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/******************************************************************************
*
* Name: acmacros.h - C macros for the entire subsystem.
* $Revision: 97 $
*
*****************************************************************************/
/*
* Copyright (C) 2000, 2001 R. Byron Moore
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __ACMACROS_H__
#define __ACMACROS_H__
/*
* Data manipulation macros
*/
#ifndef LOWORD
#define LOWORD(l) ((u16)(NATIVE_UINT)(l))
#endif
#ifndef HIWORD
#define HIWORD(l) ((u16)((((NATIVE_UINT)(l)) >> 16) & 0xFFFF))
#endif
#ifndef LOBYTE
#define LOBYTE(l) ((u8)(u16)(l))
#endif
#ifndef HIBYTE
#define HIBYTE(l) ((u8)((((u16)(l)) >> 8) & 0xFF))
#endif
#define BIT0(x) ((((x) & 0x01) > 0) ? 1 : 0)
#define BIT1(x) ((((x) & 0x02) > 0) ? 1 : 0)
#define BIT2(x) ((((x) & 0x04) > 0) ? 1 : 0)
#define BIT3(x) ((((x) & 0x08) > 0) ? 1 : 0)
#define BIT4(x) ((((x) & 0x10) > 0) ? 1 : 0)
#define BIT5(x) ((((x) & 0x20) > 0) ? 1 : 0)
#define BIT6(x) ((((x) & 0x40) > 0) ? 1 : 0)
#define BIT7(x) ((((x) & 0x80) > 0) ? 1 : 0)
#define LOW_BASE(w) ((u16) ((w) & 0x0000FFFF))
#define MID_BASE(b) ((u8) (((b) & 0x00FF0000) >> 16))
#define HI_BASE(b) ((u8) (((b) & 0xFF000000) >> 24))
#define LOW_LIMIT(w) ((u16) ((w) & 0x0000FFFF))
#define HI_LIMIT(b) ((u8) (((b) & 0x00FF0000) >> 16))
#ifdef _IA16
/*
* For 16-bit addresses, we have to assume that the upper 32 bits
* are zero.
*/
#ifndef LODWORD
#define LODWORD(l) (l)
#endif
#ifndef HIDWORD
#define HIDWORD(l) (0)
#endif
#define ACPI_GET_ADDRESS(a) ((a).lo)
#define ACPI_STORE_ADDRESS(a,b) {(a).hi=0;(a).lo=(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
*/
#ifndef LODWORD
#define LODWORD(l) ((u32)(l))
#endif
#ifndef HIDWORD
#define HIDWORD(l) (0)
#endif
#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
*/
#ifndef LODWORD
#define LODWORD(l) ((u32)(u64)(l))
#endif
#ifndef HIDWORD
#define HIDWORD(l) ((u32)(((*(uint64_struct *)(&l))).hi))
#endif
#define ACPI_GET_ADDRESS(a) (a)
#define ACPI_STORE_ADDRESS(a,b) ((a)=(b))
#define ACPI_VALID_ADDRESS(a) (a)
#endif
#endif
/*
* Extract a byte of data using a pointer. Any more than a byte and we
* get into potential aligment issues -- see the STORE macros below
*/
#define GET8(addr) (*(u8*)(addr))
/* Pointer arithmetic */
#define POINTER_ADD(t,a,b) (t *) ((NATIVE_UINT)(a) + (NATIVE_UINT)(b))
#define POINTER_DIFF(a,b) ((u32) ((NATIVE_UINT)(a) - (NATIVE_UINT)(b)))
/*
* 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 _HW_ALIGNMENT_SUPPORT
/* The hardware supports unaligned transfers, just do the move */
#define MOVE_UNALIGNED16_TO_16(d,s) *(u16*)(d) = *(u16*)(s)
#define MOVE_UNALIGNED32_TO_32(d,s) *(u32*)(d) = *(u32*)(s)
#define MOVE_UNALIGNED16_TO_32(d,s) *(u32*)(d) = *(u16*)(s)
#define MOVE_UNALIGNED64_TO_64(d,s) *(u64*)(d) = *(u64*)(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.
