diff options
Diffstat (limited to 'hw/pci-host/pnv_phb4.c')
| -rw-r--r-- | hw/pci-host/pnv_phb4.c | 534 |
1 files changed, 473 insertions, 61 deletions
diff --git a/hw/pci-host/pnv_phb4.c b/hw/pci-host/pnv_phb4.c index 5ba26e250a..e91249ef64 100644 --- a/hw/pci-host/pnv_phb4.c +++ b/hw/pci-host/pnv_phb4.c @@ -28,6 +28,10 @@ qemu_log_mask(LOG_GUEST_ERROR, "phb4[%d:%d]: " fmt "\n", \ (phb)->chip_id, (phb)->phb_id, ## __VA_ARGS__) +#define phb_pec_error(pec, fmt, ...) \ + qemu_log_mask(LOG_GUEST_ERROR, "phb4_pec[%d:%d]: " fmt "\n", \ + (pec)->chip_id, (pec)->index, ## __VA_ARGS__) + /* * QEMU version of the GETFIELD/SETFIELD macros * @@ -151,7 +155,10 @@ static void pnv_phb4_rc_config_write(PnvPHB4 *phb, unsigned off, } pdev = pci_find_device(pci->bus, 0, 0); - assert(pdev); + if (!pdev) { + phb_error(phb, "rc_config_write device not found\n"); + return; + } pci_host_config_write_common(pdev, off, PHB_RC_CONFIG_SIZE, bswap32(val), 4); @@ -170,7 +177,10 @@ static uint64_t pnv_phb4_rc_config_read(PnvPHB4 *phb, unsigned off, } pdev = pci_find_device(pci->bus, 0, 0); - assert(pdev); + if (!pdev) { + phb_error(phb, "rc_config_read device not found\n"); + return ~0ull; + } val = pci_host_config_read_common(pdev, off, PHB_RC_CONFIG_SIZE, 4); return bswap32(val); @@ -217,16 +227,16 @@ static void pnv_phb4_check_mbt(PnvPHB4 *phb, uint32_t index) /* TODO: Figure out how to implemet/decode AOMASK */ /* Check if it matches an enabled MMIO region in the PEC stack */ - if (memory_region_is_mapped(&phb->stack->mmbar0) && - base >= phb->stack->mmio0_base && - (base + size) <= (phb->stack->mmio0_base + phb->stack->mmio0_size)) { - parent = &phb->stack->mmbar0; - base -= phb->stack->mmio0_base; - } else if (memory_region_is_mapped(&phb->stack->mmbar1) && - base >= phb->stack->mmio1_base && - (base + size) <= (phb->stack->mmio1_base + phb->stack->mmio1_size)) { - parent = &phb->stack->mmbar1; - base -= phb->stack->mmio1_base; + if (memory_region_is_mapped(&phb->mmbar0) && + base >= phb->mmio0_base && + (base + size) <= (phb->mmio0_base + phb->mmio0_size)) { + parent = &phb->mmbar0; + base -= phb->mmio0_base; + } else if (memory_region_is_mapped(&phb->mmbar1) && + base >= phb->mmio1_base && + (base + size) <= (phb->mmio1_base + phb->mmio1_size)) { + parent = &phb->mmbar1; + base -= phb->mmio1_base; } else { phb_error(phb, "PHB MBAR %d out of parent bounds", index); return; @@ -662,7 +672,7 @@ static uint64_t pnv_phb4_reg_read(void *opaque, hwaddr off, unsigned size) switch (off) { case PHB_VERSION: - return phb->version; + return PNV_PHB4_PEC_GET_CLASS(phb->pec)->version; /* Read-only */ case PHB_PHB4_GEN_CAP: @@ -847,6 +857,305 @@ const MemoryRegionOps pnv_phb4_xscom_ops = { .endianness = DEVICE_BIG_ENDIAN, }; +static uint64_t pnv_pec_stk_nest_xscom_read(void *opaque, hwaddr addr, + unsigned size) +{ + PnvPHB4 *phb = PNV_PHB4(opaque); + uint32_t reg = addr >> 3; + + /* TODO: add list of allowed registers and error out if not */ + return phb->nest_regs[reg]; +} + +/* + * Return the 'stack_no' of a PHB4. 