acmacros.h revision 102550
1/******************************************************************************
2 *
3 * Name: acmacros.h - C macros for the entire subsystem.
4 *       $Revision: 128 $
5 *
6 *****************************************************************************/
7
8/******************************************************************************
9 *
10 * 1. Copyright Notice
11 *
12 * Some or all of this work - Copyright (c) 1999 - 2002, Intel Corp.
13 * All rights reserved.
14 *
15 * 2. License
16 *
17 * 2.1. This is your license from Intel Corp. under its intellectual property
18 * rights.  You may have additional license terms from the party that provided
19 * you this software, covering your right to use that party's intellectual
20 * property rights.
21 *
22 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
23 * copy of the source code appearing in this file ("Covered Code") an
24 * irrevocable, perpetual, worldwide license under Intel's copyrights in the
25 * base code distributed originally by Intel ("Original Intel Code") to copy,
26 * make derivatives, distribute, use and display any portion of the Covered
27 * Code in any form, with the right to sublicense such rights; and
28 *
29 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
30 * license (with the right to sublicense), under only those claims of Intel
31 * patents that are infringed by the Original Intel Code, to make, use, sell,
32 * offer to sell, and import the Covered Code and derivative works thereof
33 * solely to the minimum extent necessary to exercise the above copyright
34 * license, and in no event shall the patent license extend to any additions
35 * to or modifications of the Original Intel Code.  No other license or right
36 * is granted directly or by implication, estoppel or otherwise;
37 *
38 * The above copyright and patent license is granted only if the following
39 * conditions are met:
40 *
41 * 3. Conditions
42 *
43 * 3.1. Redistribution of Source with Rights to Further Distribute Source.
44 * Redistribution of source code of any substantial portion of the Covered
45 * Code or modification with rights to further distribute source must include
46 * the above Copyright Notice, the above License, this list of Conditions,
47 * and the following Disclaimer and Export Compliance provision.  In addition,
48 * Licensee must cause all Covered Code to which Licensee contributes to
49 * contain a file documenting the changes Licensee made to create that Covered
50 * Code and the date of any change.  Licensee must include in that file the
51 * documentation of any changes made by any predecessor Licensee.  Licensee
52 * must include a prominent statement that the modification is derived,
53 * directly or indirectly, from Original Intel Code.
54 *
55 * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
56 * Redistribution of source code of any substantial portion of the Covered
57 * Code or modification without rights to further distribute source must
58 * include the following Disclaimer and Export Compliance provision in the
59 * documentation and/or other materials provided with distribution.  In
60 * addition, Licensee may not authorize further sublicense of source of any
61 * portion of the Covered Code, and must include terms to the effect that the
62 * license from Licensee to its licensee is limited to the intellectual
63 * property embodied in the software Licensee provides to its licensee, and
64 * not to intellectual property embodied in modifications its licensee may
65 * make.
66 *
67 * 3.3. Redistribution of Executable. Redistribution in executable form of any
68 * substantial portion of the Covered Code or modification must reproduce the
69 * above Copyright Notice, and the following Disclaimer and Export Compliance
70 * provision in the documentation and/or other materials provided with the
71 * distribution.
72 *
73 * 3.4. Intel retains all right, title, and interest in and to the Original
74 * Intel Code.
75 *
76 * 3.5. Neither the name Intel nor any other trademark owned or controlled by
77 * Intel shall be used in advertising or otherwise to promote the sale, use or
78 * other dealings in products derived from or relating to the Covered Code
79 * without prior written authorization from Intel.
80 *
81 * 4. Disclaimer and Export Compliance
82 *
83 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
84 * HERE.  ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
85 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT,  ASSISTANCE,
86 * INSTALLATION, TRAINING OR OTHER SERVICES.  INTEL WILL NOT PROVIDE ANY
87 * UPDATES, ENHANCEMENTS OR EXTENSIONS.  INTEL SPECIFICALLY DISCLAIMS ANY
88 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
89 * PARTICULAR PURPOSE.
90 *
91 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
92 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
93 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
94 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
95 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
96 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES.  THESE LIMITATIONS
97 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
98 * LIMITED REMEDY.
99 *
100 * 4.3. Licensee shall not export, either directly or indirectly, any of this
101 * software or system incorporating such software without first obtaining any
102 * required license or other approval from the U. S. Department of Commerce or
103 * any other agency or department of the United States Government.  In the
104 * event Licensee exports any such software from the United States or
105 * re-exports any such software from a foreign destination, Licensee shall
106 * ensure that the distribution and export/re-export of the software is in
107 * compliance with all laws, regulations, orders, or other restrictions of the
108 * U.S. Export Administration Regulations. Licensee agrees that neither it nor
109 * any of its subsidiaries will export/re-export any technical data, process,
110 * software, or service, directly or indirectly, to any country for which the
111 * United States government or any agency thereof requires an export license,
112 * other governmental approval, or letter of assurance, without first obtaining
113 * such license, approval or letter.
