc405_types[] = { + { + .name = TYPE_PPC405_POB, + .parent = TYPE_PPC4xx_DCR_DEVICE, + .instance_size = sizeof(Ppc405PobState), + .class_init = ppc405_pob_class_init, + }, { + .name = TYPE_PPC405_OPBA, + .parent = TYPE_SYS_BUS_DEVICE, + .instance_size = sizeof(Ppc405OpbaState), + .class_init = ppc405_opba_class_init, + }, { + .name = TYPE_PPC405_DMA, + .parent = TYPE_PPC4xx_DCR_DEVICE, + .instance_size = sizeof(Ppc405DmaState), + .class_init = ppc405_dma_class_init, + }, { + .name = TYPE_PPC405_GPIO, + .parent = TYPE_SYS_BUS_DEVICE, + .instance_size = sizeof(Ppc405GpioState), + .class_init = ppc405_gpio_class_init, + }, { + .name = TYPE_PPC405_OCM, + .parent = TYPE_PPC4xx_DCR_DEVICE, + .instance_size = sizeof(Ppc405OcmState), + .class_init = ppc405_ocm_class_init, + }, { + .name = TYPE_PPC405_GPT, + .parent = TYPE_SYS_BUS_DEVICE, + .instance_size = sizeof(Ppc405GptState), + .instance_finalize = ppc405_gpt_finalize, + .class_init = ppc405_gpt_class_init, + }, { + .name = TYPE_PPC405_CPC, + .parent = TYPE_PPC4xx_DCR_DEVICE, + .instance_size = sizeof(Ppc405CpcState), + .class_init = ppc405_cpc_class_init, + }, { + .name = TYPE_PPC405_SOC, + .parent = TYPE_DEVICE, + .instance_size = sizeof(Ppc405SoCState), + .instance_init = ppc405_soc_instance_init, + .class_init = ppc405_soc_class_init, + } +}; + +DEFINE_TYPES(ppc405_types) diff --git a/hw/ppc/ppc440_bamboo.c b/hw/ppc/ppc440_bamboo.c index 873f930c77..ea945a1c99 100644 --- a/hw/ppc/ppc440_bamboo.c +++ b/hw/ppc/ppc440_bamboo.c @@ -84,27 +84,30 @@ static int bamboo_load_device_tree(hwaddr addr, ret = qemu_fdt_setprop(fdt, "/memory", "reg", mem_reg_property, sizeof(mem_reg_property)); - if (ret < 0) + if (ret < 0) { fprintf(stderr, "couldn't set /memory/reg\n"); - + } ret = qemu_fdt_setprop_cell(fdt, "/chosen", "linux,initrd-start", initrd_base); - if (ret < 0) + if (ret < 0) { fprintf(stderr, "couldn't set /chosen/linux,initrd-start\n"); - + } ret = qemu_fdt_setprop_cell(fdt, "/chosen", "linux,initrd-end", (initrd_base + initrd_size)); - if (ret < 0) + if (ret < 0) { fprintf(stderr, "couldn't set /chosen/linux,initrd-end\n"); - + } ret = qemu_fdt_setprop_string(fdt, "/chosen", "bootargs", kernel_cmdline); - if (ret < 0) + if (ret < 0) { fprintf(stderr, "couldn't set /chosen/bootargs\n"); + } - /* Copy data from the host device tree into the guest. Since the guest can + /* + * Copy data from the host device tree into the guest. Since the guest can * directly access the timebase without host involvement, we must expose - * the correct frequencies. */ + * the correct frequencies. + */ if (kvm_enabled()) { tb_freq = kvmppc_get_tbfreq(); clock_freq = kvmppc_get_clockfreq(); @@ -193,12 +196,9 @@ static void bamboo_init(MachineState *machine) /* interrupt controller */ uicdev = qdev_new(TYPE_PPC_UIC); + ppc4xx_dcr_realize(PPC4xx_DCR_DEVICE(uicdev), cpu, &error_fatal); + object_unref(OBJECT(uicdev)); uicsbd = SYS_BUS_DEVICE(uicdev); - - object_property_set_link(OBJECT(uicdev), "cpu", OBJECT(cpu), - &error_fatal); - sysbus_realize_and_unref(uicsbd, &error_fatal); - sysbus_connect_irq(uicsbd, PPCUIC_OUTPUT_INT, qdev_get_gpio_in(DEVICE(cpu), PPC40x_INPUT_INT)); sysbus_connect_irq(uicsbd, PPCUIC_OUTPUT_CINT, @@ -249,8 +249,10 @@ static void bamboo_init(MachineState *machine) if (pcibus) { /* Register network interfaces. */ for (i = 0; i < nb_nics; i++) { - /* There are no PCI NICs on the Bamboo board, but there are - * PCI slots, so we can pick whatever default model we want. */ + /* + * There are no PCI NICs on the Bamboo board, but there are + * PCI slots, so we can pick whatever default model we want. + */ pci_nic_init_nofail(&nd_table[i], pcibus, "e1000", NULL); } } diff --git a/hw/ppc/ppc440_uc.c b/hw/ppc/ppc440_uc.c index 11fdb88c22..53e981ddf4 100644 --- a/hw/ppc/ppc440_uc.c +++ b/hw/ppc/ppc440_uc.c @@ -1028,7 +1028,8 @@ void ppc4xx_dma_init(CPUPPCState *env, int dcr_base) /*****************************************************************************/ /* PCI Express controller */ -/* FIXME: This is not complete and does not work, only implemented partially +/* + * FIXME: This is not complete and does not work, only implemented partially * to allow firmware and guests to find an empty bus. Cards should use PCI. */ #include "hw/pci/pcie_host.h" diff --git a/hw/ppc/ppc4xx_devs.c b/hw/ppc/ppc4xx_devs.c index 737c0896b4..ce38ae65e6 100644 --- a/hw/ppc/ppc4xx_devs.c +++ b/hw/ppc/ppc4xx_devs.c @@ -29,7 +29,6 @@ #include "hw/irq.h" #include "hw/ppc/ppc.h" #include "hw/ppc/ppc4xx.h" -#include "hw/intc/ppc-uic.h" #include "hw/qdev-properties.h" #include "qemu/log.h" #include "exec/address-spaces.h" @@ -37,38 +36,6 @@ #include "qapi/error.h" #include "trace.h" -static void ppc4xx_reset(void *opaque) -{ - PowerPCCPU *cpu = opaque; - - cpu_reset(CPU(cpu)); -} - -/*****************************************************************************/ -/* Generic PowerPC 4xx processor instantiation */ -PowerPCCPU *ppc4xx_init(const char *cpu_type, - clk_setup_t *cpu_clk, clk_setup_t *tb_clk, - uint32_t sysclk) -{ - PowerPCCPU *cpu; - CPUPPCState *env; - - /* init CPUs */ - cpu = POWERPC_CPU(cpu_create(cpu_type)); - env = &cpu->env; - - cpu_clk->cb = NULL; /* We don't care about CPU clock frequency changes */ - cpu_clk->opaque = env; - /* Set time-base frequency to sysclk */ - tb_clk->cb = ppc_40x_timers_init(env, sysclk, PPC_INTERRUPT_PIT); - tb_clk->opaque = env; - ppc_dcr_init(env, NULL, NULL); - /* Register qemu callbacks */ - qemu_register_reset(ppc4xx_reset, cpu); - - return cpu; -} - /*****************************************************************************/ /* SDRAM controller */ typedef struct ppc4xx_sdram_t ppc4xx_sdram_t; @@ -98,12 +65,12 @@ enum { SDRAM0_CFGDATA = 0x011, }; -/* XXX: TOFIX: some patches have made this code become inconsistent: +/* + * XXX: TOFIX: some patches have made this code become inconsistent: * there are type inconsistencies, mixing hwaddr, target_ulong * and uint32_t */ -static uint32_t sdram_bcr (hwaddr ram_base, - hwaddr ram_size) +static uint32_t sdram_bcr(hwaddr ram_base, hwaddr ram_size) { uint32_t bcr; @@ -146,16 +113,17 @@ static inline hwaddr sdram_base(uint32_t bcr) return bcr & 0xFF800000; } -static target_ulong sdram_size (uint32_t bcr) +static target_ulong sdram_size(uint32_t bcr) { target_ulong size; int sh; sh = (bcr >> 17) & 0x7; - if (sh == 7) + if (sh == 7) { size = -1; - else + } else { size = (4 * MiB) << sh; + } return size; } @@ -175,7 +143,7 @@ static void sdram_set_bcr(ppc4xx_sdram_t *sdram, int i, } sdram->bcr[i] = bcr & 0xFFDEE001; if (enabled && (bcr & 0x00000001)) { - trace_ppc4xx_sdram_unmap(sdram_base(bcr), sdram_size(bcr)); + trace_ppc4xx_sdram_map(sdram_base(bcr), sdram_size(bcr)); memory_region_init(&sdram->containers[i], NULL, "sdram-containers", sdram_size(bcr)); memory_region_add_subregion(&sdram->containers[i], 0, @@ -186,7 +154,7 @@ static void sdram_set_bcr(ppc4xx_sdram_t *sdram, int i, } } -static void sdram_map_bcr (ppc4xx_sdram_t *sdram) +static void sdram_map_bcr(ppc4xx_sdram_t *sdram) { int i; @@ -200,7 +168,7 @@ static void sdram_map_bcr (ppc4xx_sdram_t *sdram) } } -static void sdram_unmap_bcr (ppc4xx_sdram_t *sdram) +static void sdram_unmap_bcr(ppc4xx_sdram_t *sdram) { int i; @@ -212,7 +180,7 @@ static void sdram_unmap_bcr (ppc4xx_sdram_t *sdram) } } -static uint32_t dcr_read_sdram (void *opaque, int dcrn) +static uint32_t dcr_read_sdram(void *opaque, int dcrn) { ppc4xx_sdram_t *sdram; uint32_t ret; @@ -280,7 +248,7 @@ static uint32_t dcr_read_sdram (void *opaque, int dcrn) return ret; } -static void dcr_write_sdram (void *opaque, int dcrn, uint32_t val) +static void dcr_write_sdram(void *opaque, int dcrn, uint32_t val) { ppc4xx_sdram_t *sdram; @@ -313,10 +281,11 @@ static void dcr_write_sdram (void *opaque, int dcrn, uint32_t val) sdram_unmap_bcr(sdram); sdram->status |= 0x80000000; } - if (!(sdram->cfg & 0x40000000) && (val & 0x40000000)) + if (!(sdram->cfg & 0x40000000) && (val & 0x40000000)) { sdram->status |= 0x40000000; - else if ((sdram->cfg & 0x40000000) && !(val & 0x40000000)) + } else if ((sdram->cfg & 0x40000000) && !(val & 0x40000000)) { sdram->status &= ~0x40000000; + } sdram->cfg = val; break; case 0x24: /* SDRAM_STATUS */ @@ -348,10 +317,11 @@ static void dcr_write_sdram (void *opaque, int dcrn, uint32_t val) break; case 0x98: /* SDRAM_ECCESR */ val &= 0xFFF0F000; - if (sdram->eccesr == 0 && val != 0) + if (sdram->eccesr == 0 && val != 0) { qemu_irq_raise(sdram->irq); - else if (sdram->eccesr != 0 && val == 0) + } else if (sdram->eccesr != 0 && val == 0) { qemu_irq_lower(sdram->irq); + } sdram->eccesr = val; break; default: /* Error */ @@ -361,7 +331,7 @@ static void dcr_write_sdram (void *opaque, int dcrn, uint32_t val) } } -static void sdram_reset (void *opaque) +static void sdram_reset(void *opaque) { ppc4xx_sdram_t *sdram; @@ -381,11 +351,11 @@ static void sdram_reset (void *opaque) sdram->cfg = 0x00800000; } -void ppc4xx_sdram_init (CPUPPCState *env, qemu_irq irq, int nbanks, - MemoryRegion *ram_memories, - hwaddr *ram_bases, - hwaddr *ram_sizes, - int do_init) +void ppc4xx_sdram_init(CPUPPCState *env, qemu_irq irq, int nbanks, + MemoryRegion *ram_memories, + hwaddr *ram_bases, + hwaddr *ram_sizes, + int do_init) { ppc4xx_sdram_t *sdram; @@ -404,8 +374,9 @@ void ppc4xx_sdram_init (CPUPPCState *env, qemu_irq irq, int nbanks, sdram, &dcr_read_sdram, &dcr_write_sdram); ppc_dcr_register(env, SDRAM0_CFGDATA, sdram, &dcr_read_sdram, &dcr_write_sdram); - if (do_init) + if (do_init) { sdram_map_bcr(sdram); + } } /* @@ -462,7 +433,7 @@ void ppc4xx_sdram_banks(MemoryRegion *ram, int nr_banks, } error_report("at most %d bank%s of %s MiB each supported", nr_banks, nr_banks == 1 ? "" : "s", s->str); - error_printf("Possible valid RAM size: %" PRIi64 " MiB \n", + error_printf("Possible valid RAM size: %" PRIi64 " MiB\n", used_size ? used_size / MiB : sdram_bank_sizes[i - 1] / MiB); g_string_free(s, true); @@ -491,32 +462,10 @@ enum { MAL0_RCBS1 = 0x1E1, }; -typedef struct ppc4xx_mal_t ppc4xx_mal_t; -struct ppc4xx_mal_t { - qemu_irq irqs[4]; - uint32_t cfg; - uint32_t esr; - uint32_t ier; - uint32_t txcasr; - uint32_t txcarr; - uint32_t txeobisr; - uint32_t txdeir; - uint32_t rxcasr; - uint32_t rxcarr; - uint32_t rxeobisr; - uint32_t rxdeir; - uint32_t *txctpr; - uint32_t *rxctpr; - uint32_t *rcbs; - uint8_t txcnum; - uint8_t rxcnum; -}; - -static void ppc4xx_mal_reset(void *opaque) +static void ppc4xx_mal_reset(DeviceState *dev) { - ppc4xx_mal_t *mal; + Ppc4xxMalState *mal = PPC4xx_MAL(dev); - mal = opaque; mal->cfg = 0x0007C000; mal->esr = 0x00000000; mal->ier = 0x00000000; @@ -530,10 +479,9 @@ static void ppc4xx_mal_reset(void *opaque) static uint32_t dcr_read_mal(void *opaque, int dcrn) { - ppc4xx_mal_t *mal; + Ppc4xxMalState *mal = opaque; uint32_t ret; - mal = opaque; switch (dcrn) { case MAL0_CFG: ret = mal->cfg; @@ -587,13 +535,12 @@ static uint32_t dcr_read_mal(void *opaque, int dcrn) static void dcr_write_mal(void *opaque, int dcrn, uint32_t val) { - ppc4xx_mal_t *mal; + Ppc4xxMalState *mal = opaque; - mal = opaque; switch (dcrn) { case MAL0_CFG: if (val & 0x80000000) { - ppc4xx_mal_reset(mal); + ppc4xx_mal_reset(DEVICE(mal)); } mal->cfg = val & 0x00FFC087; break; @@ -644,55 +591,404 @@ static void dcr_write_mal(void *opaque, int dcrn, uint32_t val) } } -void ppc4xx_mal_init(CPUPPCState *env, uint8_t txcnum, uint8_t rxcnum, - qemu_irq irqs[4]) +static void ppc4xx_mal_realize(DeviceState *dev, Error **errp) { - ppc4xx_mal_t *mal; + Ppc4xxMalState *mal = PPC4xx_MAL(dev); + Ppc4xxDcrDeviceState *dcr = PPC4xx_DCR_DEVICE(dev); int i; - assert(txcnum <= 32 && rxcnum <= 32); - mal = g_malloc0(sizeof(*mal)); - mal->txcnum = txcnum; - mal->rxcnum = rxcnum; - mal->txctpr = g_new0(uint32_t, txcnum); - mal->rxctpr = g_new0(uint32_t, rxcnum); - mal->rcbs = g_new0(uint32_t, rxcnum); - for (i = 0; i < 4; i++) { - mal->irqs[i] = irqs[i]; + if (mal->txcnum > 32 || mal->rxcnum > 32) { + error_setg(errp, "invalid TXC/RXC number"); + return; } - qemu_register_reset(&ppc4xx_mal_reset, mal); - ppc_dcr_register(env, MAL0_CFG, - mal, &dcr_read_mal, &dcr_write_mal); - ppc_dcr_register(env, MAL0_ESR, - mal, &dcr_read_mal, &dcr_write_mal); - ppc_dcr_register(env, MAL0_IER, - mal, &dcr_read_mal, &dcr_write_mal); - ppc_dcr_register(env, MAL0_TXCASR, - mal, &dcr_read_mal, &dcr_write_mal); - ppc_dcr_register(env, MAL0_TXCARR, - mal, &dcr_read_mal, &dcr_write_mal); - ppc_dcr_register(env, MAL0_TXEOBISR, - mal, &dcr_read_mal, &dcr_write_mal); - ppc_dcr_register(env, MAL0_TXDEIR, - mal, &dcr_read_mal, &dcr_write_mal); - ppc_dcr_register(env, MAL0_RXCASR, - mal, &dcr_read_mal, &dcr_write_mal); - ppc_dcr_register(env, MAL0_RXCARR, - mal, &dcr_read_mal, &dcr_write_mal); - ppc_dcr_register(env, MAL0_RXEOBISR, - mal, &dcr_read_mal, &dcr_write_mal); - ppc_dcr_register(env, MAL0_RXDEIR, - mal, &dcr_read_mal, &dcr_write_mal); - for (i = 0; i < txcnum; i++) { - ppc_dcr_register(env, MAL0_TXCTP0R + i, - mal, &dcr_read_mal, &dcr_write_mal); + + mal->txctpr = g_new0(uint32_t, mal->txcnum); + mal->rxctpr = g_new0(uint32_t, mal->rxcnum); + mal->rcbs = g_new0(uint32_t, mal->rxcnum); + + for (i = 0; i < ARRAY_SIZE(mal->irqs); i++) { + sysbus_init_irq(SYS_BUS_DEVICE(dev), &mal->irqs[i]); + } + + ppc4xx_dcr_register(dcr, MAL0_CFG, mal, &dcr_read_mal, &dcr_write_mal); + ppc4xx_dcr_register(dcr, MAL0_ESR, mal, &dcr_read_mal, &dcr_write_mal); + ppc4xx_dcr_register(dcr, MAL0_IER, mal, &dcr_read_mal, &dcr_write_mal); + ppc4xx_dcr_register(dcr, MAL0_TXCASR, mal, &dcr_read_mal, &dcr_write_mal); + ppc4xx_dcr_register(dcr, MAL0_TXCARR, mal, &dcr_read_mal, &dcr_write_mal); + ppc4xx_dcr_register(dcr, MAL0_TXEOBISR, mal, &dcr_read_mal, &dcr_write_mal); + ppc4xx_dcr_register(dcr, MAL0_TXDEIR, mal, &dcr_read_mal, &dcr_write_mal); + ppc4xx_dcr_register(dcr, MAL0_RXCASR, mal, &dcr_read_mal, &dcr_write_mal); + ppc4xx_dcr_register(dcr, MAL0_RXCARR, mal, &dcr_read_mal, &dcr_write_mal); + ppc4xx_dcr_register(dcr, MAL0_RXEOBISR, mal, &dcr_read_mal, &dcr_write_mal); + ppc4xx_dcr_register(dcr, MAL0_RXDEIR, mal, &dcr_read_mal, &dcr_write_mal); + for (i = 0; i < mal->txcnum; i++) { + ppc4xx_dcr_register(dcr, MAL0_TXCTP0R + i, + mal, &dcr_read_mal, &dcr_write_mal); } - for (i = 0; i < rxcnum; i++) { - ppc_dcr_register(env, MAL0_RXCTP0R + i, - mal, &dcr_read_mal, &dcr_write_mal); + for (i = 0; i < mal->rxcnum; i++) { + ppc4xx_dcr_register(dcr, MAL0_RXCTP0R + i, + mal, &dcr_read_mal, &dcr_write_mal); } - for (i = 0; i < rxcnum; i++) { - ppc_dcr_register(env, MAL0_RCBS0 + i, - mal, &dcr_read_mal, &dcr_write_mal); + for (i = 0; i < mal->rxcnum; i++) { + ppc4xx_dcr_register(dcr, MAL0_RCBS0 + i, + mal, &dcr_read_mal, &dcr_write_mal); } } + +static void ppc4xx_mal_finalize(Object *obj) +{ + Ppc4xxMalState *mal = PPC4xx_MAL(obj); + + g_free(mal->rcbs); + g_free(mal->rxctpr); + g_free(mal->txctpr); +} + +static Property ppc4xx_mal_properties[] = { + DEFINE_PROP_UINT8("txc-num", Ppc4xxMalState, txcnum, 0), + DEFINE_PROP_UINT8("rxc-num", Ppc4xxMalState, rxcnum, 0), + DEFINE_PROP_END_OF_LIST(), +}; + +static void ppc4xx_mal_class_init(ObjectClass *oc, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(oc); + + dc->realize = ppc4xx_mal_realize; + dc->reset = ppc4xx_mal_reset; + /* Reason: only works as function of a ppc4xx SoC */ + dc->user_creatable = false; + device_class_set_props(dc, ppc4xx_mal_properties); +} + +/*****************************************************************************/ +/* Peripheral local bus arbitrer */ +enum { + PLB3A0_ACR = 0x077, + PLB4A0_ACR = 0x081, + PLB0_BESR = 0x084, + PLB0_BEAR = 0x086, + PLB0_ACR = 0x087, + PLB4A1_ACR = 0x089, +}; + +static uint32_t dcr_read_plb(void *opaque, int dcrn) +{ + Ppc4xxPlbState *plb = opaque; + uint32_t ret; + + switch (dcrn) { + case PLB0_ACR: + ret = plb->acr; + break; + case PLB0_BEAR: + ret = plb->bear; + break; + case PLB0_BESR: + ret = plb->besr; + break; + default: + /* Avoid gcc warning */ + ret = 0; + break; + } + + return ret; +} + +static void dcr_write_plb(void *opaque, int dcrn, uint32_t val) +{ + Ppc4xxPlbState *plb = opaque; + + switch (dcrn) { + case PLB0_ACR: + /* + * We don't care about the actual parameters written as + * we don't manage any priorities on the bus + */ + plb->acr = val & 0xF8000000; + break; + case PLB0_BEAR: + /* Read only */ + break; + case PLB0_BESR: + /* Write-clear */ + plb->besr &= ~val; + break; + } +} + +static void ppc405_plb_reset(DeviceState *dev) +{ + Ppc4xxPlbState *plb = PPC4xx_PLB(dev); + + plb->acr = 0x00000000; + plb->bear = 0x00000000; + plb->besr = 0x00000000; +} + +static void ppc405_plb_realize(DeviceState *dev, Error **errp) +{ + Ppc4xxPlbState *plb = PPC4xx_PLB(dev); + Ppc4xxDcrDeviceState *dcr = PPC4xx_DCR_DEVICE(dev); + + ppc4xx_dcr_register(dcr, PLB3A0_ACR, plb, &dcr_read_plb, &dcr_write_plb); + ppc4xx_dcr_register(dcr, PLB4A0_ACR, plb, &dcr_read_plb, &dcr_write_plb); + ppc4xx_dcr_register(dcr, PLB0_ACR, plb, &dcr_read_plb, &dcr_write_plb); + ppc4xx_dcr_register(dcr, PLB0_BEAR, plb, &dcr_read_plb, &dcr_write_plb); + ppc4xx_dcr_register(dcr, PLB0_BESR, plb, &dcr_read_plb, &dcr_write_plb); + ppc4xx_dcr_register(dcr, PLB4A1_ACR, plb, &dcr_read_plb, &dcr_write_plb); +} + +static void ppc405_plb_class_init(ObjectClass *oc, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(oc); + + dc->realize = ppc405_plb_realize; + dc->reset = ppc405_plb_reset; + /* Reason: only works as function of a ppc4xx SoC */ + dc->user_creatable = false; +} + +/*****************************************************************************/ +/* Peripheral controller */ +enum { + EBC0_CFGADDR = 0x012, + EBC0_CFGDATA = 0x013, +}; + +static uint32_t dcr_read_ebc(void *opaque, int dcrn) +{ + Ppc4xxEbcState *ebc = opaque; + uint32_t ret; + + switch (dcrn) { + case EBC0_CFGADDR: + ret = ebc->addr; + break; + case EBC0_CFGDATA: + switch (ebc->addr) { + case 0x00: /* B0CR */ + ret = ebc->bcr[0]; + break; + case 0x01: /* B1CR */ + ret = ebc->bcr[1]; + break; + case 0x02: /* B2CR */ + ret = ebc->bcr[2]; + break; + case 0x03: /* B3CR */ + ret = ebc->bcr[3]; + break; + case 0x04: /* B4CR */ + ret = ebc->bcr[4]; + break; + case 0x05: /* B5CR */ + ret = ebc->bcr[5]; + break; + case 0x06: /* B6CR */ + ret = ebc->bcr[6]; + break; + case 0x07: /* B7CR */ + ret = ebc->bcr[7]; + break; + case 0x10: /* B0AP */ + ret = ebc->bap[0]; + break; + case 0x11: /* B1AP */ + ret = ebc->bap[1]; + break; + case 0x12: /* B2AP */ + ret = ebc->bap[2]; + break; + case 0x13: /* B3AP */ + ret = ebc->bap[3]; + break; + case 0x14: /* B4AP */ + ret = ebc->bap[4]; + break; + case 0x15: /* B5AP */ + ret = ebc->bap[5]; + break; + case 0x16: /* B6AP */ + ret = ebc->bap[6]; + break; + case 0x17: /* B7AP */ + ret = ebc->bap[7]; + break; + case 0x20: /* BEAR */ + ret = ebc->bear; + break; + case 0x21: /* BESR0 */ + ret = ebc->besr0; + break; + case 0x22: /* BESR1 */ + ret = ebc->besr1; + break; + case 0x23: /* CFG */ + ret = ebc->cfg; + break; + default: + ret = 0x00000000; + break; + } + break; + default: + ret = 0x00000000; + break; + } + + return ret; +} + +static void dcr_write_ebc(void *opaque, int dcrn, uint32_t val) +{ + Ppc4xxEbcState *ebc = opaque; + + switch (dcrn) { + case EBC0_CFGADDR: + ebc->addr = val; + break; + case EBC0_CFGDATA: + switch (ebc->addr) { + case 0x00: /* B0CR */ + break; + case 0x01: /* B1CR */ + break; + case 0x02: /* B2CR */ + break; + case 0x03: /* B3CR */ + break; + case 0x04: /* B4CR */ + break; + case 0x05: /* B5CR */ + break; + case 0x06: /* B6CR */ + break; + case 0x07: /* B7CR */ + break; + case 0x10: /* B0AP */ + break; + case 0x11: /* B1AP */ + break; + case 0x12: /* B2AP */ + break; + case 0x13: /* B3AP */ + break; + case 0x14: /* B4AP */ + break; + case 0x15: /* B5AP */ + break; + case 0x16: /* B6AP */ + break; + case 0x17: /* B7AP */ + break; + case 0x20: /* BEAR */ + break; + case 0x21: /* BESR0 */ + break; + case 0x22: /* BESR1 */ + break; + case 0x23: /* CFG */ + break; + default: + break; + } + break; + default: + break; + } +} + +static void ppc405_ebc_reset(DeviceState *dev) +{ + Ppc4xxEbcState *ebc = PPC4xx_EBC(dev); + int i; + + ebc->addr = 0x00000000; + ebc->bap[0] = 0x7F8FFE80; + ebc->bcr[0] = 0xFFE28000; + for (i = 0; i < 8; i++) { + ebc->bap[i] = 0x00000000; + ebc->bcr[i] = 0x00000000; + } + ebc->besr0 = 0x00000000; + ebc->besr1 = 0x00000000; + ebc->cfg = 0x80400000; +} + +static void ppc405_ebc_realize(DeviceState *dev, Error **errp) +{ + Ppc4xxEbcState *ebc = PPC4xx_EBC(dev); + Ppc4xxDcrDeviceState *dcr = PPC4xx_DCR_DEVICE(dev); + + ppc4xx_dcr_register(dcr, EBC0_CFGADDR, ebc, &dcr_read_ebc, &dcr_write_ebc); + ppc4xx_dcr_register(dcr, EBC0_CFGDATA, ebc, &dcr_read_ebc, &dcr_write_ebc); +} + +static void ppc405_ebc_class_init(ObjectClass *oc, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(oc); + + dc->realize = ppc405_ebc_realize; + dc->reset = ppc405_ebc_reset; + /* Reason: only works as function of a ppc4xx SoC */ + dc->user_creatable = false; +} + +/* PPC4xx_DCR_DEVICE */ + +void ppc4xx_dcr_register(Ppc4xxDcrDeviceState *dev, int dcrn, void *opaque, + dcr_read_cb dcr_read, dcr_write_cb dcr_write) +{ + assert(dev->cpu); + ppc_dcr_register(&dev->cpu->env, dcrn, opaque, dcr_read, dcr_write); +} + +bool ppc4xx_dcr_realize(Ppc4xxDcrDeviceState *dev, PowerPCCPU *cpu, + Error **errp) +{ + object_property_set_link(OBJECT(dev), "cpu", OBJECT(cpu), &error_abort); + return sysbus_realize(SYS_BUS_DEVICE(dev), errp); +} + +static Property ppc4xx_dcr_properties[] = { + DEFINE_PROP_LINK("cpu", Ppc4xxDcrDeviceState, cpu, TYPE_POWERPC_CPU, + PowerPCCPU *), + DEFINE_PROP_END_OF_LIST(), +}; + +static void ppc4xx_dcr_class_init(ObjectClass *oc, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(oc); + + device_class_set_props(dc, ppc4xx_dcr_properties); +} + +static