diff options
| author | Bob Moore <robert.moore@intel.com> | 2009-07-24 09:30:17 +0400 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2009-08-29 03:40:38 +0400 |
| commit | b24aad44438d5bc21cbbfb94a99d9bf710d8295b (patch) | |
| tree | bc45461940a8bc515682cf190ee4ff2731e31a86 /include/acpi/actbl.h | |
| parent | 2f977b36e5f175e5126f280e7a94f0c53d1b1a16 (diff) | |
| download | linux-b24aad44438d5bc21cbbfb94a99d9bf710d8295b.tar.xz | |
ACPICA: Split large ACPI table header
Split out the non-acpi-defined ACPI tables into the existing
(but empty) actbl2.h file. Preparation for new ACPI 4.0 tables.
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.h | 35 |
1 files changed, 23 insertions, 12 deletions
diff --git a/include/acpi/actbl.h b/include/acpi/actbl.h index 0649a5670026..55fcfc6725b2 100644 --- a/include/acpi/actbl.h +++ b/include/acpi/actbl.h @@ -44,6 +44,19 @@ #ifndef __ACTBL_H__ #define __ACTBL_H__ +/******************************************************************************* + * + * Fundamental ACPI tables + * + * This file contains definitions for the ACPI tables that are directly consumed + * by ACPICA. All other tables are consumed by the OS-dependent ACPI-related + * device drivers and other OS support code. + * + * The RSDP and FACS do not use the common ACPI table header. All other ACPI + * tables use the header. + * + ******************************************************************************/ + /* * Values for description table header signatures. Useful because they make * it more difficult to inadvertently type in the wrong signature. @@ -65,11 +78,6 @@ #pragma pack(1) /* - * These are the ACPI tables that are directly consumed by the subsystem. - * - * The RSDP and FACS do not use the common ACPI table header. All other ACPI - * tables use the header. - * * Note about bitfields: The u8 type is used for bitfields in ACPI tables. * This is the only type that is even remotely portable. Anything else is not * portable, so do not use any other bitfield types. @@ -77,9 +85,8 @@ /******************************************************************************* * - * ACPI Table Header. This common header is used by all tables except the - * RSDP and FACS. The define is used for direct inclusion of header into - * other ACPI tables + * Master ACPI Table Header. This common header is used by all ACPI tables + * except the RSDP and FACS. * ******************************************************************************/ @@ -95,13 +102,16 @@ struct acpi_table_header { u32 asl_compiler_revision; /* ASL compiler version */ }; -/* +/******************************************************************************* + * * GAS - Generic Address Structure (ACPI 2.0+) * * Note: Since this structure is used in the ACPI tables, it is byte aligned. - * If misalignment is not supported, access to the Address field must be - * performed with care. - */ + * If misaliged access is not supported by the hardware, accesses to the + * 64-bit Address field must be performed with care. + * + ******************************************************************************/ + struct acpi_generic_address { u8 space_id; /* Address space where struct or register exists */ u8 bit_width; /* Size in bits of given register */ @@ -325,5 +335,6 @@ struct acpi_table_desc { */ #include <acpi/actbl1.h> +#include <acpi/actbl2.h> #endif /* __ACTBL_H__ */ |