1 /******************************************************************************
3 * Name: acmacros.h - C macros for the entire subsystem.
6 *****************************************************************************/
9 * Copyright (C) 2000, 2001 R. Byron Moore
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
26 #ifndef __ACMACROS_H__
27 #define __ACMACROS_H__
31 * Data manipulation macros
35 #define LOWORD(l) ((u16)(NATIVE_UINT)(l))
39 #define HIWORD(l) ((u16)((((NATIVE_UINT)(l)) >> 16) & 0xFFFF))
43 #define LOBYTE(l) ((u8)(u16)(l))
47 #define HIBYTE(l) ((u8)((((u16)(l)) >> 8) & 0xFF))
50 #define BIT0(x) ((((x) & 0x01) > 0) ? 1 : 0)
51 #define BIT1(x) ((((x) & 0x02) > 0) ? 1 : 0)
52 #define BIT2(x) ((((x) & 0x04) > 0) ? 1 : 0)
54 #define BIT3(x) ((((x) & 0x08) > 0) ? 1 : 0)
55 #define BIT4(x) ((((x) & 0x10) > 0) ? 1 : 0)
56 #define BIT5(x) ((((x) & 0x20) > 0) ? 1 : 0)
57 #define BIT6(x) ((((x) & 0x40) > 0) ? 1 : 0)
58 #define BIT7(x) ((((x) & 0x80) > 0) ? 1 : 0)
60 #define LOW_BASE(w) ((u16) ((w) & 0x0000FFFF))
61 #define MID_BASE(b) ((u8) (((b) & 0x00FF0000) >> 16))
62 #define HI_BASE(b) ((u8) (((b) & 0xFF000000) >> 24))
63 #define LOW_LIMIT(w) ((u16) ((w) & 0x0000FFFF))
64 #define HI_LIMIT(b) ((u8) (((b) & 0x00FF0000) >> 16))
69 * For 16-bit addresses, we have to assume that the upper 32 bits
73 #define LODWORD(l) (l)
77 #define HIDWORD(l) (0)
80 #define ACPI_GET_ADDRESS(a) ((a).lo)
81 #define ACPI_STORE_ADDRESS(a,b) {(a).hi=0;(a).lo=(b);}
82 #define ACPI_VALID_ADDRESS(a) ((a).hi | (a).lo)
85 #ifdef ACPI_NO_INTEGER64_SUPPORT
87 * acpi_integer is 32-bits, no 64-bit support on this platform
90 #define LODWORD(l) ((u32)(l))
94 #define HIDWORD(l) (0)
97 #define ACPI_GET_ADDRESS(a) (a)
98 #define ACPI_STORE_ADDRESS(a,b) ((a)=(b))
99 #define ACPI_VALID_ADDRESS(a) (a)
104 * Full 64-bit address/integer on both 32-bit and 64-bit platforms
107 #define LODWORD(l) ((u32)(u64)(l))
111 #define HIDWORD(l) ((u32)(((*(uint64_struct *)(&l))).hi))
114 #define ACPI_GET_ADDRESS(a) (a)
115 #define ACPI_STORE_ADDRESS(a,b) ((a)=(b))
116 #define ACPI_VALID_ADDRESS(a) (a)
121 * Extract a byte of data using a pointer. Any more than a byte and we
122 * get into potential aligment issues -- see the STORE macros below
124 #define GET8(addr) (*(u8*)(addr))
126 /* Pointer arithmetic */
129 #define POINTER_ADD(t,a,b) (t *) ((NATIVE_UINT)(a) + (NATIVE_UINT)(b))
130 #define POINTER_DIFF(a,b) ((u32) ((NATIVE_UINT)(a) - (NATIVE_UINT)(b)))
133 * Macros for moving data around to/from buffers that are possibly unaligned.
134 * If the hardware supports the transfer of unaligned data, just do the store.
135 * Otherwise, we have to move one byte at a time.
