1 /* src/include/wlan/wlan_compat.h 2 * 3 * Types and macros to aid in portability 4 * 5 * Copyright (C) 1999 AbsoluteValue Systems, Inc. All Rights Reserved. 6 * -------------------------------------------------------------------- 7 * 8 * linux-wlan 9 * 10 * The contents of this file are subject to the Mozilla Public 11 * License Version 1.1 (the "License"); you may not use this file 12 * except in compliance with the License. You may obtain a copy of 13 * the License at http://www.mozilla.org/MPL/ 14 * 15 * Software distributed under the License is distributed on an "AS 16 * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or 17 * implied. See the License for the specific language governing 18 * rights and limitations under the License. 19 * 20 * Alternatively, the contents of this file may be used under the 21 * terms of the GNU Public License version 2 (the "GPL"), in which 22 * case the provisions of the GPL are applicable instead of the 23 * above. If you wish to allow the use of your version of this file 24 * only under the terms of the GPL and not to allow others to use 25 * your version of this file under the MPL, indicate your decision 26 * by deleting the provisions above and replace them with the notice 27 * and other provisions required by the GPL. If you do not delete 28 * the provisions above, a recipient may use your version of this 29 * file under either the MPL or the GPL. 30 * 31 * -------------------------------------------------------------------- 32 * 33 * Inquiries regarding the linux-wlan Open Source project can be 34 * made directly to: 35 * 36 * AbsoluteValue Systems Inc. 37 * info@linux-wlan.com 38 * http://www.linux-wlan.com 39 * 40 * -------------------------------------------------------------------- 41 * 42 * Portions of the development of this software were funded by 43 * Intersil Corporation as part of PRISM(R) chipset product development. 44 * 45 * -------------------------------------------------------------------- 46 */ 47 48 FILE_LICENCE ( GPL2_ONLY ); 49 50 #ifndef _WLAN_COMPAT_H 51 #define _WLAN_COMPAT_H 52 53 /*=============================================================*/ 54 /*------ Establish Platform Identity --------------------------*/ 55 /*=============================================================*/ 56 /* Key macros: */ 57 /* WLAN_CPU_FAMILY */ 58 #define WLAN_Ix86 1 59 #define WLAN_PPC 2 60 #define WLAN_Ix96 3 61 #define WLAN_ARM 4 62 #define WLAN_ALPHA 5 63 #define WLAN_MIPS 6 64 #define WLAN_HPPA 7 65 /* WLAN_CPU_CORE */ 66 #define WLAN_I386CORE 1 67 #define WLAN_PPCCORE 2 68 #define WLAN_I296 3 69 #define WLAN_ARMCORE 4 70 #define WLAN_ALPHACORE 5 71 #define WLAN_MIPSCORE 6 72 #define WLAN_HPPACORE 7 73 /* WLAN_CPU_PART */ 74 #define WLAN_I386PART 1 75 #define WLAN_MPC860 2 76 #define WLAN_MPC823 3 77 #define WLAN_I296SA 4 78 #define WLAN_PPCPART 5 79 #define WLAN_ARMPART 6 80 #define WLAN_ALPHAPART 7 81 #define WLAN_MIPSPART 8 82 #define WLAN_HPPAPART 9 83 /* WLAN_SYSARCH */ 84 #define WLAN_PCAT 1 85 #define WLAN_MBX 2 86 #define WLAN_RPX 3 87 #define WLAN_LWARCH 4 88 #define WLAN_PMAC 5 89 #define WLAN_SKIFF 6 90 #define WLAN_BITSY 7 91 #define WLAN_ALPHAARCH 7 92 #define WLAN_MIPSARCH 9 93 #define WLAN_HPPAARCH 10 94 /* WLAN_OS */ 95 #define WLAN_LINUX_KERNEL 1 96 #define WLAN_LINUX_USER 2 97 /* WLAN_HOSTIF (generally set on the command line, not detected) */ 98 #define WLAN_PCMCIA 1 99 #define WLAN_ISA 2 100 #define WLAN_PCI 3 101 #define WLAN_USB 4 102 #define WLAN_PLX 5 103 104 /* Note: the PLX HOSTIF above refers to some vendors implementations for */ 105 /* PCI. It's a PLX chip that is a PCI to PCMCIA adapter, but it */ 106 /* isn't a real PCMCIA host interface adapter providing all the */ 107 /* card&socket services. */ 108 109 /* Lets try to figure out what we've got. Kernel mode or User mode? */ 110 #if defined(__KERNEL__) 111 #define WLAN_OS WLAN_LINUX_KERNEL 112 #else 113 #define WLAN_OS WLAN_LINUX_USER 114 #endif 115 116 #ifdef __powerpc__ 117 #ifndef __ppc__ 118 #define __ppc__ 119 #endif 120 #endif 121 122 #if (defined(CONFIG_PPC) || defined(CONFIG_8xx)) 123 #ifndef __ppc__ 124 #define __ppc__ 125 #endif 126 #endif 127 128 #if defined(__KERNEL__) 129 #if defined(__i386__) || defined(__i486__) || defined(__i586__) || defined(__i686__) 130 #define WLAN_CPU_FAMILY WLAN_Ix86 131 #define WLAN_CPU_CORE WLAN_I386CORE 132 #define WLAN_CPU_PART WLAN_I386PART 133 #define WLAN_SYSARCH WLAN_PCAT 134 #elif defined(__ppc__) 135 #define WLAN_CPU_FAMILY WLAN_PPC 136 #define WLAN_CPU_CORE WLAN_PPCCORE 137 #if defined(CONFIG_MBX) 138 #define WLAN_CPU_PART WLAN_MPC860 139 #define WLAN_SYSARCH WLAN_MBX 140 #elif defined(CONFIG_RPXLITE) 141 #define WLAN_CPU_PART WLAN_MPC823 142 #define WLAN_SYSARCH WLAN_RPX 143 #elif defined(CONFIG_RPXCLASSIC) 144 #define WLAN_CPU_PART WLAN_MPC860 145 #define WLAN_SYSARCH WLAN_RPX 146 #else 147 #define WLAN_CPU_PART WLAN_PPCPART 148 #define WLAN_SYSARCH WLAN_PMAC 149 #endif 150 #elif defined(__arm__) 151 #define WLAN_CPU_FAMILY WLAN_ARM 152 #define WLAN_CPU_CORE WLAN_ARMCORE 153 #define WLAN_CPU_PART WLAN_ARM_PART 154 #define WLAN_SYSARCH WLAN_SKIFF 155 #elif defined(__alpha__) 156 #define WLAN_CPU_FAMILY WLAN_ALPHA 157 #define WLAN_CPU_CORE WLAN_ALPHACORE 158 #define WLAN_CPU_PART WLAN_ALPHAPART 159 #define WLAN_SYSARCH WLAN_ALPHAARCH 160 #elif defined(__mips__) 161 #define WLAN_CPU_FAMILY WLAN_MIPS 162 #define WLAN_CPU_CORE WLAN_MIPSCORE 163 #define WLAN_CPU_PART WLAN_MIPSPART 164 #define WLAN_SYSARCH WLAN_MIPSARCH 165 #elif defined(__hppa__) 166 #define WLAN_CPU_FAMILY WLAN_HPPA 167 #define WLAN_CPU_CORE WLAN_HPPACORE 168 #define WLAN_CPU_PART WLAN_HPPAPART 169 #define WLAN_SYSARCH WLAN_HPPAARCH 170 #else 171 #error "No CPU identified!" 172 #endif 173 #endif /* __KERNEL__ */ 174 175 /* 176 Some big endian machines implicitly do all I/O in little endian mode. 177 178 In particular: 179 Linux/PPC on PowerMacs (PCI) 180 Arm/Intel Xscale (PCI) 181 182 This may also affect PLX boards and other BE &| PPC platforms; 183 as new ones are discovered, add them below. 