*/
#define MOVE_UNALIGNED16_TO_16(d,s) {((u8 *)(d))[0] = ((u8 *)(s))[0];\
((u8 *)(d))[1] = ((u8 *)(s))[1];}
#define MOVE_UNALIGNED32_TO_32(d,s) {((u8 *)(d))[0] = ((u8 *)(s))[0];\
((u8 *)(d))[1] = ((u8 *)(s))[1];\
((u8 *)(d))[2] = ((u8 *)(s))[2];\
((u8 *)(d))[3] = ((u8 *)(s))[3];}
#define MOVE_UNALIGNED16_TO_32(d,s) {(*(u32*)(d)) = 0; MOVE_UNALIGNED16_TO_16(d,s);}
#define MOVE_UNALIGNED64_TO_64(d,s) {((u8 *)(d))[0] = ((u8 *)(s))[0];\
((u8 *)(d))[1] = ((u8 *)(s))[1];\
((u8 *)(d))[2] = ((u8 *)(s))[2];\
((u8 *)(d))[3] = ((u8 *)(s))[3];\
((u8 *)(d))[4] = ((u8 *)(s))[4];\
((u8 *)(d))[5] = ((u8 *)(s))[5];\
((u8 *)(d))[6] = ((u8 *)(s))[6];\
((u8 *)(d))[7] = ((u8 *)(s))[7];}
#endif
/*
* Fast power-of-two math macros for non-optimized compilers
*/
#define _DIV(value,power_of2) ((u32) ((value) >> (power_of2)))
#define _MUL(value,power_of2) ((u32) ((value) << (power_of2)))
#define _MOD(value,divisor) ((u32) ((value) & ((divisor) -1)))
#define DIV_2(a) _DIV(a,1)
#define MUL_2(a) _MUL(a,1)
#define MOD_2(a) _MOD(a,2)
#define DIV_4(a) _DIV(a,2)
#define MUL_4(a) _MUL(a,2)
#define MOD_4(a) _MOD(a,4)
#define DIV_8(a) _DIV(a,3)
#define MUL_8(a) _MUL(a,3)
#define MOD_8(a) _MOD(a,8)
#define DIV_16(a) _DIV(a,4)
#define MUL_16(a) _MUL(a,4)
#define MOD_16(a) _MOD(a,16)
/*
* Rounding macros (Power of two boundaries only)
*/
#define ROUND_DOWN(value,boundary) ((value) & (~((boundary)-1)))
#define ROUND_UP(value,boundary) (((value) + ((boundary)-1)) & (~((boundary)-1)))
#define ROUND_DOWN_TO_32_BITS(a) ROUND_DOWN(a,4)
#define ROUND_DOWN_TO_64_BITS(a) ROUND_DOWN(a,8)
#define ROUND_DOWN_TO_NATIVE_WORD(a) ROUND_DOWN(a,ALIGNED_ADDRESS_BOUNDARY)
#define ROUND_UP_TO_32_bITS(a) ROUND_UP(a,4)
#define ROUND_UP_TO_64_bITS(a) ROUND_UP(a,8)
#define ROUND_UP_TO_NATIVE_WORD(a) ROUND_UP(a,ALIGNED_ADDRESS_BOUNDARY)
#define ROUND_PTR_UP_TO_4(a,b) ((b *)(((NATIVE_UINT)(a) + 3) & ~3))
#define ROUND_PTR_UP_TO_8(a,b) ((b *)(((NATIVE_UINT)(a) + 7) & ~7))
#define ROUND_BITS_UP_TO_BYTES(a) DIV_8((a) + 7)
#define ROUND_BITS_DOWN_TO_BYTES(a) DIV_8((a))
#define ROUND_UP_TO_1K(a) (((a) + 1023) >> 10)
/* Generic (non-power-of-two) rounding */
#define ROUND_UP_TO(value,boundary) (((value) + ((boundary)-1)) / (boundary))
/*
* 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 MASK_BITS_ABOVE(position) (~(((u32)(-1)) << ((u32) (position))))
#define MASK_BITS_BELOW(position) (((u32)(-1)) << ((u32) (position)))
/* Macros for GAS addressing */
#ifndef _IA16
#define ACPI_PCI_DEVICE_MASK (u64) 0x0000FFFF00000000
#define ACPI_PCI_FUNCTION_MASK (u64) 0x00000000FFFF0000
#define ACPI_PCI_REGISTER_MASK (u64) 0x000000000000FFFF
#define ACPI_PCI_FUNCTION(a) (u16) ((((a) & ACPI_PCI_FUNCTION_MASK) >> 16))
#define ACPI_PCI_DEVICE(a) (u16) ((((a) & ACPI_PCI_DEVICE_MASK) >> 32))
#define ACPI_PCI_REGISTER(a) (u16) (((a) & ACPI_PCI_REGISTER_MASK))
#else
/* No support for GAS and PCI IDs in 16-bit mode */
#define ACPI_PCI_FUNCTION(a) (u16) ((a) & 0xFFFF0000)
#define ACPI_PCI_DEVICE(a) (u16) ((a) & 0x0000FFFF)
#define ACPI_PCI_REGISTER(a) (u16) ((a) & 0x0000FFFF)
#endif
/*
* An acpi_handle (which is actually an acpi_namespace_node *) can appear in some contexts,
* such as on ap_obj_stack, where a pointer to an acpi_operand_object can also
* appear. This macro is used to distinguish them.
