^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) /* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /******************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) * Name: acmacros.h - C macros for the entire subsystem.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * Copyright (C) 2000 - 2020, Intel Corp.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) *****************************************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #ifndef __ACMACROS_H__
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #define __ACMACROS_H__
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) * Extract data using a pointer. Any more than a byte and we
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) * get into potential alignment issues -- see the STORE macros below.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) * Use with care.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #define ACPI_CAST8(ptr) ACPI_CAST_PTR (u8, (ptr))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #define ACPI_CAST16(ptr) ACPI_CAST_PTR (u16, (ptr))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #define ACPI_CAST32(ptr) ACPI_CAST_PTR (u32, (ptr))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #define ACPI_CAST64(ptr) ACPI_CAST_PTR (u64, (ptr))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #define ACPI_GET8(ptr) (*ACPI_CAST8 (ptr))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #define ACPI_GET16(ptr) (*ACPI_CAST16 (ptr))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #define ACPI_GET32(ptr) (*ACPI_CAST32 (ptr))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #define ACPI_GET64(ptr) (*ACPI_CAST64 (ptr))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #define ACPI_SET8(ptr, val) (*ACPI_CAST8 (ptr) = (u8) (val))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #define ACPI_SET16(ptr, val) (*ACPI_CAST16 (ptr) = (u16) (val))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #define ACPI_SET32(ptr, val) (*ACPI_CAST32 (ptr) = (u32) (val))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #define ACPI_SET64(ptr, val) (*ACPI_CAST64 (ptr) = (u64) (val))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) * printf() format helper. This macro is a workaround for the difficulties
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) * with emitting 64-bit integers and 64-bit pointers with the same code
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) * for both 32-bit and 64-bit hosts.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) #define ACPI_FORMAT_UINT64(i) ACPI_HIDWORD(i), ACPI_LODWORD(i)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) * Macros for moving data around to/from buffers that are possibly unaligned.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) * If the hardware supports the transfer of unaligned data, just do the store.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) * Otherwise, we have to move one byte at a time.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) #ifdef ACPI_BIG_ENDIAN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) * Macros for big-endian machines
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) /* These macros reverse the bytes during the move, converting little-endian to big endian */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) /* Big Endian <== Little Endian */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) /* Hi...Lo Lo...Hi */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) /* 16-bit source, 16/32/64 destination */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) #define ACPI_MOVE_16_TO_16(d, s) {(( u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[1];\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) (( u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[0];}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) #define ACPI_MOVE_16_TO_32(d, s) {(*(u32 *)(void *)(d))=0;\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) ((u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[1];\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) ((u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[0];}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) #define ACPI_MOVE_16_TO_64(d, s) {(*(u64 *)(void *)(d))=0;\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) ((u8 *)(void *)(d))[6] = ((u8 *)(void *)(s))[1];\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) ((u8 *)(void *)(d))[7] = ((u8 *)(void *)(s))[0];}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) /* 32-bit source, 16/32/64 destination */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) #define ACPI_MOVE_32_TO_16(d, s) ACPI_MOVE_16_TO_16(d, s) /* Truncate to 16 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) #define ACPI_MOVE_32_TO_32(d, s) {(( u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[3];\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) (( u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[2];\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) (( u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[1];\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) (( u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[0];}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) #define ACPI_MOVE_32_TO_64(d, s) {(*(u64 *)(void *)(d))=0;\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) ((u8 *)(void *)(d))[4] = ((u8 *)(void *)(s))[3];\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) ((u8 *)(void *)(d))[5] = ((u8 *)(void *)(s))[2];\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) ((u8 *)(void *)(d))[6] = ((u8 *)(void *)(s))[1];\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) ((u8 *)(void *)(d))[7] = ((u8 *)(void *)(s))[0];}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) /* 64-bit source, 16/32/64 destination */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) #define ACPI_MOVE_64_TO_16(d, s) ACPI_MOVE_16_TO_16(d, s) /* Truncate to 16 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) #define ACPI_MOVE_64_TO_32(d, s) ACPI_MOVE_32_TO_32(d, s) /* Truncate to 32 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) #define ACPI_MOVE_64_TO_64(d, s) {(( u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[7];\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) (( u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[6];\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) (( u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[5];\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) (( u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[4];\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) (( u8 *)(void *)(d))[4] = ((u8 *)(void *)(s))[3];\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) (( u8 *)(void *)(d))[5] = ((u8 *)(void *)(s))[2];\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) (( u8 *)(void *)(d))[6] = ((u8 *)(void *)(s))[1];\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) (( u8 *)(void *)(d))[7] = ((u8 *)(void *)(s))[0];}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) * Macros for little-endian machines
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) #ifndef ACPI_MISALIGNMENT_NOT_SUPPORTED
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) /* The hardware supports unaligned transfers, just do the little-endian move */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) /* 16-bit source, 16/32/64 destination */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) #define ACPI_MOVE_16_TO_16(d, s) *(u16 *)(void *)(d) = *(u16 *)(void *)(s)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) #define ACPI_MOVE_16_TO_32(d, s) *(u32 *)(void *)(d) = *(u16 *)(void *)(s)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) #define ACPI_MOVE_16_TO_64(d, s) *(u64 *)(void *)(d) = *(u16 *)(void *)(s)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) /* 32-bit source, 16/32/64 destination */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) #define ACPI_MOVE_32_TO_16(d, s) ACPI_MOVE_16_TO_16(d, s) /* Truncate to 16 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) #define ACPI_MOVE_32_TO_32(d, s) *(u32 *)(void *)(d) = *(u32 *)(void *)(s)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) #define ACPI_MOVE_32_TO_64(d, s) *(u64 *)(void *)(d) = *(u32 *)(void *)(s)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) /* 64-bit source, 16/32/64 destination */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) #define ACPI_MOVE_64_TO_16(d, s) ACPI_MOVE_16_TO_16(d, s) /* Truncate to 16 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) #define ACPI_MOVE_64_TO_32(d, s) ACPI_MOVE_32_TO_32(d, s) /* Truncate to 32 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) #define ACPI_MOVE_64_TO_64(d, s) *(u64 *)(void *)(d) = *(u64 *)(void *)(s)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) * The hardware does not support unaligned transfers. We must move the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) * data one byte at a time. These macros work whether the source or
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) * the destination (or both) is/are unaligned. (Little-endian move)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) /* 16-bit source, 16/32/64 destination */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) #define ACPI_MOVE_16_TO_16(d, s) {(( u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[0];\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) (( u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[1];}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) #define ACPI_MOVE_16_TO_32(d, s) {(*(u32 *)(void *)(d)) = 0; ACPI_MOVE_16_TO_16(d, s);}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) #define ACPI_MOVE_16_TO_64(d, s) {(*(u64 *)(void *)(d)) = 0; ACPI_MOVE_16_TO_16(d, s);}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) /* 32-bit source, 16/32/64 destination */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) #define ACPI_MOVE_32_TO_16(d, s) ACPI_MOVE_16_TO_16(d, s) /* Truncate to 16 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) #define ACPI_MOVE_32_TO_32(d, s) {(( u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[0];\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) (( u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[1];\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) (( u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[2];\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) (( u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[3];}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) #define ACPI_MOVE_32_TO_64(d, s) {(*(u64 *)(void *)(d)) = 0; ACPI_MOVE_32_TO_32(d, s);}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) /* 64-bit source, 16/32/64 destination */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) #define ACPI_MOVE_64_TO_16(d, s) ACPI_MOVE_16_TO_16(d, s) /* Truncate to 16 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) #define