const TypeInfo ppc4xx_types[] = { + { + .name = TYPE_PPC4xx_MAL, + .parent = TYPE_PPC4xx_DCR_DEVICE, + .instance_size = sizeof(Ppc4xxMalState), + .instance_finalize = ppc4xx_mal_finalize, + .class_init = ppc4xx_mal_class_init, + }, { + .name = TYPE_PPC4xx_PLB, + .parent = TYPE_PPC4xx_DCR_DEVICE, + .instance_size = sizeof(Ppc4xxPlbState), + .class_init = ppc405_plb_class_init, + }, { + .name = TYPE_PPC4xx_EBC, + .parent = TYPE_PPC4xx_DCR_DEVICE, + .instance_size = sizeof(Ppc4xxEbcState), + .class_init = ppc405_ebc_class_init, + }, { + .name = TYPE_PPC4xx_DCR_DEVICE, + .parent = TYPE_SYS_BUS_DEVICE, + .instance_size = sizeof(Ppc4xxDcrDeviceState), + .class_init = ppc4xx_dcr_class_init, + .abstract = true, + } +}; + +DEFINE_TYPES(ppc4xx_types) diff --git a/hw/ppc/ppc4xx_pci.c b/hw/ppc/ppc4xx_pci.c index 5df97e6d15..8642b96455 100644 --- a/hw/ppc/ppc4xx_pci.c +++ b/hw/ppc/ppc4xx_pci.c @@ -16,8 +16,10 @@ * Authors: Hollis Blanchard <hollisb@us.ibm.com> */ -/* This file implements emulation of the 32-bit PCI controller found in some - * 4xx SoCs, such as the 440EP. */ +/* + * This file implements emulation of the 32-bit PCI controller found in some + * 4xx SoCs, such as the 440EP. + */ #include "qemu/osdep.h" #include "qemu/log.h" @@ -65,8 +67,10 @@ struct PPC4xxPCIState { #define PCIC0_CFGADDR 0x0 #define PCIC0_CFGDATA 0x4 -/* PLB Memory Map (PMM) registers specify which PLB addresses are translated to - * PCI accesses. */ +/* + * PLB Memory Map (PMM) registers specify which PLB addresses are translated to + * PCI accesses. + */ #define PCIL0_PMM0LA 0x0 #define PCIL0_PMM0MA 0x4 #define PCIL0_PMM0PCILA 0x8 @@ -80,8 +84,10 @@ struct PPC4xxPCIState { #define PCIL0_PMM2PCILA 0x28 #define PCIL0_PMM2PCIHA 0x2c -/* PCI Target Map (PTM) registers specify which PCI addresses are translated to - * PLB accesses. */ +/* + * PCI Target Map (PTM) registers specify which PCI addresses are translated to + * PLB accesses. + */ #define PCIL0_PTM1MS 0x30 #define PCIL0_PTM1LA 0x34 #define PCIL0_PTM2MS 0x38 @@ -96,9 +102,10 @@ static void ppc4xx_pci_reg_write4(void *opaque, hwaddr offset, { struct PPC4xxPCIState *pci = opaque; - /* We ignore all target attempts at PCI configuration, effectively - * assuming a bidirectional 1:1 mapping of PLB and PCI space. */ - + /* + * We ignore all target attempts at PCI configuration, effectively + * assuming a bidirectional 1:1 mapping of PLB and PCI space. + */ switch (offset) { case PCIL0_PMM0LA: pci->pmm[0].la = value; @@ -243,8 +250,10 @@ static void ppc4xx_pci_reset(void *opaque) memset(pci->ptm, 0, sizeof(pci->ptm)); } -/* On Bamboo, all pins from each slot are tied to a single board IRQ. This - * may need further refactoring for other boards. */ +/* + * On Bamboo, all pins from each slot are tied to a single board IRQ. + * This may need further refactoring for other boards. + */ static int ppc4xx_pci_map_irq(PCIDevice *pci_dev, int irq_num) { int slot = PCI_SLOT(pci_dev->devfn); diff --git a/hw/ppc/sam460ex.c b/hw/ppc/sam460ex.c index 0357ee077f..850bb3b817 100644 --- a/hw/ppc/sam460ex.c +++ b/hw/ppc/sam460ex.c @@ -25,7 +25,6 @@ #include "elf.h" #include "exec/memory.h" #include "ppc440.h" -#include "ppc405.h" #include "hw/block/flash.h" #include "sysemu/sysemu.h" #include "sysemu/reset.h" @@ -280,7 +279,6 @@ static void sam460ex_init(MachineState *machine) hwaddr ram_sizes[SDRAM_NR_BANKS] = {0}; MemoryRegion *l2cache_ram = g_new(MemoryRegion, 1); DeviceState *uic[4]; - qemu_irq mal_irqs[4]; int i; PCIBus *pci_bus; PowerPCCPU *cpu; @@ -309,11 +307,12 @@ static void sam460ex_init(MachineState *machine) ppc_dcr_init(env, NULL, NULL); /* PLB arbitrer */ - ppc4xx_plb_init(env); + dev = qdev_new(TYPE_PPC4xx_PLB); + ppc4xx_dcr_realize(PPC4xx_DCR_DEVICE(dev), cpu, &error_fatal); + object_unref(OBJECT(dev)); /* interrupt controllers */ for (i = 0; i < ARRAY_SIZE(uic); i++) { - SysBusDevice *sbd; /* * UICs 1, 2 and 3 are cascaded through UIC 0. * input_ints[n] is the interrupt number on UIC 0 which @@ -325,22 +324,20 @@ static void sam460ex_init(MachineState *machine) const int input_ints[] = { -1, 30, 10, 16 }; uic[i] = qdev_new(TYPE_PPC_UIC); - sbd = SYS_BUS_DEVICE(uic[i]); - qdev_prop_set_uint32(uic[i], "dcr-base", 0xc0 + i * 0x10); - object_property_set_link(OBJECT(uic[i]), "cpu", OBJECT(cpu), - &error_fatal); - sysbus_realize_and_unref(sbd, &error_fatal); + ppc4xx_dcr_realize(PPC4xx_DCR_DEVICE(uic[i]), cpu, &error_fatal); + object_unref(OBJECT(uic[i])); + sbdev = SYS_BUS_DEVICE(uic[i]); if (i == 0) { - sysbus_connect_irq(sbd, PPCUIC_OUTPUT_INT, + sysbus_connect_irq(sbdev, PPCUIC_OUTPUT_INT, qdev_get_gpio_in(DEVICE(cpu), PPC40x_INPUT_INT)); - sysbus_connect_irq(sbd, PPCUIC_OUTPUT_CINT, + sysbus_connect_irq(sbdev, PPCUIC_OUTPUT_CINT, qdev_get_gpio_in(DEVICE(cpu), PPC40x_INPUT_CINT)); } else { - sysbus_connect_irq(sbd, PPCUIC_OUTPUT_INT, + sysbus_connect_irq(sbdev, PPCUIC_OUTPUT_INT, qdev_get_gpio_in(uic[0], input_ints[i])); - sysbus_connect_irq(sbd, PPCUIC_OUTPUT_CINT, + sysbus_connect_irq(sbdev, PPCUIC_OUTPUT_CINT, qdev_get_gpio_in(uic[0], input_ints[i] + 1)); } } @@ -371,7 +368,9 @@ static void sam460ex_init(MachineState *machine) qdev_get_gpio_in(uic[0], 3)); /* External bus controller */ - ppc405_ebc_init(env); + dev = qdev_new(TYPE_PPC4xx_EBC); + ppc4xx_dcr_realize(PPC4xx_DCR_DEVICE(dev), cpu, &error_fatal); + object_unref(OBJECT(dev)); /* CPR */ ppc4xx_cpr_init(env); @@ -383,10 +382,15 @@ static void sam460ex_init(MachineState *machine) ppc4xx_sdr_init(env); /* MAL */ - for (i = 0; i < ARRAY_SIZE(mal_irqs); i++) { - mal_irqs[i] = qdev_get_gpio_in(uic[2], 3 + i); + dev = qdev_new(TYPE_PPC4xx_MAL); + qdev_prop_set_uint32(dev, "txc-num", 4); + qdev_prop_set_uint32(dev, "rxc-num", 16); + ppc4xx_dcr_realize(PPC4xx_DCR_DEVICE(dev), cpu, &error_fatal); + object_unref(OBJECT(dev)); + sbdev = SYS_BUS_DEVICE(dev); + for (i = 0; i < ARRAY_SIZE(PPC4xx_MAL(dev)->irqs); i++) { + sysbus_connect_irq(sbdev, i, qdev_get_gpio_in(uic[2], 3 + i)); } - ppc4xx_mal_init(env, 4, 16, mal_irqs); /* DMA */ ppc4xx_dma_init(env, 0x200); diff --git a/hw/ppc/trace-events b/hw/ppc/trace-events index 5c0a215cad..a07d5aca0f 100644 --- a/hw/ppc/trace-events +++ b/hw/ppc/trace-events @@ -95,6 +95,17 @@ vof_write(uint32_t ih, unsigned cb, const char *msg) "ih=0x%x [%u] \"%s\"" vof_avail(uint64_t start, uint64_t end, uint64_t size) "0x%"PRIx64"..0x%"PRIx64" size=0x%"PRIx64 vof_claimed(uint64_t start, uint64_t end, uint64_t size) "0x%"PRIx64"..0x%"PRIx64" size=0x%"PRIx64 +# pnv_sbe.c +pnv_sbe_xscom_ctrl_read(uint64_t addr, uint64_t val) "addr 0x%" PRIx64 " val 0x%" PRIx64 +pnv_sbe_xscom_ctrl_write(uint64_t addr, uint64_t val) "addr 0x%" PRIx64 " val 0x%" PRIx64 +pnv_sbe_xscom_mbox_read(uint64_t addr, uint64_t val) "addr 0x%" PRIx64 " val 0x%" PRIx64 +pnv_sbe_xscom_mbox_write(uint64_t addr, uint64_t val) "addr 0x%" PRIx64 " val 0x%" PRIx64 +pnv_sbe_reg_set_host_doorbell(uint64_t val) "val 0x%" PRIx64 +pnv_sbe_cmd_timer_start(uint64_t ns) "ns 0x%" PRIu64 +pnv_sbe_cmd_timer_stop(void) "" +pnv_sbe_cmd_timer_expired(void) "" +pnv_sbe_msg_recv(uint16_t cmd, uint16_t seq, uint16_t ctrl_flags) "cmd 0x%" PRIx16 " seq %"PRIu16 " ctrl_flags 0x%" PRIx16 + # ppc.c ppc_tb_adjust(uint64_t offs1, uint64_t offs2, int64_t diff, int64_t seconds) "adjusted from 0x%"PRIx64" to 0x%"PRIx64", diff %"PRId64" (%"PRId64"s)" ppc_tb_load(uint64_t tb) "tb 0x%016" PRIx64 @@ -150,11 +161,9 @@ ppc440_pcix_reg_write(uint64_t addr, uint32_t val, uint32_t size) "addr 0x%" PRI # ppc405_boards.c opba_readb(uint64_t addr, uint32_t val) "addr 0x%" PRIx64 " = 0x%" PRIx32 opba_writeb(uint64_t addr, uint64_t val) "addr 0x%" PRIx64 " = 0x%" PRIx64 -opba_init(uint64_t addr) "offet 0x%" PRIx64 ppc405_gpio_read(uint64_t addr, uint32_t size) "addr 0x%" PRIx64 " size %d" ppc405_gpio_write(uint64_t addr, uint32_t size, uint64_t val) "addr 0x%" PRIx64 " size %d = 0x%" PRIx64 -ppc405_gpio_init(uint64_t addr) "offet 0x%" PRIx64 ocm_update_mappings(uint32_t isarc, uint32_t isacntl, uint32_t dsarc, uint32_t dsacntl, uint32_t ocm_isarc, uint32_t ocm_isacntl, uint32_t ocm_dsarc, uint32_t ocm_dsacntl) "OCM update ISA 0x%08" PRIx32 " 0x%08" PRIx32 " (0x%08" PRIx32" 0x%08" PRIx32 ") DSA 0x%08" PRIx32 " 0x%08" PRIx32" (0x%08" PRIx32 " 0x%08" PRIx32 ")" ocm_map(const char* prefix, uint32_t isarc) "OCM map %s 0x%08" PRIx32 @@ -162,7 +171,6 @@ ocm_unmap(const char* prefix, uint32_t isarc) "OCM unmap %s 0x%08" PRIx32 ppc4xx_gpt_read(uint64_t addr, uint32_t size) "addr 0x%" PRIx64 " size %d" ppc4xx_gpt_write(uint64_t addr, uint32_t size, uint64_t val) "addr 0x%" PRIx64 " size %d = 0x%" PRIx64 -ppc4xx_gpt_init(uint64_t addr) "offet 0x%" PRIx64 ppc405ep_clocks_compute(const char *param, uint32_t param2, uint32_t val) "%s 0x%1" PRIx32 " %d" ppc405ep_clocks_setup(const char *trace) "%s" diff --git a/hw/ppc/virtex_ml507.c b/hw/ppc/virtex_ml507.c index 53b126ff48..493ea0c19f 100644 --- a/hw/ppc/virtex_ml507.c +++ b/hw/ppc/virtex_ml507.c @@ -104,12 +104,9 @@ static PowerPCCPU *ppc440_init_xilinx(const char *cpu_type, uint32_t sysclk) /* interrupt controller */ uicdev = qdev_new(TYPE_PPC_UIC); + ppc4xx_dcr_realize(PPC4xx_DCR_DEVICE(uicdev), cpu, &error_fatal); + object_unref(OBJECT(uicdev)); uicsbd = SYS_BUS_DEVICE(uicdev); - - object_property_set_link(OBJECT(uicdev), "cpu", OBJECT(cpu), - &error_fatal); - sysbus_realize_and_unref(uicsbd, &error_fatal); - sysbus_connect_irq(uicsbd, PPCUIC_OUTPUT_INT, qdev_get_gpio_in(DEVICE(cpu), PPC40x_INPUT_INT)); sysbus_connect_irq(uicsbd, PPCUIC_OUTPUT_CINT, diff --git a/hw/virtio/vhost-iova-tree.c b/hw/virtio/vhost-iova-tree.c index 67bf6d57ab..3d03395a77 100644 --- a/hw/virtio/vhost-iova-tree.c +++ b/hw/virtio/vhost-iova-tree.c @@ -104,7 +104,7 @@ int vhost_iova_tree_map_alloc(VhostIOVATree *tree, DMAMap *map) * @iova_tree: The vhost iova tree * @map: The map to remove */ -void vhost_iova_tree_remove(VhostIOVATree *iova_tree, const DMAMap *map) +void vhost_iova_tree_remove(VhostIOVATree *iova_tree, DMAMap map) { iova_tree_remove(iova_tree->iova_taddr_map, map); } diff --git a/hw/virtio/vhost-iova-tree.h b/hw/virtio/vhost-iova-tree.h index 6a4f24e0f9..4adfd79ff0 100644 --- a/hw/virtio/vhost-iova-tree.h +++ b/hw/virtio/vhost-iova-tree.h @@ -22,6 +22,6 @@ G_DEFINE_AUTOPTR_CLEANUP_FUNC(VhostIOVATree, vhost_iova_tree_delete); const DMAMap *vhost_iova_tree_find_iova(const VhostIOVATree *iova_tree, const DMAMap *map); int vhost_iova_tree_map_alloc(VhostIOVATree *iova_tree, DMAMap *map); -void vhost_iova_tree_remove(VhostIOVATree *iova_tree, const DMAMap *map); +void vhost_iova_tree_remove(VhostIOVATree *iova_tree, DMAMap map); #endif diff --git a/hw/virtio/vhost-shadow-virtqueue.c b/hw/virtio/vhost-shadow-virtqueue.c index e4956728dd..e8e5bbc368 100644 --- a/hw/virtio/vhost-shadow-virtqueue.c +++ b/hw/virtio/vhost-shadow-virtqueue.c @@ -233,9 +233,6 @@ static void vhost_svq_kick(VhostShadowVirtqueue *svq) /** * Add