diff options
Diffstat (limited to 'hw/ppc')
| -rw-r--r-- | hw/ppc/spapr.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c index d063312a3b..447fb5c4ea 100644 --- a/hw/ppc/spapr.c +++ b/hw/ppc/spapr.c @@ -1168,6 +1168,7 @@ static void spapr_dt_ov5_platform_support(SpaprMachineState *spapr, void *fdt, static void spapr_dt_chosen(SpaprMachineState *spapr, void *fdt) { MachineState *machine = MACHINE(spapr); + SpaprMachineClass *smc = SPAPR_MACHINE_GET_CLASS(machine); int chosen; const char *boot_device = machine->boot_order; char *stdout_path = spapr_vio_stdout_path(spapr->vio_bus); @@ -1225,6 +1226,11 @@ static void spapr_dt_chosen(SpaprMachineState *spapr, void *fdt) _FDT(fdt_setprop_string(fdt, chosen, "stdout-path", stdout_path)); } + /* We can deal with BAR reallocation just fine, advertise it to the guest */ + if (smc->linux_pci_probe) { + _FDT(fdt_setprop_cell(fdt, chosen, "linux,pci-probe-only", 0)); + } + spapr_dt_ov5_platform_support(spapr, fdt, chosen); g_free(stdout_path); @@ -4476,6 +4482,7 @@ static void spapr_machine_class_init(ObjectClass *oc, void *data) spapr_caps_add_properties(smc, &error_abort); smc->irq = &spapr_irq_dual; smc->dr_phb_enabled = true; + smc->linux_pci_probe = true; } static const TypeInfo spapr_machine_info = { @@ -4535,12 +4542,14 @@ DEFINE_SPAPR_MACHINE(4_2, "4.2", true); */ static void spapr_machine_4_1_class_options(MachineClass *mc) { + SpaprMachineClass *smc = SPAPR_MACHINE_CLASS(mc); static GlobalProperty compat[] = { /* Only allow 4kiB and 64kiB IOMMU pagesizes */ { TYPE_SPAPR_PCI_HOST_BRIDGE, "pgsz", "0x11000" }, }; spapr_machine_4_2_class_options(mc); + smc->linux_pci_probe = false; compat_props_add(mc->compat_props, hw_compat_4_1, hw_compat_4_1_len); compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); } |