ACPI_MOVE_64_TO_32(d, s) ACPI_MOVE_32_TO_32(d, s) /* Truncate to 32 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) #define ACPI_MOVE_64_TO_64(d, s) {(( u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[0];\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) (( u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[1];\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) (( u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[2];\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) (( u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[3];\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) (( u8 *)(void *)(d))[4] = ((u8 *)(void *)(s))[4];\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) (( u8 *)(void *)(d))[5] = ((u8 *)(void *)(s))[5];\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) (( u8 *)(void *)(d))[6] = ((u8 *)(void *)(s))[6];\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) (( u8 *)(void *)(d))[7] = ((u8 *)(void *)(s))[7];}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) * Fast power-of-two math macros for non-optimized compilers
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) #define _ACPI_DIV(value, power_of2) ((u32) ((value) >> (power_of2)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) #define _ACPI_MUL(value, power_of2) ((u32) ((value) << (power_of2)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) #define _ACPI_MOD(value, divisor) ((u32) ((value) & ((divisor) -1)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) #define ACPI_DIV_2(a) _ACPI_DIV(a, 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) #define ACPI_MUL_2(a) _ACPI_MUL(a, 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) #define ACPI_MOD_2(a) _ACPI_MOD(a, 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) #define ACPI_DIV_4(a) _ACPI_DIV(a, 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) #define ACPI_MUL_4(a) _ACPI_MUL(a, 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) #define ACPI_MOD_4(a) _ACPI_MOD(a, 4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) #define ACPI_DIV_8(a) _ACPI_DIV(a, 3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) #define ACPI_MUL_8(a) _ACPI_MUL(a, 3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) #define ACPI_MOD_8(a) _ACPI_MOD(a, 8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) #define ACPI_DIV_16(a) _ACPI_DIV(a, 4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) #define ACPI_MUL_16(a) _ACPI_MUL(a, 4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) #define ACPI_MOD_16(a) _ACPI_MOD(a, 16)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) #define ACPI_DIV_32(a) _ACPI_DIV(a, 5)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) #define ACPI_MUL_32(a) _ACPI_MUL(a, 5)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) #define ACPI_MOD_32(a) _ACPI_MOD(a, 32)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) /* Test for ASCII character */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) #define ACPI_IS_ASCII(c) ((c) < 0x80)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) /* Signed integers */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) #define ACPI_SIGN_POSITIVE 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) #define ACPI_SIGN_NEGATIVE 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) * Rounding macros (Power of two boundaries only)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) #define ACPI_ROUND_DOWN(value, boundary) (((acpi_size)(value)) & \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) (~(((acpi_size) boundary)-1)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) #define ACPI_ROUND_UP(value, boundary) ((((acpi_size)(value)) + \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) (((acpi_size) boundary)-1)) & \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) (~(((acpi_size) boundary)-1)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) /* Note: sizeof(acpi_size) evaluates to either 4 or 8 (32- vs 64-bit mode) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) #define ACPI_ROUND_DOWN_TO_32BIT(a) ACPI_ROUND_DOWN(a, 4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) #define ACPI_ROUND_DOWN_TO_64BIT(a) ACPI_ROUND_DOWN(a, 8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) #define ACPI_ROUND_DOWN_TO_NATIVE_WORD(a) ACPI_ROUND_DOWN(a, sizeof(acpi_size))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) #define ACPI_ROUND_UP_TO_32BIT(a) ACPI_ROUND_UP(a, 4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) #define ACPI_ROUND_UP_TO_64BIT(a) ACPI_ROUND_UP(a, 8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) #define ACPI_ROUND_UP_TO_NATIVE_WORD(a) ACPI_ROUND_UP(a, sizeof(acpi_size))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) #define ACPI_ROUND_BITS_UP_TO_BYTES(a) ACPI_DIV_8((a) + 7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) #define ACPI_ROUND_BITS_DOWN_TO_BYTES(a) ACPI_DIV_8((a))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) #define ACPI_ROUND_UP_TO_1K(a) (((a) + 1023) >> 10)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) /* Generic (non-power-of-two) rounding */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) #define ACPI_ROUND_UP_TO(value, boundary) (((value) + ((boundary)-1)) / (boundary))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) #define ACPI_IS_MISALIGNED(value) (((acpi_size) value) & (sizeof(acpi_size)-1))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) /* Generic bit manipulation */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) #ifndef ACPI_USE_NATIVE_BIT_FINDER