138 #ifdef _HW_ALIGNMENT_SUPPORT
140 /* The hardware supports unaligned transfers, just do the move */
142 #define MOVE_UNALIGNED16_TO_16(d,s) *(u16*)(d) = *(u16*)(s)
143 #define MOVE_UNALIGNED32_TO_32(d,s) *(u32*)(d) = *(u32*)(s)
144 #define MOVE_UNALIGNED16_TO_32(d,s) *(u32*)(d) = *(u16*)(s)
145 #define MOVE_UNALIGNED64_TO_64(d,s) *(u64*)(d) = *(u64*)(s)
149 * The hardware does not support unaligned transfers. We must move the
150 * data one byte at a time. These macros work whether the source or
151 * the destination (or both) is/are unaligned.
154 #define MOVE_UNALIGNED16_TO_16(d,s) {((u8 *)(d))[0] = ((u8 *)(s))[0];\
155 ((u8 *)(d))[1] = ((u8 *)(s))[1];}
157 #define MOVE_UNALIGNED32_TO_32(d,s) {((u8 *)(d))[0] = ((u8 *)(s))[0];\
158 ((u8 *)(d))[1] = ((u8 *)(s))[1];\
159 ((u8 *)(d))[2] = ((u8 *)(s))[2];\
160 ((u8 *)(d))[3] = ((u8 *)(s))[3];}
162 #define MOVE_UNALIGNED16_TO_32(d,s) {(*(u32*)(d)) = 0; MOVE_UNALIGNED16_TO_16(d,s);}
164 #define MOVE_UNALIGNED64_TO_64(d,s) {((u8 *)(d))[0] = ((u8 *)(s))[0];\
165 ((u8 *)(d))[1] = ((u8 *)(s))[1];\
166 ((u8 *)(d))[2] = ((u8 *)(s))[2];\
167 ((u8 *)(d))[3] = ((u8 *)(s))[3];\
168 ((u8 *)(d))[4] = ((u8 *)(s))[4];\
169 ((u8 *)(d))[5] = ((u8 *)(s))[5];\
170 ((u8 *)(d))[6] = ((u8 *)(s))[6];\
171 ((u8 *)(d))[7] = ((u8 *)(s))[7];}
177 * Fast power-of-two math macros for non-optimized compilers
180 #define _DIV(value,power_of2) ((u32) ((value) >> (power_of2)))
181 #define _MUL(value,power_of2) ((u32) ((value) << (power_of2)))
182 #define _MOD(value,divisor) ((u32) ((value) & ((divisor) -1)))
184 #define DIV_2(a) _DIV(a,1)
185 #define MUL_2(a) _MUL(a,1)
186 #define MOD_2(a) _MOD(a,2)
188 #define DIV_4(a) _DIV(a,2)
189 #define MUL_4(a) _MUL(a,2)
190 #define MOD_4(a) _MOD(a,4)
192 #define DIV_8(a) _DIV(a,3)
193 #define MUL_8(a) _MUL(a,3)
194 #define MOD_8(a) _MOD(a,8)
196 #define DIV_16(a) _DIV(a,4)
197 #define MUL_16(a) _MUL(a,4)
198 #define MOD_16(a) _MOD(a,16)
202 * Rounding macros (Power of two boundaries only)
204 #define ROUND_DOWN(value,boundary) ((value) & (~((boundary)-1)))
205 #define ROUND_UP(value,boundary) (((value) + ((boundary)-1)) & (~((boundary)-1)))
207 #define ROUND_DOWN_TO_32_BITS(a) ROUND_DOWN(a,4)
208 #define ROUND_DOWN_TO_64_BITS(a) ROUND_DOWN(a,8)
209 #define ROUND_DOWN_TO_NATIVE_WORD(a) ROUND_DOWN(a,ALIGNED_ADDRESS_BOUNDARY)
211 #define ROUND_UP_TO_32_bITS(a) ROUND_UP(a,4)
212 #define ROUND_UP_TO_64_bITS(a) ROUND_UP(a,8)
213 #define ROUND_UP_TO_NATIVE_WORD(a) ROUND_UP(a,ALIGNED_ADDRESS_BOUNDARY)
215 #define ROUND_PTR_UP_TO_4(a,b) ((b *)(((NATIVE_UINT)(a) + 3) & ~3))
216 #define ROUND_PTR_UP_TO_8(a,b) ((b *)(((NATIVE_UINT)(a) + 7) & ~7))
218 #define ROUND_BITS_UP_TO_BYTES(a) DIV_8((a) + 7)
219 #define ROUND_BITS_DOWN_TO_BYTES(a) DIV_8((a))
221 #define ROUND_UP_TO_1K(a) (((a) + 1023) >> 10)
223 /* Generic (non-power-of-two) rounding */
225 #define ROUND_UP_TO(value,boundary) (((value) + ((boundary)-1)) / (boundary))
229 * Bit positions start at zero.
