| acgcc.h (99146) | acgcc.h (99679) |
|---|---|
| 1/****************************************************************************** 2 * 3 * Name: acgcc.h - GCC specific defines, etc. | 1/****************************************************************************** 2 * 3 * Name: acgcc.h - GCC specific defines, etc. |
| 4 * $Revision: 22 $ | 4 * $Revision: 23 $ |
| 5 * 6 *****************************************************************************/ 7 8/****************************************************************************** 9 * 10 * 1. Copyright Notice 11 * 12 * Some or all of this work - Copyright (c) 1999 - 2002, Intel Corp. --- 99 unchanged lines hidden (view full) --- 112 * other governmental approval, or letter of assurance, without first obtaining 113 * such license, approval or letter. 114 * 115 *****************************************************************************/ 116 117#ifndef __ACGCC_H__ 118#define __ACGCC_H__ 119 | 5 * 6 *****************************************************************************/ 7 8/****************************************************************************** 9 * 10 * 1. Copyright Notice 11 * 12 * Some or all of this work - Copyright (c) 1999 - 2002, Intel Corp. --- 99 unchanged lines hidden (view full) --- 112 * other governmental approval, or letter of assurance, without first obtaining 113 * such license, approval or letter. 114 * 115 *****************************************************************************/ 116 117#ifndef __ACGCC_H__ 118#define __ACGCC_H__ 119 |
| 120 121#ifdef __ia64__ 122#define _IA64 123 124#define COMPILER_DEPENDENT_INT64 long 125#define COMPILER_DEPENDENT_UINT64 unsigned long 126 127/* 128 * Calling conventions: 129 * 130 * ACPI_SYSTEM_XFACE - Interfaces to host OS (handlers, threads) 131 * ACPI_EXTERNAL_XFACE - External ACPI interfaces 132 * ACPI_INTERNAL_XFACE - Internal ACPI interfaces 133 * ACPI_INTERNAL_VAR_XFACE - Internal variable-parameter list interfaces 134 */ 135#define ACPI_SYSTEM_XFACE 136#define ACPI_EXTERNAL_XFACE 137#define ACPI_INTERNAL_XFACE 138#define ACPI_INTERNAL_VAR_XFACE 139 140/* Single threaded */ 141 142#define ACPI_APPLICATION 143 144/* Asm macros */ 145 146#define ACPI_ASM_MACROS 147#define BREAKPOINT3 148#define ACPI_DISABLE_IRQS() __cli() 149#define ACPI_ENABLE_IRQS() __sti() 150 151/*! [Begin] no source code translation */ 152 153#include <asm/pal.h> 154 155#define halt() ia64_pal_halt_light() /* PAL_HALT[_LIGHT] */ 156#define safe_halt() ia64_pal_halt(1) /* PAL_HALT */ 157 158 159#define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq) \ 160 do { \ 161 __asm__ volatile ("1: ld4 r29=%1\n" \ 162 ";;\n" \ 163 "mov ar.ccv=r29\n" \ 164 "mov r2=r29\n" \ 165 "shr.u r30=r29,1\n" \ 166 "and r29=-4,r29\n" \ 167 ";;\n" \ 168 "add r29=2,r29\n" \ 169 "and r30=1,r30\n" \ 170 ";;\n" \ 171 "add r29=r29,r30\n" \ 172 ";;\n" \ 173 "cmpxchg4.acq r30=%1,r29,ar.ccv\n" \ 174 ";;\n" \ 175 "cmp.eq p6,p7=r2,r30\n" \ 176 "(p7) br.dpnt.few 1b\n" \ 177 "cmp.gt p8,p9=3,r29\n" \ 178 ";;\n" \ 179 "(p8) mov %0=-1\n" \ 180 "(p9) mov %0=r0\n" \ 181 :"=r"(Acq):"m"(GLptr):"r2","r29","r30","memory"); \ 182 } while (0) 183 184#define ACPI_RELEASE_GLOBAL_LOCK(GLptr, Acq) \ 185 do { \ 186 __asm__ volatile ("1: ld4 r29=%1\n" \ 187 ";;\n" \ 188 "mov ar.ccv=r29\n" \ 189 "mov r2=r29\n" \ 190 "and r29=-4,r29\n" \ 191 ";;\n" \ 192 "cmpxchg4.acq r30=%1,r29,ar.ccv\n" \ 193 ";;\n" \ 194 "cmp.eq p6,p7=r2,r30\n" \ 195 "(p7) br.dpnt.few 1b\n" \ 196 "and %0=1,r2\n" \ 197 ";;\n" \ 198 :"=r"(Acq):"m"(GLptr):"r2","r29","r30","memory"); \ 199 } while (0) 200/*! [End] no source code translation !