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Diffstat (limited to 'drivers/acpi/acpica/acmacros.h')
| -rw-r--r-- | drivers/acpi/acpica/acmacros.h | 499 |
1 files changed, 499 insertions, 0 deletions
diff --git a/drivers/acpi/acpica/acmacros.h b/drivers/acpi/acpica/acmacros.h new file mode 100644 index 0000000000..de83dd2229 --- /dev/null +++ b/drivers/acpi/acpica/acmacros.h @@ -0,0 +1,499 @@ +/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */ +/****************************************************************************** + * + * Name: acmacros.h - C macros for the entire subsystem. + * + * Copyright (C) 2000 - 2023, Intel Corp. + * + *****************************************************************************/ + +#ifndef __ACMACROS_H__ +#define __ACMACROS_H__ + +/* + * Extract data using a pointer. Any more than a byte and we + * get into potential alignment issues -- see the STORE macros below. + * Use with care. + */ +#define ACPI_CAST8(ptr) ACPI_CAST_PTR (u8, (ptr)) +#define ACPI_CAST16(ptr) ACPI_CAST_PTR (u16, (ptr)) +#define ACPI_CAST32(ptr) ACPI_CAST_PTR (u32, (ptr)) +#define ACPI_CAST64(ptr) ACPI_CAST_PTR (u64, (ptr)) +#define ACPI_GET8(ptr) (*ACPI_CAST8 (ptr)) +#define ACPI_GET16(ptr) (*ACPI_CAST16 (ptr)) +#define ACPI_GET32(ptr) (*ACPI_CAST32 (ptr)) +#define ACPI_GET64(ptr) (*ACPI_CAST64 (ptr)) +#define ACPI_SET8(ptr, val) (*ACPI_CAST8 (ptr) = (u8) (val)) +#define ACPI_SET16(ptr, val) (*ACPI_CAST16 (ptr) = (u16) (val)) +#define ACPI_SET32(ptr, val) (*ACPI_CAST32 (ptr) = (u32) (val)) +#define ACPI_SET64(ptr, val) (*ACPI_CAST64 (ptr) = (u64) (val)) + +/* + * printf() format helper. This macro is a workaround for the difficulties + * with emitting 64-bit integers and 64-bit pointers with the same code + * for both 32-bit and 64-bit hosts. + */ +#define ACPI_FORMAT_UINT64(i) ACPI_HIDWORD(i), ACPI_LODWORD(i) + +/* + * Macros for moving data around to/from buffers that are possibly unaligned. + * If the hardware supports the transfer of unaligned data, just do the store. + * Otherwise, we have to move one byte at a time. + */ +#ifdef ACPI_BIG_ENDIAN +/* + * Macros for big-endian machines + */ + +/* These macros reverse the bytes during the move, converting little-endian to big endian */ + + /* Big Endian <== Little Endian */ + /* Hi...Lo Lo...Hi */ +/* 16-bit source, 16/32/64 destination */ + +#define ACPI_MOVE_16_TO_16(d, s) {(( u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[1];\ + (( u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[0];} + +#define ACPI_MOVE_16_TO_32(d, s) {(*(u32 *)(void *)(d))=0;\ + ((u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[1];\ + ((u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[0];} + +#define ACPI_MOVE_16_TO_64(d, s) {(*(u64 *)(void *)(d))=0;\ + ((u8 *)(void *)(d))[6] = ((u8 *)(void *)(s))[1];\ + ((u8 *)(void *)(d))[7] = ((u8 *)(void *)(s))[0];} + +/* 32-bit source, 16/32/64 destination */ + +#define ACPI_MOVE_32_TO_16(d, s) ACPI_MOVE_16_TO_16(d, s) /* Truncate to 16 */ + +#define ACPI_MOVE_32_TO_32(d, s) {(( u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[3];\ + (( u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[2];\ + (( u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[1];\ + (( u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[0];} + +#define ACPI_MOVE_32_TO_64(d, s) {(*(u64 *)(void *)(d))=0;\ + ((u8 *)(void *)(d))[4] = ((u8 *)(void *)(s))[3];\ + ((u8 *)(void *)(d))[5] = ((u8 *)(void *)(s))[2];\ + ((u8 *)(void *)(d))[6] = ((u8 *)(void *)(s))[1];\ + ((u8 *)(void *)(d))[7] = ((u8 *)(void *)(s))[0];} + +/* 64-bit source, 16/32/64 destination */ + +#define ACPI_MOVE_64_TO_16(d, s) ACPI_MOVE_16_TO_16(d, s) /* Truncate to 16 */ + +#define ACPI_MOVE_64_TO_32(d, s) ACPI_MOVE_32_TO_32(d, s) /* Truncate to 32 */ + +#define ACPI_MOVE_64_TO_64(d, s) {(( u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[7];\ + (( u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[6];\ + (( u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[5];\ + (( u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[4];\ + (( u8 *)(void *)(d))[4] = ((u8 *)(void *)(s))[3];\ + (( u8 *)(void *)(d))[5] = ((u8 *)(void *)(s))[2];\ + (( u8 *)(void *)(d))[6] = ((u8 *)(void *)(s))[1];\ + (( u8 *)(void *)(d))[7] = ((u8 *)(void *)(s))[0];} +#else +/* + * Macros for little-endian machines + */ + +#ifndef ACPI_MISALIGNMENT_NOT_SUPPORTED + +/* The hardware supports unaligned transfers, just do the little-endian move */ + +/* 16-bit source, 16/32/64 destination */ + +#define ACPI_MOVE_16_TO_16(d, s) *(u16 *)(void *)(d) = *(u16 *)(void *)(s) +#define ACPI_MOVE_16_TO_32(d, s) *(u32 *)(void *)(d) = *(u16 *)(void *)(s) +#define ACPI_MOVE_16_TO_64(d, s) *(u64 *)(void *)(d) = *(u16 *)(void *)(s) + +/* 32-bit source, 16/32/64 destination */ + +#define ACPI_MOVE_32_TO_16(d, s) ACPI_MOVE_16_TO_16(d, s) /* Truncate to 16 */ +#define ACPI_MOVE_32_TO_32(d, s) *(u32 *)(void *)(d) = *(u32 *)(void *)(s) +#define ACPI_MOVE_32_TO_64(d, s) *(u64 *)(void *)(d) = *(u32 *)(void *)(s) + +/* 64-bit source, 16/32/64 destination */ + +#define ACPI_MOVE_64_TO_16(d, s) ACPI_MOVE_16_TO_16(d, s) /* Truncate to 16 */ +#define ACPI_MOVE_64_TO_32(d, s) ACPI_MOVE_32_TO_32(d, s) /* Truncate