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-rw-r--r--hw/i386/acpi-build.c54
-rw-r--r--hw/i386/q35-acpi-dsdt.dsl46
2 files changed, 54 insertions, 46 deletions
diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c
index f454ac50e1..103a08f3bd 100644
--- a/hw/i386/acpi-build.c
+++ b/hw/i386/acpi-build.c
@@ -1633,8 +1633,21 @@ static void build_piix4_pci0_int(Aml *table)
static void build_q35_pci0_int(Aml *table)
{
+ Aml *field;
Aml *sb_scope = aml_scope("_SB");
+ 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));
@@ -1663,6 +1676,46 @@ static void build_q35_pci0_int(Aml *table)
aml_append(table, sb_scope);
}
+static void build_q35_isa_bridge(Aml *table)
+{
+ Aml *dev;
+ Aml *scope;
+ Aml *field;
+
+ scope = aml_scope("_SB.PCI0");
+ dev = aml_device("ISA");
+ aml_append(dev, aml_name_decl("_ADR", aml_int(0x001F0000)));
+
+ /* ICH9 PCI to ISA irq remapping */
+ aml_append(dev, aml_operation_region("PIRQ", AML_PCI_CONFIG,
+ 0x60, 0x0C));
+
+ aml_append(dev, aml_operation_region("LPCD", AML_PCI_CONFIG,
+ 0x80, 0x02));
+ field = aml_field("LPCD", AML_ANY_ACC, AML_NOLOCK, AML_PRESERVE);
+ aml_append(field, aml_named_field("COMA", 3));
+ aml_append(field, aml_reserved_field(1));
+ aml_append(field, aml_named_field("COMB", 3));
+ aml_append(field, aml_reserved_field(1));
+ aml_append(field, aml_named_field("LPTD", 2));
+ aml_append(field, aml_reserved_field(2));
+ aml_append(field, aml_named_field("FDCD", 2));
+ aml_append(dev, field);
+
+ aml_append(dev, aml_operation_region("LPCE", AML_PCI_CONFIG,
+ 0x82, 0x02));
+ /* enable bits */
+ field = aml_field("LPCE", AML_ANY_ACC, AML_NOLOCK, AML_PRESERVE);
+ aml_append(field, aml_named_field("CAEN", 1));
+ aml_append(field, aml_named_field("CBEN", 1));
+ aml_append(field, aml_named_field("LPEN", 1));
+ aml_append(field, aml_named_field("FDEN", 1));
+ aml_append(dev, field);
+
+ aml_append(scope, dev);
+ aml_append(table, scope);
+}
+
static void build_piix4_pm(Aml *table)
{
Aml *dev;
@@ -1790,6 +1843,7 @@ build_ssdt(GArray *table_data, GArray *linker,
build_piix4_pci0_int(ssdt);
} else {
build_hpet_aml(ssdt);
+ build_q35_isa_bridge(ssdt);
build_isa_devices_aml(ssdt);
build_q35_pci0_int(ssdt);
}
diff --git a/hw/i386/q35-acpi-dsdt.dsl b/hw/i386/q35-acpi-dsdt.dsl
index ec8a48c394..b01d4de6cf 100644
--- a/hw/i386/q35-acpi-dsdt.dsl
+++ b/hw/i386/q35-acpi-dsdt.dsl
@@ -114,39 +114,6 @@ DefinitionBlock (
}
/****************************************************************
- * LPC ISA bridge
- ****************************************************************/
-
- Scope(\_SB.PCI0) {
- /* PCI D31:f0 LPC ISA bridge */
- Device(ISA) {
- Name (_ADR, 0x001F0000) // _ADR: Address
-
- /* ICH9 PCI to ISA irq remapping */
- OperationRegion(PIRQ, PCI_Config, 0x60, 0x0C)
-
- OperationRegion(LPCD, PCI_Config, 0x80, 0x2)
- Field(LPCD, AnyAcc, NoLock, Preserve) {
- COMA, 3,
- , 1,
- COMB, 3,
-
- Offset(0x01),
- LPTD, 2,
- , 2,
- FDCD, 2
- }
- OperationRegion(LPCE, PCI_Config, 0x82, 0x2)
- Field(LPCE, AnyAcc, NoLock, Preserve) {
- CAEN, 1,
- CBEN, 1,
- LPEN, 1,
- FDEN, 1
- }
- }
- }
-
-/****************************************************************
* PCI IRQs
****************************************************************/
@@ -285,19 +252,6 @@ DefinitionBlock (
}
}
- Field(PCI0.ISA.PIRQ, ByteAcc, NoLock, Preserve) {
- PRQA, 8,
- PRQB, 8,
- PRQC, 8,
- PRQD, 8,
-
- Offset(0x08),
- PRQE, 8,
- PRQF, 8,
- PRQG, 8,
- PRQH, 8
- }
-
External(LNKA, DeviceObj)
External(LNKB, DeviceObj)
External(LNKC, DeviceObj)