summary refs log tree commit diff stats
path: root/hw/ppc
diff options
context:
space:
mode:
Diffstat (limited to 'hw/ppc')
-rw-r--r--hw/ppc/prep.c21
-rw-r--r--hw/ppc/spapr.c3
-rw-r--r--hw/ppc/spapr_irq.c22
-rw-r--r--hw/ppc/spapr_pci.c8
4 files changed, 36 insertions, 18 deletions
diff --git a/hw/ppc/prep.c b/hw/ppc/prep.c
index 162b27a3b8..2afb7f437e 100644
--- a/hw/ppc/prep.c
+++ b/hw/ppc/prep.c
@@ -502,6 +502,7 @@ static void ppc_prep_init(MachineState *machine)
     }
     qdev_prop_set_string(dev, "bios-name", bios_name);
     qdev_prop_set_uint32(dev, "elf-machine", PPC_ELF_MACHINE);
+    qdev_prop_set_bit(dev, "is-legacy-prep", true);
     pcihost = PCI_HOST_BRIDGE(dev);
     object_property_add_child(qdev_get_machine(), "raven", OBJECT(dev), NULL);
     qdev_init_nofail(dev);
@@ -620,7 +621,7 @@ static void ibm_40p_init(MachineState *machine)
     CPUPPCState *env = NULL;
     uint16_t cmos_checksum;
     PowerPCCPU *cpu;
-    DeviceState *dev;
+    DeviceState *dev, *i82378_dev;
     SysBusDevice *pcihost, *s;
     Nvram *m48t59 = NULL;
     PCIBus *pci_bus;
@@ -651,7 +652,7 @@ static void ibm_40p_init(MachineState *machine)
     /* PCI host */
     dev = qdev_create(NULL, "raven-pcihost");
     if (!bios_name) {
-        bios_name = BIOS_FILENAME;
+        bios_name = "openbios-ppc";
     }
     qdev_prop_set_string(dev, "bios-name", bios_name);
     qdev_prop_set_uint32(dev, "elf-machine", PPC_ELF_MACHINE);
@@ -665,14 +666,11 @@ static void ibm_40p_init(MachineState *machine)
     }
 
     /* PCI -> ISA bridge */
-    dev = DEVICE(pci_create_simple(pci_bus, PCI_DEVFN(11, 0), "i82378"));
-    qdev_connect_gpio_out(dev, 0,
+    i82378_dev = DEVICE(pci_create_simple(pci_bus, PCI_DEVFN(11, 0), "i82378"));
+    qdev_connect_gpio_out(i82378_dev, 0,
                           cpu->env.irq_inputs[PPC6xx_INPUT_INT]);
-    sysbus_connect_irq(pcihost, 0, qdev_get_gpio_in(dev, 15));
-    sysbus_connect_irq(pcihost, 1, qdev_get_gpio_in(dev, 13));
-    sysbus_connect_irq(pcihost, 2, qdev_get_gpio_in(dev, 15));
-    sysbus_connect_irq(pcihost, 3, qdev_get_gpio_in(dev, 13));
-    isa_bus = ISA_BUS(qdev_get_child_bus(dev, "isa.0"));
+    sysbus_connect_irq(pcihost, 0, qdev_get_gpio_in(i82378_dev, 15));
+    isa_bus = ISA_BUS(qdev_get_child_bus(i82378_dev, "isa.0"));
 
     /* Memory controller */
     dev = DEVICE(isa_create(isa_bus, "rs6000-mc"));
@@ -702,7 +700,10 @@ static void ibm_40p_init(MachineState *machine)
         qdev_prop_set_uint32(dev, "equipment", 0xc0);
         qdev_init_nofail(dev);
 
-        lsi53c810_create(pci_bus, PCI_DEVFN(1, 0));
+        dev = DEVICE(pci_create_simple(pci_bus, PCI_DEVFN(1, 0),
+                                       "lsi53c810"));
+        lsi53c8xx_handle_legacy_cmdline(dev);
+        qdev_connect_gpio_out(dev, 0, qdev_get_gpio_in(i82378_dev, 13));
 
         /* XXX: s3-trio at PCI_DEVFN(2, 0) */
         pci_vga_init(pci_bus);
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index 4a9dd4d9bc..98868d893a 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -1267,7 +1267,7 @@ static void *spapr_build_fdt(sPAPRMachineState *spapr,
     }
 