to 32 */ +#define ACPI_MOVE_64_TO_64(d, s) *(u64 *)(void *)(d) = *(u64 *)(void *)(s) + +#else +/* + * The hardware does not support unaligned transfers. We must move the + * data one byte at a time. These macros work whether the source or + * the destination (or both) is/are unaligned. (Little-endian move) + */ + +/* 16-bit source, 16/32/64 destination */ + +#define ACPI_MOVE_16_TO_16(d, s) {(( u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[0];\ + (( u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[1];} + +#define ACPI_MOVE_16_TO_32(d, s) {(*(u32 *)(void *)(d)) = 0; ACPI_MOVE_16_TO_16(d, s);} +#define ACPI_MOVE_16_TO_64(d, s) {(*(u64 *)(void *)(d)) = 0; ACPI_MOVE_16_TO_16(d, s);} + +/* 32-bit source, 16/32/64 destination */ + +#define ACPI_MOVE_32_TO_16(d, s) ACPI_MOVE_16_TO_16(d, s) /* Truncate to 16 */ + +#define ACPI_MOVE_32_TO_32(d, s) {(( u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[0];\ + (( u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[1];\ + (( u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[2];\ + (( u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[3];} + +#define ACPI_MOVE_32_TO_64(d, s) {(*(u64 *)(void *)(d)) = 0; ACPI_MOVE_32_TO_32(d, s);} + +/* 64-bit source, 16/32/64 destination */ + +#define ACPI_MOVE_64_TO_16(d, s) ACPI_MOVE_16_TO_16(d, s) /* Truncate to 16 */ +#define ACPI_MOVE_64_TO_32(d, s) ACPI_MOVE_32_TO_32(d, s) /* Truncate to 32 */ +#define ACPI_MOVE_64_TO_64(d, s) {(( u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[0];\ + (( u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[1];\ + (( u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[2];\ + (( u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[3];\ + (( u8 *)(void *)(d))[4] = ((u8 *)(void *)(s))[4];\ + (( u8 *)(void *)(d))[5] = ((u8 *)(void *)(s))[5];\ + (( u8 *)(void *)(d))[6] = ((u8 *)(void *)(s))[6];\ + (( u8 *)(void *)(d))[7] = ((u8 *)(void *)(s))[7];} +#endif +#endif + +/* + * Fast power-of-two math macros for non-optimized compilers + */ +#define _ACPI_DIV(value, power_of2) ((u32) ((value) >> (power_of2))) +#define _ACPI_MUL(value, power_of2) ((u32) ((value) << (power_of2))) +#define _ACPI_MOD(value, divisor) ((u32) ((value) & ((divisor) -1))) + +#define ACPI_DIV_2(a) _ACPI_DIV(a, 1) +#define ACPI_MUL_2(a) _ACPI_MUL(a, 1) +#define ACPI_MOD_2(a) _ACPI_MOD(a, 2) + +#define ACPI_DIV_4(a) _ACPI_DIV(a, 2) +#define ACPI_MUL_4(a) _ACPI_MUL(a, 2) +#define ACPI_MOD_4(a) _ACPI_MOD(a, 4) + +#define ACPI_DIV_8(a) _ACPI_DIV(a, 3) +#define ACPI_MUL_8(a) _ACPI_MUL(a, 3) +#define ACPI_MOD_8(a) _ACPI_MOD(a, 8) + +#define