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) #define __ACPI_FIND_LAST_BIT_2(a, r) ((((u8) (a)) & 0x02) ? (r)+1 : (r))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) #define __ACPI_FIND_LAST_BIT_4(a, r) ((((u8) (a)) & 0x0C) ? \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) __ACPI_FIND_LAST_BIT_2 ((a)>>2, (r)+2) : \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) __ACPI_FIND_LAST_BIT_2 ((a), (r)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) #define __ACPI_FIND_LAST_BIT_8(a, r) ((((u8) (a)) & 0xF0) ? \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) __ACPI_FIND_LAST_BIT_4 ((a)>>4, (r)+4) : \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) __ACPI_FIND_LAST_BIT_4 ((a), (r)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) #define __ACPI_FIND_LAST_BIT_16(a, r) ((((u16) (a)) & 0xFF00) ? \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) __ACPI_FIND_LAST_BIT_8 ((a)>>8, (r)+8) : \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) __ACPI_FIND_LAST_BIT_8 ((a), (r)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) #define __ACPI_FIND_LAST_BIT_32(a, r) ((((u32) (a)) & 0xFFFF0000) ? \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) __ACPI_FIND_LAST_BIT_16 ((a)>>16, (r)+16) : \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) __ACPI_FIND_LAST_BIT_16 ((a), (r)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) #define __ACPI_FIND_LAST_BIT_64(a, r) ((((u64) (a)) & 0xFFFFFFFF00000000) ? \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) __ACPI_FIND_LAST_BIT_32 ((a)>>32, (r)+32) : \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) __ACPI_FIND_LAST_BIT_32 ((a), (r)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) #define ACPI_FIND_LAST_BIT_8(a) ((a) ? __ACPI_FIND_LAST_BIT_8 (a, 1) : 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) #define ACPI_FIND_LAST_BIT_16(a) ((a) ? __ACPI_FIND_LAST_BIT_16 (a, 1) : 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) #define ACPI_FIND_LAST_BIT_32(a) ((a) ? __ACPI_FIND_LAST_BIT_32 (a, 1) : 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) #define ACPI_FIND_LAST_BIT_64(a) ((a) ? __ACPI_FIND_LAST_BIT_64 (a, 1) : 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) #define __ACPI_FIND_FIRST_BIT_2(a, r) ((((u8) (a)) & 0x01) ? (r) : (r)+1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) #define __ACPI_FIND_FIRST_BIT_4(a, r) ((((u8) (a)) & 0x03) ? \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) __ACPI_FIND_FIRST_BIT_2 ((a), (r)) : \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) __ACPI_FIND_FIRST_BIT_2 ((a)>>2, (r)+2))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) #define __ACPI_FIND_FIRST_BIT_8(a, r) ((((u8) (a)) & 0x0F) ? \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) __ACPI_FIND_FIRST_BIT_4 ((a), (r)) : \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) __ACPI_FIND_FIRST_BIT_4 ((a)>>4, (r)+4))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) #define __ACPI_FIND_FIRST_BIT_16(a, r) ((((u16) (a)) & 0x00FF) ? \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) __ACPI_FIND_FIRST_BIT_8 ((a), (r)) : \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) __ACPI_FIND_FIRST_BIT_8 ((a)>>8, (r)+8))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) #define __ACPI_FIND_FIRST_BIT_32(a, r) ((((u32) (a)) & 0x0000FFFF) ? \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) __ACPI_FIND_FIRST_BIT_16 ((a), (r)) : \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) __ACPI_FIND_FIRST_BIT_16 ((a)>>16, (r)+16))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) #define __ACPI_FIND_FIRST_BIT_64(a, r) ((((u64) (a)) & 0x00000000FFFFFFFF) ? \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) __ACPI_FIND_FIRST_BIT_32 ((a), (r)) : \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) __ACPI_FIND_FIRST_BIT_32 ((a)>>32, (r)+32))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) #define ACPI_FIND_FIRST_BIT_8(a) ((a) ? __ACPI_FIND_FIRST_BIT_8 (a, 1) : 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) #define ACPI_FIND_FIRST_BIT_16(a) ((a) ? __ACPI_FIND_FIRST_BIT_16 (a, 1) : 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) #define ACPI_FIND_FIRST_BIT_32(a) ((a) ? __ACPI_FIND_FIRST_BIT_32 (a, 1) : 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) #define ACPI_FIND_FIRST_BIT_64(a) ((a) ? __ACPI_FIND_FIRST_BIT_64 (a, 1) : 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) #endif /* ACPI_USE_NATIVE_BIT_FINDER */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) /* Generic (power-of-two) rounding */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) #define ACPI_ROUND_UP_POWER_OF_TWO_8(a) ((u8) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) (((u16) 1) << ACPI_FIND_LAST_BIT_8 ((a) - 1)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) #define ACPI_ROUND_DOWN_POWER_OF_TWO_8(a) ((u8) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) (((u16) 1) << (ACPI_FIND_LAST_BIT_8 ((a)) - 1)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) #define ACPI_ROUND_UP_POWER_OF_TWO_16(a) ((u16) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) (((u32) 1) << ACPI_FIND_LAST_BIT_16 ((a) - 1)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) #define ACPI_ROUND_DOWN_POWER_OF_TWO_16(a) ((u16) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) (((u32) 1) << (ACPI_FIND_LAST_BIT_16 ((a)) - 1)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) #define ACPI_ROUND_UP_POWER_OF_TWO_32(a) ((u32) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) (((u64) 1) << ACPI_FIND_LAST_BIT_32 ((a) - 1)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) #define ACPI_ROUND_DOWN_POWER_OF_TWO_32(a) ((u32) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) (((u64) 1) << (ACPI_FIND_LAST_BIT_32 ((a)) - 1)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) #define ACPI_IS_ALIGNED(a, s) (((a) & ((s) - 1)) == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) #define ACPI_IS_POWER_OF_TWO(a) ACPI_IS_ALIGNED(a, a)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) * Bitmask creation