230 * MASK_BITS_ABOVE creates a mask starting AT the position and above
231 * MASK_BITS_BELOW creates a mask starting one bit BELOW the position
233 #define MASK_BITS_ABOVE(position) (~(((u32)(-1)) << ((u32) (position))))
234 #define MASK_BITS_BELOW(position) (((u32)(-1)) << ((u32) (position)))
237 /* Macros for GAS addressing */
241 #define ACPI_PCI_DEVICE_MASK (u64) 0x0000FFFF00000000
242 #define ACPI_PCI_FUNCTION_MASK (u64) 0x00000000FFFF0000
243 #define ACPI_PCI_REGISTER_MASK (u64) 0x000000000000FFFF
245 #define ACPI_PCI_FUNCTION(a) (u16) ((((a) & ACPI_PCI_FUNCTION_MASK) >> 16))
246 #define ACPI_PCI_DEVICE(a) (u16) ((((a) & ACPI_PCI_DEVICE_MASK) >> 32))
247 #define ACPI_PCI_REGISTER(a) (u16) (((a) & ACPI_PCI_REGISTER_MASK))
251 /* No support for GAS and PCI IDs in 16-bit mode */
253 #define ACPI_PCI_FUNCTION(a) (u16) ((a) & 0xFFFF0000)
254 #define ACPI_PCI_DEVICE(a) (u16) ((a) & 0x0000FFFF)
255 #define ACPI_PCI_REGISTER(a) (u16) ((a) & 0x0000FFFF)
260 * An acpi_handle (which is actually an acpi_namespace_node *) can appear in some contexts,
261 * such as on ap_obj_stack, where a pointer to an acpi_operand_object can also
262 * appear. This macro is used to distinguish them.
264 * The Data_type field is the first field in both structures.
266 #define VALID_DESCRIPTOR_TYPE(d,t) (((acpi_namespace_node *)d)->data_type == t)
269 /* Macro to test the object type */
271 #define IS_THIS_OBJECT_TYPE(d,t) (((acpi_operand_object *)d)->common.type == (u8)t)
273 /* Macro to check the table flags for SINGLE or MULTIPLE tables are allowed */
275 #define IS_SINGLE_TABLE(x) (((x) & 0x01) == ACPI_TABLE_SINGLE ? 1 : 0)
278 * Macro to check if a pointer is within an ACPI table.
279 * Parameter (a) is the pointer to check. Parameter (b) must be defined
280 * as a pointer to an acpi_table_header. (b+1) then points past the header,
281 * and ((u8 *)b+b->Length) points one byte past the end of the table.