114 *
115 *****************************************************************************/
116
117#ifndef __ACMACROS_H__
118#define __ACMACROS_H__
119
120
121/*
122 * Data manipulation macros
123 */
124
125#define ACPI_LOWORD(l)                  ((UINT16)(UINT32)(l))
126#define ACPI_HIWORD(l)                  ((UINT16)((((UINT32)(l)) >> 16) & 0xFFFF))
127#define ACPI_LOBYTE(l)                  ((UINT8)(UINT16)(l))
128#define ACPI_HIBYTE(l)                  ((UINT8)((((UINT16)(l)) >> 8) & 0xFF))
129
130
131#if ACPI_MACHINE_WIDTH == 16
132
133/*
134 * For 16-bit addresses, we have to assume that the upper 32 bits
135 * are zero.
136 */
137#define ACPI_LODWORD(l)                 ((UINT32)(l))
138#define ACPI_HIDWORD(l)                 ((UINT32)(0))
139
140#define ACPI_GET_ADDRESS(a)             ((a).Lo)
141#define ACPI_STORE_ADDRESS(a,b)         {(a).Hi=0;(a).Lo=(UINT32)(b);}
142#define ACPI_VALID_ADDRESS(a)           ((a).Hi | (a).Lo)
143
144#else
145#ifdef ACPI_NO_INTEGER64_SUPPORT
146/*
147 * ACPI_INTEGER is 32-bits, no 64-bit support on this platform
148 */
149#define ACPI_LODWORD(l)                 ((UINT32)(l))
150#define ACPI_HIDWORD(l)                 ((UINT32)(0))
151
152#define ACPI_GET_ADDRESS(a)             (a)
153#define ACPI_STORE_ADDRESS(a,b)         ((a)=(b))
154#define ACPI_VALID_ADDRESS(a)           (a)
155
156#else
157
158/*
159 * Full 64-bit address/integer on both 32-bit and 64-bit platforms
160 */
161#define ACPI_LODWORD(l)                 ((UINT32)(UINT64)(l))
162#define ACPI_HIDWORD(l)                 ((UINT32)(((*(UINT64_STRUCT *)(void *)(&l))).Hi))
163
164#define ACPI_GET_ADDRESS(a)             (a)
165#define ACPI_STORE_ADDRESS(a,b)         ((a)=(ACPI_PHYSICAL_ADDRESS)(b))
166#define ACPI_VALID_ADDRESS(a)           (a)
167#endif
168#endif
169
170 /*
171  * Extract a byte of data using a pointer.  Any more than a byte and we
172  * get into potential aligment issues -- see the STORE macros below
173  */
174#define ACPI_GET8(addr)                 (*(UINT8*)(addr))
175
176/* Pointer arithmetic */
177
178#define ACPI_PTR_ADD(t,a,b)             (t *) (void *)((char *)(a) + (NATIVE_UINT)(b))
179#define ACPI_PTR_DIFF(a,b)              (NATIVE_UINT) ((char *)(a) - (char *)(b))
180
181/* Pointer/Integer type conversions */
182
183#define ACPI_TO_POINTER(i)              ACPI_PTR_ADD (void, (void *) NULL,(NATIVE_UINT)i)
184#define ACPI_TO_INTEGER(p)              ACPI_PTR_DIFF (p,(void *) NULL)
185#define ACPI_OFFSET(d,f)                (ACPI_SIZE) ACPI_PTR_DIFF (&(((d *)0)->f),(void *) NULL)
186#define ACPI_FADT_OFFSET(f)             ACPI_OFFSET (FADT_DESCRIPTOR, f)
187
188#define ACPI_CAST_PTR(t, p)             ((t *)(void *)(p))
189#define ACPI_CAST_INDIRECT_PTR(t, p)    ((t **)(void *)(p))
190
191#if ACPI_MACHINE_WIDTH == 16
192#define ACPI_STORE_POINTER(d,s)         ACPI_MOVE_UNALIGNED32_TO_32(d,s)
193#define ACPI_PHYSADDR_TO_PTR(i)         (void *)(i)
194#define ACPI_PTR_TO_PHYSADDR(i)         (UINT32) (char *)(i)
195#else
196#define ACPI_PHYSADDR_TO_PTR(i)         ACPI_TO_POINTER(i)
197#define ACPI_PTR_TO_PHYSADDR(i)         ACPI_TO_INTEGER(i)
198#endif
199
200/*
201 * Macros for moving data around to/from buffers that are possibly unaligned.
