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[PATCH-for-10.0,v2,09/13] hw/ppc/spapr: Create host bridge setting bar_at_addr_0_refused=false

Message ID 20241126112212.64524-10-philmd@linaro.org
State New
Headers show
Series hw/boards: Remove legacy MachineClass::pci_allow_0_address flag | expand

Commit Message

Philippe Mathieu-Daudé Nov. 26, 2024, 11:22 a.m. UTC 
Since all sPAPR machines set MachineClass::pci_allow_0_address
(see commit e402463073 "pci: allow 0 address for PCI IO/MEM
regions"), directly create the host bridge passing
bar_at_addr_0_refused=false to pci_register_root_bus().

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 hw/ppc/spapr.c     | 1 -
 hw/ppc/spapr_pci.c | 2 +-
 2 files changed, 1 insertion(+), 2 deletions(-)
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Patch

diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index 5c02037c564..8af56bd68a2 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -4600,7 +4600,6 @@  static void spapr_machine_class_init(ObjectClass *oc, void *data)
     mc->default_display = "std";
     mc->kvm_type = spapr_kvm_type;
     machine_class_allow_dynamic_sysbus_dev(mc, TYPE_SPAPR_PCI_HOST_BRIDGE);
-    mc->pci_allow_0_address = true;
     assert(!mc->get_hotplug_handler);
     mc->get_hotplug_handler = spapr_get_hotplug_handler;
     hc->pre_plug = spapr_machine_device_pre_plug;
diff --git a/hw/ppc/spapr_pci.c b/hw/ppc/spapr_pci.c
index e6e8018c1cd..1d12c0b4112 100644
--- a/hw/ppc/spapr_pci.c
+++ b/hw/ppc/spapr_pci.c
@@ -1886,7 +1886,7 @@  static void spapr_phb_realize(DeviceState *dev, Error **errp)
                                 pci_spapr_set_irq, pci_swizzle_map_irq_fn, sphb,
                                 &sphb->memspace, &sphb->iospace,
                                 PCI_DEVFN(0, 0), PCI_NUM_PINS,
-                                TYPE_PCI_BUS, true);
+                                TYPE_PCI_BUS, false);
 
     /*
      * Despite resembling a vanilla PCI bus in most ways, the PAPR