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) * Bit positions start at zero.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) * MASK_BITS_ABOVE creates a mask starting AT the position and above
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) * MASK_BITS_BELOW creates a mask starting one bit BELOW the position
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) * MASK_BITS_ABOVE/BELOW accepts a bit offset to create a mask
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) * MASK_BITS_ABOVE/BELOW_32/64 accepts a bit width to create a mask
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) * Note: The ACPI_INTEGER_BIT_SIZE check is used to bypass compiler
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) * differences with the shift operator
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) #define ACPI_MASK_BITS_ABOVE(position) (~((ACPI_UINT64_MAX) << ((u32) (position))))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) #define ACPI_MASK_BITS_BELOW(position) ((ACPI_UINT64_MAX) << ((u32) (position)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) #define ACPI_MASK_BITS_ABOVE_32(width) ((u32) ACPI_MASK_BITS_ABOVE(width))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) #define ACPI_MASK_BITS_BELOW_32(width) ((u32) ACPI_MASK_BITS_BELOW(width))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) #define ACPI_MASK_BITS_ABOVE_64(width) ((width) == ACPI_INTEGER_BIT_SIZE ? \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) ACPI_UINT64_MAX : \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) ACPI_MASK_BITS_ABOVE(width))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) #define ACPI_MASK_BITS_BELOW_64(width) ((width) == ACPI_INTEGER_BIT_SIZE ? \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) (u64) 0 : \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) ACPI_MASK_BITS_BELOW(width))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) /* Bitfields within ACPI registers */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) #define ACPI_REGISTER_PREPARE_BITS(val, pos, mask) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) ((val << pos) & mask)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) #define ACPI_REGISTER_INSERT_VALUE(reg, pos, mask, val) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) reg = (reg & (~(mask))) | ACPI_REGISTER_PREPARE_BITS(val, pos, mask)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) #define ACPI_INSERT_BITS(target, mask, source) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) target = ((target & (~(mask))) | (source & mask))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) /* Generic bitfield macros and masks */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) #define ACPI_GET_BITS(source_ptr, position, mask) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) ((*(source_ptr) >> (position)) & (mask))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) #define ACPI_SET_BITS(target_ptr, position, mask, value) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) (*(target_ptr) |= (((value) & (mask)) << (position)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) #define ACPI_1BIT_MASK 0x00000001
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) #define ACPI_2BIT_MASK 0x00000003
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) #define ACPI_3BIT_MASK 0x00000007
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) #define ACPI_4BIT_MASK 0x0000000F
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) #define ACPI_5BIT_MASK 0x0000001F
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) #define ACPI_6BIT_MASK 0x0000003F
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) #define ACPI_7BIT_MASK 0x0000007F
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) #define ACPI_8BIT_MASK 0x000000FF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) #define ACPI_16BIT_MASK 0x0000FFFF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) #define ACPI_24BIT_MASK 0x00FFFFFF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) /* Macros to extract flag bits from position zero */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) #define ACPI_GET_1BIT_FLAG(value) ((value) & ACPI_1BIT_MASK)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) #define ACPI_GET_2BIT_FLAG(value) ((value) & ACPI_2BIT_MASK)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) #define ACPI_GET_3BIT_FLAG(value) ((value) & ACPI_3BIT_MASK)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) #define ACPI_GET_4BIT_FLAG(value) ((value) & ACPI_4BIT_MASK)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) /* Macros to extract flag bits from position one and above */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) #define ACPI_EXTRACT_1BIT_FLAG(field, position) (ACPI_GET_1BIT_FLAG ((field) >> position))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) #define