284 #define IS_IN_ACPI_TABLE(a,b) (((u8 *)(a) >= (u8 *)(b + 1)) &&\
285 ((u8 *)(a) < ((u8 *)b + b->length)))
288 #define IS_IN_ACPI_TABLE(a,b) (_segment)(a) == (_segment)(b) &&\
289 (((u8 *)(a) >= (u8 *)(b + 1)) &&\
290 ((u8 *)(a) < ((u8 *)b + b->length)))
294 * Macros for the master AML opcode table
297 #define ACPI_OP(name,Pargs,Iargs,class,type,flags) {Pargs,Iargs,flags,class,type,name}
299 #define ACPI_OP(name,Pargs,Iargs,class,type,flags) {Pargs,Iargs,flags,class,type}
302 #define ARG_TYPE_WIDTH 5
303 #define ARG_1(x) ((u32)(x))
304 #define ARG_2(x) ((u32)(x) << (1 * ARG_TYPE_WIDTH))
305 #define ARG_3(x) ((u32)(x) << (2 * ARG_TYPE_WIDTH))
306 #define ARG_4(x) ((u32)(x) << (3 * ARG_TYPE_WIDTH))
307 #define ARG_5(x) ((u32)(x) << (4 * ARG_TYPE_WIDTH))
308 #define ARG_6(x) ((u32)(x) << (5 * ARG_TYPE_WIDTH))
310 #define ARGI_LIST1(a) (ARG_1(a))
311 #define ARGI_LIST2(a,b) (ARG_1(b)|ARG_2(a))
312 #define ARGI_LIST3(a,b,c) (ARG_1(c)|ARG_2(b)|ARG_3(a))
313 #define ARGI_LIST4(a,b,c,d) (ARG_1(d)|ARG_2(c)|ARG_3(b)|ARG_4(a))
314 #define ARGI_LIST5(a,b,c,d,e) (ARG_1(e)|ARG_2(d)|ARG_3(c)|ARG_4(b)|ARG_5(a))
315 #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))
317 #define ARGP_LIST1(a) (ARG_1(a))
318 #define ARGP_LIST2(a,b) (ARG_1(a)|ARG_2(b))
319 #define ARGP_LIST3(a,b,c) (ARG_1(a)|ARG_2(b)|ARG_3(c))
320 #define ARGP_LIST4(a,b,c,d) (ARG_1(a)|ARG_2(b)|ARG_3(c)|ARG_4(d))
321 #define ARGP_LIST5(a,b,c,d,e) (ARG_1(a)|ARG_2(b)|ARG_3(c)|ARG_4(d)|ARG_5(e))
322 #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))
324 #define GET_CURRENT_ARG_TYPE(list) (list & ((u32) 0x1F))
325 #define INCREMENT_ARG_LIST(list) (list >>= ((u32) ARG_TYPE_WIDTH))
329 * Build a GAS structure from earlier ACPI table entries (V1.0 and 0.71 extensions)
332 * 2) Length in bytes -- convert to length in bits
333 * 3) Bit offset is zero
334 * 4) Reserved field is zero
335 * 5) Expand address to 64 bits
337 #define ASL_BUILD_GAS_FROM_ENTRY(a,b,c,d) {a.address_space_id = (u8) d;\
338 a.register_bit_width = (u8) MUL_8 (b);\
339 a.register_bit_offset = 0;\
341 ACPI_STORE_ADDRESS (a.address,c);}
343 /* ACPI V1.0 entries -- address space is always I/O */
345 #define ASL_BUILD_GAS_FROM_V1_ENTRY(a,b,c) ASL_BUILD_GAS_FROM_ENTRY(a,b,c,ACPI_ADR_SPACE_SYSTEM_IO)
349 * Reporting macros that are never compiled out
352 #define PARAM_LIST(pl) pl
355 * Error reporting. These versions add callers module and line#. Since
356 * _THIS_MODULE gets compiled out when ACPI_DEBUG isn't defined, only
357 * use it in debug mode.
362 #define REPORT_INFO(fp) {acpi_ut_report_info(_THIS_MODULE,__LINE__,_COMPONENT); \
363 acpi_os_printf PARAM_LIST(fp);}
364 #define REPORT_ERROR(fp) {acpi_ut_report_error(_THIS_MODULE,__LINE__,_COMPONENT); \
365 acpi_os_printf PARAM_LIST(fp);}
366 #define REPORT_WARNING(fp) {acpi_ut_report_warning(_THIS_MODULE,__LINE__,_COMPONENT); \
367 acpi_os_printf PARAM_LIST(fp);}
371 #define REPORT_INFO(fp) {acpi_ut_report_info("ACPI",__LINE__,_COMPONENT); \
372 acpi_os_printf PARAM_LIST(fp);}
373 #define REPORT_ERROR(fp) {acpi_ut_report_error("ACPI",__LINE__,_COMPONENT); \
374 acpi_os_printf PARAM_LIST(fp);}
375 #define REPORT_WARNING(fp) {acpi_ut_report_warning("ACPI",__LINE__,_COMPONENT); \
376 acpi_os_printf PARAM_LIST(fp);}
380 /* Error reporting. These versions pass thru the module and line# */
382 #define _REPORT_INFO(a,b,c,fp) {acpi_ut_report_info(a,b,c); \
383 acpi_os_printf PARAM_LIST(fp);}
384 #define _REPORT_ERROR(a,b,c,fp) {acpi_ut_report_error(a,b,c); \
385 acpi_os_printf PARAM_LIST(fp);}
386 #define _REPORT_WARNING(a,b,c,fp) {acpi_ut_report_warning(a,b,c); \
387 acpi_os_printf PARAM_LIST(fp);}
390 * Debug macros that are conditionally compiled
395 #define MODULE_NAME(name) static char *_THIS_MODULE = name;
398 * Function entry tracing.