'stack_no' is the order + * the PHB4 occupies in the PEC. This is the reverse of what + * pnv_phb4_pec_get_phb_id() does. + * + * E.g. a phb with phb_id = 4 and pec->index = 1 (PEC1) will + * be the second phb (stack_no = 1) of the PEC. + */ +static int pnv_phb4_get_phb_stack_no(PnvPHB4 *phb) +{ + PnvPhb4PecState *pec = phb->pec; + PnvPhb4PecClass *pecc = PNV_PHB4_PEC_GET_CLASS(pec); + int index = pec->index; + int stack_no = phb->phb_id; + + while (index--) { + stack_no -= pecc->num_phbs[index]; + } + + return stack_no; +} + +static void pnv_phb4_update_regions(PnvPHB4 *phb) +{ + /* Unmap first always */ + if (memory_region_is_mapped(&phb->mr_regs)) { + memory_region_del_subregion(&phb->phbbar, &phb->mr_regs); + } + if (memory_region_is_mapped(&phb->xsrc.esb_mmio)) { + memory_region_del_subregion(&phb->intbar, &phb->xsrc.esb_mmio); + } + + /* Map registers if enabled */ + if (memory_region_is_mapped(&phb->phbbar)) { + memory_region_add_subregion(&phb->phbbar, 0, &phb->mr_regs); + } + + /* Map ESB if enabled */ + if (memory_region_is_mapped(&phb->intbar)) { + memory_region_add_subregion(&phb->intbar, 0, &phb->xsrc.esb_mmio); + } + + /* Check/update m32 */ + pnv_phb4_check_all_mbt(phb); +} + +static void pnv_pec_phb_update_map(PnvPHB4 *phb) +{ + PnvPhb4PecState *pec = phb->pec; + MemoryRegion *sysmem = get_system_memory(); + uint64_t bar_en = phb->nest_regs[PEC_NEST_STK_BAR_EN]; + int stack_no = pnv_phb4_get_phb_stack_no(phb); + uint64_t bar, mask, size; + char name[64]; + + /* + * NOTE: This will really not work well if those are remapped + * after the PHB has created its sub regions. We could do better + * if we had a way to resize regions but we don't really care + * that much in practice as the stuff below really only happens + * once early during boot + */ + + /* Handle unmaps */ + if (memory_region_is_mapped(&phb->mmbar0) && + !(bar_en & PEC_NEST_STK_BAR_EN_MMIO0)) { + memory_region_del_subregion(sysmem, &phb->mmbar0); + } + if (memory_region_is_mapped(&phb->mmbar1) && + !(bar_en & PEC_NEST_STK_BAR_EN_MMIO1)) { + memory_region_del_subregion(sysmem, &phb->mmbar1); + } + if (memory_region_is_mapped(&phb->phbbar) && + !(bar_en & PEC_NEST_STK_BAR_EN_PHB)) { + memory_region_del_subregion(sysmem, &phb->phbbar); + } + if (memory_region_is_mapped(&phb->intbar) && + !(bar_en & PEC_NEST_STK_BAR_EN_INT)) { + memory_region_del_subregion(sysmem, &phb->intbar); + } + + /* Update PHB */ + pnv_phb4_update_regions(phb); + + /* Handle maps */ + if (!memory_region_is_mapped(&phb->mmbar0) && + (bar_en & PEC_NEST_STK_BAR_EN_MMIO0)) { + bar = phb->nest_regs[PEC_NEST_STK_MMIO_BAR0] >> 8; + mask = phb->nest_regs[PEC_NEST_STK_MMIO_BAR0_MASK]; + size = ((~mask) >> 8) + 1; + snprintf(name, sizeof(name), "pec-%d.