*
* The Data_type field is the first field in both structures.
*/
#define VALID_DESCRIPTOR_TYPE(d,t) (((acpi_namespace_node *)d)->data_type == t)
/* Macro to test the object type */
#define IS_THIS_OBJECT_TYPE(d,t) (((acpi_operand_object *)d)->common.type == (u8)t)
/* Macro to check the table flags for SINGLE or MULTIPLE tables are allowed */
#define IS_SINGLE_TABLE(x) (((x) & 0x01) == ACPI_TABLE_SINGLE ? 1 : 0)
/*
* Macro to check if a pointer is within an ACPI table.
* Parameter (a) is the pointer to check. Parameter (b) must be defined
* as a pointer to an acpi_table_header. (b+1) then points past the header,
* and ((u8 *)b+b->Length) points one byte past the end of the table.
*/
#ifndef _IA16
#define IS_IN_ACPI_TABLE(a,b) (((u8 *)(a) >= (u8 *)(b + 1)) &&\
((u8 *)(a) < ((u8 *)b + b->length)))
#else
#define IS_IN_ACPI_TABLE(a,b) (_segment)(a) == (_segment)(b) &&\
(((u8 *)(a) >= (u8 *)(b + 1)) &&\
((u8 *)(a) < ((u8 *)b + b->length)))
#endif
/*
* Macros for the master AML opcode table
*/
#ifdef ACPI_DEBUG
#define ACPI_OP(name,Pargs,Iargs,class,type,flags) {Pargs,Iargs,flags,class,type,name}
#else
#define ACPI_OP(name,Pargs,Iargs,class,type,flags) {Pargs,Iargs,flags,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))
/*
* Build a GAS structure from earlier ACPI table entries (V1.0 and 0.71 extensions)
*
* 1) Address space
* 2) Length in bytes -- convert to length in bits
* 3) Bit offset is zero
* 4) Reserved field is zero
* 5) Expand address to 64 bits
*/
#define ASL_BUILD_GAS_FROM_ENTRY(a,b,c,d) {a.address_space_id = (u8) d;\
a.register_bit_width = (u8) MUL_8 (b);\
a.register_bit_offset = 0;\
a.reserved = 0;\
ACPI_STORE_ADDRESS (a.address,c);}
/* ACPI V1.0 entries -- address space is always I/O */
#define ASL_BUILD_GAS_FROM_V1_ENTRY(a,b,c) ASL_BUILD_GAS_FROM_ENTRY(a,b,c,ACPI_ADR_SPACE_SYSTEM_IO)
/*
* Reporting macros that are never compiled out
*/
#define PARAM_LIST(pl) pl
/*
* Error reporting. These versions add callers module and line#. Since
* _THIS_MODULE gets compiled out when ACPI_DEBUG isn't defined, only
* use it in debug mode.
