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-rw-r--r--include/acpi/actbl.h19
1 files changed, 18 insertions, 1 deletions
diff --git a/include/acpi/actbl.h b/include/acpi/actbl.h
index 9b58a8f43771..94970880126f 100644
--- a/include/acpi/actbl.h
+++ b/include/acpi/actbl.h
@@ -146,7 +146,24 @@ struct acpi_table_rsdp {
u8 reserved[3]; /* Reserved, must be zero */
};
-#define ACPI_RSDP_REV0_SIZE 20 /* Size of original ACPI 1.0 RSDP */
+/* Standalone struct for the ACPI 1.0 RSDP */
+
+struct acpi_rsdp_common {
+ char signature[8];
+ u8 checksum;
+ char oem_id[ACPI_OEM_ID_SIZE];
+ u8 revision;
+ u32 rsdt_physical_address;
+};
+
+/* Standalone struct for the extended part of the RSDP (ACPI 2.0+) */
+
+struct acpi_rsdp_extension {
+ u32 length;
+ u64 xsdt_physical_address;
+ u8 extended_checksum;
+ u8 reserved[3];
+};
/*******************************************************************************
*