ACPI_EXTRACT_2BIT_FLAG(field, position) (ACPI_GET_2BIT_FLAG ((field) >> position))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) #define ACPI_EXTRACT_3BIT_FLAG(field, position) (ACPI_GET_3BIT_FLAG ((field) >> position))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) #define ACPI_EXTRACT_4BIT_FLAG(field, position) (ACPI_GET_4BIT_FLAG ((field) >> position))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) /* ACPI Pathname helpers */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) #define ACPI_IS_ROOT_PREFIX(c) ((c) == (u8) 0x5C) /* Backslash */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) #define ACPI_IS_PARENT_PREFIX(c) ((c) == (u8) 0x5E) /* Carat */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) #define ACPI_IS_PATH_SEPARATOR(c) ((c) == (u8) 0x2E) /* Period (dot) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) * An object of type struct acpi_namespace_node can appear in some contexts
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) * where a pointer to an object of type union acpi_operand_object can also
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) * appear. This macro is used to distinguish them.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) * The "DescriptorType" field is the second field in both structures.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) #define ACPI_GET_DESCRIPTOR_PTR(d) (((union acpi_descriptor *)(void *)(d))->common.common_pointer)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) #define ACPI_SET_DESCRIPTOR_PTR(d, p) (((union acpi_descriptor *)(void *)(d))->common.common_pointer = (p))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) #define ACPI_GET_DESCRIPTOR_TYPE(d) (((union acpi_descriptor *)(void *)(d))->common.descriptor_type)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) #define ACPI_SET_DESCRIPTOR_TYPE(d, t) (((union acpi_descriptor *)(void *)(d))->common.descriptor_type = (t))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) * Macros for the master AML opcode table
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) #if defined (ACPI_DISASSEMBLER) || defined (ACPI_DEBUG_OUTPUT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) #define ACPI_OP(name, Pargs, Iargs, obj_type, class, type, flags) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) {name, (u32)(Pargs), (u32)(Iargs), (u32)(flags), obj_type, class, type}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) #define ACPI_OP(name, Pargs, Iargs, obj_type, class, type, flags) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) {(u32)(Pargs), (u32)(Iargs), (u32)(flags), obj_type, class, type}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) #define ARG_TYPE_WIDTH 5
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) #define ARG_1(x) ((u32)(x))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) #define ARG_2(x) ((u32)(x) << (1 * ARG_TYPE_WIDTH))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) #define ARG_3(x) ((u32)(x) << (2 * ARG_TYPE_WIDTH))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) #define ARG_4(x) ((u32)(x) << (3 * ARG_TYPE_WIDTH))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) #define ARG_5(x) ((u32)(x) << (4 * ARG_TYPE_WIDTH))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) #define ARG_6(x) ((u32)(x) << (5 * ARG_TYPE_WIDTH))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) #define ARGI_LIST1(a) (ARG_1(a))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) #define ARGI_LIST2(a, b) (ARG_1(b)|ARG_2(a))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) #define ARGI_LIST3(a, b, c) (ARG_1(c)|ARG_2(b)|ARG_3(a))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) #define ARGI_LIST4(a, b, c, d) (ARG_1(d)|ARG_2(c)|ARG_3(b)|ARG_4(a))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) #define ARGI_LIST5(a, b, c, d, e) (ARG_1(e)|ARG_2(d)|ARG_3(c)|ARG_4(b)|ARG_5(a))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) #define ARGI_LIST6(a, b, c, d, e, f) (ARG_1(f)|ARG_2(e)|ARG_3(d)|ARG_4(c)|ARG_5(b)|ARG_6(a))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) #define ARGP_LIST1(a) (ARG_1(a))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) #define ARGP_LIST2(a, b) (ARG_1(a)|ARG_2(b))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) #define ARGP_LIST3(a, b, c) (ARG_1(a)|ARG_2(b)|ARG_3(c))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) #define ARGP_LIST4(a, b, c, d) (ARG_1(a)|ARG_2(b)|ARG_3(c)|ARG_4(d))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) #define ARGP_LIST5(a, b, c, d, e) (ARG_1(a)|ARG_2(b)|ARG_3(c)|ARG_4(d)|ARG_5(e))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) #define ARGP_LIST6(a, b, c, d, e, f) (ARG_1(a)|ARG_2(b)|ARG_3(c)|ARG_4(d)|ARG_5(e)|ARG_6(f))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) #define GET_CURRENT_ARG_TYPE(list) (list & ((u32) 0x1F))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) #define INCREMENT_ARG_LIST(list) (list >>= ((u32) ARG_TYPE_WIDTH))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) * Ascii error messages can be configured out
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) #ifndef ACPI_NO_ERROR_MESSAGES