*/
#ifdef ACPI_DEBUG
#define REPORT_INFO(fp) {acpi_ut_report_info(_THIS_MODULE,__LINE__,_COMPONENT); \
acpi_os_printf PARAM_LIST(fp);}
#define REPORT_ERROR(fp) {acpi_ut_report_error(_THIS_MODULE,__LINE__,_COMPONENT); \
acpi_os_printf PARAM_LIST(fp);}
#define REPORT_WARNING(fp) {acpi_ut_report_warning(_THIS_MODULE,__LINE__,_COMPONENT); \
acpi_os_printf PARAM_LIST(fp);}
#else
#define REPORT_INFO(fp) {acpi_ut_report_info("ACPI",__LINE__,_COMPONENT); \
acpi_os_printf PARAM_LIST(fp);}
#define REPORT_ERROR(fp) {acpi_ut_report_error("ACPI",__LINE__,_COMPONENT); \
acpi_os_printf PARAM_LIST(fp);}
#define REPORT_WARNING(fp) {acpi_ut_report_warning("ACPI",__LINE__,_COMPONENT); \
acpi_os_printf PARAM_LIST(fp);}
#endif
/* Error reporting. These versions pass thru the module and line# */
#define _REPORT_INFO(a,b,c,fp) {acpi_ut_report_info(a,b,c); \
acpi_os_printf PARAM_LIST(fp);}
#define _REPORT_ERROR(a,b,c,fp) {acpi_ut_report_error(a,b,c); \
acpi_os_printf PARAM_LIST(fp);}
#define _REPORT_WARNING(a,b,c,fp) {acpi_ut_report_warning(a,b,c); \
acpi_os_printf PARAM_LIST(fp);}
/*
* Debug macros that are conditionally compiled
*/
#ifdef ACPI_DEBUG
#define MODULE_NAME(name) static char *_THIS_MODULE = name;
/*
* Function entry tracing.
* The first parameter should be the procedure name as a quoted string. This is declared
* as a local string ("_Proc_name) so that it can be also used by the function exit macros below.
*/
#define PROC_NAME(a) acpi_debug_print_info _dbg; \
_dbg.component_id = _COMPONENT; \
_dbg.proc_name = a; \
_dbg.module_name = _THIS_MODULE;
#define FUNCTION_TRACE(a) PROC_NAME(a)\
acpi_ut_trace(__LINE__,&_dbg)
#define FUNCTION_TRACE_PTR(a,b) PROC_NAME(a)\
acpi_ut_trace_ptr(__LINE__,&_dbg,(void *)b)
#define FUNCTION_TRACE_U32(a,b) PROC_NAME(a)\
acpi_ut_trace_u32(__LINE__,&_dbg,(u32)b)
#define FUNCTION_TRACE_STR(a,b) PROC_NAME(a)\
acpi_ut_trace_str(__LINE__,&_dbg,(NATIVE_CHAR *)b)
#define 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 "_Proc_name" is defined.
*/
#define return_VOID {acpi_ut_exit(__LINE__,&_dbg);return;}
#define return_ACPI_STATUS(s) {acpi_ut_status_exit(__LINE__,&_dbg,s);return(s);}
#define return_VALUE(s) {acpi_ut_value_exit(__LINE__,&_dbg,s);return(s);}
#define return_PTR(s) {acpi_ut_ptr_exit(__LINE__,&_dbg,(u8 *)s);return(s);}
/* Conditional execution */
#define DEBUG_EXEC(a) a
#define NORMAL_EXEC(a)
#define DEBUG_DEFINE(a) a;
#define DEBUG_ONLY_MEMBERS(a) a;
#define _OPCODE_NAMES
#define _VERBOSE_STRUCTURES
/* Stack and buffer dumping */
#define DUMP_STACK_ENTRY(a) acpi_ex_dump_operand(a)
#define DUMP_OPERANDS(a,b,c,d,e) acpi_ex_dump_operands(a,b,c,d,e,_THIS_MODULE,__LINE__)
#define DUMP_ENTRY(a,b) acpi_ns_dump_entry (a,b)
#define DUMP_TABLES(a,b) acpi_ns_dump_tables(a,b)
#define DUMP_PATHNAME(a,b,c,d) acpi_ns_dump_pathname(a,b,c,d)
#define DUMP_RESOURCE_LIST(a) acpi_rs_dump_resource_list(a)
#define DUMP_BUFFER(a,b) acpi_ut_dump_buffer((u8 *)a,b,DB_BYTE_DISPLAY,_COMPONENT)
#define BREAK_MSG(a) acpi_os_signal (ACPI_SIGNAL_BREAKPOINT,(a))
/*
* Generate INT3 on ACPI_ERROR (Debug only!)