     QLIST_FOREACH(phb, &spapr->phbs, list) {
-        ret = spapr_populate_pci_dt(phb, PHANDLE_XICP, fdt);
+        ret = spapr_populate_pci_dt(phb, PHANDLE_XICP, fdt, smc->irq->nr_msis);
         if (ret < 0) {
             error_report("couldn't setup PCI devices in fdt");
             exit(1);
@@ -3971,6 +3971,7 @@ static void spapr_machine_3_0_class_options(MachineClass *mc)
     SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_3_0);
 
     smc->legacy_irq_allocation = true;
+    smc->irq = &spapr_irq_xics_legacy;
 }
 
 DEFINE_SPAPR_MACHINE(3_0, "3.0", false);
diff --git a/hw/ppc/spapr_irq.c b/hw/ppc/spapr_irq.c
index 0cbb5dd393..e77b94cc68 100644
--- a/hw/ppc/spapr_irq.c
+++ b/hw/ppc/spapr_irq.c
@@ -99,7 +99,7 @@ static void spapr_irq_init_xics(sPAPRMachineState *spapr, Error **errp)
 
     /* Initialize the MSI IRQ allocator. */
     if (!SPAPR_MACHINE_GET_CLASS(spapr)->legacy_irq_allocation) {
-        spapr_irq_msi_init(spapr, XICS_IRQ_BASE + nr_irqs - SPAPR_IRQ_MSI);
+        spapr_irq_msi_init(spapr, smc->irq->nr_msis);
     }
 
     if (kvm_enabled()) {
@@ -195,8 +195,13 @@ static void spapr_irq_print_info_xics(sPAPRMachineState *spapr, Monitor *mon)
     ics_pic_print_info(spapr->ics, mon);
 }
 
+#define SPAPR_IRQ_XICS_NR_IRQS     0x1000
+#define SPAPR_IRQ_XICS_NR_MSIS     \
+    (XICS_IRQ_BASE + SPAPR_IRQ_XICS_NR_IRQS - SPAPR_IRQ_MSI)
+
 sPAPRIrq spapr_irq_xics = {
-    .nr_irqs     = XICS_IRQS_SPAPR,
+    .nr_irqs     = SPAPR_IRQ_XICS_NR_IRQS,
+    .nr_msis     = SPAPR_IRQ_XICS_NR_MSIS,
 
     .init        = spapr_irq_init_xics,
     .claim       = spapr_irq_claim_xics,
@@ -284,3 +289,16 @@ int spapr_irq_find(sPAPRMachineState *spapr, int num, bool align, Error **errp)
 
     return first + ics->offset;
 }
+
+#define SPAPR_IRQ_XICS_LEGACY_NR_IRQS     0x400
+
+sPAPRIrq spapr_irq_xics_legacy = {
+    .nr_irqs     = SPAPR_IRQ_XICS_LEGACY_NR_IRQS,
+    .nr_msis     = SPAPR_IRQ_XICS_LEGACY_NR_IRQS,
+
+    .init        = spapr_irq_init_xics,
+    .claim       = spapr_irq_claim_xics,
+    .free        = spapr_irq_free_xics,
+    .qirq        = spapr_qirq_xics,
+    .print_info  = spapr_irq_print_info_xics,
+};
diff --git a/hw/ppc/spapr_pci.c b/hw/ppc/spapr_pci.c
index 6bcb4f419b..c2271e6ed4 100644
--- a/hw/ppc/spapr_pci.c
+++ b/hw/ppc/spapr_pci.c
@@ -2069,9 +2069,8 @@ static void spapr_phb_pci_enumerate(sPAPRPHBState *phb)
 
 }
 
-int spapr_populate_pci_dt(sPAPRPHBState *phb,
-                          uint32_t xics_phandle,
-                          void *fdt)
+int spapr_populate_pci_dt(sPAPRPHBState *phb, uint32_t xics_phandle, void *fdt,
+                          uint32_t nr_msis)
 {
     int bus_off, i, j, ret;
     gchar *nodename;
@@ -2138,8 +2137,7 @@ int spapr_populate_pci_dt(sPAPRPHBState *phb,
     _FDT(fdt_setprop(fdt, bus_off, "ranges", &ranges, sizeof_ranges));
     _FDT(fdt_setprop(fdt, bus_off, "reg", &bus_reg, sizeof(bus_reg)));
     _FDT(fdt_setprop_cell(fdt, bus_off, "ibm,pci-config-space-type", 0x1));
-    /* TODO: fine tune the total count of allocatable MSIs per PHB */
-    _FDT(fdt_setprop_cell(fdt, bus_off, "ibm,pe-total-#msi", XICS_IRQS_SPAPR));
+    _FDT(fdt_setprop_cell(fdt, bus_off, "ibm,pe-total-#msi", nr_msis));
 
     /* Dynamic DMA window */
     if (phb->ddw_enabled) {