%d-phb-%d-mmio0", + pec->chip_id, pec->index, stack_no); + memory_region_init(&phb->mmbar0, OBJECT(phb), name, size); + memory_region_add_subregion(sysmem, bar, &phb->mmbar0); + phb->mmio0_base = bar; + phb->mmio0_size = size; + } + if (!memory_region_is_mapped(&phb->mmbar1) && + (bar_en & PEC_NEST_STK_BAR_EN_MMIO1)) { + bar = phb->nest_regs[PEC_NEST_STK_MMIO_BAR1] >> 8; + mask = phb->nest_regs[PEC_NEST_STK_MMIO_BAR1_MASK]; + size = ((~mask) >> 8) + 1; + snprintf(name, sizeof(name), "pec-%d.%d-phb-%d-mmio1", + pec->chip_id, pec->index, stack_no); + memory_region_init(&phb->mmbar1, OBJECT(phb), name, size); + memory_region_add_subregion(sysmem, bar, &phb->mmbar1); + phb->mmio1_base = bar; + phb->mmio1_size = size; + } + if (!memory_region_is_mapped(&phb->phbbar) && + (bar_en & PEC_NEST_STK_BAR_EN_PHB)) { + bar = phb->nest_regs[PEC_NEST_STK_PHB_REGS_BAR] >> 8; + size = PNV_PHB4_NUM_REGS << 3; + snprintf(name, sizeof(name), "pec-%d.%d-phb-%d", + pec->chip_id, pec->index, stack_no); + memory_region_init(&phb->phbbar, OBJECT(phb), name, size); + memory_region_add_subregion(sysmem, bar, &phb->phbbar); + } + if (!memory_region_is_mapped(&phb->intbar) && + (bar_en & PEC_NEST_STK_BAR_EN_INT)) { + bar = phb->nest_regs[PEC_NEST_STK_INT_BAR] >> 8; + size = PNV_PHB4_MAX_INTs << 16; + snprintf(name, sizeof(name), "pec-%d.%d-phb-%d-int", + phb->pec->chip_id, phb->pec->index, stack_no); + memory_region_init(&phb->intbar, OBJECT(phb), name, size); + memory_region_add_subregion(sysmem, bar, &phb->intbar); + } + + /* Update PHB */ + pnv_phb4_update_regions(phb); +} + +static void pnv_pec_stk_nest_xscom_write(void *opaque, hwaddr addr, + uint64_t val, unsigned size) +{ + PnvPHB4 *phb = PNV_PHB4(opaque); + PnvPhb4PecState *pec = phb->pec; + uint32_t reg = addr >> 3; + + switch (reg) { + case PEC_NEST_STK_PCI_NEST_FIR: + phb->nest_regs[PEC_NEST_STK_PCI_NEST_FIR] = val; + break; + case PEC_NEST_STK_PCI_NEST_FIR_CLR: + phb->nest_regs[PEC_NEST_STK_PCI_NEST_FIR] &= val; + break; + case PEC_NEST_STK_PCI_NEST_FIR_SET: + phb->nest_regs[PEC_NEST_STK_PCI_NEST_FIR] |= val; + break; + case PEC_NEST_STK_PCI_NEST_FIR_MSK: + phb->nest_regs[PEC_NEST_STK_PCI_NEST_FIR_MSK] = val; + break; + case PEC_NEST_STK_PCI_NEST_FIR_MSKC: + phb->nest_regs[PEC_NEST_STK_PCI_NEST_FIR_MSK] &= val; + break; + case PEC_NEST_STK_PCI_NEST_FIR_MSKS: + phb->nest_regs[PEC_NEST_STK_PCI_NEST_FIR_MSK] |= val; + break; + case PEC_NEST_STK_PCI_NEST_FIR_ACT0: + case PEC_NEST_STK_PCI_NEST_FIR_ACT1: + phb->nest_regs[reg] = val; + break; + case PEC_NEST_STK_PCI_NEST_FIR_WOF: + phb->nest_regs[reg] = 0; + break; + case PEC_NEST_STK_ERR_REPORT_0: + case PEC_NEST_STK_ERR_REPORT_1: + case PEC_NEST_STK_PBCQ_GNRL_STATUS: + /* Flag error ? */ + break; + case PEC_NEST_STK_PBCQ_MODE: + phb->nest_regs[reg] = val & 0xff00000000000000ull; + break; + case PEC_NEST_STK_MMIO_BAR0: + case PEC_NEST_STK_MMIO_BAR0_MASK: + case PEC_NEST_STK_MMIO_BAR1: + case PEC_NEST_STK_MMIO_BAR1_MASK: + if (phb->nest_regs[PEC_NEST_STK_BAR_EN] & + (PEC_NEST_STK_BAR_EN_MMIO0 | + PEC_NEST_STK_BAR_EN_MMIO1)) { + phb_pec_error(pec, "Changing enabled BAR unsupported\n"); + } + phb->nest_regs[reg] = val & 0xffffffffff000000ull; + break; + case