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hw/i386/acpi-build: Resolve redundant attribute 

The is_piix4 attribute is set once in one location and read once in
another. Doing both in one location allows for removing the attribute
altogether.

Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20221026133110.91828-3-shentey@gmail.com>
Message-Id: <20221028103419.93398-3-shentey@gmail.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Bernhard Beschow 2022-10-28 12:34:18 +02:00 committed by Michael S. Tsirkin
parent 6f56d6de99
commit bbaa5c41fa
1 changed files with 6 additions and 14 deletions
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20
hw/i386/acpi-build.c
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@ -112,7 +112,6 @@ typedef struct AcpiPmInfo {
} AcpiPmInfo;
typedef struct AcpiMiscInfo {
bool is_piix4;
bool has_hpet;
#ifdef CONFIG_TPM
TPMVersion tpm_version;
@ -281,17 +280,6 @@ static void acpi_get_pm_info(MachineState *machine, AcpiPmInfo *pm)
static void acpi_get_misc_info(AcpiMiscInfo *info)
{
Object *piix = object_resolve_type_unambiguous(TYPE_PIIX4_PM);
Object *lpc = object_resolve_type_unambiguous(TYPE_ICH9_LPC_DEVICE);
assert(!!piix != !!lpc);
if (piix) {
info->is_piix4 = true;
}
if (lpc) {
info->is_piix4 = false;
}
info->has_hpet = hpet_find();
#ifdef CONFIG_TPM
info->tpm_version = tpm_get_version(tpm_find());
@ -1334,6 +1322,8 @@ build_dsdt(GArray *table_data, BIOSLinker *linker,
AcpiPmInfo *pm, AcpiMiscInfo *misc,
Range *pci_hole, Range *pci_hole64, MachineState *machine)
{
Object *piix = object_resolve_type_unambiguous(TYPE_PIIX4_PM);
Object *lpc = object_resolve_type_unambiguous(TYPE_ICH9_LPC_DEVICE);
CrsRangeEntry *entry;
Aml *dsdt, *sb_scope, *scope, *dev, *method, *field, *pkg, *crs;
CrsRangeSet crs_range_set;
@ -1354,11 +1344,13 @@ build_dsdt(GArray *table_data, BIOSLinker *linker,
AcpiTable table = { .sig = "DSDT", .rev = 1, .oem_id = x86ms->oem_id,
.oem_table_id = x86ms->oem_table_id };
assert(!!piix != !!lpc);
acpi_table_begin(&table, table_data);
dsdt = init_aml_allocator();
build_dbg_aml(dsdt);
if (misc->is_piix4) {
if (piix) {
sb_scope = aml_scope("_SB");
dev = aml_device("PCI0");
aml_append(dev, aml_name_decl("_HID", aml_eisaid("PNP0A03")));
@ -1371,7 +1363,7 @@ build_dsdt(GArray *table_data, BIOSLinker *linker,
build_x86_acpi_pci_hotplug(dsdt, pm->pcihp_io_base);
}
build_piix4_pci0_int(dsdt);
} else {
} else if (lpc) {
sb_scope = aml_scope("_SB");
dev = aml_device("PCI0");
aml_append(dev, aml_name_decl("_HID", aml_eisaid("PNP0A08")));