| /****************************************************************************** |
| * |
| * Name: acmacros.h - C macros for the entire subsystem. |
| * |
| *****************************************************************************/ |
| |
| /* |
| * Copyright (C) 2000 - 2006, R. Byron Moore |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions, and the following disclaimer, |
| * without modification. |
| * 2. Redistributions in binary form must reproduce at minimum a disclaimer |
| * substantially similar to the "NO WARRANTY" disclaimer below |
| * ("Disclaimer") and any redistribution must be conditioned upon |
| * including a substantially similar Disclaimer requirement for further |
| * binary redistribution. |
| * 3. Neither the names of the above-listed copyright holders nor the names |
| * of any contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * Alternatively, this software may be distributed under the terms of the |
| * GNU General Public License ("GPL") version 2 as published by the Free |
| * Software Foundation. |
| * |
| * NO WARRANTY |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING |
| * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| * POSSIBILITY OF SUCH DAMAGES. |
| */ |
| |
| #ifndef __ACMACROS_H__ |
| #define __ACMACROS_H__ |
| |
| /* |
| * Data manipulation macros |
| */ |
| #define ACPI_LOWORD(l) ((u16)(u32)(l)) |
| #define ACPI_HIWORD(l) ((u16)((((u32)(l)) >> 16) & 0xFFFF)) |
| #define ACPI_LOBYTE(l) ((u8)(u16)(l)) |
| #define ACPI_HIBYTE(l) ((u8)((((u16)(l)) >> 8) & 0xFF)) |
| |
| #define ACPI_SET_BIT(target,bit) ((target) |= (bit)) |
| #define ACPI_CLEAR_BIT(target,bit) ((target) &= ~(bit)) |
| #define ACPI_MIN(a,b) (((a)<(b))?(a):(b)) |
| |
| /* Size calculation */ |
| |
| #define ACPI_ARRAY_LENGTH(x) (sizeof(x) / sizeof((x)[0])) |
| |
| #if ACPI_MACHINE_WIDTH == 16 |
| |
| /* |
| * For 16-bit addresses, we have to assume that the upper 32 bits |
| * (out of 64) are zero. |
| */ |
| #define ACPI_LODWORD(l) ((u32)(l)) |
| #define ACPI_HIDWORD(l) ((u32)(0)) |
| |
| #define ACPI_GET_ADDRESS(a) ((a).lo) |
| #define ACPI_STORE_ADDRESS(a,b) {(a).hi=0;(a).lo=(u32)(b);} |
| #define ACPI_VALID_ADDRESS(a) ((a).hi | (a).lo) |
| |
| #else |
| #ifdef ACPI_NO_INTEGER64_SUPPORT |
| /* |
| * acpi_integer is 32-bits, no 64-bit support on this platform |
| */ |
| #define ACPI_LODWORD(l) ((u32)(l)) |
| #define ACPI_HIDWORD(l) ((u32)(0)) |
| |
| #define ACPI_GET_ADDRESS(a) (a) |
| #define ACPI_STORE_ADDRESS(a,b) ((a)=(b)) |
| #define ACPI_VALID_ADDRESS(a) (a) |
| |
| #else |
| |
| /* |
| * Full 64-bit address/integer on both 32-bit and 64-bit platforms |
| */ |
| #define ACPI_LODWORD(l) ((u32)(u64)(l)) |
| #define ACPI_HIDWORD(l) ((u32)(((*(struct uint64_struct *)(void *)(&l))).hi)) |
| |
| #define ACPI_GET_ADDRESS(a) (a) |
| #define ACPI_STORE_ADDRESS(a,b) ((a)=(acpi_physical_address)(b)) |
| #define ACPI_VALID_ADDRESS(a) (a) |
| #endif |
| #endif |
| |
| /* |
| * printf() format helpers |
| */ |
| |
| /* Split 64-bit integer into two 32-bit values. Use with %8.8_x%8.8_x */ |
| |
| #define ACPI_FORMAT_UINT64(i) ACPI_HIDWORD(i),ACPI_LODWORD(i) |
