_I|Mjq؂File not found. "lm_J*j"Tz]!)F h )lzm eAo\ţ _I|+/* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */ /* * Wrapper so that #include will work without special include * paths. */ #include # l4( (  fB- |,# /* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */ /****************************************************************************** * * Name: acbuffer.h - Support for buffers returned by ACPI predefined names * * Copyright (C) 2000 - 2025, Intel Corp. * *****************************************************************************/ #ifndef __ACBUFFER_H__ #define __ACBUFFER_H__ /* * Contains buffer structures for these predefined names: * _FDE, _GRT, _GTM, _PLD, _SRT */ /* * Note: C bitfields are not used for this reason: * * "Bitfields are great and easy to read, but unfortunately the C language * does not specify the layout of bitfields in memory, which means they are * essentially useless for dealing with packed data in on-disk formats or * binary wire protocols." (Or ACPI tables and buffers.) "If you ask me, * this decision was a design error in C. Ritchie could have picked an order * and stuck with it." Norman Ramsey. * See http://stackoverflow.com/a/1053662/41661 */ /* _FDE return value */ struct acpi_fde_info { u32 floppy0; u32 floppy1; u32 floppy2; u32 floppy3; u32 tape; }; /* * _GRT return value * _SRT input value */ struct acpi_grt_info { u16 year; u8 month; u8 day; u8 hour; u8 minute; u8 second; u8 valid; u16 milliseconds; u16 timezone; u8 daylight; u8 reserved[3]; }; /* _GTM return value */ struct acpi_gtm_info { u32 pio_speed0; u32 dma_speed0; u32 pio_speed1; u32 dma_speed1; u32 flags; }; /* * Formatted _PLD return value. The minimum size is a package containing * one buffer. * Revision 1: Buffer is 16 bytes (128 bits) * Revision 2: Buffer is 20 bytes (160 bits) * * Note: This structure is returned from the acpi_decode_pld_buffer * interface. */ struct acpi_pld_info { u8 revision; u8 ignore_color; u8 red; u8 green; u8 blue; u16 width; u16 height; u8 user_visible; u8 dock; u8 lid; u8 panel; u8 vertical_position; u8 horizontal_position; u8 shape; u8 group_orientation; u8 group_token; u8 group_position; u8 bay; u8 ejectable; u8 ospm_eject_required; u8 cabinet_number; u8 card_cage_number; u8 reference; u8 rotation; u8 order; u8 reserved; u16 vertical_offset; u16 horizontal_offset; }; /* * Macros to: * 1) Convert a _PLD buffer to internal struct acpi_pld_info format - ACPI_PLD_GET* * (Used by acpi_decode_pld_buffer) * 2) Construct a _PLD buffer - ACPI_PLD_SET* * (Intended for BIOS use only) */ #define ACPI_PLD_REV1_BUFFER_SIZE 16 /* For Revision 1 of the buffer (From ACPI spec) */ #define ACPI_PLD_REV2_BUFFER_SIZE 20 /* For Revision 2 of the buffer (From ACPI spec) */ #define ACPI_PLD_BUFFER_SIZE 20 /* For Revision 2 of the buffer (From ACPI spec) */ /* First 32-bit dword, bits 0:32 */ #define ACPI_PLD_GET_REVISION(dword) ACPI_GET_BITS (dword, 0, ACPI_7BIT_MASK) #define ACPI_PLD_SET_REVISION(dword,value) ACPI_SET_BITS (dword, 0, ACPI_7BIT_MASK, value) /* Offset 0, Len 7 */ #define ACPI_PLD_GET_IGNORE_COLOR(dword) ACPI_GET_BITS (dword, 7, ACPI_1BIT_MASK) #define ACPI_PLD_SET_IGNORE_COLOR(dword,value) ACPI_SET_BITS (dword, 7, ACPI_1BIT_MASK, value) /* Offset 7, Len 1 */ #define ACPI_PLD_GET_RED(dword) ACPI_GET_BITS (dword, 8, ACPI_8BIT_MASK) #define ACPI_PLD_SET_RED(dword,value) ACPI_SET_BITS (dword, 8, ACPI_8BIT_MASK, value) /* Offset 8, Len 8 */ #define ACPI_PLD_GET_GREEN(dword) ACPI_GET_BITS (dword, 16, ACPI_8BIT_MASK) #define ACPI_PLD_SET_GREEN(dword,value) ACPI_SET_BITS (dword, 16, ACPI_8BIT_MASK, value) /* Offset 16, Len 8 */ #define ACPI_PLD_GET_BLUE(dword) A