acpi: make build_madt() more generic.

Remove PCMachineState dependency from build_madt().
Pass AcpiDeviceIf as separate argument instead of
depending on PCMachineState->acpi_dev.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Message-Id: <20200520132003.9492-6-kraxel@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c
index 1ecb68f..d217fc1 100644 (file)
--- a/hw/i386/acpi-build.c
+++ b/hw/i386/acpi-build.c
@@ -366,14 +366,13 @@ void pc_madt_cpu_entry(AcpiDeviceIf *adev, int uid,
 }
 
 static void
-build_madt(GArray *table_data, BIOSLinker *linker, PCMachineState *pcms)
+build_madt(GArray *table_data, BIOSLinker *linker,
+           X86MachineState *x86ms, AcpiDeviceIf *adev)
 {
-    MachineClass *mc = MACHINE_GET_CLASS(pcms);
-    X86MachineState *x86ms = X86_MACHINE(pcms);
-    const CPUArchIdList *apic_ids = mc->possible_cpu_arch_ids(MACHINE(pcms));
+    MachineClass *mc = MACHINE_GET_CLASS(x86ms);
+    const CPUArchIdList *apic_ids = mc->possible_cpu_arch_ids(MACHINE(x86ms));
     int madt_start = table_data->len;
-    AcpiDeviceIfClass *adevc = ACPI_DEVICE_IF_GET_CLASS(pcms->acpi_dev);
-    AcpiDeviceIf *adev = ACPI_DEVICE_IF(pcms->acpi_dev);
+    AcpiDeviceIfClass *adevc = ACPI_DEVICE_IF_GET_CLASS(adev);
     bool x2apic_mode = false;
 
     AcpiMultipleApicTable *madt;
@@ -2708,7 +2707,8 @@ void acpi_build(AcpiBuildTables *tables, MachineState *machine)
     aml_len += tables_blob->len - fadt;
 
     acpi_add_table(table_offsets, tables_blob);
-    build_madt(tables_blob, tables->linker, pcms);
+    build_madt(tables_blob, tables->linker, x86ms,
+               ACPI_DEVICE_IF(pcms->acpi_dev));
 
     vmgenid_dev = find_vmgenid_dev();
     if (vmgenid_dev) {