summaryrefslogtreecommitdiff
path: root/include/acpi/actbl.h
diff options
context:
space:
mode:
authorBob Moore <robert.moore@intel.com>2009-07-27 10:53:00 +0800
committerLen Brown <len.brown@intel.com>2009-08-28 19:40:38 -0400
commit6e2d5ebd0d36199920676fdceaff4f4bfe66297b (patch)
tree334c129986a3ae126378a001d871d3e4267db6ea /include/acpi/actbl.h
parentb24aad44438d5bc21cbbfb94a99d9bf710d8295b (diff)
downloadlinux-sh-6e2d5ebd0d36199920676fdceaff4f4bfe66297b.tar.gz
ACPICA: ACPI 4: Update headers for new and changed ACPI tables.
Add IVRS,MSCT,UEFI,WAET,WDAT. Updated several existing tables for ACPI 4.0-related changes. Added document references for all tables not defined in ACPI spec. Signed-off-by: Bob Moore <robert.moore@intel.com> Signed-off-by: Lin Ming <ming.m.lin@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'include/acpi/actbl.h')
-rw-r--r--include/acpi/actbl.h30
1 files changed, 18 insertions, 12 deletions
diff --git a/include/acpi/actbl.h b/include/acpi/actbl.h
index 55fcfc6725b2..1b6587952604 100644
--- a/include/acpi/actbl.h
+++ b/include/acpi/actbl.h
@@ -58,8 +58,9 @@
******************************************************************************/
/*
- * Values for description table header signatures. Useful because they make
- * it more difficult to inadvertently type in the wrong signature.
+ * Values for description table header signatures for tables defined in this
+ * file. Useful because they make it more difficult to inadvertently type in
+ * the wrong signature.
*/
#define ACPI_SIG_DSDT "DSDT" /* Differentiated System Description Table */
#define ACPI_SIG_FADT "FACP" /* Fixed ACPI Description Table */
@@ -123,6 +124,7 @@ struct acpi_generic_address {
/*******************************************************************************
*
* RSDP - Root System Description Pointer (Signature is "RSD PTR ")
+ * Version 2
*
******************************************************************************/
@@ -143,6 +145,7 @@ struct acpi_table_rsdp {
/*******************************************************************************
*
* RSDT/XSDT - Root System Description Tables
+ * Version 1 (both)
*
******************************************************************************/
@@ -176,23 +179,24 @@ struct acpi_table_facs {
u8 reserved1[24]; /* Reserved, must be zero */
};
-/* global_lock flags */
+/* Masks for global_lock flag field above */
#define ACPI_GLOCK_PENDING (1) /* 00: Pending global lock ownership */
#define ACPI_GLOCK_OWNED (1<<1) /* 01: Global lock is owned */
-/* Flags */
+/* Masks for Flags field above */
#define ACPI_FACS_S4_BIOS_PRESENT (1) /* 00: S4BIOS support is present */
#define ACPI_FACS_64BIT_WAKE (1<<1) /* 01: 64-bit wake vector supported (ACPI 4.0) */
-/* ospm_flags */
+/* Masks for ospm_flags field above */
#define ACPI_FACS_64BIT_ENVIRONMENT (1) /* 00: 64-bit wake environment is required (ACPI 4.0) */
/*******************************************************************************
*
* FADT - Fixed ACPI Description Table (Signature "FACP")
+ * Version 4
*
******************************************************************************/
@@ -253,7 +257,7 @@ struct acpi_table_fadt {
struct acpi_generic_address xgpe1_block; /* 64-bit Extended General Purpose Event 1 Reg Blk address */
};
-/* FADT Boot Architecture Flags (boot_flags) */
+/* Masks for FADT Boot Architecture Flags (boot_flags) */
#define ACPI_FADT_LEGACY_DEVICES (1) /* 00: [V2] System has LPC or ISA bus devices */
#define ACPI_FADT_8042 (1<<1) /* 01: [V3] System has an 8042 controller on port 60/64 */
@@ -263,7 +267,7 @@ struct acpi_table_fadt {
#define FADT2_REVISION_ID 3
-/* FADT flags */
+/* Masks for FADT flags */
#define ACPI_FADT_WBINVD (1) /* 00: [V1] The wbinvd instruction works properly */
#define ACPI_FADT_WBINVD_FLUSH (1<<1) /* 01: [V1] wbinvd flushes but does not invalidate caches */
@@ -286,7 +290,7 @@ struct acpi_table_fadt {
#define ACPI_FADT_APIC_CLUSTER (1<<18) /* 18: [V4] All local APICs must use cluster model (ACPI 3.0) */
#define ACPI_FADT_APIC_PHYSICAL (1<<19) /* 19: [V4] All local x_aPICs must use physical dest mode (ACPI 3.0) */
-/* FADT Prefered Power Management Profiles */
+/* Values for preferred_profile (Prefered Power Management Profiles) */
enum acpi_prefered_pm_profiles {
PM_UNSPECIFIED = 0,
@@ -304,14 +308,16 @@ enum acpi_prefered_pm_profiles {
#define ACPI_FADT_OFFSET(f) (u8) ACPI_OFFSET (struct acpi_table_fadt, f)
+/*
+ * Internal table-related structures
+ */
union acpi_name_union {
u32 integer;
char ascii[4];
};
-/*
- * Internal ACPI Table Descriptor. One per ACPI table
- */
+/* Internal ACPI Table Descriptor. One per ACPI table. */
+
struct acpi_table_desc {
acpi_physical_address address;
struct acpi_table_header *pointer;
@@ -321,7 +327,7 @@ struct acpi_table_desc {
u8 flags;
};
-/* Flags for above */
+/* Masks for Flags field above */
#define ACPI_TABLE_ORIGIN_UNKNOWN (0)
#define ACPI_TABLE_ORIGIN_MAPPED (1)