202 * If the hardware supports the transfer of unaligned data, just do the store.
203 * Otherwise, we have to move one byte at a time.
204 */
205
206#ifdef _HW_ALIGNMENT_SUPPORT
207
208/* The hardware supports unaligned transfers, just do the move */
209
210#define ACPI_MOVE_UNALIGNED16_TO_16(d,s)    *(UINT16 *)(void *)(d) = *(UINT16 *)(void *)(s)
211#define ACPI_MOVE_UNALIGNED32_TO_32(d,s)    *(UINT32 *)(void *)(d) = *(UINT32 *)(void *)(s)
212#define ACPI_MOVE_UNALIGNED16_TO_32(d,s)    *(UINT32 *)(void *)(d) = *(UINT16 *)(void *)(s)
213#define ACPI_MOVE_UNALIGNED64_TO_64(d,s)    *(UINT64 *)(void *)(d) = *(UINT64 *)(void *)(s)
214
215#else
216/*
217 * The hardware does not support unaligned transfers.  We must move the
218 * data one byte at a time.  These macros work whether the source or
219 * the destination (or both) is/are unaligned.
220 */
221
222#define ACPI_MOVE_UNALIGNED16_TO_16(d,s)    {((UINT8 *)(void *)(d))[0] = ((UINT8 *)(void *)(s))[0];\
223                                             ((UINT8 *)(void *)(d))[1] = ((UINT8 *)(void *)(s))[1];}
224
225#define ACPI_MOVE_UNALIGNED32_TO_32(d,s)    {((UINT8 *)(void *)(d))[0] = ((UINT8 *)(void *)(s))[0];\
226                                             ((UINT8 *)(void *)(d))[1] = ((UINT8 *)(void *)(s))[1];\
227                                             ((UINT8 *)(void *)(d))[2] = ((UINT8 *)(void *)(s))[2];\
228                                             ((UINT8 *)(void *)(d))[3] = ((UINT8 *)(void *)(s))[3];}
229
230#define ACPI_MOVE_UNALIGNED16_TO_32(d,s)    {(*(UINT32*)(void *)(d)) = 0; ACPI_MOVE_UNALIGNED16_TO_16(d,s);}
231
232#define ACPI_MOVE_UNALIGNED64_TO_64(d,s)    {((UINT8 *)(void *)(d))[0] = ((UINT8 *)(void *)(s))[0];\
233                                             ((UINT8 *)(void *)(d))[1] = ((UINT8 *)(void *)(s))[1];\
234                                             ((UINT8 *)(void *)(d))[2] = ((UINT8 *)(void *)(s))[2];\
235                                             ((UINT8 *)(void *)(d))[3] = ((UINT8 *)(void *)(s))[3];\
236                                             ((UINT8 *)(void *)(d))[4] = ((UINT8 *)(void *)(s))[4];\
237                                             ((UINT8 *)(void *)(d))[5] = ((UINT8 *)(void *)(s))[5];\
238                                             ((UINT8 *)(void *)(d))[6] = ((UINT8 *)(void *)(s))[6];\
239                                             ((UINT8 *)(void *)(d))[7] = ((UINT8 *)(void *)(s))[7];}
240
241#endif
242
243
244/*
245 * Fast power-of-two math macros for non-optimized compilers
246 */
247
248#define _ACPI_DIV(value,PowerOf2)       ((UINT32) ((value) >> (PowerOf2)))
249#define _ACPI_MUL(value,PowerOf2)       ((UINT32) ((value) << (PowerOf2)))
250#define _ACPI_MOD(value,Divisor)        ((UINT32) ((value) & ((Divisor) -1)))
251
252#define ACPI_DIV_2(a)                   _ACPI_DIV(a,1)
253#define ACPI_MUL_2(a)                   _ACPI_MUL(a,1)
254#define ACPI_MOD_2(a)                   _ACPI_MOD(a,2)
255
256#define ACPI_DIV_4(a)                   _ACPI_DIV(a,2)
257#define ACPI_MUL_4(a)                   _ACPI_MUL(a,2)
258#define ACPI_MOD_4(a)                   _ACPI_MOD(a,4)
259
260#define ACPI_DIV_8(a)                   _ACPI_DIV(a,3)
261#define ACPI_MUL_8(a)                   _ACPI_MUL(a,3)
262#define ACPI_MOD_8(a)                   _ACPI_MOD(a,8)
263
264#define ACPI_DIV_16(a)                  _ACPI_DIV(a,4)
265#define ACPI_MUL_16(a)                  _ACPI_MUL(a,4)