399 * The first parameter should be the procedure name as a quoted string. This is declared
400 * as a local string ("_Proc_name) so that it can be also used by the function exit macros below.
403 #define PROC_NAME(a) acpi_debug_print_info _dbg; \
404 _dbg.component_id = _COMPONENT; \
405 _dbg.proc_name = a; \
406 _dbg.module_name = _THIS_MODULE;
408 #define FUNCTION_TRACE(a) PROC_NAME(a)\
409 acpi_ut_trace(__LINE__,&_dbg)
410 #define FUNCTION_TRACE_PTR(a,b) PROC_NAME(a)\
411 acpi_ut_trace_ptr(__LINE__,&_dbg,(void *)b)
412 #define FUNCTION_TRACE_U32(a,b) PROC_NAME(a)\
413 acpi_ut_trace_u32(__LINE__,&_dbg,(u32)b)
414 #define FUNCTION_TRACE_STR(a,b) PROC_NAME(a)\
415 acpi_ut_trace_str(__LINE__,&_dbg,(NATIVE_CHAR *)b)
417 #define FUNCTION_ENTRY() acpi_ut_track_stack_ptr()
420 * Function exit tracing.
421 * WARNING: These macros include a return statement. This is usually considered
422 * bad form, but having a separate exit macro is very ugly and difficult to maintain.
423 * One of the FUNCTION_TRACE macros above must be used in conjunction with these macros
424 * so that "_Proc_name" is defined.
426 #define return_VOID {acpi_ut_exit(__LINE__,&_dbg);return;}
427 #define return_ACPI_STATUS(s) {acpi_ut_status_exit(__LINE__,&_dbg,s);return(s);}
428 #define return_VALUE(s) {acpi_ut_value_exit(__LINE__,&_dbg,s);return(s);}
429 #define return_PTR(s) {acpi_ut_ptr_exit(__LINE__,&_dbg,(u8 *)s);return(s);}
432 /* Conditional execution */
434 #define DEBUG_EXEC(a) a
435 #define NORMAL_EXEC(a)
437 #define DEBUG_DEFINE(a) a;
438 #define DEBUG_ONLY_MEMBERS(a) a;
439 #define _OPCODE_NAMES
440 #define _VERBOSE_STRUCTURES
443 /* Stack and buffer dumping */
445 #define DUMP_STACK_ENTRY(a) acpi_ex_dump_operand(a)
446 #define DUMP_OPERANDS(a,b,c,d,e) acpi_ex_dump_operands(a,b,c,d,e,_THIS_MODULE,__LINE__)
449 #define DUMP_ENTRY(a,b) acpi_ns_dump_entry (a,b)
450 #define DUMP_TABLES(a,b) acpi_ns_dump_tables(a,b)
451 #define DUMP_PATHNAME(a,b,c,d) acpi_ns_dump_pathname(a,b,c,d)
452 #define DUMP_RESOURCE_LIST(a) acpi_rs_dump_resource_list(a)
453 #define DUMP_BUFFER(a,b) acpi_ut_dump_buffer((u8 *)a,b,DB_BYTE_DISPLAY,_COMPONENT)
454 #define BREAK_MSG(a) acpi_os_signal (ACPI_SIGNAL_BREAKPOINT,(a))
458 * Generate INT3 on ACPI_ERROR (Debug only!)