ACPI_DIV_16(a) _ACPI_DIV(a, 4) +#define ACPI_MUL_16(a) _ACPI_MUL(a, 4) +#define ACPI_MOD_16(a) _ACPI_MOD(a, 16) + +#define ACPI_DIV_32(a) _ACPI_DIV(a, 5) +#define ACPI_MUL_32(a) _ACPI_MUL(a, 5) +#define ACPI_MOD_32(a) _ACPI_MOD(a, 32) + +/* Test for ASCII character */ + +#define ACPI_IS_ASCII(c) ((c) < 0x80) + +/* Signed integers */ + +#define ACPI_SIGN_POSITIVE 0 +#define ACPI_SIGN_NEGATIVE 1 + +/* + * Rounding macros (Power of two boundaries only) + */ +#define ACPI_ROUND_DOWN(value, boundary) (((acpi_size)(value)) & \ + (~(((acpi_size) boundary)-1))) + +#define ACPI_ROUND_UP(value, boundary) ((((acpi_size)(value)) + \ + (((acpi_size) boundary)-1)) & \ + (~(((acpi_size) boundary)-1))) + +/* Note: sizeof(acpi_size) evaluates to either 4 or 8 (32- vs 64-bit mode) */ + +#define ACPI_ROUND_DOWN_TO_32BIT(a) ACPI_ROUND_DOWN(a, 4) +#define ACPI_ROUND_DOWN_TO_64BIT(a) ACPI_ROUND_DOWN(a, 8) +#define ACPI_ROUND_DOWN_TO_NATIVE_WORD(a) ACPI_ROUND_DOWN(a, sizeof(acpi_size)) + +#define ACPI_ROUND_UP_TO_32BIT(a) ACPI_ROUND_UP(a, 4) +#define ACPI_ROUND_UP_TO_64BIT(a) ACPI_ROUND_UP(a, 8) +#define ACPI_ROUND_UP_TO_NATIVE_WORD(a) ACPI_ROUND_UP(a, sizeof(acpi_size)) + +#define ACPI_ROUND_BITS_UP_TO_BYTES(a) ACPI_DIV_8((a) + 7) +#define ACPI_ROUND_BITS_DOWN_TO_BYTES(a) ACPI_DIV_8((a)) + +#define ACPI_ROUND_UP_TO_1K(a) (((a) + 1023) >> 10) + +/* Generic (non-power-of-two) rounding */ + +#define ACPI_ROUND_UP_TO(value, boundary) (((value) + ((boundary)-1)) / (boundary)) + +#define ACPI_IS_MISALIGNED(value) (((acpi_size) value) & (sizeof(acpi_size)-1)) + +/* Generic bit manipulation */ + +#ifndef ACPI_USE_NATIVE_BIT_FINDER + +#define __ACPI_FIND_LAST_BIT_2(a, r) ((((u8) (a)) & 0x02) ? (r)+1 : (r)) +#define __ACPI_FIND_LAST_BIT_4(a, r) ((((u8) (a)) & 0x0C) ? \ + __ACPI_FIND_LAST_BIT_2 ((a)>>2, (r)+2) : \ + __ACPI_FIND_LAST_BIT_2 ((a), (r))) +#define __ACPI_FIND_LAST_BIT_8(a, r) ((((u8) (a)) & 0xF0) ? \ + __ACPI_FIND_LAST_BIT_4 ((a)>>4, (r)+4) : \ + __ACPI_FIND_LAST_BIT_4 ((a), (r))) +#define __ACPI_FIND_LAST_BIT_16(a, r) ((((u16) (a)) & 0xFF00) ? \ + __ACPI_FIND_LAST_BIT_8 ((a)>>8, (r)+8) : \ + __ACPI_FIND_LAST_BIT_8 ((a), (r))) +#define __ACPI_FIND_LAST_BIT_32(a, r) ((((u32) (a)) & 0xFFFF0000) ? \ + __ACPI_FIND_LAST_BIT_16 ((a)>>16, (r)+16) : \ + __ACPI_FIND_LAST_BIT_16 ((a), (r))) +#define __ACPI_FIND_LAST_BIT_64(a, r) ((((u64) (a)) & 0xFFFFFFFF00000000) ? \ + __ACPI_FIND_LAST_BIT_32 ((a)>>32, (r)+32) : \ + __ACPI_FIND_LAST_BIT_32 ((a), (r))) + +#define ACPI_FIND_LAST_BIT_8(a) ((a) ? __ACPI_FIND_LAST_BIT_8 (a, 1) : 0) +#define ACPI_FIND_LAST_BIT_16(a) ((a) ? __ACPI_FIND_LAST_BIT_16 (a, 