*/
#define ERROR_BREAK
#ifdef ERROR_BREAK
#define BREAK_ON_ERROR(lvl) if ((lvl)&ACPI_ERROR) acpi_os_signal(ACPI_SIGNAL_BREAKPOINT,"Fatal error encountered\n")
#else
#define BREAK_ON_ERROR(lvl)
#endif
/*
* 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(pl) acpi_ut_debug_print PARAM_LIST(pl)
#define ACPI_DEBUG_PRINT_RAW(pl) acpi_ut_debug_print_raw PARAM_LIST(pl)
#else
/*
* This is the non-debug case -- make everything go away,
* leaving no executable debug code!
*/
#define MODULE_NAME(name)
#define _THIS_MODULE ""
#define DEBUG_EXEC(a)
#define NORMAL_EXEC(a) a;
#define DEBUG_DEFINE(a)
#define DEBUG_ONLY_MEMBERS(a)
#define PROC_NAME(a)
#define FUNCTION_TRACE(a)
#define FUNCTION_TRACE_PTR(a,b)
#define FUNCTION_TRACE_U32(a,b)
#define FUNCTION_TRACE_STR(a,b)
#define FUNCTION_EXIT
#define FUNCTION_STATUS_EXIT(s)
#define FUNCTION_VALUE_EXIT(s)
#define FUNCTION_ENTRY()
#define DUMP_STACK_ENTRY(a)
#define DUMP_OPERANDS(a,b,c,d,e)
#define DUMP_ENTRY(a,b)
#define DUMP_TABLES(a,b)
#define DUMP_PATHNAME(a,b,c,d)
#define DUMP_RESOURCE_LIST(a)
#define DUMP_BUFFER(a,b)
#define ACPI_DEBUG_PRINT(pl)
#define ACPI_DEBUG_PRINT_RAW(pl)
#define BREAK_MSG(a)
#define return_VOID return
#define return_ACPI_STATUS(s) return(s)
#define return_VALUE(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) is on, or not.
*/
#ifdef ENABLE_DEBUGGER
#define DEBUGGER_EXEC(a) a
#else
#define DEBUGGER_EXEC(a)
#endif
/*
* For 16-bit code, we want to shrink some things even though
* we are using ACPI_DEBUG to get the debug output
*/
#ifdef _IA16
#undef DEBUG_ONLY_MEMBERS
#undef _VERBOSE_STRUCTURES
#define DEBUG_ONLY_MEMBERS(a)
#endif
#ifdef ACPI_DEBUG
/*
* 1) Set name to blanks
* 2) Copy the object name
*/
#define ADD_OBJECT_NAME(a,b) MEMSET (a->common.name, ' ', sizeof (a->common.name));\
STRNCPY (a->common.name, acpi_gbl_ns_type_names[b], sizeof (a->common.name))
#else
#define ADD_OBJECT_NAME(a,b)
#endif
/*
* Memory allocation tracking (DEBUG ONLY)
*/
#ifndef ACPI_DBG_TRACK_ALLOCATIONS
/* Memory allocation */
#define ACPI_MEM_ALLOCATE(a) acpi_os_allocate(a)
#define ACPI_MEM_CALLOCATE(a) acpi_os_callocate(a)
#define ACPI_MEM_FREE(a) acpi_os_free(a)
#define ACPI_MEM_TRACKING(a)
#else
/* Memory allocation */
#define ACPI_MEM_ALLOCATE(a) acpi_ut_allocate(a,_COMPONENT,_THIS_MODULE,__LINE__)
#define ACPI_MEM_CALLOCATE(a) acpi_ut_callocate(a, _COMPONENT,_THIS_MODULE,__LINE__)
#define ACPI_MEM_FREE(a) acpi_ut_free(a,_COMPONENT,_THIS_MODULE,__LINE__)
#define ACPI_MEM_TRACKING(a) a
#endif /* ACPI_DBG_TRACK_ALLOCATIONS */
#define ACPI_GET_STACK_POINTER _asm {mov eax, ebx}
#endif /* ACMACROS_H */
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