266#define ACPI_MOD_16(a)                  _ACPI_MOD(a,16)
267
268
269/*
270 * Rounding macros (Power of two boundaries only)
271 */
272#define ACPI_ROUND_DOWN(value,boundary)      (((NATIVE_UINT)(value)) & (~(((NATIVE_UINT) boundary)-1)))
273#define ACPI_ROUND_UP(value,boundary)        ((((NATIVE_UINT)(value)) + (((NATIVE_UINT) boundary)-1)) & (~(((NATIVE_UINT) boundary)-1)))
274
275#define ACPI_ROUND_DOWN_TO_32_BITS(a)        ACPI_ROUND_DOWN(a,4)
276#define ACPI_ROUND_DOWN_TO_64_BITS(a)        ACPI_ROUND_DOWN(a,8)
277#define ACPI_ROUND_DOWN_TO_NATIVE_WORD(a)    ACPI_ROUND_DOWN(a,ALIGNED_ADDRESS_BOUNDARY)
278
279#define ACPI_ROUND_UP_TO_32BITS(a)           ACPI_ROUND_UP(a,4)
280#define ACPI_ROUND_UP_TO_64BITS(a)           ACPI_ROUND_UP(a,8)
281#define ACPI_ROUND_UP_TO_NATIVE_WORD(a)      ACPI_ROUND_UP(a,ALIGNED_ADDRESS_BOUNDARY)
282
283
284#define ACPI_ROUND_BITS_UP_TO_BYTES(a)       ACPI_DIV_8((a) + 7)
285#define ACPI_ROUND_BITS_DOWN_TO_BYTES(a)     ACPI_DIV_8((a))
286
287#define ACPI_ROUND_UP_TO_1K(a)               (((a) + 1023) >> 10)
288
289/* Generic (non-power-of-two) rounding */
290
291#define ACPI_ROUND_UP_TO(value,boundary)     (((value) + ((boundary)-1)) / (boundary))
292
293/*
294 * Bitmask creation
295 * Bit positions start at zero.
296 * MASK_BITS_ABOVE creates a mask starting AT the position and above
297 * MASK_BITS_BELOW creates a mask starting one bit BELOW the position
298 */
299#define ACPI_MASK_BITS_ABOVE(position)       (~((ACPI_INTEGER_MAX) << ((UINT32) (position))))
300#define ACPI_MASK_BITS_BELOW(position)       ((ACPI_INTEGER_MAX) << ((UINT32) (position)))
301
302#define ACPI_IS_OCTAL_DIGIT(d)               (((char)(d) >= '0') && ((char)(d) <= '7'))
303
304/* Macros for GAS addressing */
305
306#if ACPI_MACHINE_WIDTH != 16
307
308#define ACPI_PCI_DEVICE_MASK            (UINT64) 0x0000FFFF00000000
309#define ACPI_PCI_FUNCTION_MASK          (UINT64) 0x00000000FFFF0000
310#define ACPI_PCI_REGISTER_MASK          (UINT64) 0x000000000000FFFF
311
312/*
313 * Obsolete
314 */
315
316/*
317#define ACPI_PCI_FUNCTION(a)            (UINT16) ((((UINT64)((UINT64)(a) & ACPI_PCI_FUNCTION_MASK)) >> 16))
318#define ACPI_PCI_DEVICE(a)              (UINT16) ((((UINT64)((UINT64)(a) & ACPI_PCI_DEVICE_MASK)) >> 32))
319#define ACPI_PCI_REGISTER(a)            (UINT16) (((UINT64)((UINT64)(a) & ACPI_PCI_REGISTER_MASK)))
320*/
321
322
323#define ACPI_PCI_DEVICE(a)              (UINT16) ((ACPI_HIDWORD ((a))) & 0x0000FFFF)
324#define ACPI_PCI_FUNCTION(a)            (UINT16) ((ACPI_LODWORD ((a))) >> 16)
325#define ACPI_PCI_REGISTER(a)            (UINT16) ((ACPI_LODWORD ((a))) & 0x0000FFFF)
326
327#else
328
329/* No support for GAS and PCI IDs in 16-bit mode  */
330
331#define ACPI_PCI_FUNCTION(a)            (UINT16) ((a) & 0xFFFF0000)
332#define ACPI_PCI_DEVICE(a)              (UINT16) ((a) & 0x0000FFFF)
333#define ACPI_PCI_REGISTER(a)            (UINT16) ((a) & 0x0000FFFF)
334
335#endif
336
337
338/* Bitfields within ACPI registers */
339
340#define ACPI_REGISTER_PREPARE_BITS(Val, Pos, Mask)      ((Val << Pos) & Mask)
341#define ACPI_REGISTER_INSERT_VALUE(Reg, Pos, Mask, Val)  Reg = (Reg & (~(Mask))) | ACPI_REGISTER_PREPARE_BITS(Val, Pos, Mask)
342
343/*
344 * An ACPI_NAMESPACE_NODE * can appear in some contexts,
345 * where a pointer to an ACPI_OPERAND_OBJECT  can also
346 * appear.  This macro is used to distinguish them.