an element to a SVQ. * - * The caller must check that there is enough slots for the new element. It - * takes ownership of the element: In case of failure not ENOSPC, it is free. - * * Return -EINVAL if element is invalid, -ENOSPC if dev queue is full */ int vhost_svq_add(VhostShadowVirtqueue *svq, const struct iovec *out_sg, @@ -252,7 +249,6 @@ int vhost_svq_add(VhostShadowVirtqueue *svq, const struct iovec *out_sg, ok = vhost_svq_add_split(svq, out_sg, out_num, in_sg, in_num, &qemu_head); if (unlikely(!ok)) { - g_free(elem); return -EINVAL; } @@ -293,7 +289,7 @@ static void vhost_handle_guest_kick(VhostShadowVirtqueue *svq) virtio_queue_set_notification(svq->vq, false); while (true) { - VirtQueueElement *elem; + g_autofree VirtQueueElement *elem; int r; if (svq->next_guest_avail_elem) { @@ -324,12 +320,14 @@ static void vhost_handle_guest_kick(VhostShadowVirtqueue *svq) * queue the current guest descriptor and ignore kicks * until some elements are used. */ - svq->next_guest_avail_elem = elem; + svq->next_guest_avail_elem = g_steal_pointer(&elem); } /* VQ is full or broken, just return and ignore kicks */ return; } + /* elem belongs to SVQ or external caller now */ + elem = NULL; } virtio_queue_set_notification(svq->vq, true); @@ -416,7 +414,7 @@ static VirtQueueElement *vhost_svq_get_buf(VhostShadowVirtqueue *svq, return NULL; } - if (unlikely(!svq->desc_state[used_elem.id].elem)) { + if (unlikely(!svq->desc_state[used_elem.id].ndescs)) { qemu_log_mask(LOG_GUEST_ERROR, "Device %s says index %u is used, but it was not available", svq->vdev->name, used_elem.id); @@ -424,6 +422,7 @@ static VirtQueueElement *vhost_svq_get_buf(VhostShadowVirtqueue *svq, } num = svq->desc_state[used_elem.id].ndescs; + svq->desc_state[used_elem.id].ndescs = 0; last_used_chain = vhost_svq_last_desc_of_chain(svq, num, used_elem.id); svq->desc_next[last_used_chain] = svq->free_head; svq->free_head = used_elem.id; @@ -500,20 +499,20 @@ static void vhost_svq_flush(VhostShadowVirtqueue *svq, size_t vhost_svq_poll(VhostShadowVirtqueue *svq) { int64_t start_us = g_get_monotonic_time(); + uint32_t len; + do { - uint32_t len; - VirtQueueElement *elem = vhost_svq_get_buf(svq, &len); - if (elem) { - return len; + if (vhost_svq_more_used(svq)) { + break; } if (unlikely(g_get_monotonic_time() - start_us > 10e6)) { return 0; } - - /* Make sure we read new used_idx */ - smp_rmb(); } while (true); + + vhost_svq_get_buf(svq, &len); + return len; } /** @@ -602,13 +601,13 @@ void vhost_svq_set_svq_kick_fd(VhostShadowVirtqueue *svq, int svq_kick_fd) event_notifier_set_handler(svq_kick, NULL); } + event_notifier_init_fd(svq_kick, svq_kick_fd); /* * event_notifier_set_handler already checks for guest's notifications if * they arrive at the new file descriptor in the switch, so there is no * need to explicitly check for them. */ if (poll_start) { - event_notifier_init_fd(svq_kick, svq_kick_fd); event_notifier_set(svq_kick); event_notifier_set_handler(svq_kick, vhost_handle_guest_kick_notifier); } @@ -655,7 +654,7 @@ void vhost_svq_start(VhostShadowVirtqueue *svq, VirtIODevice *vdev, */ void vhost_svq_stop(VhostShadowVirtqueue *svq) { - event_notifier_set_handler(&svq->svq_kick, NULL); + vhost_svq_set_svq_kick_fd(svq, VHOST_FILE_UNBIND); g_autofree VirtQueueElement *next_avail_elem = NULL; if (!svq->vq) { diff --git a/hw/virtio/vhost-vdpa.c b/hw/virtio/vhost-vdpa.c index 3ff9ce3501..7468e44b87 100644 --- a/hw/virtio/vhost-vdpa.c +++ b/hw/virtio/vhost-vdpa.c @@ -176,6 +176,7 @@ static void vhost_vdpa_listener_commit(MemoryListener *listener) static void vhost_vdpa_listener_region_add(MemoryListener *listener, MemoryRegionSection *section) { + DMAMap mem_region = {}; struct vhost_vdpa *v = container_of(listener, struct vhost_vdpa, listener); hwaddr iova; Int128 llend, llsize; @@ -212,13 +213,13 @@ static void vhost_vdpa_listener_region_add(MemoryListener *listener, llsize = int128_sub(llend, int128_make64(iova)); if (v->shadow_vqs_enabled) { - DMAMap mem_region = { - .translated_addr = (hwaddr)(uintptr_t)vaddr, - .size = int128_get64(llsize) - 1, - .perm = IOMMU_ACCESS_FLAG(true, section->readonly), - }; + int r; - int r = vhost_iova_tree_map_alloc(v->iova_tree, &mem_region); + mem_region.translated_addr = (hwaddr)(uintptr_t)vaddr, + mem_region.size = int128_get64(llsize) - 1, + mem_region.perm = IOMMU_ACCESS_FLAG(true, section->readonly), + + r = vhost_iova_tree_map_alloc(v->iova_tree, &mem_region); if (unlikely(r != IOVA_OK)) { error_report("Can't allocate a mapping (%d)", r); goto fail; @@ -232,11 +233,16 @@ static void vhost_vdpa_listener_region_add(MemoryListener *listener, vaddr, section->readonly); if (ret) { error_report("vhost vdpa map fail!"); - goto fail; + goto fail_map; } return; +fail_map: + if (v->shadow_vqs_enabled) { + vhost_iova_tree_remove(v->iova_tree, mem_region); + } + fail: /* * On the initfn path, store the first error in the container so we @@ -289,8 +295,12 @@ static void vhost_vdpa_listener_region_del(MemoryListener *listener, }; result = vhost_iova_tree_find_iova(v->iova_tree, &mem_region); + if (!result) { + /* The memory listener map wasn't mapped */ + return; + } iova = result->iova; - vhost_iova_tree_remove(v->iova_tree, result); + vhost_iova_tree_remove(v->iova_tree, *result); } vhost_vdpa_iotlb_batch_begin_once(v); ret = vhost_vdpa_dma_unmap(v, iova, int128_get64(llsize)); @@ -874,41 +884,41 @@ static int vhost_vdpa_svq_set_fds(struct vhost_dev *dev, /** * Unmap a SVQ area in the device */ -static bool vhost_vdpa_svq_unmap_ring(struct vhost_vdpa *v, - const DMAMap *needle) +static void vhost_vdpa_svq_unmap_ring(struct vhost_vdpa *v, hwaddr addr) { - const DMAMap *result = vhost_iova_tree_find_iova(v->iova_tree, needle); + const DMAMap needle = { + .translated_addr = addr, + }; + const DMAMap *result = vhost_iova_tree_find_iova(v->iova_tree, &needle); hwaddr size; int r; if (unlikely(!result)) { error_report("Unable to find SVQ address to unmap"); - return false; + return; } size = ROUND_UP(result->size, qemu_real_host_page_size()); r = vhost_vdpa_dma_unmap(v, result->iova, size); - return r == 0; + if (unlikely(r < 0)) { + error_report("Unable to unmap SVQ vring: %s (%d)", g_strerror(-r), -r); + return; + } + + vhost_iova_tree_remove(v->iova_tree, *result); } -static bool vhost_vdpa_svq_unmap_rings(struct vhost_dev *dev, +static void vhost_vdpa_svq_unmap_rings(struct vhost_dev *dev, const VhostShadowVirtqueue *svq) { - DMAMap needle = {}; struct vhost_vdpa *v = dev->opaque; struct vhost_vring_addr svq_addr; - bool ok; vhost_svq_get_vring_addr(svq, &svq_addr); - needle.translated_addr = svq_addr.desc_user_addr; - ok = vhost_vdpa_svq_unmap_ring(v, &needle); - if (unlikely(!ok)) { - return false; - } + vhost_vdpa_svq_unmap_ring(v, svq_addr.desc_user_addr); - needle.translated_addr = svq_addr.used_user_addr; - return vhost_vdpa_svq_unmap_ring(v, &needle); + vhost_vdpa_svq_unmap_ring(v, svq_addr.used_user_addr); } /** @@ -934,7 +944,7 @@ static bool vhost_vdpa_svq_map_ring(struct vhost_vdpa *v, DMAMap *needle, needle->perm == IOMMU_RO); if (unlikely(r != 0)) { error_setg_errno(errp, -r, "Cannot map region to device"); - vhost_iova_tree_remove(v->iova_tree, needle); + vhost_iova_tree_remove(v->iova_tree, *needle); } return r == 0; @@ -986,7 +996,7 @@ static bool vhost_vdpa_svq_map_rings(struct vhost_dev *dev, ok = vhost_vdpa_svq_map_ring(v, &device_region, errp); if (unlikely(!ok)) { error_prepend(errp, "Cannot create vq device region: "); - vhost_vdpa_svq_unmap_ring(v, &driver_region); + vhost_vdpa_svq_unmap_ring(v, driver_region.translated_addr); } addr->used_user_addr = device_region.iova; @@ -1023,13 +1033,6 @@ static bool vhost_vdpa_svqs_start(struct vhost_dev *dev) return true; } - if (v->migration_blocker) { - int r = migrate_add_blocker(v->migration_blocker, &err); - if (unlikely(r < 0)) { - return false; - } - } - for (i = 0; i < v->shadow_vqs->len; ++i) { VirtQueue *vq = virtio_get_queue(dev->vdev, dev->vq_index + i); VhostShadowVirtqueue *svq = g_ptr_array_index(v->shadow_vqs, i); @@ -1072,33 +1075,21 @@ err: vhost_svq_stop(svq); } - if (v->migration_blocker) { - migrate_del_blocker(v->migration_blocker); - } - return false; } -static bool vhost_vdpa_svqs_stop(struct vhost_dev *dev) +static void vhost_vdpa_svqs_stop(struct vhost_dev *dev) { struct vhost_vdpa *v = dev->opaque; if (!v->shadow_vqs) { - return true; + return; } for (unsigned i = 0; i < v->shadow_vqs->len; ++i) { VhostShadowVirtqueue *svq = g_ptr_array_index(v->shadow_vqs, i); - bool ok = vhost_vdpa_svq_unmap_rings(dev, svq); - if (unlikely(!ok)) { - return false; - } - } - - if (v->migration_blocker) { - migrate_del_blocker(v->migration_blocker); + vhost_vdpa_svq_unmap_rings(dev, svq); } - return true; } static int vhost_vdpa_dev_start(struct vhost_dev *dev, bool started) @@ -1115,10 +1106,7 @@ static int vhost_vdpa_dev_start(struct vhost_dev *dev, bool started) } vhost_vdpa_set_vring_ready(dev); } else { - ok = vhost_vdpa_svqs_stop(dev); - if (unlikely(!ok)) { - return -1; - } + vhost_vdpa_svqs_stop(dev); vhost_vdpa_host_notifiers_uninit(dev, dev->nvqs); } diff --git a/include/fpu/softfloat-types.h b/include/fpu/softfloat-types.h index 7a6ea881d8..0884ec4ef7 100644 --- a/include/fpu/softfloat-types.h +++ b/include/fpu/softfloat-types.h @@ -195,6 +195,10 @@ typedef struct float_status { bool snan_bit_is_one; bool use_first_nan; bool no_signaling_nans; + /* should overflowed results subtract re_bias to its exponent? */ + bool rebias_overflow; + /* should underflowed results add re_bias to its exponent? */ + bool rebias_underflow; } float_status; #endif /* SOFTFLOAT_TYPES_H */ diff --git a/include/hw/intc/ppc-uic.h b/include/hw/intc/ppc-uic.h index 22dd5e5ac2..4d82e9a3c6 100644 --- a/include/hw/intc/ppc-uic.h +++ b/include/hw/intc/ppc-uic.h @@ -25,8 +25,7 @@ #ifndef HW_INTC_PPC_UIC_H #define HW_INTC_PPC_UIC_H -#include "hw/sysbus.h" -#include "qom/object.h" +#include "hw/ppc/ppc4xx.h" #define TYPE_PPC_UIC "ppc-uic" OBJECT_DECLARE_SIMPLE_TYPE(PPCUIC, PPC_UIC) @@ -56,14 +55,13 @@ enum { struct PPCUIC { /*< private >*/ - SysBusDevice parent_obj; + Ppc4xxDcrDeviceState parent_obj; /*< public >*/ qemu_irq output_int; qemu_irq output_cint; /* properties */ - CPUState *cpu; uint32_t dcr_base; bool use_vectors; diff --git a/include/hw/pci-host/pnv_phb3.h b/include/hw/pci-host/pnv_phb3.h index af6ec83cf6..4854f6d2f6 100644 --- a/include/hw/pci-host/pnv_phb3.h +++ b/include/hw/pci-host/pnv_phb3.h @@ -14,6 +14,7 @@ #include "hw/pci/pcie_port.h" #include "hw/ppc/xics.h" #include "qom/object.h" +#include "hw/pci-host/pnv_phb.h" typedef struct PnvPHB3 PnvPHB3; typedef struct PnvChip PnvChip; @@ -103,15 +104,16 @@ struct PnvPBCQState { }; /* - * PHB3 PCIe Root port + * PHB3 PCIe Root Bus */ #define TYPE_PNV_PHB3_ROOT_BUS "pnv-phb3-root" +struct PnvPHB3RootBus { + PCIBus parent; -#define TYPE_PNV_PHB3_ROOT_PORT "pnv-phb3-root-port" - -typedef struct PnvPHB3RootPort { - PCIESlot parent_obj; -} PnvPHB3RootPort; + uint32_t chip_id; + uint32_t phb_id; +}; +OBJECT_DECLARE_SIMPLE_TYPE(PnvPHB3RootBus, PNV_PHB3_ROOT_BUS) /* * PHB3 PCIe Host Bridge for PowerNV machines (POWER8) @@ -127,7 +129,9 @@ OBJECT_DECLARE_SIMPLE_TYPE(PnvPHB3, PNV_PHB3) #define PCI_MMIO_TOTAL_SIZE (0x1ull << 60) struct PnvPHB3 { - PCIExpressHost parent_obj; + DeviceState parent; + + PnvPHB *phb_base; uint32_t chip_id; uint32_t phb_id; @@ -164,5 +168,6 @@ uint64_t pnv_phb3_reg_read(void *opaque, hwaddr off, unsigned size); void pnv_phb3_reg_write(void *opaque, hwaddr off, uint64_t val, unsigned size); void pnv_phb3_update_regions(PnvPHB3 *phb); void pnv_phb3_remap_irqs(PnvPHB3 *phb); +void pnv_phb3_bus_init(DeviceState *dev, PnvPHB3 *phb); #endif /* PCI_HOST_PNV_PHB3_H */ diff --git a/include/hw/pci-host/pnv_phb4.h b/include/hw/pci-host/pnv_phb4.h index 19dcbd6f87..50d4faa001 100644 --- a/include/hw/pci-host/pnv_phb4.h +++ b/include/hw/pci-host/pnv_phb4.h @@ -18,6 +18,7 @@ typedef struct PnvPhb4PecState PnvPhb4PecState; typedef struct PnvPhb4PecStack PnvPhb4PecStack; typedef struct PnvPHB4 PnvPHB4; +typedef struct PnvPHB PnvPHB; typedef struct PnvChip PnvChip; /* @@ -45,15 +46,16 @@ typedef struct PnvPhb4DMASpace { } PnvPhb4DMASpace; /* - * PHB4 PCIe Root port + * PHB4 PCIe Root Bus */ #define TYPE_PNV_PHB4_ROOT_BUS "pnv-phb4-root" -#define TYPE_PNV_PHB4_ROOT_PORT "pnv-phb4-root-port" -#define TYPE_PNV_PHB5_ROOT_PORT "pnv-phb5-root-port" +struct PnvPHB4RootBus { + PCIBus parent; -typedef struct PnvPHB4RootPort { - PCIESlot parent_obj; -} PnvPHB4RootPort; + uint32_t chip_id; + uint32_t phb_id; +}; +OBJECT_DECLARE_SIMPLE_TYPE(PnvPHB4RootBus, PNV_PHB4_ROOT_BUS) /* * PHB4 PCIe Host Bridge for PowerNV machines (POWER9) @@ -78,13 +80,13 @@ OBJECT_DECLARE_SIMPLE_TYPE(PnvPHB4, PNV_PHB4) #define PCI_MMIO_TOTAL_SIZE (0x1ull << 60) struct PnvPHB4 { - PCIExpressHost parent_obj; + DeviceState parent; + + PnvPHB *phb_base; uint32_t chip_id; uint32_t phb_id; - uint64_t version; - /* The owner PEC */ PnvPhb4PecState *pec; @@ -157,6 +159,7 @@ struct PnvPHB4 { void pnv_phb4_pic_print_info(PnvPHB4 *phb, Monitor *mon); int pnv_phb4_pec_get_phb_id(PnvPhb4PecState *pec, int stack_index); +void pnv_phb4_bus_init(DeviceState *dev, PnvPHB4 *phb); extern const MemoryRegionOps pnv_phb4_xscom_ops; /* @@ -205,7 +208,6 @@ struct PnvPhb4PecClass { uint64_t version; const char *phb_type; const uint32_t *num_phbs; - const char *rp_model; }; /* diff --git a/include/hw/ppc/pnv.h b/include/hw/ppc/pnv.h index b991194223..9ef7e2d0dc 100644 --- a/include/hw/ppc/pnv.h +++ b/include/hw/ppc/pnv.h @@ -27,11 +27,13 @@ #include "hw/ppc/pnv_pnor.h" #include "hw/ppc/pnv_psi.h" #include "hw/ppc/pnv_occ.h" +#include "hw/ppc/pnv_sbe.h" #include "hw/ppc/pnv_homer.h" #include "hw/ppc/pnv_xive.h" #include "hw/ppc/pnv_core.h" #include "hw/pci-host/pnv_phb3.h" #include "hw/pci-host/pnv_phb4.h" +#include "hw/pci-host/pnv_phb.h" #include "qom/object.h" #define TYPE_PNV_CHIP "pnv-chip" @@ -80,7 +82,11 @@ struct Pnv8Chip { PnvHomer homer; #define PNV8_CHIP_PHB3_MAX 4 - PnvPHB3 phbs[PNV8_CHIP_PHB3_MAX]; + /* + * The array is used to allow quick access to the phbs by + * pnv_ics_get_child() and pnv_ics_resend_child(). + */ + PnvPHB *phbs[PNV8_CHIP_PHB3_MAX]; uint32_t num_phbs; XICSFabric *xics; @@ -100,6 +106,7 @@ struct Pnv9Chip { Pnv9Psi psi; PnvLpcController lpc; PnvOCC occ; + PnvSBE sbe; PnvHomer homer; uint32_t nr_quads; @@ -129,6 +136,7 @@ struct Pnv10Chip { Pnv9Psi psi; PnvLpcController lpc; PnvOCC occ; + PnvSBE sbe; PnvHomer homer; uint32_t nr_quads; @@ -189,8 +197,6 @@ DECLARE_INSTANCE_CHECKER(PnvChip, PNV_CHIP_POWER10, TYPE_PNV_CHIP_POWER10) PowerPCCPU *pnv_chip_find_cpu(PnvChip *chip, uint32_t pir); -void pnv_phb_attach_root_port(PCIHostState *pci, const char *name, - int index, int chip_id); #define TYPE_PNV_MACHINE MACHINE_TYPE_NAME("powernv") typedef struct PnvMachineClass PnvMachineClass; @@ -232,6 +238,7 @@ struct PnvMachineState { }; PnvChip *pnv_get_chip(PnvMachineState *pnv, uint32_t chip_id); +Object *pnv_chip_add_phb(PnvChip *chip, PnvPHB *phb, Error **errp); #define PNV_FDT_ADDR 0x01000000 #define PNV_TIMEBASE_FREQ 512000000ULL diff --git a/include/hw/ppc/pnv_sbe.h b/include/hw/ppc/pnv_sbe.h new file mode 100644 index 0000000000..f54a3ae9ba --- /dev/null +++ b/include/hw/ppc/pnv_sbe.h @@ -0,0 +1,55 @@ +/* + * QEMU PowerPC PowerNV Emulation of some SBE behaviour + * + * Copyright (c) 2022, IBM Corporation. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef PPC_PNV_SBE_H +#define PPC_PNV_SBE_H + +#include "qom/object.h" + +#define TYPE_PNV_SBE "pnv-sbe" +OBJECT_DECLARE_TYPE(PnvSBE, PnvSBEClass, PNV_SBE) +#define TYPE_PNV9_SBE TYPE_PNV_SBE "-POWER9" +DECLARE_INSTANCE_CHECKER(PnvSBE, PNV9_SBE, TYPE_PNV9_SBE) +#define TYPE_PNV10_SBE TYPE_PNV_SBE "-POWER10" +DECLARE_INSTANCE_CHECKER(PnvSBE, PNV10_SBE, TYPE_PNV10_SBE) + +struct PnvSBE { + DeviceState xd; + + uint64_t mbox[8]; + uint64_t sbe_doorbell; + uint64_t host_doorbell; + + qemu_irq psi_irq; + QEMUTimer *timer; + + MemoryRegion xscom_mbox_regs; + MemoryRegion xscom_ctrl_regs; +}; + +struct PnvSBEClass { + DeviceClass parent_class; + + int xscom_ctrl_size; + int xscom_mbox_size; + const MemoryRegionOps *xscom_ctrl_ops; + const MemoryRegionOps *xscom_mbox_ops; +}; + +#endif /* PPC_PNV_SBE_H */ diff --git a/include/hw/ppc/pnv_xscom.h b/include/hw/ppc/pnv_xscom.h index 7c7440de0c..c6e9ef8dd2 100644 --- a/include/hw/ppc/pnv_xscom.h +++ b/include/hw/ppc/pnv_xscom.h @@ -92,6 +92,12 @@ struct PnvXScomInterfaceClass { #define PNV9_XSCOM_OCC_BASE PNV_XSCOM_OCC_BASE #define PNV9_XSCOM_OCC_SIZE 0x8000 +#define PNV9_XSCOM_SBE_CTRL_BASE 0x00050008 +#define PNV9_XSCOM_SBE_CTRL_SIZE 0x1 + +#define PNV9_XSCOM_SBE_MBOX_BASE 0x000D0050 +#define PNV9_XSCOM_SBE_MBOX_SIZE 0x16 + #define PNV9_XSCOM_PBA_BASE 0x5012b00 #define PNV9_XSCOM_PBA_SIZE 0x40 @@ -134,6 +140,12 @@ struct PnvXScomInterfaceClass { #define PNV10_XSCOM_OCC_BASE PNV9_XSCOM_OCC_BASE #define PNV10_XSCOM_OCC_SIZE PNV9_XSCOM_OCC_SIZE +#define PNV10_XSCOM_SBE_CTRL_BASE PNV9_XSCOM_SBE_CTRL_BASE +#define PNV10_XSCOM_SBE_CTRL_SIZE PNV9_XSCOM_SBE_CTRL_SIZE + +#define PNV10_XSCOM_SBE_MBOX_BASE PNV9_XSCOM_SBE_MBOX_BASE +#define PNV10_XSCOM_SBE_MBOX_SIZE PNV9_XSCOM_SBE_MBOX_SIZE + #define PNV10_XSCOM_PBA_BASE 0x01010CDA #define PNV10_XSCOM_PBA_SIZE 0x40 diff --git a/include/hw/ppc/ppc4xx.h b/include/hw/ppc/ppc4xx.h index 980f964b5a..a1781afa8e 100644 --- a/include/hw/ppc/ppc4xx.h +++ b/include/hw/ppc/ppc4xx.h @@ -27,11 +27,7 @@ #include "hw/ppc/ppc.h" #include "exec/memory.h" - -/* PowerPC 4xx core initialization */ -PowerPCCPU *ppc4xx_init(const char *cpu_model, - clk_setup_t *cpu_clk, clk_setup_t *tb_clk, - uint32_t sysclk); +#include "hw/sysbus.h" void ppc4xx_sdram_banks(MemoryRegion *ram, int nr_banks, MemoryRegion ram_memories[], @@ -44,9 +40,73 @@ void ppc4xx_sdram_init (CPUPPCState *env, qemu_irq irq, int nbanks, hwaddr *ram_sizes, int do_init); -void ppc4xx_mal_init(CPUPPCState *env, uint8_t txcnum, uint8_t rxcnum, - qemu_irq irqs[4]); - #define TYPE_PPC4xx_PCI_HOST_BRIDGE "ppc4xx-pcihost" +/* + * Generic DCR device + */ +#define TYPE_PPC4xx_DCR_DEVICE "ppc4xx-dcr-device" +OBJECT_DECLARE_SIMPLE_TYPE(Ppc4xxDcrDeviceState, PPC4xx_DCR_DEVICE); +struct Ppc4xxDcrDeviceState { + SysBusDevice parent_obj; + + PowerPCCPU *cpu; +}; + +void ppc4xx_dcr_register(Ppc4xxDcrDeviceState *dev, int dcrn, void *opaque, + dcr_read_cb dcr_read, dcr_write_cb dcr_write); +bool ppc4xx_dcr_realize(Ppc4xxDcrDeviceState *dev, PowerPCCPU *cpu, + Error **errp); + +/* Memory Access Layer (MAL) */ +#define TYPE_PPC4xx_MAL "ppc4xx-mal" +OBJECT_DECLARE_SIMPLE_TYPE(Ppc4xxMalState, PPC4xx_MAL); +struct Ppc4xxMalState { + Ppc4xxDcrDeviceState parent_obj; + + qemu_irq irqs[4]; + uint32_t cfg; + uint32_t esr; + uint32_t ier; + uint32_t txcasr; + uint32_t txcarr; + uint32_t txeobisr; + uint32_t txdeir; + uint32_t rxcasr; + uint32_t rxcarr; + uint32_t rxeobisr; + uint32_t rxdeir; + uint32_t *txctpr; + uint32_t *rxctpr; + uint32_t *rcbs; + uint8_t txcnum; + uint8_t rxcnum; +}; + +/* Peripheral local bus arbitrer */ +#define TYPE_PPC4xx_PLB "ppc4xx-plb" +OBJECT_DECLARE_SIMPLE_TYPE(Ppc4xxPlbState, PPC4xx_PLB); +struct Ppc4xxPlbState { + Ppc4xxDcrDeviceState parent_obj; + + uint32_t acr; + uint32_t bear; + uint32_t besr; +}; + +/* Peripheral controller */ +#define TYPE_PPC4xx_EBC "ppc4xx-ebc" +OBJECT_DECLARE_SIMPLE_TYPE(Ppc4xxEbcState, PPC4xx_EBC); +struct Ppc4xxEbcState { + Ppc4xxDcrDeviceState parent_obj; + + uint32_t addr; + uint32_t bcr[8]; + uint32_t bap[8]; + uint32_t bear; + uint32_t besr0; + uint32_t besr1; + uint32_t cfg; +}; + #endif /* PPC4XX_H */ diff --git a/include/hw/virtio/vhost-vdpa.h b/include/hw/virtio/vhost-vdpa.h index d10a89303e..1111d85643 100644 --- a/include/hw/virtio/vhost-vdpa.h +++ b/include/hw/virtio/vhost-vdpa.h @@ -35,7 +35,6 @@ typedef struct vhost_vdpa { bool shadow_vqs_enabled; /* IOVA mapping used by the Shadow Virtqueue */ VhostIOVATree *iova_tree; - Error *migration_blocker; GPtrArray *shadow_vqs; const VhostShadowVirtqueueOps *shadow_vq_ops; void *shadow_vq_ops_opaque; diff --git a/include/net/net.h b/include/net/net.h index 523136c7ac..81d0b21def 100644 --- a/include/net/net.h +++ b/include/net/net.h @@ -44,6 +44,9 @@ typedef struct NICConf { typedef void (NetPoll)(NetClientState *, bool enable); typedef bool (NetCanReceive)(NetClientState *); +typedef int (NetStart)(NetClientState *); +typedef int (NetLoad)(NetClientState *); +typedef void (NetStop)(NetClientState *); typedef ssize_t (NetReceive)(NetClientState *, const uint8_t *, size_t); typedef ssize_t (NetReceiveIOV)(NetClientState *, const struct iovec *, int); typedef void (NetCleanup) (NetClientState *); @@ -71,6 +74,9 @@ typedef struct NetClientInfo { NetReceive *receive_raw; NetReceiveIOV *receive_iov; NetCanReceive *can_receive; + NetStart *start; + NetLoad *load; + NetStop *stop; NetCleanup *cleanup; LinkStatusChanged *link_status_changed; QueryRxFilter *query_rx_filter; diff --git a/include/qemu/iova-tree.h b/include/qemu/iova-tree.h index 16bbfdf5f8..8528e5c98f 100644 --- a/include/qemu/iova-tree.h +++ b/include/qemu/iova-tree.h @@ -73,7 +73,7 @@ int iova_tree_insert(IOVATree *tree, const DMAMap *map); * all the mappings that are included in the provided range will be * removed from the tree. Here map->translated_addr is meaningless. */ -void iova_tree_remove(IOVATree *tree, const DMAMap *map); +void iova_tree_remove(IOVATree *tree, DMAMap map); /** * iova_tree_find: diff --git a/include/sysemu/os-win32.h b/include/sysemu/os-win32.h index edc3b38a57..5b38c7bd04 100644 --- a/include/sysemu/os-win32.h +++ b/include/sysemu/os-win32.h @@ -30,6 +30,23 @@ #include <windows.h> #include <ws2tcpip.h> +#ifdef HAVE_AFUNIX_H +#include <afunix.h> +#else +/* + * Fallback definitions