1) : 0) +#define ACPI_FIND_LAST_BIT_32(a) ((a) ? __ACPI_FIND_LAST_BIT_32 (a, 1) : 0) +#define ACPI_FIND_LAST_BIT_64(a) ((a) ? __ACPI_FIND_LAST_BIT_64 (a, 1) : 0) + +#define __ACPI_FIND_FIRST_BIT_2(a, r) ((((u8) (a)) & 0x01) ? (r) : (r)+1) +#define __ACPI_FIND_FIRST_BIT_4(a, r) ((((u8) (a)) & 0x03) ? \ + __ACPI_FIND_FIRST_BIT_2 ((a), (r)) : \ + __ACPI_FIND_FIRST_BIT_2 ((a)>>2, (r)+2)) +#define __ACPI_FIND_FIRST_BIT_8(a, r) ((((u8) (a)) & 0x0F) ? \ + __ACPI_FIND_FIRST_BIT_4 ((a), (r)) : \ + __ACPI_FIND_FIRST_BIT_4 ((a)>>4, (r)+4)) +#define __ACPI_FIND_FIRST_BIT_16(a, r) ((((u16) (a)) & 0x00FF) ? \ + __ACPI_FIND_FIRST_BIT_8 ((a), (r)) : \ + __ACPI_FIND_FIRST_BIT_8 ((a)>>8, (r)+8)) +#define __ACPI_FIND_FIRST_BIT_32(a, r) ((((u32) (a)) & 0x0000FFFF) ? \ + __ACPI_FIND_FIRST_BIT_16 ((a), (r)) : \ + __ACPI_FIND_FIRST_BIT_16 ((a)>>16, (r)+16)) +#define __ACPI_FIND_FIRST_BIT_64(a, r) ((((u64) (a)) & 0x00000000FFFFFFFF) ? \ + __ACPI_FIND_FIRST_BIT_32 ((a), (r)) : \ + __ACPI_FIND_FIRST_BIT_32 ((a)>>32, (r)+32)) + +#define ACPI_FIND_FIRST_BIT_8(a) ((a) ? __ACPI_FIND_FIRST_BIT_8 (a, 1) : 0) +#define ACPI_FIND_FIRST_BIT_16(a) ((a) ? __ACPI_FIND_FIRST_BIT_16 (a, 1) : 0) +#define ACPI_FIND_FIRST_BIT_32(a) ((a) ? __ACPI_FIND_FIRST_BIT_32 (a, 1) : 0) +#define ACPI_FIND_FIRST_BIT_64(a) ((a) ? __ACPI_FIND_FIRST_BIT_64 (a, 1) : 0) + +#endif /* ACPI_USE_NATIVE_BIT_FINDER */ + +/* Generic (power-of-two) rounding */ + +#define ACPI_ROUND_UP_POWER_OF_TWO_8(a) ((u8) \ + (((u16) 1) << ACPI_FIND_LAST_BIT_8 ((a) - 1))) +#define ACPI_ROUND_DOWN_POWER_OF_TWO_8(a) ((u8) \ + (((u16) 1) << (ACPI_FIND_LAST_BIT_8 ((a)) - 1))) +#define ACPI_ROUND_UP_POWER_OF_TWO_16(a) ((u16) \ + (((u32) 1) << ACPI_FIND_LAST_BIT_16 ((a) - 1))) +#define ACPI_ROUND_DOWN_POWER_OF_TWO_16(a) ((u16) \ + (((u32) 1) << (ACPI_FIND_LAST_BIT_16 ((a)) - 1))) +#define ACPI_ROUND_UP_POWER_OF_TWO_32(a) ((u32) \ + (((u64) 1) << ACPI_FIND_LAST_BIT_32 ((a) - 1))) +#define ACPI_ROUND_DOWN_POWER_OF_TWO_32(a) ((u32) \ + (((u64) 1) << (ACPI_FIND_LAST_BIT_32 ((a)) - 1))) +#define ACPI_IS_ALIGNED(a, s) (((a) & ((s) - 1)) == 0) +#define ACPI_IS_POWER_OF_TWO(a) ACPI_IS_ALIGNED(a, a) + +/* + * Bitmask creation + * Bit positions start at zero. + * MASK_BITS_ABOVE creates a mask starting AT the position and above + * MASK_BITS_BELOW creates a mask starting one bit BELOW the position + * MASK_BITS_ABOVE/BELOW accepts a bit offset to create a mask + * MASK_BITS_ABOVE/BELOW_32/64 accepts a bit width to create a mask + * Note: The ACPI_INTEGER_BIT_SIZE check is used to bypass compiler + * differences with the shift operator + */ +#define