347 *
348 * The "Descriptor" field is the first field in both structures.
349 */
350#define ACPI_GET_DESCRIPTOR_TYPE(d)     (((ACPI_DESCRIPTOR *)(void *)(d))->DescriptorId)
351#define ACPI_SET_DESCRIPTOR_TYPE(d,t)   (((ACPI_DESCRIPTOR *)(void *)(d))->DescriptorId = t)
352
353
354/* Macro to test the object type */
355
356#define ACPI_GET_OBJECT_TYPE(d)         (((ACPI_OPERAND_OBJECT *)(void *)(d))->Common.Type)
357
358/* Macro to check the table flags for SINGLE or MULTIPLE tables are allowed */
359
360#define ACPI_IS_SINGLE_TABLE(x)         (((x) & 0x01) == ACPI_TABLE_SINGLE ? 1 : 0)
361
362/*
363 * Macro to check if a pointer is within an ACPI table.
364 * Parameter (a) is the pointer to check.  Parameter (b) must be defined
365 * as a pointer to an ACPI_TABLE_HEADER.  (b+1) then points past the header,
366 * and ((UINT8 *)b+b->Length) points one byte past the end of the table.
367 */
368#if ACPI_MACHINE_WIDTH != 16
369#define ACPI_IS_IN_ACPI_TABLE(a,b)      (((UINT8 *)(a) >= (UINT8 *)(b + 1)) &&\
370                                         ((UINT8 *)(a) < ((UINT8 *)b + b->Length)))
371
372#else
373#define ACPI_IS_IN_ACPI_TABLE(a,b)      (_segment)(a) == (_segment)(b) &&\
374                                        (((UINT8 *)(a) >= (UINT8 *)(b + 1)) &&\
375                                        ((UINT8 *)(a) < ((UINT8 *)b + b->Length)))
376#endif
377
378/*
379 * Macros for the master AML opcode table
380 */
381#if defined(ACPI_DISASSEMBLER) || defined (ACPI_DEBUG_OUTPUT)
382#define ACPI_OP(Name,PArgs,IArgs,ObjType,Class,Type,Flags)     {Name,PArgs,IArgs,Flags,ObjType,Class,Type}
383#else
384#define ACPI_OP(Name,PArgs,IArgs,ObjType,Class,Type,Flags)     {PArgs,IArgs,Flags,ObjType,Class,Type}
385#endif
386
387#ifdef ACPI_DISASSEMBLER
388#define ACPI_DISASM_ONLY_MEMBERS(a)      a;
389#else
390#define ACPI_DISASM_ONLY_MEMBERS(a)
391#endif
392
393#define ARG_TYPE_WIDTH                  5
394#define ARG_1(x)                        ((UINT32)(x))
395#define ARG_2(x)                        ((UINT32)(x) << (1 * ARG_TYPE_WIDTH))
396#define ARG_3(x)                        ((UINT32)(x) << (2 * ARG_TYPE_WIDTH))
397#define ARG_4(x)                        ((UINT32)(x) << (3 * ARG_TYPE_WIDTH))
398#define ARG_5(x)                        ((UINT32)(x) << (4 * ARG_TYPE_WIDTH))
399#define ARG_6(x)                        ((UINT32)(x) << (5 * ARG_TYPE_WIDTH))
400
401#define ARGI_LIST1(a)                   (ARG_1(a))
402#define ARGI_LIST2(a,b)                 (ARG_1(b)|ARG_2(a))
403#define ARGI_LIST3(a,b,c)               (ARG_1(c)|ARG_2(b)|ARG_3(a))
404#define ARGI_LIST4(a,b,c,d)             (ARG_1(d)|ARG_2(c)|ARG_3(b)|ARG_4(a))
405#define ARGI_LIST5(a,b,c,d,e)           (ARG_1(e)|ARG_2(d)|ARG_3(c)|ARG_4(b)|ARG_5(a))
406#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))
407
408#define ARGP_LIST1(a)                   (ARG_1(a))
409#define ARGP_LIST2(a,b)                 (ARG_1(a)|ARG_2(b))
410#define ARGP_LIST3(a,b,c)               (ARG_1(a)|ARG_2(b)|ARG_3(c))
411#define ARGP_LIST4(a,b,c,d)             (ARG_1(a)|ARG_2(b)|ARG_3(c)|ARG_4(d))
412#define ARGP_LIST5(a,b,c,d,e)           (ARG_1(a)|ARG_2(b)|ARG_3(c)|ARG_4(d)|ARG_5(e))
413#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))
414
415#define GET_CURRENT_ARG_TYPE(List)      (List & ((UINT32) 0x1F))
416#define INCREMENT_ARG_LIST(List)        (List >>= ((UINT32) ARG_TYPE_WIDTH))