| |
| /* |
| * Extract data using a pointer. Any more than a byte and we |
| * get into potential aligment issues -- see the STORE macros below. |
| * Use with care. |
| */ |
| #define ACPI_GET8(ptr) *ACPI_CAST_PTR (u8, ptr) |
| #define ACPI_GET16(ptr) *ACPI_CAST_PTR (u16, ptr) |
| #define ACPI_GET32(ptr) *ACPI_CAST_PTR (u32, ptr) |
| #define ACPI_GET64(ptr) *ACPI_CAST_PTR (u64, ptr) |
| #define ACPI_SET8(ptr) *ACPI_CAST_PTR (u8, ptr) |
| #define ACPI_SET16(ptr) *ACPI_CAST_PTR (u16, ptr) |
| #define ACPI_SET32(ptr) *ACPI_CAST_PTR (u32, ptr) |
| #define ACPI_SET64(ptr) *ACPI_CAST_PTR (u64, ptr) |
| |
| /* |
| * Pointer manipulation |
| */ |
| #define ACPI_CAST_PTR(t, p) ((t *) (acpi_uintptr_t) (p)) |
| #define ACPI_CAST_INDIRECT_PTR(t, p) ((t **) (acpi_uintptr_t) (p)) |
| #define ACPI_ADD_PTR(t,a,b) ACPI_CAST_PTR (t, (ACPI_CAST_PTR (u8,(a)) + (acpi_native_uint)(b))) |
| #define ACPI_PTR_DIFF(a,b) (acpi_native_uint) (ACPI_CAST_PTR (u8,(a)) - ACPI_CAST_PTR (u8,(b))) |
| |
| /* Pointer/Integer type conversions */ |
| |
| #define ACPI_TO_POINTER(i) ACPI_ADD_PTR (void,(void *) NULL,(acpi_native_uint) i) |
| #define ACPI_TO_INTEGER(p) ACPI_PTR_DIFF (p,(void *) NULL) |
| #define ACPI_OFFSET(d,f) (acpi_size) ACPI_PTR_DIFF (&(((d *)0)->f),(void *) NULL) |
| |
| #if ACPI_MACHINE_WIDTH == 16 |
| #define ACPI_STORE_POINTER(d,s) ACPI_MOVE_32_TO_32(d,s) |
| #define ACPI_PHYSADDR_TO_PTR(i) (void *)(i) |
| #define ACPI_PTR_TO_PHYSADDR(i) (u32) ACPI_CAST_PTR (u8,(i)) |
| #else |
| #define ACPI_PHYSADDR_TO_PTR(i) ACPI_TO_POINTER(i) |
| #define ACPI_PTR_TO_PHYSADDR(i) ACPI_TO_INTEGER(i) |
| #endif |
| |
| #ifndef ACPI_MISALIGNMENT_NOT_SUPPORTED |
| #define ACPI_COMPARE_NAME(a,b) (*ACPI_CAST_PTR (u32,(a)) == *ACPI_CAST_PTR (u32,(b))) |
| #else |
| #define ACPI_COMPARE_NAME(a,b) (!ACPI_STRNCMP (ACPI_CAST_PTR (char,(a)), ACPI_CAST_PTR (char,(b)), ACPI_NAME_SIZE)) |
| #endif |
| |
| /* |
| * 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 |
| */ |
| |
| /* This macro sets a buffer index, starting from the end of the buffer */ |
| |
| #define ACPI_BUFFER_INDEX(buf_len,buf_offset,byte_gran) ((buf_len) - (((buf_offset)+1) * (byte_gran))) |
| |
| /* 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 |
| */ |
| |
| /* This macro sets a buffer index, starting from the beginning of the buffer */ |
| |
| #define ACPI_BUFFER_INDEX(buf_len,buf_offset,byte_gran) (buf_offset) |
| |
| #ifndef ACPI_MISALIGNMENT_NOT_SUPPORTED |
| |
| /* The hardware supports unaligned transfers, just do the little-endian move */ |
| |
| #if ACPI_MACHINE_WIDTH == 16 |
| |
| /* No 64-bit integers */ |
| /* 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) ACPI_MOVE_16_TO_32(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) *(u32 *)(void *)(d) = *(u32 *)(void *)(s) |
| #define ACPI_MOVE_32_TO_64(d,s) 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) ACPI_MOVE_32_TO_32(d,s) |
| |
| #else |
| /* 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) |
| #endif |
| |
| #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 |
| |
| /* Macros based on machine integer width */ |