463 #define BREAK_ON_ERROR(lvl) if ((lvl)&ACPI_ERROR) acpi_os_signal(ACPI_SIGNAL_BREAKPOINT,"Fatal error encountered\n")
465 #define BREAK_ON_ERROR(lvl)
469 * Master debug print macros
471 * 1) Debug print for the current component is enabled
472 * 2) Debug error level or trace level for the print statement is enabled
475 #define ACPI_DEBUG_PRINT(pl) acpi_ut_debug_print PARAM_LIST(pl)
476 #define ACPI_DEBUG_PRINT_RAW(pl) acpi_ut_debug_print_raw PARAM_LIST(pl)
481 * This is the non-debug case -- make everything go away,
482 * leaving no executable debug code!
485 #define MODULE_NAME(name)
486 #define _THIS_MODULE ""
488 #define DEBUG_EXEC(a)
489 #define NORMAL_EXEC(a) a;
491 #define DEBUG_DEFINE(a)
492 #define DEBUG_ONLY_MEMBERS(a)
494 #define FUNCTION_TRACE(a)
495 #define FUNCTION_TRACE_PTR(a,b)
496 #define FUNCTION_TRACE_U32(a,b)
497 #define FUNCTION_TRACE_STR(a,b)
498 #define FUNCTION_EXIT
499 #define FUNCTION_STATUS_EXIT(s)
500 #define FUNCTION_VALUE_EXIT(s)
501 #define FUNCTION_ENTRY()
502 #define DUMP_STACK_ENTRY(a)
503 #define DUMP_OPERANDS(a,b,c,d,e)
504 #define DUMP_ENTRY(a,b)
505 #define DUMP_TABLES(a,b)
506 #define DUMP_PATHNAME(a,b,c,d)
507 #define DUMP_RESOURCE_LIST(a)
508 #define DUMP_BUFFER(a,b)
509 #define ACPI_DEBUG_PRINT(pl)
510 #define ACPI_DEBUG_PRINT_RAW(pl)
513 #define return_VOID return
514 #define return_ACPI_STATUS(s) return(s)
515 #define return_VALUE(s) return(s)
516 #define return_PTR(s) return(s)
521 * Some code only gets executed when the debugger is built in.
522 * Note that this is entirely independent of whether the
523 * DEBUG_PRINT stuff (set by ACPI_DEBUG) is on, or not.
525 #ifdef ENABLE_DEBUGGER
526 #define DEBUGGER_EXEC(a) a
528 #define DEBUGGER_EXEC(a)
533 * For 16-bit code, we want to shrink some things even though
534 * we are using ACPI_DEBUG to get the debug output
537 #undef DEBUG_ONLY_MEMBERS
538 #undef _VERBOSE_STRUCTURES
539 #define DEBUG_ONLY_MEMBERS(a)
545 * 1) Set name to blanks
546 * 2) Copy the object name
548 #define ADD_OBJECT_NAME(a,b) MEMSET (a->common.name, ' ', sizeof (a->common.name));\
549 STRNCPY (a->common.name, acpi_gbl_ns_type_names[b], sizeof (a->common.name))
552 #define ADD_OBJECT_NAME(a,b)
557 * Memory allocation tracking (DEBUG ONLY)
560 #ifndef ACPI_DBG_TRACK_ALLOCATIONS
562 /* Memory allocation */
564 #define ACPI_MEM_ALLOCATE(a) acpi_os_allocate(a)
565 #define ACPI_MEM_CALLOCATE(a) acpi_os_callocate(a)
566 #define ACPI_MEM_FREE(a) acpi_os_free(a)
567 #define ACPI_MEM_TRACKING(a)
572 /* Memory allocation */
574 #define ACPI_MEM_ALLOCATE(a) acpi_ut_allocate(a,_COMPONENT,_THIS_MODULE,__LINE__)
575 #define ACPI_MEM_CALLOCATE(a) acpi_ut_callocate(a, _COMPONENT,_THIS_MODULE,__LINE__)
576 #define ACPI_MEM_FREE(a) acpi_ut_free(a,_COMPONENT,_THIS_MODULE,__LINE__)
577 #define ACPI_MEM_TRACKING(a) a
579 #endif /* ACPI_DBG_TRACK_ALLOCATIONS */
582 #define ACPI_GET_STACK_POINTER _asm {mov eax, ebx}
584 #endif /* ACMACROS_H */