417
418
419/*
420 * Build a GAS structure from earlier ACPI table entries (V1.0 and 0.71 extensions)
421 *
422 * 1) Address space
423 * 2) Length in bytes -- convert to length in bits
424 * 3) Bit offset is zero
425 * 4) Reserved field is zero
426 * 5) Expand address to 64 bits
427 */
428#define ASL_BUILD_GAS_FROM_ENTRY(a,b,c,d)   {a.AddressSpaceId = (UINT8) d;\
429                                             a.RegisterBitWidth = (UINT8) ACPI_MUL_8 (b);\
430                                             a.RegisterBitOffset = 0;\
431                                             a.Reserved = 0;\
432                                             ACPI_STORE_ADDRESS (a.Address,(ACPI_PHYSICAL_ADDRESS) c);}
433
434/* ACPI V1.0 entries -- address space is always I/O */
435
436#define ASL_BUILD_GAS_FROM_V1_ENTRY(a,b,c)  ASL_BUILD_GAS_FROM_ENTRY(a,b,c,ACPI_ADR_SPACE_SYSTEM_IO)
437
438
439/*
440 * Reporting macros that are never compiled out
441 */
442
443#define ACPI_PARAM_LIST(pl)                  pl
444
445/*
446 * Error reporting.  These versions add callers module and line#.  Since
447 * _THIS_MODULE gets compiled out when ACPI_DEBUG_OUTPUT isn't defined, only
448 * use it in debug mode.
449 */
450
451#ifdef ACPI_DEBUG_OUTPUT
452
453#define ACPI_REPORT_INFO(fp)                {AcpiUtReportInfo(_THIS_MODULE,__LINE__,_COMPONENT); \
454                                                AcpiOsPrintf ACPI_PARAM_LIST(fp);}
455#define ACPI_REPORT_ERROR(fp)               {AcpiUtReportError(_THIS_MODULE,__LINE__,_COMPONENT); \
456                                                AcpiOsPrintf ACPI_PARAM_LIST(fp);}
457#define ACPI_REPORT_WARNING(fp)             {AcpiUtReportWarning(_THIS_MODULE,__LINE__,_COMPONENT); \
458                                                AcpiOsPrintf ACPI_PARAM_LIST(fp);}
459
460#else
461
462#define ACPI_REPORT_INFO(fp)                {AcpiUtReportInfo("ACPI",__LINE__,_COMPONENT); \
463                                                AcpiOsPrintf ACPI_PARAM_LIST(fp);}
464#define ACPI_REPORT_ERROR(fp)               {AcpiUtReportError("ACPI",__LINE__,_COMPONENT); \
465                                                AcpiOsPrintf ACPI_PARAM_LIST(fp);}
466#define ACPI_REPORT_WARNING(fp)             {AcpiUtReportWarning("ACPI",__LINE__,_COMPONENT); \
467                                                AcpiOsPrintf ACPI_PARAM_LIST(fp);}
468
469#endif
470
471/* Error reporting.  These versions pass thru the module and line# */
472
473#define _ACPI_REPORT_INFO(a,b,c,fp)         {AcpiUtReportInfo(a,b,c); \
474                                                AcpiOsPrintf ACPI_PARAM_LIST(fp);}
475#define _ACPI_REPORT_ERROR(a,b,c,fp)        {AcpiUtReportError(a,b,c); \
476                                                AcpiOsPrintf ACPI_PARAM_LIST(fp);}
477#define _ACPI_REPORT_WARNING(a,b,c,fp)      {AcpiUtReportWarning(a,b,c); \
478                                                AcpiOsPrintf ACPI_PARAM_LIST(fp);}
479
480/*
481 * Debug macros that are conditionally compiled
482 */
483
484#ifdef ACPI_DEBUG_OUTPUT
485
486#define ACPI_MODULE_NAME(name)               static char *_THIS_MODULE = name;
487
488/*
489 * Function entry tracing.
490 * The first parameter should be the procedure name as a quoted string.  This is declared
491 * as a local string ("_ProcName) so that it can be also used by the function exit macros below.