| |
| #if ACPI_MACHINE_WIDTH == 16 |
| #define ACPI_MOVE_SIZE_TO_16(d,s) ACPI_MOVE_16_TO_16(d,s) |
| |
| #elif ACPI_MACHINE_WIDTH == 32 |
| #define ACPI_MOVE_SIZE_TO_16(d,s) ACPI_MOVE_32_TO_16(d,s) |
| |
| #elif ACPI_MACHINE_WIDTH == 64 |
| #define ACPI_MOVE_SIZE_TO_16(d,s) ACPI_MOVE_64_TO_16(d,s) |
| |
| #else |
| #error unknown ACPI_MACHINE_WIDTH |
| #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) |
| |
| /* |
| * Rounding macros (Power of two boundaries only) |
| */ |
| #define ACPI_ROUND_DOWN(value,boundary) (((acpi_native_uint)(value)) & \ |
| (~(((acpi_native_uint) boundary)-1))) |
| |
| #define ACPI_ROUND_UP(value,boundary) ((((acpi_native_uint)(value)) + \ |
| (((acpi_native_uint) boundary)-1)) & \ |
| (~(((acpi_native_uint) boundary)-1))) |
| |
| /* Note: sizeof(acpi_native_uint) evaluates to either 2, 4, or 8 */ |
| |
| #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_native_uint)) |
| |
| #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_native_uint)) |
| |
| #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_native_uint)value) & (sizeof(acpi_native_uint)-1)) |
| |
| /* |
| * 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 |
| */ |
| #define ACPI_MASK_BITS_ABOVE(position) (~((ACPI_INTEGER_MAX) << ((u32) (position)))) |
| #define ACPI_MASK_BITS_BELOW(position) ((ACPI_INTEGER_MAX) << ((u32) (position))) |
| |
| #define ACPI_IS_OCTAL_DIGIT(d) (((char)(d) >= '0') && ((char)(d) <= '7')) |
| |
| /* 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)) |
| |
| /* 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) |
| |
| /* |
| * An struct acpi_namespace_node * can appear in some contexts, |
| * where a pointer to an union acpi_operand_object can also |
| * appear. This macro is used to distinguish them. |
| * |
| * The "Descriptor" field is the first field in both structures. |
| */ |
| #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) |
| |
| /* Macro to test the object type */ |
| |
| #define ACPI_GET_OBJECT_TYPE(d) (((union acpi_operand_object *)(void *)(d))->common.type) |
| |
| /* Macro to check the table flags for SINGLE or MULTIPLE tables are allowed */ |
| |
| #define ACPI_IS_SINGLE_TABLE(x) (((x) & 0x01) == ACPI_TABLE_SINGLE ? 1 : 0) |
| |
| /* |
| * 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 |
| |
| #ifdef ACPI_DISASSEMBLER |
| #define ACPI_DISASM_ONLY_MEMBERS(a) a; |
| #else |
| #define ACPI_DISASM_ONLY_MEMBERS(a) |
| #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)) |
| |
| #if defined (ACPI_DEBUG_OUTPUT) || !defined (ACPI_NO_ERROR_MESSAGES) |
| /* |
| * Module name is include in both debug and non-debug versions primarily for |
| * error messages. The __FILE__ macro is not very useful for this, because it |
| * often includes the entire pathname to the module |
| */ |
| #define ACPI_MODULE_NAME(name) static char ACPI_UNUSED_VAR *_acpi_module_name = name; |
| #else |
| #define ACPI_MODULE_NAME(name) |
| #endif |
| |
| /* |
| * Ascii error messages can be configured out |
| */ |
| #ifndef ACPI_NO_ERROR_MESSAGES |
| #define AE_INFO _acpi_module_name, __LINE__ |
| |
| /* |