of things we need in afunix.h, if not available from + * the used Windows SDK or MinGW headers. + */ +#define UNIX_PATH_MAX 108 + +typedef struct sockaddr_un { + ADDRESS_FAMILY sun_family; + char sun_path[UNIX_PATH_MAX]; +} SOCKADDR_UN, *PSOCKADDR_UN; + +#define SIO_AF_UNIX_GETPEERPID _WSAIOR(IOC_VENDOR, 256) +#endif + #ifdef __cplusplus extern "C" { #endif diff --git a/meson.build b/meson.build index ca1ba46928..c2adb7caf4 100644 --- a/meson.build +++ b/meson.build @@ -1890,6 +1890,9 @@ config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h')) config_host_data.set('HAVE_SYS_DISK_H', cc.has_header('sys/disk.h')) config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h')) config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h')) +if targetos == 'windows' + config_host_data.set('HAVE_AFUNIX_H', cc.has_header('afunix.h')) +endif # has_function config_host_data.set('CONFIG_ACCEPT4', cc.has_function('accept4')) diff --git a/net/colo.c b/net/colo.c index 6b0ff562ad..fb2c36a026 100644 --- a/net/colo.c +++ b/net/colo.c @@ -44,21 +44,28 @@ int parse_packet_early(Packet *pkt) { int network_length; static const uint8_t vlan[] = {0x81, 0x00}; - uint8_t *data = pkt->data + pkt->vnet_hdr_len; + uint8_t *data = pkt->data; uint16_t l3_proto; ssize_t l2hdr_len; - if (data == NULL) { - trace_colo_proxy_main_vnet_info("This packet is not parsed correctly, " - "pkt->vnet_hdr_len", pkt->vnet_hdr_len); + assert(data); + + /* Check the received vnet_hdr_len then add the offset */ + if ((pkt->vnet_hdr_len > sizeof(struct virtio_net_hdr_v1_hash)) || + (pkt->size < sizeof(struct eth_header) + sizeof(struct vlan_header) + + pkt->vnet_hdr_len)) { + /* + * The received remote packet maybe misconfiguration here, + * Please enable/disable filter module's the vnet_hdr flag at + * the same time. + */ + trace_colo_proxy_main_vnet_info("This received packet load wrong ", + pkt->vnet_hdr_len, pkt->size); return 1; } - l2hdr_len = eth_get_l2_hdr_length(data); + data += pkt->vnet_hdr_len; - if (pkt->size < ETH_HLEN + pkt->vnet_hdr_len) { - trace_colo_proxy_main("pkt->size < ETH_HLEN"); - return 1; - } + l2hdr_len = eth_get_l2_hdr_length(data); /* * TODO: support vlan. diff --git a/net/colo.h b/net/colo.h index 8b3e8d5a83..22fc3031f7 100644 --- a/net/colo.h +++ b/net/colo.h @@ -18,6 +18,7 @@ #include "qemu/jhash.h" #include "qemu/timer.h" #include "net/eth.h" +#include "standard-headers/linux/virtio_net.h" #define HASHTABLE_MAX_SIZE 16384 diff --git a/net/trace-events b/net/trace-events index 6af927b4b9..823a071bdc 100644 --- a/net/trace-events +++ b/net/trace-events @@ -9,7 +9,7 @@ vhost_user_event(const char *chr, int event) "chr: %s got event: %d" # colo.c colo_proxy_main(const char *chr) ": %s" -colo_proxy_main_vnet_info(const char *sta, int size) ": %s = %d" +colo_proxy_main_vnet_info(const char *sta, uint32_t vnet_hdr, int size) ": %s pkt->vnet_hdr_len = %u, pkt->size = %d" # colo-compare.c colo_compare_main(const char *chr) ": %s" diff --git a/net/vhost-vdpa.c b/net/vhost-vdpa.c index 303447a68e..6ce68fcd3f 100644 --- a/net/vhost-vdpa.c +++ b/net/vhost-vdpa.c @@ -244,7 +244,7 @@ static void vhost_vdpa_cvq_unmap_buf(struct vhost_vdpa *v, void *addr) error_report("Device cannot unmap: %s(%d)", g_strerror(r), r); } - vhost_iova_tree_remove(tree, map); + vhost_iova_tree_remove(tree, *map); } static size_t vhost_vdpa_net_cvq_cmd_len(void) @@ -263,29 +263,20 @@ static size_t vhost_vdpa_net_cvq_cmd_page_len(void) return ROUND_UP(vhost_vdpa_net_cvq_cmd_len(), qemu_real_host_page_size()); } -/** Copy and map a guest buffer. */ -static bool vhost_vdpa_cvq_map_buf(struct vhost_vdpa *v, - const struct iovec *out_data, - size_t out_num, size_t data_len, void *buf, - size_t *written, bool write) +/** Map CVQ buffer. */ +static int vhost_vdpa_cvq_map_buf(struct vhost_vdpa *v, void *buf, size_t size, + bool write) { DMAMap map = {}; int r; - if (unlikely(!data_len)) { - qemu_log_mask(LOG_GUEST_ERROR, "%s: invalid legnth of %s buffer\n", - __func__, write ? "in" : "out"); - return false; - } - - *written = iov_to_buf(out_data, out_num, 0, buf, data_len); map.translated_addr = (hwaddr)(uintptr_t)buf; - map.size = vhost_vdpa_net_cvq_cmd_page_len() - 1; + map.size = size - 1; map.perm = write ? IOMMU_RW : IOMMU_RO, r = vhost_iova_tree_map_alloc(v->iova_tree, &map); if (unlikely(r != IOVA_OK)) { error_report("Cannot map injected element"); - return false; + return r; } r = vhost_vdpa_dma_map(v, map.iova, vhost_vdpa_net_cvq_cmd_page_len(), buf, @@ -294,63 +285,151 @@ static bool vhost_vdpa_cvq_map_buf(struct vhost_vdpa *v, goto dma_map_err; } - return true; + return 0; dma_map_err: - vhost_iova_tree_remove(v->iova_tree, &map); - return false; + vhost_iova_tree_remove(v->iova_tree, map); + return r; } -/** - * Copy the guest element into a dedicated buffer suitable to be sent to NIC - * - * @iov: [0] is the out buffer, [1] is the in one - */ -static bool vhost_vdpa_net_cvq_map_elem(VhostVDPAState *s, - VirtQueueElement *elem, - struct iovec *iov) +static int vhost_vdpa_net_cvq_start(NetClientState *nc) { - size_t in_copied; - bool ok; + VhostVDPAState *s; + int r; - iov[0].iov_base = s->cvq_cmd_out_buffer; - ok = vhost_vdpa_cvq_map_buf(&s->vhost_vdpa, elem->out_sg, elem->out_num, - vhost_vdpa_net_cvq_cmd_len(), iov[0].iov_base, - &iov[0].iov_len, false); - if (unlikely(!ok)) { - return false; + assert(nc->info->type == NET_CLIENT_DRIVER_VHOST_VDPA); + + s = DO_UPCAST(VhostVDPAState, nc, nc); + if (!s->vhost_vdpa.shadow_vqs_enabled) { + return 0; } - iov[1].iov_base = s->cvq_cmd_in_buffer; - ok = vhost_vdpa_cvq_map_buf(&s->vhost_vdpa, NULL, 0, - sizeof(virtio_net_ctrl_ack), iov[1].iov_base, - &in_copied, true); - if (unlikely(!ok)) { + r = vhost_vdpa_cvq_map_buf(&s->vhost_vdpa, s->cvq_cmd_out_buffer, + vhost_vdpa_net_cvq_cmd_page_len(), false); + if (unlikely(r < 0)) { + return r; + } + + r = vhost_vdpa_cvq_map_buf(&s->vhost_vdpa, s->cvq_cmd_in_buffer, + vhost_vdpa_net_cvq_cmd_page_len(), true); + if (unlikely(r < 0)) { vhost_vdpa_cvq_unmap_buf(&s->vhost_vdpa, s->cvq_cmd_out_buffer); - return false; } - iov[1].iov_len = sizeof(virtio_net_ctrl_ack); - return true; + return r; +} + +static void vhost_vdpa_net_cvq_stop(NetClientState *nc) +{ + VhostVDPAState *s = DO_UPCAST(VhostVDPAState, nc, nc); + + assert(nc->info->type == NET_CLIENT_DRIVER_VHOST_VDPA); + + if (s->vhost_vdpa.shadow_vqs_enabled) { + vhost_vdpa_cvq_unmap_buf(&s->vhost_vdpa, s->cvq_cmd_out_buffer); + vhost_vdpa_cvq_unmap_buf(&s->vhost_vdpa, s->cvq_cmd_in_buffer); + } +} + +static ssize_t vhost_vdpa_net_cvq_add(VhostVDPAState *s, size_t out_len, + size_t in_len) +{ + /* Buffers for the device */ + const struct iovec out = { + .iov_base = s->cvq_cmd_out_buffer, + .iov_len = out_len, + }; + const struct iovec in = { + .iov_base = s->cvq_cmd_in_buffer, + .iov_len = sizeof(virtio_net_ctrl_ack), + }; + VhostShadowVirtqueue *svq = g_ptr_array_index(s->vhost_vdpa.shadow_vqs, 0); + int r; + + r = vhost_svq_add(svq, &out, 1, &in, 1, NULL); + if (unlikely(r != 0)) { + if (unlikely(r == -ENOSPC)) { + qemu_log_mask(LOG_GUEST_ERROR, "%s: No space on device queue\n", + __func__); + } + return r; + } + + /* + * We can poll here since we've had BQL from the time we sent the + * descriptor. Also, we need to take the answer before SVQ pulls by itself, + * when BQL is released + */ + return vhost_svq_poll(svq); } +static int vhost_vdpa_net_load(NetClientState *nc) +{ + VhostVDPAState *s = DO_UPCAST(VhostVDPAState, nc, nc); + const struct vhost_vdpa *v = &s->vhost_vdpa; + const VirtIONet *n; + uint64_t features; + + assert(nc->info->type == NET_CLIENT_DRIVER_VHOST_VDPA); + + if (!v->shadow_vqs_enabled) { + return 0; + } + + n = VIRTIO_NET(v->dev->vdev); + features = n->parent_obj.guest_features; + if (features & BIT_ULL(VIRTIO_NET_F_CTRL_MAC_ADDR)) { + const struct virtio_net_ctrl_hdr ctrl = { + .class = VIRTIO_NET_CTRL_MAC, + .cmd = VIRTIO_NET_CTRL_MAC_ADDR_SET, + }; + char *cursor = s->cvq_cmd_out_buffer; + ssize_t dev_written; + + memcpy(cursor, &ctrl, sizeof(ctrl)); + cursor += sizeof(ctrl); + memcpy(cursor, n->mac, sizeof(n->mac)); + + dev_written = vhost_vdpa_net_cvq_add(s, sizeof(ctrl) + sizeof(n->mac), + sizeof(virtio_net_ctrl_ack)); + if (unlikely(dev_written < 0)) { + return dev_written; + } + + return *((virtio_net_ctrl_ack *)s->cvq_cmd_in_buffer) != VIRTIO_NET_OK; + } + + return 0; +} + +static NetClientInfo net_vhost_vdpa_cvq_info = { + .type = NET_CLIENT_DRIVER_VHOST_VDPA, + .size = sizeof(VhostVDPAState), + .receive = vhost_vdpa_receive, + .start = vhost_vdpa_net_cvq_start, + .load = vhost_vdpa_net_load, + .stop = vhost_vdpa_net_cvq_stop, + .cleanup = vhost_vdpa_cleanup, + .has_vnet_hdr = vhost_vdpa_has_vnet_hdr, + .has_ufo = vhost_vdpa_has_ufo, + .check_peer_type = vhost_vdpa_check_peer_type, +}; + /** * Do not forward commands not supported by SVQ. Otherwise, the device could * accept it and qemu would not know how to update the device model. */ -static bool vhost_vdpa_net_cvq_validate_cmd(const struct iovec *out, - size_t out_num) +static bool vhost_vdpa_net_cvq_validate_cmd(const void *out_buf, size_t len) { struct virtio_net_ctrl_hdr ctrl; - size_t n; - n = iov_to_buf(out, out_num, 0, &ctrl, sizeof(ctrl)); - if (unlikely(n < sizeof(ctrl))) { + if (unlikely(len < sizeof(ctrl))) { qemu_log_mask(LOG_GUEST_ERROR, - "%s: invalid legnth of out buffer %zu\n", __func__, n); + "%s: invalid legnth of out buffer %zu\n", __func__, len); return false; } + memcpy(&ctrl, out_buf, sizeof(ctrl)); switch (ctrl.class) { case VIRTIO_NET_CTRL_MAC: switch (ctrl.cmd) { @@ -380,58 +459,45 @@ static int vhost_vdpa_net_handle_ctrl_avail(VhostShadowVirtqueue *svq, void *opaque) { VhostVDPAState *s = opaque; - size_t in_len, dev_written; + size_t in_len; virtio_net_ctrl_ack status = VIRTIO_NET_ERR; - /* out and in buffers sent to the device */ - struct iovec dev_buffers[2] = { - { .iov_base = s->cvq_cmd_out_buffer }, - { .iov_base = s->cvq_cmd_in_buffer }, + /* Out buffer sent to both the vdpa device and the device model */ + struct iovec out = { + .iov_base = s->cvq_cmd_out_buffer, }; /* in buffer used for device model */ const struct iovec in = { .iov_base = &status, .iov_len = sizeof(status), }; - int r = -EINVAL; + ssize_t dev_written = -EINVAL; bool ok; - ok = vhost_vdpa_net_cvq_map_elem(s, elem, dev_buffers); + out.iov_len = iov_to_buf(elem->out_sg, elem->out_num, 0, + s->cvq_cmd_out_buffer, + vhost_vdpa_net_cvq_cmd_len()); + ok = vhost_vdpa_net_cvq_validate_cmd(s->cvq_cmd_out_buffer, out.iov_len); if (unlikely(!ok)) { goto out; } - ok = vhost_vdpa_net_cvq_validate_cmd(&dev_buffers[0], 1); - if (unlikely(!ok)) { + dev_written = vhost_vdpa_net_cvq_add(s, out.iov_len, sizeof(status)); + if (unlikely(dev_written < 0)) { goto out; } - r = vhost_svq_add(svq, &dev_buffers[0], 1, &dev_buffers[1], 1, elem); - if (unlikely(r != 0)) { - if (unlikely(r == -ENOSPC)) { - qemu_log_mask(LOG_GUEST_ERROR, "%s: No space on device queue\n", - __func__); - } - goto out; - } - - /* - * We can poll here since we've had BQL from the time we sent the - * descriptor. Also, we need to take the answer before SVQ pulls by itself, - * when BQL is released - */ - dev_written = vhost_svq_poll(svq); if (unlikely(dev_written < sizeof(status))) { error_report("Insufficient written data (%zu)", dev_written); goto out; } - memcpy(&status, dev_buffers[1].iov_base, sizeof(status)); + memcpy(&status, s->cvq_cmd_in_buffer, sizeof(status)); if (status != VIRTIO_NET_OK) { - goto out; + return VIRTIO_NET_ERR; } status = VIRTIO_NET_ERR; - virtio_net_handle_ctrl_iov(svq->vdev, &in, 1, dev_buffers, 1); + virtio_net_handle_ctrl_iov(svq->vdev, &in, 1, &out, 1); if (status != VIRTIO_NET_OK) { error_report("Bad CVQ processing in model"); } @@ -444,13 +510,7 @@ out: } vhost_svq_push_elem(svq, elem, MIN(in_len, sizeof(status))); g_free(elem); - if (dev_buffers[0].iov_base) { - vhost_vdpa_cvq_unmap_buf(&s->vhost_vdpa, dev_buffers[0].iov_base); - } - if (dev_buffers[1].iov_base) { - vhost_vdpa_cvq_unmap_buf(&s->vhost_vdpa, dev_buffers[1].iov_base); - } - return r; + return dev_written < 0 ? dev_written : 0; } static const VhostShadowVirtqueueOps vhost_vdpa_net_svq_ops = { @@ -475,7 +535,7 @@ static NetClientState *net_vhost_vdpa_init(NetClientState *peer, nc = qemu_new_net_client(&net_vhost_vdpa_info, peer, device, name); } else { - nc = qemu_new_net_control_client(&net_vhost_vdpa_info, peer, + nc = qemu_new_net_control_client(&net_vhost_vdpa_cvq_info, peer, device, name); } snprintf(nc->info_str, sizeof(nc->info_str), TYPE_VHOST_VDPA); @@ -495,8 +555,6 @@ static NetClientState *net_vhost_vdpa_init(NetClientState *peer, s->vhost_vdpa.shadow_vq_ops = &vhost_vdpa_net_svq_ops; s->vhost_vdpa.shadow_vq_ops_opaque = s; - error_setg(&s->vhost_vdpa.migration_blocker, - "Migration disabled: vhost-vdpa uses CVQ."); } ret = vhost_vdpa_add(nc, (void *)&s->vhost_vdpa, queue_pair_index, nvqs); if (ret) { diff --git a/pc-bios/README b/pc-bios/README index ba6c15e769..b94f3fb081 100644 --- a/pc-bios/README +++ b/pc-bios/README @@ -14,7 +14,7 @@ - SLOF (Slimline Open Firmware) is a free IEEE 1275 Open Firmware implementation for certain IBM POWER hardware. The sources are at https://github.com/aik/SLOF, and the image currently in qemu is - built from git tag qemu-slof-20220110. + built from git tag qemu-slof-20220719. - VOF (Virtual Open Firmware) is a minimalistic firmware to work with -machine pseries,x-vof=on. When enabled, the firmware acts as a slim shim and diff --git a/pc-bios/slof.bin b/pc-bios/slof.bin index cbbe23e910..ef9b81d628 100644 --- a/pc-bios/slof.bin +++ b/pc-bios/slof.bin Binary files differdiff --git a/roms/SLOF b/roms/SLOF -Subproject 5b4c5acdcd552a4e1796aeca6bb700f6cbb0282 +Subproject 6b6c16b4b40763507cf1f518096f3c3883c5cf2 diff --git a/softmmu/vl.c b/softmmu/vl.c index 706bd7cff7..dea4005e47 100644 --- a/softmmu/vl.c +++ b/softmmu/vl.c @@ -1885,7 +1885,9 @@ static void qemu_create_early_backends(void) * setting machine properties, so they can be referred to. */ configure_blockdev(&bdo_queue, machine_class, snapshot); - audio_init_audiodevs(); + if (!audio_init_audiodevs()) { + exit(1); + } } diff --git a/target/avr/helper.c b/target/avr/helper.c index db76452f9a..156dde4e92 100644 --- a/target/avr/helper.c +++ b/target/avr/helper.c @@ -28,36 +28,41 @@ bool avr_cpu_exec_interrupt(CPUState *cs, int interrupt_request) { - bool ret = false; - CPUClass *cc = CPU_GET_CLASS(cs); AVRCPU *cpu = AVR_CPU(cs); CPUAVRState *env = &cpu->env; + /* + * We cannot separate a skip from the next instruction, + * as the skip would not be preserved across the interrupt. + * Separating the two insn normally only happens at page boundaries. + */ + if (env->skip) { + return false; + } + if (interrupt_request & CPU_INTERRUPT_RESET) { if (cpu_interrupts_enabled(env)) { cs->exception_index = EXCP_RESET; - cc->tcg_ops->do_interrupt(cs); + avr_cpu_do_interrupt(cs); cs->interrupt_request &= ~CPU_INTERRUPT_RESET; - - ret = true; + return true; } } if (interrupt_request & CPU_INTERRUPT_HARD) { if (cpu_interrupts_enabled(env) && env->intsrc != 0) { int index = ctz32(env->intsrc); cs->exception_index = EXCP_INT(index); - cc->tcg_ops->do_interrupt(cs); + avr_cpu_do_interrupt(cs); env->intsrc &= env->intsrc - 1; /* clear the interrupt */ if (!env->intsrc) { cs->interrupt_request &= ~CPU_INTERRUPT_HARD; } - - ret = true; + return true; } } - return ret; + return false; } void avr_cpu_do_interrupt(CPUState *cs) @@ -102,38 +107,50 @@ bool avr_cpu_tlb_fill(CPUState *cs, vaddr address, int size, MMUAccessType access_type, int mmu_idx, bool probe, uintptr_t retaddr) { - int prot = 0; - MemTxAttrs attrs = {}; + int prot, page_size = TARGET_PAGE_SIZE; uint32_t paddr; address &= TARGET_PAGE_MASK; if (mmu_idx == MMU_CODE_IDX) { - /* access to code in flash */ + /* Access to code in flash. */ paddr = OFFSET_CODE + address; prot = PAGE_READ | PAGE_EXEC; - if (paddr + TARGET_PAGE_SIZE > OFFSET_DATA) { + if (paddr >= OFFSET_DATA) { + /* + * This should not be possible via any architectural operations. + * There is certainly not an exception that we can deliver. + * Accept probing that might come from generic code. + */ + if (probe) { + return false; + } error_report("execution left flash memory"); abort(); } - } else if (address < NUMBER_OF_CPU_REGISTERS + NUMBER_OF_IO_REGISTERS) { - /* - * access to CPU registers, exit and rebuilt this TB to use full access - * incase it touches specially handled registers like SREG or SP - */ - AVRCPU *cpu = AVR_CPU(cs); - CPUAVRState *env = &cpu->env; - env->fullacc = 1; - cpu_loop_exit_restore(cs, retaddr); } else { - /* access to memory. nothing special */ + /* Access to memory. */ paddr = OFFSET_DATA + address; prot = PAGE_READ | PAGE_WRITE; + if (address < NUMBER_OF_CPU_REGISTERS + NUMBER_OF_IO_REGISTERS) { + /* + * Access to CPU registers, exit and rebuilt this TB to use + * full access in case it touches specially handled registers + * like SREG or SP. For probing, set page_size = 1, in order + * to force tlb_fill to be called for the next access. + */ + if (probe) { + page_size = 1; + } else { + AVRCPU *cpu = AVR_CPU(cs); + CPUAVRState *env = &cpu->env; + env->fullacc = 1; + cpu_loop_exit_restore(cs, retaddr); + } + } } - tlb_set_page_with_attrs(cs, address, paddr, attrs, prot, - mmu_idx, TARGET_PAGE_SIZE); - + tlb_set_page(cs, address, paddr, prot, mmu_idx, page_size); return true; } diff --git a/target/avr/translate.c b/target/avr/translate.c index dc9c3d6bcc..026753c963 100644 --- a/target/avr/translate.c +++ b/target/avr/translate.c @@ -2971,8 +2971,18 @@ static void avr_tr_translate_insn(DisasContextBase *dcbase, CPUState *cs) if (skip_label) { canonicalize_skip(ctx); gen_set_label(skip_label); - if (ctx->base.is_jmp == DISAS_NORETURN) { + + switch (ctx->base.is_jmp) { + case DISAS_NORETURN: ctx->base.is_jmp = DISAS_CHAIN; + break; + case DISAS_NEXT: + if (ctx->base.tb->flags & TB_FLAGS_SKIP) { + ctx->base.is_jmp = DISAS_TOO_MANY; + } + break; + default: + break; } } @@ -2989,6 +2999,11 @@ static void avr_tr_tb_stop(DisasContextBase *dcbase, CPUState *cs) { DisasContext *ctx = container_of(dcbase, DisasContext, base); bool nonconst_skip = canonicalize_skip(ctx); + /* + * Because we disable interrupts while env->skip is set, + * we must return to the main loop to re-evaluate afterward. + */ + bool force_exit = ctx->base.tb->flags & TB_FLAGS_SKIP; switch (ctx->base.is_jmp) { case DISAS_NORETURN: @@ -2997,7 +3012,7 @@ static void avr_tr_tb_stop(DisasContextBase *dcbase, CPUState *cs) case DISAS_NEXT: case DISAS_TOO_MANY: case DISAS_CHAIN: - if (!nonconst_skip) { + if (!nonconst_skip && !force_exit) { /* Note gen_goto_tb checks singlestep. */ gen_goto_tb(ctx, 1, ctx->npc); break; @@ -3005,8 +3020,11 @@ static void avr_tr_tb_stop(DisasContextBase *dcbase, CPUState *cs) tcg_gen_movi_tl(cpu_pc, ctx->npc); /* fall through */ case DISAS_LOOKUP: - tcg_gen_lookup_and_goto_ptr(); - break; + if (!force_exit) { + tcg_gen_lookup_and_goto_ptr(); + break; + } + /* fall through */ case DISAS_EXIT: tcg_gen_exit_tb(NULL, 0); break; diff --git a/target/ppc/cpu-qom.h b/target/ppc/cpu-qom.h index ad7e3c3db9..89ff88f28c 100644 --- a/target/ppc/cpu-qom.h +++ b/target/ppc/cpu-qom.h @@ -158,7 +158,11 @@ struct PowerPCCPUClass { void (*parent_parse_features)(const char *type, char *str, Error **errp); uint32_t pvr; - bool (*pvr_match)(struct PowerPCCPUClass *pcc, uint32_t pvr); + /* + * If @best is false, match if pcc is in the family of pvr + * Else match only if pcc is the best match for pvr in this family. + */ + bool (*pvr_match)(struct PowerPCCPUClass *pcc, uint32_t pvr, bool best); uint64_t pcr_mask; /* Available bits in PCR register */ uint64_t pcr_supported; /* Bits for supported PowerISA versions */ uint32_t svr; diff --git a/target/ppc/cpu.c b/target/ppc/cpu.c index 401b6f9e63..0ebac04bc4 100644 --- a/target/ppc/cpu.c +++ b/target/ppc/cpu.c @@ -120,6 +120,8 @@ void ppc_store_fpscr(CPUPPCState *env, target_ulong val) val |= FP_FEX; } env->fpscr = val; + env->fp_status.rebias_overflow = (FP_OE & env->fpscr) ? true : false; + env->fp_status.rebias_underflow = (FP_UE & env->fpscr) ? true : false; if (tcg_enabled()) { fpscr_set_rounding_mode(env); } diff --git a/target/ppc/cpu_init.c b/target/ppc/cpu_init.c index d1493a660c..899c4a586e 100644 --- a/target/ppc/cpu_init.c +++ b/target/ppc/cpu_init.c @@ -5912,15 +5912,25 @@ static void init_proc_POWER7(CPUPPCState *env) ppcPOWER7_irq_init(env_archcpu(env)); } -static bool ppc_pvr_match_power7(PowerPCCPUClass *pcc, uint32_t pvr) +static bool ppc_pvr_match_power7(PowerPCCPUClass *pcc, uint32_t pvr, bool best) { - if ((pvr & CPU_POWERPC_POWER_SERVER_MASK) == CPU_POWERPC_POWER7P_BASE) { - return true; + uint32_t base = pvr & CPU_POWERPC_POWER_SERVER_MASK; + uint32_t pcc_base = pcc->pvr & CPU_POWERPC_POWER_SERVER_MASK; + + if (!best) { + if (base == CPU_POWERPC_POWER7_BASE) { + return true; + } + if (base == CPU_POWERPC_POWER7P_BASE) { + return true; + } } - if ((pvr & CPU_POWERPC_POWER_SERVER_MASK) == CPU_POWERPC_POWER7_BASE) { - return true; + + if (base != pcc_base) { + return false; } - return false; + + return true; } static bool cpu_has_work_POWER7(CPUState *cs) @@ -6073,18 +6083,27 @@ static void init_proc_POWER8(CPUPPCState *env) ppcPOWER7_irq_init(env_archcpu(env)); } -static bool ppc_pvr_match_power8(PowerPCCPUClass *pcc, uint32_t pvr) +static bool ppc_pvr_match_power8(PowerPCCPUClass *pcc, uint32_t pvr, bool best) { - if ((pvr & CPU_POWERPC_POWER_SERVER_MASK) == CPU_POWERPC_POWER8NVL_BASE) { - return true; - } - if ((pvr & CPU_POWERPC_POWER_SERVER_MASK) == CPU_POWERPC_POWER8E_BASE) { - return true; + uint32_t base = pvr & CPU_POWERPC_POWER_SERVER_MASK; + uint32_t pcc_base = pcc->pvr & CPU_POWERPC_POWER_SERVER_MASK; + + if (!best) { + if (base == CPU_POWERPC_POWER8_BASE) { + return true; + } + if (base == CPU_POWERPC_POWER8E_BASE) { + return true; + } + if (base == CPU_POWERPC_POWER8NVL_BASE) { + return true; + } } - if ((pvr & CPU_POWERPC_POWER_SERVER_MASK) == CPU_POWERPC_POWER8_BASE) { - return true; + if (base != pcc_base) { + return false; } - return false; + + return true; } static bool cpu_has_work_POWER8(CPUState *cs) @@ -6282,11 +6301,26 @@ static void init_proc_POWER9(CPUPPCState *env) ppcPOWER9_irq_init(env_archcpu(env)); } -static bool ppc_pvr_match_power9(PowerPCCPUClass *pcc, uint32_t pvr) +static bool ppc_pvr_match_power9(PowerPCCPUClass *pcc, uint32_t pvr, bool best) { - if ((pvr & CPU_POWERPC_POWER_SERVER_MASK) == CPU_POWERPC_POWER9_BASE) { + uint32_t base = pvr & CPU_POWERPC_POWER_SERVER_MASK; + uint32_t pcc_base = pcc->pvr & CPU_POWERPC_POWER_SERVER_MASK; + + if (!best) { + if (base == CPU_POWERPC_POWER9_BASE) { + return true; + } + } + + if (base != pcc_base) { + return false; + } + + if ((pvr & 0x0f00) == (pcc->pvr & 0x0f00)) { + /* Major DD version matches to power9_v1.0 and power9_v2.0 */ return true; } + return false; } @@ -6499,11 +6533,26 @@ static void init_proc_POWER10(CPUPPCState *env) ppcPOWER9_irq_init(env_archcpu(env)); } -static bool ppc_pvr_match_power10(PowerPCCPUClass *pcc, uint32_t pvr) +static bool ppc_pvr_match_power10(PowerPCCPUClass *pcc, uint32_t pvr, bool best) { - if ((pvr & CPU_POWERPC_POWER_SERVER_MASK) == CPU_POWERPC_POWER10_BASE) { + uint32_t base = pvr & CPU_POWERPC_POWER_SERVER_MASK; + uint32_t pcc_base = pcc->pvr & CPU_POWERPC_POWER_SERVER_MASK; + + if (!best) { + if (base == CPU_POWERPC_POWER10_BASE) { + return true; + } + } + + if (base != pcc_base) { + return false; + } + + if ((pvr & 0x0f00) == (pcc->pvr & 0x0f00)) { + /* Major DD version matches to power10_v1.0 and power10_v2.0 */ return true; } + return false; } @@ -6910,7 +6959,7 @@ static gint ppc_cpu_compare_class_pvr_mask(gconstpointer a, gconstpointer b) return -1; } - if (pcc->pvr_match(pcc, pvr)) { + if (pcc->pvr_match(pcc, pvr, true)) { return 0; } @@ -7308,7 +7357,7 @@ static void ppc_cpu_instance_finalize(Object *obj) ppc_hash64_finalize(cpu); } -static bool ppc_pvr_match_default(PowerPCCPUClass *pcc, uint32_t pvr) +static bool ppc_pvr_match_default(PowerPCCPUClass *pcc, uint32_t pvr, bool best) { return pcc->pvr == pvr; } diff --git a/target/ppc/fpu_helper.c b/target/ppc/fpu_helper.c index 7ab6beadad..0f045b70f8 100644 --- a/target/ppc/fpu_helper.c +++ b/target/ppc/fpu_helper.c @@ -348,7 +348,6 @@ static inline int float_overflow_excp(CPUPPCState *env) bool overflow_enabled = !!(env->fpscr & FP_OE); if (overflow_enabled) { - /* XXX: should adjust the result */ /* Update the floating-point enabled exception summary */ env->fpscr |= FP_FEX; /* We must update the target FPR before raising the exception */ @@ -367,7 +366,6 @@ static inline void float_underflow_excp(CPUPPCState *env) /* Update the floating-point exception summary */ env->fpscr |= FP_FX; if (env->fpscr & FP_UE) { - /* XXX: should adjust the result */ /* Update the floating-point enabled exception summary */ env->fpscr |= FP_FEX; /* We must update the target FPR before raising the exception */ diff --git a/target/ppc/machine.c b/target/ppc/machine.c index a7d9036c09..be6eb3d968 100644 --- a/target/ppc/machine.c +++ b/target/ppc/machine.c @@ -234,7 +234,7 @@ static bool pvr_match(PowerPCCPU *cpu, uint32_t pvr) if (pvr == pcc->pvr) { return true; } - return pcc->pvr_match(pcc, pvr); + return pcc->pvr_match(pcc, pvr, true); } static int cpu_post_load(void *opaque, int version_id) diff --git a/tests/unit/socket-helpers.c b/tests/unit/socket-helpers.c index 5af4de513b..eecadf3a3c 100644 --- a/tests/unit/socket-helpers.c +++ b/tests/unit/socket-helpers.c @@ -154,3 +154,19 @@ int socket_check_protocol_support(bool *has_ipv4, bool *has_ipv6) return 0; } + +void socket_check_afunix_support(bool *has_afunix) +{ + int fd; + + fd = socket(PF_UNIX, SOCK_STREAM, 0); + closesocket(fd); + +#ifdef _WIN32 + *has_afunix = (fd != (int)INVALID_SOCKET); +#else + *has_afunix = (fd >= 0); +#endif + + return; +} diff --git a/tests/unit/socket-helpers.h b/tests/unit/socket-helpers.h index 512a004811..ed8477ceb3 100644 --- a/tests/unit/socket-helpers.h +++ b/tests/unit/socket-helpers.h @@ -32,4 +32,13 @@ */ int socket_check_protocol_support(bool *has_ipv4, bool *has_ipv6); +/* + * @has_afunix: set to true on return if unix socket support is available + * + * Check whether unix domain socket support is available for use. + * On success, @has_afunix will be set to indicate whether AF_UNIX protocol + * is available. + */ +void socket_check_afunix_support(bool *has_afunix); + #endif diff --git a/tests/unit/test-io-channel-socket.c b/tests/unit/test-io-channel-socket.c index 6713886d02..b36a5d972a 100644 --- a/tests/unit/test-io-channel-socket.c +++ b/tests/unit/test-io-channel-socket.c @@ -179,10 +179,12 @@ static void test_io_channel(bool async, test_io_channel_setup_async(listen_addr, connect_addr, &srv, &src, &dst); +#ifndef _WIN32 g_assert(!passFD || qio_channel_has_feature(src, QIO_CHANNEL_FEATURE_FD_PASS)); g_assert(!passFD || qio_channel_has_feature(dst, QIO_CHANNEL_FEATURE_FD_PASS)); +#endif g_assert(qio_channel_has_feature(src, QIO_CHANNEL_FEATURE_SHUTDOWN)); g_assert(qio_channel_has_feature(dst, QIO_CHANNEL_FEATURE_SHUTDOWN)); @@ -206,10 +208,12 @@ static void test_io_channel(bool async, test_io_channel_setup_async(listen_addr, connect_addr, &srv, &src, &dst); +#ifndef _WIN32 g_assert(!passFD || qio_channel_has_feature(src, QIO_CHANNEL_FEATURE_FD_PASS)); g_assert(!passFD || qio_channel_has_feature(dst, QIO_CHANNEL_FEATURE_FD_PASS)); +#endif g_assert(qio_channel_has_feature(src, QIO_CHANNEL_FEATURE_SHUTDOWN)); g_assert(qio_channel_has_feature(dst, QIO_CHANNEL_FEATURE_SHUTDOWN)); @@ -236,10 +240,12 @@ static void test_io_channel(bool async, test_io_channel_setup_sync(listen_addr, connect_addr, &srv, &src, &dst); +#ifndef _WIN32 g_assert(!passFD || qio_channel_has_feature(src, QIO_CHANNEL_FEATURE_FD_PASS)); g_assert(!passFD || qio_channel_has_feature(dst, QIO_CHANNEL_FEATURE_FD_PASS)); +#endif g_assert(qio_channel_has_feature(src, QIO_CHANNEL_FEATURE_SHUTDOWN)); g_assert(qio_channel_has_feature(dst, QIO_CHANNEL_FEATURE_SHUTDOWN)); @@ -263,10 +269,12 @@ static void test_io_channel(bool async, test_io_channel_setup_sync(listen_addr, connect_addr, &srv, &src, &dst); +#ifndef _WIN32 g_assert(!passFD || qio_channel_has_feature(src, QIO_CHANNEL_FEATURE_FD_PASS)); g_assert(!passFD || qio_channel_has_feature(dst, QIO_CHANNEL_FEATURE_FD_PASS)); +#endif g_assert(qio_channel_has_feature(src, QIO_CHANNEL_FEATURE_SHUTDOWN)); g_assert(qio_channel_has_feature(dst, QIO_CHANNEL_FEATURE_SHUTDOWN)); @@ -367,7 +375,6 @@ static void test_io_channel_ipv6_async(void) } -#ifndef _WIN32 static void test_io_channel_unix(bool async) { SocketAddress *listen_addr = g_new0(SocketAddress, 1); @@ -398,6 +405,7 @@ static void test_io_channel_unix_async(void) return test_io_channel_unix(true); } +#ifndef _WIN32 static void test_io_channel_unix_fd_pass(void) { SocketAddress *listen_addr = g_new0(SocketAddress, 1); @@ -491,6 +499,7 @@ static void test_io_channel_unix_fd_pass(void) } g_free(fdrecv); } +#endif /* _WIN32 */ static void test_io_channel_unix_listen_cleanup(void) { @@ -522,9 +531,6 @@ static void test_io_channel_unix_listen_cleanup(void) unlink(TEST_SOCKET); } -#endif /* _WIN32 */ - - static void test_io_channel_ipv4_fd(void) { QIOChannel *ioc; @@ -555,7 +561,7 @@ static void test_io_channel_ipv4_fd(void) int main(int argc, char **argv) { - bool has_ipv4, has_ipv6; + bool has_ipv4, has_ipv6, has_afunix; module_call_init(MODULE_INIT_QOM); qemu_init_main_loop(&error_abort); @@ -588,16 +594,19 @@ int main(int argc, char **argv) test_io_channel_ipv6_async); } + socket_check_afunix_support(&has_afunix); + if (has_afunix) { + g_test_add_func("/io/channel/socket/unix-sync", + test_io_channel_unix_sync); + g_test_add_func("/io/channel/socket/unix-async", + test_io_channel_unix_async); #ifndef _WIN32 - g_test_add_func("/io/channel/socket/unix-sync", - test_io_channel_unix_sync); - g_test_add_func("/io/channel/socket/unix-async", - test_io_channel_unix_async); - g_test_add_func("/io/channel/socket/unix-fd-pass", - test_io_channel_unix_fd_pass); - g_test_add_func("/io/channel/socket/unix-listen-cleanup", - test_io_channel_unix_listen_cleanup); -#endif /* _WIN32 */ + g_test_add_func("/io/channel/socket/unix-fd-pass", + test_io_channel_unix_fd_pass); +#endif + g_test_add_func("/io/channel/socket/unix-listen-cleanup", + test_io_channel_unix_listen_cleanup); + } end: return g_test_run(); diff --git a/util/iova-tree.c b/util/iova-tree.c index fee530a579..536789797e 100644 --- a/util/iova-tree.c +++ b/util/iova-tree.c @@ -164,11 +164,11 @@ void iova_tree_foreach(IOVATree *tree, iova_tree_iterator iterator) g_tree_foreach(tree->tree, iova_tree_traverse, iterator); } -void iova_tree_remove(IOVATree *tree, const DMAMap *map) +void iova_tree_remove(IOVATree *tree, DMAMap map) { const DMAMap *overlap; - while ((overlap = iova_tree_find(tree, map))) { + while ((overlap = iova_tree_find(tree, &map))) { g_tree_remove(tree->tree, overlap); } } diff --git a/util/qemu-sockets.c b/util/qemu-sockets.c index 0e2298278f..83f4bd6fd2 100644 --- a/util/qemu-sockets.c +++ b/util/qemu-sockets.c @@ -880,8 +880,6 @@ static int vsock_parse(VsockSocketAddress *addr, const char *str, } #endif /* CONFIG_AF_VSOCK */ -#ifndef _WIN32 - static bool saddr_is_abstract(UnixSocketAddress *saddr) { #ifdef CONFIG_LINUX @@ -1054,25 +1052,6 @@ static int unix_connect_saddr(UnixSocketAddress *saddr, Error **errp) return -1; } -#else - -static int unix_listen_saddr(UnixSocketAddress *saddr, - int num, - Error **errp) -{ - error_setg(errp, "unix sockets are not available on windows"); - errno = ENOTSUP; - return -1; -} - -static int unix_connect_saddr(UnixSocketAddress *saddr, Error **errp) -{ - error_setg(errp, "unix sockets are not available on windows"); - errno = ENOTSUP; - return -1; -} -#endif - /* compatibility wrapper */ int unix_listen(const char *str, Error **errp) { @@ -1335,7 +1314,6 @@ socket_sockaddr_to_address_inet(struct sockaddr_storage *sa, } -#ifndef WIN32 static SocketAddress * socket_sockaddr_to_address_unix(struct sockaddr_storage *sa, socklen_t salen, @@ -1362,7 +1340,6 @@ socket_sockaddr_to_address_unix(struct sockaddr_storage *sa, addr->u.q_unix.path = g_strndup(su->sun_path, salen); return addr; } -#endif /* WIN32 */ #ifdef CONFIG_AF_VSOCK static SocketAddress * @@ -1394,10 +1371,8 @@ socket_sockaddr_to_address(struct sockaddr_storage *sa, case AF_INET6: return socket_sockaddr_to_address_inet(sa, salen, errp); -#ifndef WIN32 case AF_UNIX: return socket_sockaddr_to_address_unix(sa, salen, errp); -#endif /* WIN32 */ #ifdef CONFIG_AF_VSOCK case AF_VSOCK: |