492 */
493
494#define ACPI_FUNCTION_NAME(a)           ACPI_DEBUG_PRINT_INFO _Dbg;     \
495                                        _Dbg.ComponentId = _COMPONENT;  \
496                                        _Dbg.ProcName    = a;           \
497                                        _Dbg.ModuleName  = _THIS_MODULE;
498
499#define ACPI_FUNCTION_TRACE(a)          ACPI_FUNCTION_NAME(a)\
500                                            AcpiUtTrace(__LINE__,&_Dbg)
501#define ACPI_FUNCTION_TRACE_PTR(a,b)    ACPI_FUNCTION_NAME(a)\
502                                            AcpiUtTracePtr(__LINE__,&_Dbg,(void *)b)
503#define ACPI_FUNCTION_TRACE_U32(a,b)    ACPI_FUNCTION_NAME(a)\
504                                            AcpiUtTraceU32(__LINE__,&_Dbg,(UINT32)b)
505#define ACPI_FUNCTION_TRACE_STR(a,b)    ACPI_FUNCTION_NAME(a)\
506                                            AcpiUtTraceStr(__LINE__,&_Dbg,(NATIVE_CHAR *)b)
507
508#define ACPI_FUNCTION_ENTRY()           AcpiUtTrackStackPtr()
509
510/*
511 * Function exit tracing.
512 * WARNING: These macros include a return statement.  This is usually considered
513 * bad form, but having a separate exit macro is very ugly and difficult to maintain.
514 * One of the FUNCTION_TRACE macros above must be used in conjunction with these macros
515 * so that "_ProcName" is defined.
516 */
517#ifdef ACPI_USE_DO_WHILE_0
518#define ACPI_DO_WHILE0(a)               do a while(0)
519#else
520#define ACPI_DO_WHILE0(a)               a
521#endif
522
523#define return_VOID                     ACPI_DO_WHILE0 ({AcpiUtExit(__LINE__,&_Dbg);return;})
524#define return_ACPI_STATUS(s)           ACPI_DO_WHILE0 ({AcpiUtStatusExit(__LINE__,&_Dbg,(s));return((s));})
525#define return_VALUE(s)                 ACPI_DO_WHILE0 ({AcpiUtValueExit(__LINE__,&_Dbg,(ACPI_INTEGER)(s));return((s));})
526#define return_PTR(s)                   ACPI_DO_WHILE0 ({AcpiUtPtrExit(__LINE__,&_Dbg,(UINT8 *)(s));return((s));})
527
528/* Conditional execution */
529
530#define ACPI_DEBUG_EXEC(a)              a
531#define ACPI_NORMAL_EXEC(a)
532
533#define ACPI_DEBUG_DEFINE(a)            a;
534#define ACPI_DEBUG_ONLY_MEMBERS(a)      a;
535#define _VERBOSE_STRUCTURES
536
537
538/* Stack and buffer dumping */
539
540#define ACPI_DUMP_STACK_ENTRY(a)        AcpiExDumpOperand(a)
541#define ACPI_DUMP_OPERANDS(a,b,c,d,e)   AcpiExDumpOperands(a,b,c,d,e,_THIS_MODULE,__LINE__)
542
543
544#define ACPI_DUMP_ENTRY(a,b)            AcpiNsDumpEntry (a,b)
545#define ACPI_DUMP_TABLES(a,b)           AcpiNsDumpTables(a,b)
546#define ACPI_DUMP_PATHNAME(a,b,c,d)     (void) AcpiNsDumpPathname(a,b,c,d)
547#define ACPI_DUMP_RESOURCE_LIST(a)      AcpiRsDumpResourceList(a)
548#define ACPI_DUMP_BUFFER(a,b)           AcpiUtDumpBuffer((UINT8 *)a,b,DB_BYTE_DISPLAY,_COMPONENT)
549#define ACPI_BREAK_MSG(a)               AcpiOsSignal (ACPI_SIGNAL_BREAKPOINT,(a))
550
551
552/*
553 * Generate INT3 on ACPI_ERROR (Debug only!)
554 */
555
556#define ACPI_ERROR_BREAK
557#ifdef  ACPI_ERROR_BREAK
558#define ACPI_BREAK_ON_ERROR(lvl)        if ((lvl)&ACPI_ERROR) \
559                                            AcpiOsSignal(ACPI_SIGNAL_BREAKPOINT,"Fatal error encountered\n")
560#else
561#define ACPI_BREAK_ON_ERROR(lvl)
562#endif
563
564/*
565 * Master debug print macros
566 * Print iff:
567 *    1) Debug print for the current component is enabled
568 *    2) Debug error level or trace level for the print statement is enabled
569 */
570
571#define ACPI_DEBUG_PRINT(pl)            AcpiUtDebugPrint ACPI_PARAM_LIST(pl)
572#define ACPI_DEBUG_PRINT_RAW(pl)        AcpiUtDebugPrintRaw ACPI_PARAM_LIST(pl)
573
574
575#else
576/*
577 * This is the non-debug case -- make everything go away,
578 * leaving no executable debug code!