PEC_NEST_STK_PHB_REGS_BAR: + if (phb->nest_regs[PEC_NEST_STK_BAR_EN] & PEC_NEST_STK_BAR_EN_PHB) { + phb_pec_error(pec, "Changing enabled BAR unsupported\n"); + } + phb->nest_regs[reg] = val & 0xffffffffffc00000ull; + break; + case PEC_NEST_STK_INT_BAR: + if (phb->nest_regs[PEC_NEST_STK_BAR_EN] & PEC_NEST_STK_BAR_EN_INT) { + phb_pec_error(pec, "Changing enabled BAR unsupported\n"); + } + phb->nest_regs[reg] = val & 0xfffffff000000000ull; + break; + case PEC_NEST_STK_BAR_EN: + phb->nest_regs[reg] = val & 0xf000000000000000ull; + pnv_pec_phb_update_map(phb); + break; + case PEC_NEST_STK_DATA_FRZ_TYPE: + case PEC_NEST_STK_PBCQ_TUN_BAR: + /* Not used for now */ + phb->nest_regs[reg] = val; + break; + default: + qemu_log_mask(LOG_UNIMP, "phb4_pec: nest_xscom_write 0x%"HWADDR_PRIx + "=%"PRIx64"\n", addr, val); + } +} + +static const MemoryRegionOps pnv_pec_stk_nest_xscom_ops = { + .read = pnv_pec_stk_nest_xscom_read, + .write = pnv_pec_stk_nest_xscom_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 uint64_t pnv_pec_stk_pci_xscom_read(void *opaque, hwaddr addr, + unsigned size) +{ + PnvPHB4 *phb = PNV_PHB4(opaque); + uint32_t reg = addr >> 3; + + /* TODO: add list of allowed registers and error out if not */ + return phb->pci_regs[reg]; +} + +static void pnv_pec_stk_pci_xscom_write(void *opaque, hwaddr addr, + uint64_t val, unsigned size) +{ + PnvPHB4 *phb = PNV_PHB4(opaque); + uint32_t reg = addr >> 3; + + switch (reg) { + case PEC_PCI_STK_PCI_FIR: + phb->pci_regs[reg] = val; + break; + case PEC_PCI_STK_PCI_FIR_CLR: + phb->pci_regs[PEC_PCI_STK_PCI_FIR] &= val; + break; + case PEC_PCI_STK_PCI_FIR_SET: + phb->pci_regs[PEC_PCI_STK_PCI_FIR] |= val; + break; + case PEC_PCI_STK_PCI_FIR_MSK: + phb->pci_regs[reg] = val; + break; + case PEC_PCI_STK_PCI_FIR_MSKC: + phb->pci_regs[PEC_PCI_STK_PCI_FIR_MSK] &= val; + break; + case PEC_PCI_STK_PCI_FIR_MSKS: + phb->pci_regs[PEC_PCI_STK_PCI_FIR_MSK] |= val; + break; + case PEC_PCI_STK_PCI_FIR_ACT0: + case PEC_PCI_STK_PCI_FIR_ACT1: + phb->pci_regs[reg] = val; + break; + case PEC_PCI_STK_PCI_FIR_WOF: + phb->pci_regs[reg] = 0; + break; + case PEC_PCI_STK_ETU_RESET: + phb->pci_regs[reg] = val & 0x8000000000000000ull; + /* TODO: Implement reset */ + break; + case PEC_PCI_STK_PBAIB_ERR_REPORT: + break; + case PEC_PCI_STK_PBAIB_TX_CMD_CRED: + case PEC_PCI_STK_PBAIB_TX_DAT_CRED: + phb->pci_regs[reg] = val; + break; + default: + qemu_log_mask(LOG_UNIMP, "phb4_pec_stk: pci_xscom_write 0x%"HWADDR_PRIx + "=%"PRIx64"\n", addr, val); + } +} + +static const MemoryRegionOps pnv_pec_stk_pci_xscom_ops = { + .read = pnv_pec_stk_pci_xscom_read, + .write = pnv_pec_stk_pci_xscom_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 int pnv_phb4_map_irq(PCIDevice *pci_dev, int irq_num) { /* Check that out properly ... */ @@ -958,7 +1267,9 @@ static void pnv_phb4_translate_tve(PnvPhb4DMASpace *ds, hwaddr addr, /* TODO: Limit to support IO page sizes */ /* TODO: Multi-level untested */ - while ((lev--) >= 0) { + do { + lev--; + /* Grab the TCE address */ taddr = base | (((addr >> sh) & ((1ul << tbl_shift) - 1)) << 3); if (dma_memory_read(&address_space_memory, taddr, &tce, @@ -979,21 +1290,22 @@ static void pnv_phb4_translate_tve(PnvPhb4DMASpace *ds, hwaddr addr, } sh -= tbl_shift; base = tce & ~0xfffull; - } + } while (lev >= 0); /* We exit the loop with TCE being the final TCE */ - tce_mask = ~((1ull << tce_shift) - 1); - tlb->iova = addr & tce_mask; - tlb->translated_addr = tce & tce_mask; - tlb->addr_mask = ~tce_mask; - tlb->perm = tce & 3; if ((is_write & !(tce & 2)) || ((!is_write) && !(tce & 1))) { phb_error(ds->phb, "TCE access fault at 0x%"PRIx64, taddr); phb_error(ds->phb, " xlate %"PRIx64":%c TVE=%"PRIx64, addr, is_write ? 'W' : 'R', tve); phb_error(ds->phb, " tta=%"PRIx64" lev=%d tts=%d tps=%d", tta, lev, tts, tps); + return; } + tce_mask = ~((1ull << tce_shift) - 1); + tlb->iova = addr & tce_mask; + tlb->translated_addr = tce & tce_mask; + tlb->addr_mask = ~tce_mask; + tlb->perm = tce & 3; } } @@ -1063,6 +1375,23 @@ static const TypeInfo pnv_phb4_iommu_memory_region_info = { }; /* + * Return the index/phb-id of a PHB4 that belongs to a + * pec->stacks[stack_index] stack. + */ +int pnv_phb4_pec_get_phb_id(PnvPhb4PecState *pec, int stack_index) +{ + PnvPhb4PecClass *pecc = PNV_PHB4_PEC_GET_CLASS(pec); + int index = pec->index; + int offset = 0; + + while (index--) { + offset += pecc->num_phbs[index]; + } + + return offset + stack_index; +} + +/* * MSI/MSIX memory region implementation. * The handler handles both MSI and MSIX. */ @@ -1151,6 +1480,52 @@ static AddressSpace *pnv_phb4_dma_iommu(PCIBus *bus, void *opaque, int devfn) return &ds->dma_as; } +static void pnv_phb4_xscom_realize(PnvPHB4 *phb) +{ + PnvPhb4PecState *pec = phb->pec; + PnvPhb4PecClass *pecc = PNV_PHB4_PEC_GET_CLASS(pec); + int stack_no = pnv_phb4_get_phb_stack_no(phb); + uint32_t pec_nest_base; + uint32_t pec_pci_base; + char name[64]; + + assert(pec); + + /* Initialize the XSCOM regions for the stack registers */ + snprintf(name, sizeof(name), "xscom-pec-%d.%d-nest-phb-%d", + pec->chip_id, pec->index, stack_no); + pnv_xscom_region_init(&phb->nest_regs_mr, OBJECT(phb), + &pnv_pec_stk_nest_xscom_ops, phb, name, + PHB4_PEC_NEST_STK_REGS_COUNT); + + snprintf(name, sizeof(name), "xscom-pec-%d.%d-pci-phb-%d", + pec->chip_id, pec->index, stack_no); + pnv_xscom_region_init(&phb->pci_regs_mr, OBJECT(phb), + &pnv_pec_stk_pci_xscom_ops, phb, name, + PHB4_PEC_PCI_STK_REGS_COUNT); + + /* PHB pass-through */ + snprintf(name, sizeof(name), "xscom-pec-%d.