diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c index 26932b4e2c..e1483bb11a 100644 --- a/hw/i386/acpi-build.c +++ b/hw/i386/acpi-build.c @@ -435,10 +435,6 @@ static void build_append_pci_bus_devices(Aml *parent_scope, PCIBus *bus, pc = PCI_DEVICE_GET_CLASS(pdev); dc = DEVICE_GET_CLASS(pdev); - if (pc->class_id == PCI_CLASS_BRIDGE_ISA) { - continue; - } - /* * Cold plugged bridges aren't themselves hot-pluggable. * Hotplugged bridges *are* hot-pluggable. @@ -1006,7 +1002,6 @@ static void build_piix4_pci0_int(Aml *table) { Aml *dev; Aml *crs; - Aml *field; Aml *method; uint32_t irqs; Aml *sb_scope = aml_scope("_SB"); @@ -1015,13 +1010,6 @@ static void build_piix4_pci0_int(Aml *table) aml_append(pci0_scope, build_prt(true)); aml_append(sb_scope, pci0_scope); - field = aml_field("PCI0.ISA.P40C", AML_BYTE_ACC, AML_NOLOCK, AML_PRESERVE); - aml_append(field, aml_named_field("PRQ0", 8)); - aml_append(field, aml_named_field("PRQ1", 8)); - aml_append(field, aml_named_field("PRQ2", 8)); - aml_append(field, aml_named_field("PRQ3", 8)); - aml_append(sb_scope, field); - aml_append(sb_scope, build_irq_status_method()); aml_append(sb_scope, build_iqcr_method(true)); @@ -1125,7 +1113,6 @@ static Aml *build_q35_routing_table(const char *str) static void build_q35_pci0_int(Aml *table) { - Aml *field; Aml *method; Aml *sb_scope = aml_scope("_SB"); Aml *pci0_scope = aml_scope("PCI0"); @@ -1162,18 +1149,6 @@ static void build_q35_pci0_int(Aml *table) aml_append(pci0_scope, method); aml_append(sb_scope, pci0_scope); - field = aml_field("PCI0.ISA.PIRQ", AML_BYTE_ACC, AML_NOLOCK, AML_PRESERVE); - aml_append(field, aml_named_field("PRQA", 8)); - aml_append(field, aml_named_field("PRQB", 8)); - aml_append(field, aml_named_field("PRQC", 8)); - aml_append(field, aml_named_field("PRQD", 8)); - aml_append(field, aml_reserved_field(0x20)); - aml_append(field, aml_named_field("PRQE", 8)); - aml_append(field, aml_named_field("PRQF", 8)); - aml_append(field, aml_named_field("PRQG", 8)); - aml_append(field, aml_named_field("PRQH", 8)); - aml_append(sb_scope, field); - aml_append(sb_scope, build_irq_status_method()); aml_append(sb_scope, build_iqcr_method(false)); @@ -1238,54 +1213,6 @@ static Aml *build_q35_dram_controller(const AcpiMcfgInfo *mcfg) return dev; } -static void build_q35_isa_bridge(Aml *table) -{ - Aml *dev; - Aml *scope; - Object *obj; - bool ambiguous; - - /* - * temporarily fish out isa bridge, build_q35_isa_bridge() will be dropped - * once PCI is converted to AcpiDevAmlIf and would be ble to generate - * AML for bridge itself - */ - obj = object_resolve_path_type("", TYPE_ICH9_LPC_DEVICE, &ambiguous); - assert(obj && !ambiguous); - - scope = aml_scope("_SB.PCI0"); - dev = aml_device("ISA"); - aml_append(dev, aml_name_decl("_ADR", aml_int(0x001F0000))); - - call_dev_aml_func(DEVICE(obj), dev); - aml_append(scope, dev); - aml_append(table, scope); -} - -static void build_piix4_isa_bridge(Aml *table) -{ - Aml *dev; - Aml *scope; - Object *obj; - bool ambiguous; - - /* - * temporarily fish out isa bridge, build_piix4_isa_bridge() will be dropped - * once PCI is converted to AcpiDevAmlIf and would be ble to generate - * AML for bridge itself - */ - obj = object_resolve_path_type("", TYPE_PIIX3_PCI_DEVICE, &ambiguous); - assert(obj && !ambiguous); - - scope = aml_scope("_SB.PCI0"); - dev = aml_device("ISA"); - aml_append(dev, aml_name_decl("_ADR", aml_int(0x00010000))); - - call_dev_aml_func(DEVICE(obj), dev); - aml_append(scope, dev); - aml_append(table, scope); -} - static void build_x86_acpi_pci_hotplug(Aml *table, uint64_t pcihp_addr) { Aml *scope; @@ -1465,7 +1392,6 @@ build_dsdt(GArray *table_data, BIOSLinker *linker, aml_append(sb_scope, dev); aml_append(dsdt, sb_scope); - build_piix4_isa_bridge(dsdt); if (pm->pcihp_bridge_en || pm->pcihp_root_en) { build_x86_acpi_pci_hotplug(dsdt, pm->pcihp_io_base); } @@ -1510,7 +1436,6 @@ build_dsdt(GArray *table_data, BIOSLinker *linker, aml_append(dsdt, sb_scope); - build_q35_isa_bridge(dsdt); if (pm->pcihp_bridge_en) { build_x86_acpi_pci_hotplug(dsdt, pm->pcihp_io_base); } diff --git a/hw/isa/lpc_ich9.c b/hw/isa/lpc_ich9.c index 8694e58b21..0b0a83e080 100644 --- a/hw/isa/lpc_ich9.c +++ b/hw/isa/lpc_ich9.c @@ -809,6 +809,7 @@ static void ich9_send_gpe(AcpiDeviceIf *adev, AcpiEventStatusBits ev) static void build_ich9_isa_aml(AcpiDevAmlIf *adev, Aml *scope) { + Aml *field; BusChild *kid; ICH9LPCState *s = ICH9_LPC_DEVICE(adev); BusState *bus = BUS(s->isa_bus); @@ -816,6 +817,28 @@ static void build_ich9_isa_aml(AcpiDevAmlIf *adev, Aml *scope) /* ICH9 PCI to ISA irq remapping */ aml_append(scope, aml_operation_region("PIRQ", AML_PCI_CONFIG, aml_int(0x60), 0x0C)); + /* Fields declarion has to happen *after* operation region */ + field = aml_field("PIRQ", AML_BYTE_ACC, AML_NOLOCK, AML_PRESERVE); + aml_append(field, aml_named_field("PRQA", 8)); + aml_append(field, aml_named_field("PRQB", 8)); + aml_append(field, aml_named_field("PRQC", 8)); + aml_append(field, aml_named_field("PRQD", 8)); + aml_append(field, aml_reserved_field(0x20)); + aml_append(field, aml_named_field("PRQE", 8)); + aml_append(field, aml_named_field("PRQF", 8)); + aml_append(field, aml_named_field("PRQG", 8)); + aml_append(field, aml_named_field("PRQH", 8)); + aml_append(scope, field); + + /* hack: put fields into _SB scope for LNKx to find them */ + aml_append(scope, aml_alias("PRQA", "\\_SB.PRQA")); + aml_append(scope, aml_alias("PRQB", "\\_SB.PRQB")); + aml_append(scope, aml_alias("PRQC", "\\_SB.PRQC")); + aml_append(scope, aml_alias("PRQD", "\\_SB.PRQD")); + aml_append(scope, aml_alias("PRQE", "\\_SB.PRQE")); + aml_append(scope, aml_alias("PRQF", "\\_SB.PRQF")); + aml_append(scope, aml_alias("PRQG", "\\_SB.PRQG")); + aml_append(scope, aml_alias("PRQH", "\\_SB.PRQH")); QTAILQ_FOREACH(kid, &bus->children, sibling) { call_dev_aml_func(DEVICE(kid->child), scope); diff --git a/hw/isa/piix3.c b/hw/isa/piix3.c index 808fd4eadf..f9b4af5c05 100644 --- a/hw/isa/piix3.c +++ b/hw/isa/piix3.c @@ -316,12 +316,27 @@ static void pci_piix3_realize(PCIDevice *dev, Error **errp) static void build_pci_isa_aml(AcpiDevAmlIf *adev, Aml *scope) { + Aml *field; BusChild *kid; BusState *bus = qdev_get_child_bus(DEVICE(adev), "isa.0"); /* PIIX PCI to ISA irq remapping */ aml_append(scope, aml_operation_region("P40C", AML_PCI_CONFIG, - aml_int(0x60), 0x04)); + aml_int(0x60), 0x04)); + /* Fields declarion has to happen *after* operation region */ + field = aml_field("P40C", AML_BYTE_ACC, AML_NOLOCK, AML_PRESERVE); + aml_append(field, aml_named_field("PRQ0", 8)); + aml_append(field, aml_named_field("PRQ1", 8)); + aml_append(field, aml_named_field("PRQ2", 8)); + aml_append(field, aml_named_field("PRQ3", 8)); + aml_append(scope, field); + + /* hack: put fields into _SB scope for LNKx to find them */ + aml_append(scope, aml_alias("PRQ0", "\\_SB.PRQ0")); + aml_append(scope, aml_alias("PRQ1", "\\_SB.PRQ1")); + aml_append(scope, aml_alias("PRQ2", "\\_SB.PRQ2")); + aml_append(scope, aml_alias("PRQ3", "\\_SB.PRQ3")); + QTAILQ_FOREACH(kid, &bus->children, sibling) { call_dev_aml_func(DEVICE(kid->child), scope); }