184 */ 185 186 #if (WLAN_HOSTIF == WLAN_PCI) 187 #if ((WLAN_SYSARCH == WLAN_SKIFF) || (WLAN_SYSARCH == WLAN_PMAC)) 188 #define REVERSE_ENDIAN 189 #endif 190 #endif 191 192 /*=============================================================*/ 193 /*------ Bit settings -----------------------------------------*/ 194 /*=============================================================*/ 195 196 #define BIT0 0x00000001 197 #define BIT1 0x00000002 198 #define BIT2 0x00000004 199 #define BIT3 0x00000008 200 #define BIT4 0x00000010 201 #define BIT5 0x00000020 202 #define BIT6 0x00000040 203 #define BIT7 0x00000080 204 #define BIT8 0x00000100 205 #define BIT9 0x00000200 206 #define BIT10 0x00000400 207 #define BIT11 0x00000800 208 #define BIT12 0x00001000 209 #define BIT13 0x00002000 210 #define BIT14 0x00004000 211 #define BIT15 0x00008000 212 #define BIT16 0x00010000 213 #define BIT17 0x00020000 214 #define BIT18 0x00040000 215 #define BIT19 0x00080000 216 #define BIT20 0x00100000 217 #define BIT21 0x00200000 218 #define BIT22 0x00400000 219 #define BIT23 0x00800000 220 #define BIT24 0x01000000 221 #define BIT25 0x02000000 222 #define BIT26 0x04000000 223 #define BIT27 0x08000000 224 #define BIT28 0x10000000 225 #define BIT29 0x20000000 226 #define BIT30 0x40000000 227 #define BIT31 0x80000000 228 229 /*=============================================================*/ 230 /*------ Compiler Portability Macros --------------------------*/ 231 /*=============================================================*/ 232 #define __WLAN_ATTRIB_PACK__ __attribute__ ((packed)) 233 #define __WLAN_PRAGMA_PACK1__ 234 #define __WLAN_PRAGMA_PACKDFLT__ 235 #define __WLAN_INLINE__ inline 236 #define WLAN_MIN_ARRAY 0 237 238 /*=============================================================*/ 239 /*------ OS Portability Macros --------------------------------*/ 240 /*=============================================================*/ 241 242 #ifndef WLAN_DBVAR 243 #define WLAN_DBVAR wlan_debug 244 #endif 245 246 #if (WLAN_OS == WLAN_LINUX_KERNEL) 247 #define WLAN_LOG_ERROR0(x) printk(KERN_ERR "%s: " x , __FUNCTION__ ); 248 #define WLAN_LOG_ERROR1(x,n) printk(KERN_ERR "%s: " x , __FUNCTION__ , (n)); 249 #define WLAN_LOG_ERROR2(x,n1,n2) printk(KERN_ERR "%s: " x , __FUNCTION__ , (n1), (n2)); 250 #define WLAN_LOG_ERROR3(x,n1,n2,n3) printk(KERN_ERR "%s: " x , __FUNCTION__, (n1), (n2), (n3)); 251 #define WLAN_LOG_ERROR4(x,n1,n2,n3,n4) printk(KERN_ERR "%s: " x , __FUNCTION__, (n1), (n2), (n3), (n4)); 252 253 #define WLAN_LOG_WARNING0(x) printk(KERN_WARNING "%s: " x , __FUNCTION__); 254 #define WLAN_LOG_WARNING1(x,n) printk(KERN_WARNING "%s: " x , __FUNCTION__, (n)); 255 #define WLAN_LOG_WARNING2(x,n1,n2) printk(KERN_WARNING "%s: " x , __FUNCTION__, (n1), (n2)); 256 #define WLAN_LOG_WARNING3(x,n1,n2,n3) printk(KERN_WARNING "%s: " x , __FUNCTION__, (n1), (n2), (n3)); 257 #define WLAN_LOG_WARNING4(x,n1,n2,n3,n4) printk(KERN_WARNING "%s: " x , __FUNCTION__ , (n1), (n2), (n3), (n4)); 258 259 #define WLAN_LOG_NOTICE0(x) printk(KERN_NOTICE "%s: " x , __FUNCTION__); 260 #define WLAN_LOG_NOTICE1(x,n) printk(KERN_NOTICE "%s: " x , __FUNCTION__, (n)); 261 #define WLAN_LOG_NOTICE2(x,n1,n2) printk(KERN_NOTICE "%s: " x , __FUNCTION__, (n1), (n2)); 262 #define