%d-pci-phb-%d", + pec->chip_id, pec->index, stack_no); + pnv_xscom_region_init(&phb->phb_regs_mr, OBJECT(phb), + &pnv_phb4_xscom_ops, phb, name, 0x40); + + pec_nest_base = pecc->xscom_nest_base(pec); + pec_pci_base = pecc->xscom_pci_base(pec); + + /* Populate the XSCOM address space. */ + pnv_xscom_add_subregion(pec->chip, + pec_nest_base + 0x40 * (stack_no + 1), + &phb->nest_regs_mr); + pnv_xscom_add_subregion(pec->chip, + pec_pci_base + 0x40 * (stack_no + 1), + &phb->pci_regs_mr); + pnv_xscom_add_subregion(pec->chip, + pec_pci_base + PNV9_XSCOM_PEC_PCI_STK0 + + 0x40 * stack_no, + &phb->phb_regs_mr); +} + static void pnv_phb4_instance_init(Object *obj) { PnvPHB4 *phb = PNV_PHB4(obj); @@ -1159,12 +1534,35 @@ static void pnv_phb4_instance_init(Object *obj) /* XIVE interrupt source object */ object_initialize_child(obj, "source", &phb->xsrc, TYPE_XIVE_SOURCE); +} + +static PnvPhb4PecState *pnv_phb4_get_pec(PnvChip *chip, PnvPHB4 *phb, + Error **errp) +{ + Pnv9Chip *chip9 = PNV9_CHIP(chip); + int chip_id = phb->chip_id; + int index = phb->phb_id; + int i, j; + + 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 = &chip9->pecs[i]; - /* Root Port */ - object_initialize_child(obj, "root", &phb->root, TYPE_PNV_PHB4_ROOT_PORT); + for (j = 0; j < pec->num_phbs; j++) { + if (index == pnv_phb4_pec_get_phb_id(pec, j)) { + return pec; + } + } + } - qdev_prop_set_int32(DEVICE(&phb->root), "addr", PCI_DEVFN(0, 0)); - qdev_prop_set_bit(DEVICE(&phb->root), "multifunction", false); + error_setg(errp, + "pnv-phb4 chip-id %d index %d didn't match any existing PEC", + chip_id, index); + + return NULL; } static void pnv_phb4_realize(DeviceState *dev, Error **errp) @@ -1172,10 +1570,39 @@ static void pnv_phb4_realize(DeviceState *dev, Error **errp) PnvPHB4 *phb = PNV_PHB4(dev); PCIHostState *pci = PCI_HOST_BRIDGE(dev); XiveSource *xsrc = &phb->xsrc; + Error *local_err = NULL; int nr_irqs; char name[32]; - assert(phb->stack); + /* User created PHB */ + if (!phb->pec) { + PnvMachineState *pnv = PNV_MACHINE(qdev_get_machine()); + PnvChip *chip = pnv_get_chip(pnv, phb->chip_id); + BusState *s; + + if (!chip) { + error_setg(errp, "invalid chip id: %d", phb->chip_id); + return; + } + + phb->pec = pnv_phb4_get_pec(chip, phb, &local_err); + if (local_err) { + error_propagate(errp, local_err); + return; + } + + /* + * Reparent user created devices to the chip to build + * correctly the device tree. + */ + pnv_chip_parent_fixup(chip, OBJECT(phb), phb->phb_id); + + s = qdev_get_parent_bus(DEVICE(chip)); + if (!qdev_set_parent_bus(DEVICE(phb), s, &local_err)) { + error_propagate(errp, local_err); + return; + } + } /* Set the "big_phb" flag */ phb->big_phb = phb->phb_id == 0 || phb->phb_id == 3; @@ -1208,11 +1635,6 @@ static void pnv_phb4_realize(DeviceState *dev, Error **errp) pci_setup_iommu(pci->bus, pnv_phb4_dma_iommu, phb); pci->bus->flags |= PCI_BUS_EXTENDED_CONFIG_SPACE; - /* Add a single Root port */ - qdev_prop_set_uint8(DEVICE(&phb->root), "chassis", phb->chip_id); - qdev_prop_set_uint16(DEVICE(&phb->root), "slot", phb->phb_id); - qdev_realize(DEVICE(&phb->root), BUS(pci->bus), &error_fatal); - /* Setup XIVE Source */ if (phb->big_phb) { nr_irqs = PNV_PHB4_MAX_INTs; @@ -1228,6 +1650,8 @@ static void pnv_phb4_realize(DeviceState *dev, Error **errp) pnv_phb4_update_xsrc(phb); phb->qirqs = qemu_allocate_irqs(xive_source_set_irq, xsrc, xsrc->nr_irqs); + + pnv_phb4_xscom_realize(phb); } static