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Diffstat (limited to 'hw/acpi/aml-build.c')
-rw-r--r--hw/acpi/aml-build.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c
index d02583747f..123160a94e 100644
--- a/hw/acpi/aml-build.c
+++ b/hw/acpi/aml-build.c
@@ -1493,6 +1493,8 @@ build_header(BIOSLinker *linker, GArray *table_data,
AcpiTableHeader *h, const char *sig, int len, uint8_t rev,
const char *oem_id, const char *oem_table_id)
{
+ unsigned tbl_offset = (char *)h - table_data->data;
+ unsigned checksum_offset = (char *)&h->checksum - table_data->data;
memcpy(&h->signature, sig, 4);
h->length = cpu_to_le32(len);
h->revision = rev;
@@ -1513,10 +1515,9 @@ build_header(BIOSLinker *linker, GArray *table_data,
h->oem_revision = cpu_to_le32(1);
memcpy(h->asl_compiler_id, ACPI_BUILD_APPNAME4, 4);
h->asl_compiler_revision = cpu_to_le32(1);
- h->checksum = 0;
/* Checksum to be filled in by Guest linker */
bios_linker_loader_add_checksum(linker, ACPI_BUILD_TABLE_FILE,
- h, len, &h->checksum);
+ tbl_offset, len, checksum_offset);
}
void *acpi_data_push(GArray *table_data, unsigned size)