| * Error reporting. 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_INFO(plist) acpi_ut_info plist |
| #define ACPI_WARNING(plist) acpi_ut_warning plist |
| #define ACPI_EXCEPTION(plist) acpi_ut_exception plist |
| #define ACPI_ERROR(plist) acpi_ut_error plist |
| #define ACPI_ERROR_NAMESPACE(s,e) acpi_ns_report_error (AE_INFO, s, e); |
| #define ACPI_ERROR_METHOD(s,n,p,e) acpi_ns_report_method_error (AE_INFO, s, n, p, e); |
| |
| #else |
| |
| /* No error messages */ |
| |
| #define ACPI_INFO(plist) |
| #define ACPI_WARNING(plist) |
| #define ACPI_EXCEPTION(plist) |
| #define ACPI_ERROR(plist) |
| #define ACPI_ERROR_NAMESPACE(s,e) |
| #define ACPI_ERROR_METHOD(s,n,p,e) |
| #endif |
| |
| /* |
| * Debug macros that are conditionally compiled |
| */ |
| #ifdef ACPI_DEBUG_OUTPUT |
| |
| /* |
| * Common parameters used for debug output functions: |
| * line number, function name, module(file) name, component ID |
| */ |
| #define ACPI_DEBUG_PARAMETERS __LINE__, ACPI_GET_FUNCTION_NAME, _acpi_module_name, _COMPONENT |
| |
| /* |
| * Function entry tracing |
| */ |
| |
| /* |
| * If ACPI_GET_FUNCTION_NAME was not defined in the compiler-dependent header, |
| * define it now. This is the case where there the compiler does not support |
| * a __FUNCTION__ macro or equivalent. We save the function name on the |
| * local stack. |
| */ |
| #ifndef ACPI_GET_FUNCTION_NAME |
| #define ACPI_GET_FUNCTION_NAME _acpi_function_name |
| /* |
| * The Name parameter should be the procedure name as a quoted string. |
| * This is declared as a local string ("MyFunctionName") so that it can |
| * be also used by the function exit macros below. |
| * Note: (const char) is used to be compatible with the debug interfaces |
| * and macros such as __FUNCTION__. |
| */ |
| #define ACPI_FUNCTION_NAME(name) const char *_acpi_function_name = #name; |
| |
| #else |
| /* Compiler supports __FUNCTION__ (or equivalent) -- Ignore this macro */ |
| |
| #define ACPI_FUNCTION_NAME(name) |
| #endif |
| |
| #define ACPI_FUNCTION_TRACE(a) ACPI_FUNCTION_NAME(a) \ |
| acpi_ut_trace(ACPI_DEBUG_PARAMETERS) |
| #define ACPI_FUNCTION_TRACE_PTR(a,b) ACPI_FUNCTION_NAME(a) \ |
| acpi_ut_trace_ptr(ACPI_DEBUG_PARAMETERS,(void *)b) |
| #define ACPI_FUNCTION_TRACE_U32(a,b) ACPI_FUNCTION_NAME(a) \ |
| acpi_ut_trace_u32(ACPI_DEBUG_PARAMETERS,(u32)b) |
| #define ACPI_FUNCTION_TRACE_STR(a,b) ACPI_FUNCTION_NAME(a) \ |
| acpi_ut_trace_str(ACPI_DEBUG_PARAMETERS,(char *)b) |
| |
| #define ACPI_FUNCTION_ENTRY() acpi_ut_track_stack_ptr() |
| |
| /* |
| * Function exit tracing. |
| * WARNING: These macros include a return statement. This is usually considered |
| * bad form, but having a separate exit macro is very ugly and difficult to maintain. |
| * One of the FUNCTION_TRACE macros above must be used in conjunction with these macros |
| * so that "_AcpiFunctionName" is defined. |
| * |
| * Note: the DO_WHILE0 macro is used to prevent some compilers from complaining |
| * about these constructs. |
| */ |
| #ifdef ACPI_USE_DO_WHILE_0 |
| #define ACPI_DO_WHILE0(a) do a while(0) |
| #else |
| #define ACPI_DO_WHILE0(a) a |