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) * Error reporting. The callers module and line number are inserted by AE_INFO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) * the plist contains a set of parens to allow variable-length lists.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) * These macros are used for both the debug and non-debug versions of the code.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) #define ACPI_ERROR_NAMESPACE(s, p, e) acpi_ut_prefixed_namespace_error (AE_INFO, s, p, e);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) #define ACPI_ERROR_METHOD(s, n, p, e) acpi_ut_method_error (AE_INFO, s, n, p, e);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) #define ACPI_WARN_PREDEFINED(plist) acpi_ut_predefined_warning plist
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) #define ACPI_INFO_PREDEFINED(plist) acpi_ut_predefined_info plist
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) #define ACPI_BIOS_ERROR_PREDEFINED(plist) acpi_ut_predefined_bios_error plist
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) #define ACPI_ERROR_ONLY(s) s
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) /* No error messages */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) #define ACPI_ERROR_NAMESPACE(s, p, e)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) #define ACPI_ERROR_METHOD(s, n, p, e)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) #define ACPI_WARN_PREDEFINED(plist)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) #define ACPI_INFO_PREDEFINED(plist)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) #define ACPI_BIOS_ERROR_PREDEFINED(plist)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) #define ACPI_ERROR_ONLY(s)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) #endif /* ACPI_NO_ERROR_MESSAGES */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) #if (!ACPI_REDUCED_HARDWARE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) #define ACPI_HW_OPTIONAL_FUNCTION(addr) addr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) #define ACPI_HW_OPTIONAL_FUNCTION(addr) NULL
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) * Macros used for ACPICA utilities only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454) /* Generate a UUID */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) #define ACPI_INIT_UUID(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) (a) & 0xFF, ((a) >> 8) & 0xFF, ((a) >> 16) & 0xFF, ((a) >> 24) & 0xFF, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) (b) & 0xFF, ((b) >> 8) & 0xFF, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) (c) & 0xFF, ((c) >> 8) & 0xFF, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) (d0), (d1), (d2), (d3), (d4), (d5), (d6), (d7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462) #define ACPI_IS_OCTAL_DIGIT(d) (((char)(d) >= '0') && ((char)(d) <= '7'))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) * Macros used for the ASL-/ASL+ converter utility
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467) #ifdef ACPI_ASL_COMPILER
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) #define ASL_CV_LABEL_FILENODE(a) cv_label_file_node(a);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) #define ASL_CV_CAPTURE_COMMENTS_ONLY(a) cv_capture_comments_only (a);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) #define ASL_CV_CAPTURE_COMMENTS(a) cv_capture_comments (a);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) #define ASL_CV_TRANSFER_COMMENTS(a) cv_transfer_comments (a);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473) #define ASL_CV_CLOSE_PAREN(a,b) cv_close_paren_write_comment(a,b);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474) #define ASL_CV_CLOSE_BRACE(a,b) cv_close_brace_write_comment(a,b);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) #define ASL_CV_SWITCH_FILES(a,b) cv_switch_files(a,b);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) #define ASL_CV_CLEAR_OP_COMMENTS(a) cv_clear_op_comments(a);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) #define ASL_CV_PRINT_ONE_COMMENT(a,b,c,d) cv_print_one_comment_type (a,b,c,d);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478) #define ASL_CV_PRINT_ONE_COMMENT_LIST(a,b) cv_print_one_comment_list (a,b);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) #define ASL_CV_FILE_HAS_SWITCHED(a) cv_file_has_switched(a)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) #define ASL_CV_INIT_FILETREE(a,b) cv_init_file_tree(a,b);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484) #define ASL_CV_LABEL_FILENODE(a)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485) #define ASL_CV_CAPTURE_COMMENTS_ONLY(a)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486) #define ASL_CV_CAPTURE_COMMENTS(a)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487) #define ASL_CV_TRANSFER_COMMENTS(a)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488) #define ASL_CV_CLOSE_PAREN(a,b) acpi_os_printf (")");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489) #define ASL_CV_CLOSE_BRACE(a,b) acpi_os_printf ("}");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490) #define ASL_CV_SWITCH_FILES(a,b)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) #define ASL_CV_CLEAR_OP_COMMENTS(a)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) #define ASL_CV_PRINT_ONE_COMMENT(a,b,c,d)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) #define ASL_CV_PRINT_ONE_COMMENT_LIST(a,b)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494) #define ASL_CV_FILE_HAS_SWITCHED(a) 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495) #define ASL_CV_INIT_FILETREE(a,b)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499) #endif /* ACMACROS_H */
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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