ACPI_MASK_BITS_ABOVE(position) (~((ACPI_UINT64_MAX) << ((u32) (position)))) +#define ACPI_MASK_BITS_BELOW(position) ((ACPI_UINT64_MAX) << ((u32) (position))) +#define ACPI_MASK_BITS_ABOVE_32(width) ((u32) ACPI_MASK_BITS_ABOVE(width)) +#define ACPI_MASK_BITS_BELOW_32(width) ((u32) ACPI_MASK_BITS_BELOW(width)) +#define ACPI_MASK_BITS_ABOVE_64(width) ((width) == ACPI_INTEGER_BIT_SIZE ? \ + ACPI_UINT64_MAX : \ + ACPI_MASK_BITS_ABOVE(width)) +#define ACPI_MASK_BITS_BELOW_64(width) ((width) == ACPI_INTEGER_BIT_SIZE ? \ + (u64) 0 : \ + ACPI_MASK_BITS_BELOW(width)) + +/* Bitfields within ACPI registers */ + +#define ACPI_REGISTER_PREPARE_BITS(val, pos, mask) \ + ((val << pos) & mask) + +#define ACPI_REGISTER_INSERT_VALUE(reg, pos, mask, val) \ + reg = (reg & (~(mask))) | ACPI_REGISTER_PREPARE_BITS(val, pos, mask) + +#define ACPI_INSERT_BITS(target, mask, source) \ + target = ((target & (~(mask))) | (source & mask)) + +/* Generic bitfield macros and masks */ + +#define ACPI_GET_BITS(source_ptr, position, mask) \ + ((*(source_ptr) >> (position)) & (mask)) + +#define ACPI_SET_BITS(target_ptr, position, mask, value) \ + (*(target_ptr) |= (((value) & (mask)) << (position))) + +#define ACPI_1BIT_MASK 0x00000001 +#define ACPI_2BIT_MASK 0x00000003 +#define ACPI_3BIT_MASK 0x00000007 +#define ACPI_4BIT_MASK 0x0000000F +#define ACPI_5BIT_MASK 0x0000001F +#define ACPI_6BIT_MASK 0x0000003F +#define ACPI_7BIT_MASK 0x0000007F +#define ACPI_8BIT_MASK 0x000000FF +#define ACPI_16BIT_MASK 0x0000FFFF +#define ACPI_24BIT_MASK 0x00FFFFFF + +/* Macros to extract flag bits from position zero */ + +#define ACPI_GET_1BIT_FLAG(value) ((value) & ACPI_1BIT_MASK) +#define ACPI_GET_2BIT_FLAG(value) ((value) & ACPI_2BIT_MASK) +#define ACPI_GET_3BIT_FLAG(value) ((value) & ACPI_3BIT_MASK) +#define ACPI_GET_4BIT_FLAG(value) ((value) & ACPI_4BIT_MASK) + +/* Macros to extract flag bits from position one and above */ + +#define ACPI_EXTRACT_1BIT_FLAG(field, position) (ACPI_GET_1BIT_FLAG ((field) >> position)) +#define ACPI_EXTRACT_2BIT_FLAG(field, position) (ACPI_GET_2BIT_FLAG ((field) >> position)) +#define ACPI_EXTRACT_3BIT_FLAG(field, position) (ACPI_GET_3BIT_FLAG ((field) >> position)) +#define ACPI_EXTRACT_4BIT_FLAG(field, position) (ACPI_GET_4BIT_FLAG ((field) >> position)) + +/* ACPI Pathname helpers */ + +#define ACPI_IS_ROOT_PREFIX(c) ((c) == (u8) 0x5C) /* Backslash */ +#define ACPI_IS_PARENT_PREFIX(c) ((c) == (u8) 0x5E) /* Carat */ +#define ACPI_IS_PATH_SEPARATOR(c) ((c) == (u8) 0x2E) /* Period (dot) */ + +/* + * An object of type struct acpi_namespace_node can appear in some contexts + * where a pointer