| #endif |
| |
| #define return_VOID ACPI_DO_WHILE0 ({ \ |
| acpi_ut_exit (ACPI_DEBUG_PARAMETERS); \ |
| return;}) |
| /* |
| * There are two versions of most of the return macros. The default version is |
| * safer, since it avoids side-effects by guaranteeing that the argument will |
| * not be evaluated twice. |
| * |
| * A less-safe version of the macros is provided for optional use if the |
| * compiler uses excessive CPU stack (for example, this may happen in the |
| * debug case if code optimzation is disabled.) |
| */ |
| #ifndef ACPI_SIMPLE_RETURN_MACROS |
| |
| #define return_ACPI_STATUS(s) ACPI_DO_WHILE0 ({ \ |
| register acpi_status _s = (s); \ |
| acpi_ut_status_exit (ACPI_DEBUG_PARAMETERS, _s); \ |
| return (_s); }) |
| #define return_PTR(s) ACPI_DO_WHILE0 ({ \ |
| register void *_s = (void *) (s); \ |
| acpi_ut_ptr_exit (ACPI_DEBUG_PARAMETERS, (u8 *) _s); \ |
| return (_s); }) |
| #define return_VALUE(s) ACPI_DO_WHILE0 ({ \ |
| register acpi_integer _s = (s); \ |
| acpi_ut_value_exit (ACPI_DEBUG_PARAMETERS, _s); \ |
| return (_s); }) |
| #define return_UINT8(s) ACPI_DO_WHILE0 ({ \ |
| register u8 _s = (u8) (s); \ |
| acpi_ut_value_exit (ACPI_DEBUG_PARAMETERS, (acpi_integer) _s); \ |
| return (_s); }) |
| #define return_UINT32(s) ACPI_DO_WHILE0 ({ \ |
| register u32 _s = (u32) (s); \ |
| acpi_ut_value_exit (ACPI_DEBUG_PARAMETERS, (acpi_integer) _s); \ |
| return (_s); }) |
| #else /* Use original less-safe macros */ |
| |
| #define return_ACPI_STATUS(s) ACPI_DO_WHILE0 ({ \ |
| acpi_ut_status_exit (ACPI_DEBUG_PARAMETERS, (s)); \ |
| return((s)); }) |
| #define return_PTR(s) ACPI_DO_WHILE0 ({ \ |
| acpi_ut_ptr_exit (ACPI_DEBUG_PARAMETERS, (u8 *) (s)); \ |
| return((s)); }) |
| #define return_VALUE(s) ACPI_DO_WHILE0 ({ \ |
| acpi_ut_value_exit (ACPI_DEBUG_PARAMETERS, (acpi_integer) (s)); \ |
| return((s)); }) |
| #define return_UINT8(s) return_VALUE(s) |
| #define return_UINT32(s) return_VALUE(s) |
| |
| #endif /* ACPI_SIMPLE_RETURN_MACROS */ |
| |
| /* Conditional execution */ |
| |
| #define ACPI_DEBUG_EXEC(a) a |
| #define ACPI_NORMAL_EXEC(a) |
| |
| #define ACPI_DEBUG_DEFINE(a) a; |
| #define ACPI_DEBUG_ONLY_MEMBERS(a) a; |
| #define _VERBOSE_STRUCTURES |
| |
| /* Stack and buffer dumping */ |
| |
| #define ACPI_DUMP_STACK_ENTRY(a) acpi_ex_dump_operand((a),0) |
| #define ACPI_DUMP_OPERANDS(a,b,c,d,e) acpi_ex_dump_operands(a,b,c,d,e,_acpi_module_name,__LINE__) |
| |
| #define ACPI_DUMP_ENTRY(a,b) acpi_ns_dump_entry (a,b) |
| #define ACPI_DUMP_PATHNAME(a,b,c,d) acpi_ns_dump_pathname(a,b,c,d) |
| #define ACPI_DUMP_RESOURCE_LIST(a) acpi_rs_dump_resource_list(a) |
| #define ACPI_DUMP_BUFFER(a,b) acpi_ut_dump_buffer((u8 *)a,b,DB_BYTE_DISPLAY,_COMPONENT) |
| |
| /* |
| * Master debug print macros |
| * Print iff: |
| * 1) Debug print for the current component is enabled |
| * 2) Debug error level or trace level for the print statement is enabled |
| */ |
| #define ACPI_DEBUG_PRINT(plist) acpi_ut_debug_print plist |
| #define ACPI_DEBUG_PRINT_RAW(plist) acpi_ut_debug_print_raw plist |
| |
| #else |
| /* |
| * This is the non-debug case -- make everything go away, |