const char *pnv_phb4_root_bus_path(PCIHostState *host_bridge, @@ -1261,9 +1685,8 @@ static void pnv_phb4_xive_notify(XiveNotifier *xf, uint32_t srcno) static Property pnv_phb4_properties[] = { DEFINE_PROP_UINT32("index", PnvPHB4, phb_id, 0), DEFINE_PROP_UINT32("chip-id", PnvPHB4, chip_id, 0), - DEFINE_PROP_UINT64("version", PnvPHB4, version, 0), - DEFINE_PROP_LINK("stack", PnvPHB4, stack, TYPE_PNV_PHB4_PEC_STACK, - PnvPhb4PecStack *), + DEFINE_PROP_LINK("pec", PnvPHB4, pec, TYPE_PNV_PHB4_PEC, + PnvPhb4PecState *), DEFINE_PROP_END_OF_LIST(), }; @@ -1277,7 +1700,7 @@ static void pnv_phb4_class_init(ObjectClass *klass, void *data) dc->realize = pnv_phb4_realize; device_class_set_props(dc, pnv_phb4_properties); set_bit(DEVICE_CATEGORY_BRIDGE, dc->categories); - dc->user_creatable = false; + dc->user_creatable = true; xfc->notify = pnv_phb4_xive_notify; } @@ -1338,8 +1761,23 @@ static void pnv_phb4_root_port_reset(DeviceState *dev) static void pnv_phb4_root_port_realize(DeviceState *dev, Error **errp) { PCIERootPortClass *rpc = PCIE_ROOT_PORT_GET_CLASS(dev); + PCIDevice *pci = PCI_DEVICE(dev); + PCIBus *bus = pci_get_bus(pci); + PnvPHB4 *phb = NULL; Error *local_err = NULL; + phb = (PnvPHB4 *) object_dynamic_cast(OBJECT(bus->qbus.parent), + TYPE_PNV_PHB4); + + if (!phb) { + error_setg(errp, "%s must be connected to pnv-phb4 buses", dev->id); + return; + } + + /* Set unique chassis/slot values for the root port */ + qdev_prop_set_uint8(&pci->qdev, "chassis", phb->chip_id); + qdev_prop_set_uint16(&pci->qdev, "slot", phb->phb_id); + rpc->parent_realize(dev, &local_err); if (local_err) { error_propagate(errp, local_err); @@ -1354,7 +1792,7 @@ static void pnv_phb4_root_port_class_init(ObjectClass *klass, void *data) PCIERootPortClass *rpc = PCIE_ROOT_PORT_CLASS(klass); dc->desc = "IBM PHB4 PCIE Root Port"; - dc->user_creatable = false; + dc->user_creatable = true; device_class_set_parent_realize(dc, pnv_phb4_root_port_realize, &rpc->parent_realize); @@ -1388,32 +1826,6 @@ static void pnv_phb4_register_types(void) type_init(pnv_phb4_register_types); -void pnv_phb4_update_regions(PnvPhb4PecStack *stack) -{ - PnvPHB4 *phb = &stack->phb; - - /* Unmap first always */ - if (memory_region_is_mapped(&phb->mr_regs)) { - memory_region_del_subregion(&stack->phbbar, &phb->mr_regs); - } - if (memory_region_is_mapped(&phb->xsrc.esb_mmio)) { - memory_region_del_subregion(&stack->intbar, &phb->xsrc.esb_mmio); - } - - /* Map registers if enabled */ - if (memory_region_is_mapped(&stack->phbbar)) { - memory_region_add_subregion(&stack->phbbar, 0, &phb->mr_regs); - } - - /* Map ESB if enabled */ - if (memory_region_is_mapped(&stack->intbar)) { - memory_region_add_subregion(&stack->intbar, 0, &phb->xsrc.esb_mmio); - } - - /* Check/update m32 */ - pnv_phb4_check_all_mbt(phb); -} - void pnv_phb4_pic_print_info(PnvPHB4 *phb, Monitor *mon) { uint32_t offset = phb->regs[PHB_INT_NOTIFY_INDEX >> 3]; 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