to an object of type union acpi_operand_object can also + * appear. This macro is used to distinguish them. + * + * The "DescriptorType" field is the second field in both structures. + */ +#define ACPI_GET_DESCRIPTOR_PTR(d) (((union acpi_descriptor *)(void *)(d))->common.common_pointer) +#define ACPI_SET_DESCRIPTOR_PTR(d, p) (((union acpi_descriptor *)(void *)(d))->common.common_pointer = (p)) +#define ACPI_GET_DESCRIPTOR_TYPE(d) (((union acpi_descriptor *)(void *)(d))->common.descriptor_type) +#define ACPI_SET_DESCRIPTOR_TYPE(d, t) (((union acpi_descriptor *)(void *)(d))->common.descriptor_type = (t)) + +/* + * Macros for the master AML opcode table + */ +#if defined (ACPI_DISASSEMBLER) || defined (ACPI_DEBUG_OUTPUT) +#define ACPI_OP(name, Pargs, Iargs, obj_type, class, type, flags) \ + {name, (u32)(Pargs), (u32)(Iargs), (u32)(flags), obj_type, class, type} +#else +#define ACPI_OP(name, Pargs, Iargs, obj_type, class, type, flags) \ + {(u32)(Pargs), (u32)(Iargs), (u32)(flags), obj_type, class, type} +#endif + +#define ARG_TYPE_WIDTH 5 +#define ARG_1(x) ((u32)(x)) +#define ARG_2(x) ((u32)(x) << (1 * ARG_TYPE_WIDTH)) +#define ARG_3(x) ((u32)(x) << (2 * ARG_TYPE_WIDTH)) +#define ARG_4(x) ((u32)(x) << (3 * ARG_TYPE_WIDTH)) +#define ARG_5(x) ((u32)(x) << (4 * ARG_TYPE_WIDTH)) +#define ARG_6(x) ((u32)(x) << (5 * ARG_TYPE_WIDTH)) + +#define ARGI_LIST1(a) (ARG_1(a)) +#define ARGI_LIST2(a, b) (ARG_1(b)|ARG_2(a)) +#define ARGI_LIST3(a, b, c) (ARG_1(c)|ARG_2(b)|ARG_3(a)) +#define ARGI_LIST4(a, b, c, d) (ARG_1(d)|ARG_2(c)|ARG_3(b)|ARG_4(a)) +#define ARGI_LIST5(a, b, c, d, e) (ARG_1(e)|ARG_2(d)|ARG_3(c)|ARG_4(b)|ARG_5(a)) +#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)) + +#define ARGP_LIST1(a) (ARG_1(a)) +#define ARGP_LIST2(a, b) (ARG_1(a)|ARG_2(b)) +#define ARGP_LIST3(a, b, c) (ARG_1(a)|ARG_2(b)|ARG_3(c)) +#define ARGP_LIST4(a, b, c, d) (ARG_1(a)|ARG_2(b)|ARG_3(c)|ARG_4(d)) +#define ARGP_LIST5(a, b, c, d, e) (ARG_1(a)|ARG_2(b)|ARG_3(c)|ARG_4(d)|ARG_5(e)) +#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)) + +#define GET_CURRENT_ARG_TYPE(list) (list & ((u32) 0x1F)) +#define INCREMENT_ARG_LIST(list) (list >>= ((u32) ARG_TYPE_WIDTH)) + +/* + * Ascii error messages can be configured out + */ +#ifndef ACPI_NO_ERROR_MESSAGES +/* + * Error reporting. The callers module and line number are inserted by AE_INFO, + * the plist contains a set of parens to allow variable-length lists. + * These macros are used for both the debug and non-debug versions of the code. + */ +#define ACPI_ERROR_NAMESPACE(s, p, e) acpi_ut_prefixed_namespace_error (AE_INFO, s, p, e); +#define