579 */
580
581#define ACPI_MODULE_NAME(name)
582#define _THIS_MODULE ""
583
584#define ACPI_DEBUG_EXEC(a)
585#define ACPI_NORMAL_EXEC(a)             a;
586
587#define ACPI_DEBUG_DEFINE(a)
588#define ACPI_DEBUG_ONLY_MEMBERS(a)
589#define ACPI_FUNCTION_NAME(a)
590#define ACPI_FUNCTION_TRACE(a)
591#define ACPI_FUNCTION_TRACE_PTR(a,b)
592#define ACPI_FUNCTION_TRACE_U32(a,b)
593#define ACPI_FUNCTION_TRACE_STR(a,b)
594#define ACPI_FUNCTION_EXIT
595#define ACPI_FUNCTION_STATUS_EXIT(s)
596#define ACPI_FUNCTION_VALUE_EXIT(s)
597#define ACPI_FUNCTION_ENTRY()
598#define ACPI_DUMP_STACK_ENTRY(a)
599#define ACPI_DUMP_OPERANDS(a,b,c,d,e)
600#define ACPI_DUMP_ENTRY(a,b)
601#define ACPI_DUMP_TABLES(a,b)
602#define ACPI_DUMP_PATHNAME(a,b,c,d)
603#define ACPI_DUMP_RESOURCE_LIST(a)
604#define ACPI_DUMP_BUFFER(a,b)
605#define ACPI_DEBUG_PRINT(pl)
606#define ACPI_DEBUG_PRINT_RAW(pl)
607#define ACPI_BREAK_MSG(a)
608
609#define return_VOID                     return
610#define return_ACPI_STATUS(s)           return(s)
611#define return_VALUE(s)                 return(s)
612#define return_PTR(s)                   return(s)
613
614#endif
615
616/*
617 * Some code only gets executed when the debugger is built in.
618 * Note that this is entirely independent of whether the
619 * DEBUG_PRINT stuff (set by ACPI_DEBUG_OUTPUT) is on, or not.
620 */
621#ifdef ACPI_DEBUGGER
622#define ACPI_DEBUGGER_EXEC(a)           a
623#else
624#define ACPI_DEBUGGER_EXEC(a)
625#endif
626
627
628/*
629 * For 16-bit code, we want to shrink some things even though
630 * we are using ACPI_DEBUG_OUTPUT to get the debug output
631 */
632#if ACPI_MACHINE_WIDTH == 16
633#undef ACPI_DEBUG_ONLY_MEMBERS
634#undef _VERBOSE_STRUCTURES
635#define ACPI_DEBUG_ONLY_MEMBERS(a)
636#endif
637
638
639#ifdef ACPI_DEBUG_OUTPUT
640/*
641 * 1) Set name to blanks
642 * 2) Copy the object name
643 */
644#define ACPI_ADD_OBJECT_NAME(a,b)       ACPI_MEMSET (a->Common.Name, ' ', sizeof (a->Common.Name));\
645                                        ACPI_STRNCPY (a->Common.Name, AcpiGbl_NsTypeNames[b], sizeof (a->Common.Name))
646#else
647
648#define ACPI_ADD_OBJECT_NAME(a,b)
649#endif
650
651
652/*
653 * Memory allocation tracking (DEBUG ONLY)
654 */
655
656#ifndef ACPI_DBG_TRACK_ALLOCATIONS
657
658/* Memory allocation */
659
660#define ACPI_MEM_ALLOCATE(a)            AcpiUtAllocate((ACPI_SIZE)(a),_COMPONENT,_THIS_MODULE,__LINE__)
661#define ACPI_MEM_CALLOCATE(a)           AcpiUtCallocate((ACPI_SIZE)(a), _COMPONENT,_THIS_MODULE,__LINE__)
662#define ACPI_MEM_FREE(a)                AcpiOsFree(a)
663#define ACPI_MEM_TRACKING(a)
664
665
666#else
667
668/* Memory allocation */
669
670#define ACPI_MEM_ALLOCATE(a)            AcpiUtAllocateAndTrack((ACPI_SIZE)(a),_COMPONENT,_THIS_MODULE,__LINE__)
671#define ACPI_MEM_CALLOCATE(a)           AcpiUtCallocateAndTrack((ACPI_SIZE)(a), _COMPONENT,_THIS_MODULE,__LINE__)
672#define ACPI_MEM_FREE(a)                AcpiUtFreeAndTrack(a,_COMPONENT,_THIS_MODULE,__LINE__)
673#define ACPI_MEM_TRACKING(a)            a
674
675#endif /* ACPI_DBG_TRACK_ALLOCATIONS */
676
677
678#define ACPI_GET_STACK_POINTER          _asm {mov eax, ebx}
679
680#endif /* ACMACROS_H */
681