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-rw-r--r--hw/arm/virt-acpi-build.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c
index a9a78d904a..4b9687439d 100644
--- a/hw/arm/virt-acpi-build.c
+++ b/hw/arm/virt-acpi-build.c
@@ -729,10 +729,11 @@ build_dsdt(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms)
MachineState *ms = MACHINE(vms);
const MemMapEntry *memmap = vms->memmap;
const int *irqmap = vms->irqmap;
+ AcpiTable table = { .sig = "DSDT", .rev = 2, .oem_id = vms->oem_id,
+ .oem_table_id = vms->oem_table_id };
+ acpi_table_begin(&table, table_data);
dsdt = init_aml_allocator();
- /* Reserve space for header */
- acpi_data_push(dsdt->buf, sizeof(AcpiTableHeader));
/* When booting the VM with UEFI, UEFI takes ownership of the RTC hardware.
* While UEFI can use libfdt to disable the RTC device node in the DTB that
@@ -779,12 +780,10 @@ build_dsdt(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms)
aml_append(dsdt, scope);
- /* copy AML table into ACPI tables blob and patch header there */
+ /* copy AML table into ACPI tables blob */
g_array_append_vals(table_data, dsdt->buf->data, dsdt->buf->len);
- build_header(linker, table_data,
- (void *)(table_data->data + table_data->len - dsdt->buf->len),
- "DSDT", dsdt->buf->len, 2, vms->oem_id,
- vms->oem_table_id);
+
+ acpi_table_end(linker, &table);
free_aml_allocator();
}