ACPI_ERROR_METHOD(s, n, p, e) acpi_ut_method_error (AE_INFO, s, n, p, e); +#define ACPI_WARN_PREDEFINED(plist) acpi_ut_predefined_warning plist +#define ACPI_INFO_PREDEFINED(plist) acpi_ut_predefined_info plist +#define ACPI_BIOS_ERROR_PREDEFINED(plist) acpi_ut_predefined_bios_error plist +#define ACPI_ERROR_ONLY(s) s + +#else + +/* No error messages */ + +#define ACPI_ERROR_NAMESPACE(s, p, e) +#define ACPI_ERROR_METHOD(s, n, p, e) +#define ACPI_WARN_PREDEFINED(plist) +#define ACPI_INFO_PREDEFINED(plist) +#define ACPI_BIOS_ERROR_PREDEFINED(plist) +#define ACPI_ERROR_ONLY(s) + +#endif /* ACPI_NO_ERROR_MESSAGES */ + +#if (!ACPI_REDUCED_HARDWARE) +#define ACPI_HW_OPTIONAL_FUNCTION(addr) addr +#else +#define ACPI_HW_OPTIONAL_FUNCTION(addr) NULL +#endif + +/* + * Macros used for ACPICA utilities only + */ + +/* Generate a UUID */ + +#define ACPI_INIT_UUID(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7) \ + (a) & 0xFF, ((a) >> 8) & 0xFF, ((a) >> 16) & 0xFF, ((a) >> 24) & 0xFF, \ + (b) & 0xFF, ((b) >> 8) & 0xFF, \ + (c) & 0xFF, ((c) >> 8) & 0xFF, \ + (d0), (d1), (d2), (d3), (d4), (d5), (d6), (d7) + +#define ACPI_IS_OCTAL_DIGIT(d) (((char)(d) >= '0') && ((char)(d) <= '7')) + +/* + * Macros used for the ASL-/ASL+ converter utility + */ +#ifdef ACPI_ASL_COMPILER + +#define ASL_CV_LABEL_FILENODE(a) cv_label_file_node(a); +#define ASL_CV_CAPTURE_COMMENTS_ONLY(a) cv_capture_comments_only (a); +#define ASL_CV_CAPTURE_COMMENTS(a) cv_capture_comments (a); +#define ASL_CV_TRANSFER_COMMENTS(a) cv_transfer_comments (a); +#define ASL_CV_CLOSE_PAREN(a,b) cv_close_paren_write_comment(a,b); +#define ASL_CV_CLOSE_BRACE(a,b) cv_close_brace_write_comment(a,b); +#define ASL_CV_SWITCH_FILES(a,b) cv_switch_files(a,b); +#define ASL_CV_CLEAR_OP_COMMENTS(a) cv_clear_op_comments(a); +#define ASL_CV_PRINT_ONE_COMMENT(a,b,c,d) cv_print_one_comment_type (a,b,c,d); +#define ASL_CV_PRINT_ONE_COMMENT_LIST(a,b) cv_print_one_comment_list (a,b); +#define ASL_CV_FILE_HAS_SWITCHED(a) cv_file_has_switched(a) +#define ASL_CV_INIT_FILETREE(a,b) cv_init_file_tree(a,b); + +#else + +#define ASL_CV_LABEL_FILENODE(a) +#define ASL_CV_CAPTURE_COMMENTS_ONLY(a) +#define ASL_CV_CAPTURE_COMMENTS(a) +#define ASL_CV_TRANSFER_COMMENTS(a) +#define ASL_CV_CLOSE_PAREN(a,b) acpi_os_printf (")"); +#define ASL_CV_CLOSE_BRACE(a,b) acpi_os_printf ("}"); +#define ASL_CV_SWITCH_FILES(a,b) +#define ASL_CV_CLEAR_OP_COMMENTS(a) +#define ASL_CV_PRINT_ONE_COMMENT(a,b,c,d) +#define ASL_CV_PRINT_ONE_COMMENT_LIST(a,b) +#define ASL_CV_FILE_HAS_SWITCHED(a) 0 +#define ASL_CV_INIT_FILETREE(a,b) + +#endif + +#endif /* ACMACROS_H */ |