*/ 201 202 203#else /* DO IA32 */ 204 205#define COMPILER_DEPENDENT_INT64 long long 206#define COMPILER_DEPENDENT_UINT64 unsigned long long 207 208/* 209 * Calling conventions: 210 * 211 * ACPI_SYSTEM_XFACE - Interfaces to host OS (handlers, threads) 212 * ACPI_EXTERNAL_XFACE - External ACPI interfaces 213 * ACPI_INTERNAL_XFACE - Internal ACPI interfaces 214 * ACPI_INTERNAL_VAR_XFACE - Internal variable-parameter list interfaces 215 */ 216#define ACPI_SYSTEM_XFACE 217#define ACPI_EXTERNAL_XFACE 218#define ACPI_INTERNAL_XFACE 219#define ACPI_INTERNAL_VAR_XFACE 220 221/* Asm macros */ 222 223#define ACPI_ASM_MACROS 224#define BREAKPOINT3 225#define ACPI_DISABLE_IRQS() __cli() 226#define ACPI_ENABLE_IRQS() __sti() 227 228/*! [Begin] no source code translation 229 * 230 * A brief explanation as GNU inline assembly is a bit hairy 231 * %0 is the output parameter in EAX ("=a") 232 * %1 and %2 are the input parameters in ECX ("c") 233 * and an immediate value ("i") respectively 234 * All actual register references are preceded with "%%" as in "%%edx" 235 * Immediate values in the assembly are preceded by "$" as in "$0x1" 236 * The final asm parameter are the operation altered non-output registers. 237 */ 238#define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq) \ 239 do { \ 240 int dummy; \ 241 asm("1: movl (%1),%%eax;" \ 242 "movl %%eax,%%edx;" \ 243 "andl %2,%%edx;" \ 244 "btsl $0x1,%%edx;" \ 245 "adcl $0x0,%%edx;" \ 246 "lock; cmpxchgl %%edx,(%1);" \ 247 "jnz 1b;" \ 248 "cmpb $0x3,%%dl;" \ 249 "sbbl %%eax,%%eax" \ 250 :"=a"(Acq),"=c"(dummy):"c"(GLptr),"i"(~1L):"dx"); \ 251 } while(0) 252 253#define ACPI_RELEASE_GLOBAL_LOCK(GLptr, Acq) \ 254 do { \ 255 int dummy; \ 256 asm("1: movl (%1),%%eax;" \ 257 "movl %%eax,%%edx;" \ 258 "andl %2,%%edx;" \ 259 "lock; cmpxchgl %%edx,(%1);" \ 260 "jnz 1b;" \ 261 "andl $0x1,%%eax" \ 262 :"=a"(Acq),"=c"(dummy):"c"(GLptr),"i"(~3L):"dx"); \ 263 } while(0) 264 265 266/* 267 * Math helper asm macros 268 */ 269#define ACPI_DIV_64_BY_32(n_hi, n_lo, d32, q32, r32) \ 270 asm("divl %2;" \ 271 :"=a"(q32), "=d"(r32) \ 272 :"r"(d32), \ 273 "0"(n_lo), "1"(n_hi)) 274 275 276#define ACPI_SHIFT_RIGHT_64(n_hi, n_lo) \ 277 asm("shrl $1,%2;" \ 278 "rcrl $1,%3;" \ 279 :"=r"(n_hi), "=r"(n_lo) \ 280 :"0"(n_hi), "1"(n_lo)) 281 282/*! [End] no source code translation !*/ 283 284#endif /* IA 32 */ 285 | |
| 286/* This macro is used to tag functions as "printf-like" because 287 * some compilers (like GCC) can catch printf format string problems. 288 */ 289#define ACPI_PRINTF_LIKE_FUNC __attribute__ ((__format__ (__printf__, 4, 5))) 290 291#endif /* __ACGCC_H__ */ | 120/* This macro is used to tag functions as "printf-like" because 121 * some compilers (like GCC) can catch printf format string problems. 122 */ 123#define ACPI_PRINTF_LIKE_FUNC __attribute__ ((__format__ (__printf__, 4, 5))) 124 125#endif /* __ACGCC_H__ */ |