| * leaving no executable debug code! |
| */ |
| #define ACPI_DEBUG_EXEC(a) |
| #define ACPI_NORMAL_EXEC(a) a; |
| |
| #define ACPI_DEBUG_DEFINE(a) |
| #define ACPI_DEBUG_ONLY_MEMBERS(a) |
| #define ACPI_FUNCTION_NAME(a) |
| #define ACPI_FUNCTION_TRACE(a) |
| #define ACPI_FUNCTION_TRACE_PTR(a,b) |
| #define ACPI_FUNCTION_TRACE_U32(a,b) |
| #define ACPI_FUNCTION_TRACE_STR(a,b) |
| #define ACPI_FUNCTION_EXIT |
| #define ACPI_FUNCTION_STATUS_EXIT(s) |
| #define ACPI_FUNCTION_VALUE_EXIT(s) |
| #define ACPI_FUNCTION_ENTRY() |
| #define ACPI_DUMP_STACK_ENTRY(a) |
| #define ACPI_DUMP_OPERANDS(a,b,c,d,e) |
| #define ACPI_DUMP_ENTRY(a,b) |
| #define ACPI_DUMP_TABLES(a,b) |
| #define ACPI_DUMP_PATHNAME(a,b,c,d) |
| #define ACPI_DUMP_RESOURCE_LIST(a) |
| #define ACPI_DUMP_BUFFER(a,b) |
| #define ACPI_DEBUG_PRINT(pl) |
| #define ACPI_DEBUG_PRINT_RAW(pl) |
| |
| #define return_VOID return |
| #define return_ACPI_STATUS(s) return(s) |
| #define return_VALUE(s) return(s) |
| #define return_UINT8(s) return(s) |
| #define return_UINT32(s) return(s) |
| #define return_PTR(s) return(s) |
| |
| #endif |
| |
| /* |
| * Some code only gets executed when the debugger is built in. |
| * Note that this is entirely independent of whether the |
| * DEBUG_PRINT stuff (set by ACPI_DEBUG_OUTPUT) is on, or not. |
| */ |
| #ifdef ACPI_DEBUGGER |
| #define ACPI_DEBUGGER_EXEC(a) a |
| #else |
| #define ACPI_DEBUGGER_EXEC(a) |
| #endif |
| |
| /* |
| * For 16-bit code, we want to shrink some things even though |
| * we are using ACPI_DEBUG_OUTPUT to get the debug output |
| */ |
| #if ACPI_MACHINE_WIDTH == 16 |
| #undef ACPI_DEBUG_ONLY_MEMBERS |
| #undef _VERBOSE_STRUCTURES |
| #define ACPI_DEBUG_ONLY_MEMBERS(a) |
| #endif |
| |
| #ifdef ACPI_DEBUG_OUTPUT |
| /* |
| * 1) Set name to blanks |
| * 2) Copy the object name |
| */ |
| #define ACPI_ADD_OBJECT_NAME(a,b) ACPI_MEMSET (a->common.name, ' ', sizeof (a->common.name));\ |
| ACPI_STRNCPY (a->common.name, acpi_gbl_ns_type_names[b], sizeof (a->common.name)) |
| #else |
| |
| #define ACPI_ADD_OBJECT_NAME(a,b) |
| #endif |
| |
| /* |
| * Memory allocation tracking (DEBUG ONLY) |
| */ |
| #ifndef ACPI_DBG_TRACK_ALLOCATIONS |
| |
| /* Memory allocation */ |
| |
| #ifndef ACPI_ALLOCATE |
| #define ACPI_ALLOCATE(a) acpi_ut_allocate((acpi_size)(a),_COMPONENT,_acpi_module_name,__LINE__) |
| #endif |
| #ifndef ACPI_ALLOCATE_ZEROED |
| #define ACPI_ALLOCATE_ZEROED(a) acpi_ut_allocate_zeroed((acpi_size)(a), _COMPONENT,_acpi_module_name,__LINE__) |
| #endif |
| #ifndef ACPI_FREE |
| #define ACPI_FREE(a) acpio_os_free(a) |
| #endif |
| #define ACPI_MEM_TRACKING(a) |
| |
| #else |
| |
| /* Memory allocation */ |
| |
| #define ACPI_ALLOCATE(a) acpi_ut_allocate_and_track((acpi_size)(a),_COMPONENT,_acpi_module_name,__LINE__) |
| #define ACPI_ALLOCATE_ZEROED(a) acpi_ut_allocate_zeroed_and_track((acpi_size)(a), _COMPONENT,_acpi_module_name,__LINE__) |
| #define ACPI_FREE(a) acpi_ut_free_and_track(a,_COMPONENT,_acpi_module_name,__LINE__) |
| #define ACPI_MEM_TRACKING(a) a |
| |
| #endif /* ACPI_DBG_TRACK_ALLOCATIONS */ |
| |
| #endif /* ACMACROS_H */ |