WLAN_LOG_NOTICE3(x,n1,n2,n3) printk(KERN_NOTICE "%s: " x , __FUNCTION__, (n1), (n2), (n3)); 263 #define WLAN_LOG_NOTICE4(x,n1,n2,n3,n4) printk(KERN_NOTICE "%s: " x , __FUNCTION__, (n1), (n2), (n3), (n4)); 264 265 #define WLAN_LOG_INFO0(x) printk(KERN_INFO x); 266 #define WLAN_LOG_INFO1(x,n) printk(KERN_INFO x, (n)); 267 #define WLAN_LOG_INFO2(x,n1,n2) printk(KERN_INFO x, (n1), (n2)); 268 #define WLAN_LOG_INFO3(x,n1,n2,n3) printk(KERN_INFO x, (n1), (n2), (n3)); 269 #define WLAN_LOG_INFO4(x,n1,n2,n3,n4) printk(KERN_INFO x, (n1), (n2), (n3), (n4)); 270 #define WLAN_LOG_INFO5(x,n1,n2,n3,n4,n5) printk(KERN_INFO x, (n1), (n2), (n3), (n4), (n5)); 271 272 #if defined(WLAN_INCLUDE_DEBUG) 273 #define WLAN_ASSERT(c) if ((!(c)) && WLAN_DBVAR >= 1) { \ 274 WLAN_LOG_DEBUG0(1, "Assertion failure!\n"); } 275 #define WLAN_HEX_DUMP( l, x, p, n) if( WLAN_DBVAR >= (l) ){ \ 276 int __i__; \ 277 printk(KERN_DEBUG x ":"); \ 278 for( __i__=0; __i__ < (n); __i__++) \ 279 printk( " %02x", ((uint8_t*)(p))[__i__]); \ 280 printk("\n"); } 281 282 #define DBFENTER { if ( WLAN_DBVAR >= 4 ){ WLAN_LOG_DEBUG0(3,"Enter\n"); } } 283 #define DBFEXIT { if ( WLAN_DBVAR >= 4 ){ WLAN_LOG_DEBUG0(3,"Exit\n"); } } 284 285 #define WLAN_LOG_DEBUG0(l,x) if ( WLAN_DBVAR >= (l)) printk(KERN_DEBUG "%s: " x , __FUNCTION__ ); 286 #define WLAN_LOG_DEBUG1(l,x,n) if ( WLAN_DBVAR >= (l)) printk(KERN_DEBUG "%s: " x , __FUNCTION__ , (n)); 287 #define WLAN_LOG_DEBUG2(l,x,n1,n2) if ( WLAN_DBVAR >= (l)) printk(KERN_DEBUG "%s: " x , __FUNCTION__ , (n1), (n2)); 288 #define WLAN_LOG_DEBUG3(l,x,n1,n2,n3) if ( WLAN_DBVAR >= (l)) printk(KERN_DEBUG "%s: " x , __FUNCTION__ , (n1), (n2), (n3)); 289 #define WLAN_LOG_DEBUG4(l,x,n1,n2,n3,n4) if ( WLAN_DBVAR >= (l)) printk(KERN_DEBUG "%s: " x , __FUNCTION__ , (n1), (n2), (n3), (n4)); 290 #define WLAN_LOG_DEBUG5(l,x,n1,n2,n3,n4,n5) if ( WLAN_DBVAR >= (l)) printk(KERN_DEBUG "%s: " x , __FUNCTION__ , (n1), (n2), (n3), (n4), (n5)); 291 #define WLAN_LOG_DEBUG6(l,x,n1,n2,n3,n4,n5,n6) if ( WLAN_DBVAR >= (l)) printk(KERN_DEBUG "%s: " x , __FUNCTION__ , (n1), (n2), (n3), (n4), (n5), (n6)); 292 #else 293 #define WLAN_ASSERT(c) 294 #define WLAN_HEX_DUMP( l, s, p, n) 295 296 #define DBFENTER 297 #define DBFEXIT 298 299 #define WLAN_LOG_DEBUG0(l, s) 300 #define WLAN_LOG_DEBUG1(l, s,n) 301 #define WLAN_LOG_DEBUG2(l, s,n1,n2) 302 #define WLAN_LOG_DEBUG3(l, s,n1,n2,n3) 303 #define WLAN_LOG_DEBUG4(l, s,n1,n2,n3,n4) 304 #define WLAN_LOG_DEBUG5(l, s,n1,n2,n3,n4,n5) 305 #endif 306 #else 307 #define WLAN_LOG_ERROR0(s) 308 #define WLAN_LOG_ERROR1(s,n) 309 #define WLAN_LOG_ERROR2(s,n1,n2) 310 #define WLAN_LOG_ERROR3(s,n1,n2,n3) 311 #define WLAN_LOG_ERROR4(s,n1,n2,n3,n4) 312 313 #define WLAN_LOG_WARNING0(s) 314 #define WLAN_LOG_WARNING1(s,n) 315 #define WLAN_LOG_WARNING2(s,n1,n2) 316 #define WLAN_LOG_WARNING3(s,n1,n2,n3) 317 #define WLAN_LOG_WARNING4(s,n1,n2,n3,n4) 318 319 #define WLAN_LOG_NOTICE0(s) 320 #define WLAN_LOG_NOTICE1(s,n) 321 #define WLAN_LOG_NOTICE2(s,n1,n2) 322 #define WLAN_LOG_NOTICE3(s,n1,n2,n3) 323 #define WLAN_LOG_NOTICE4(s,n1,n2,n3,n4) 324 325 #define WLAN_ASSERT(c) 326 #define WLAN_HEX_DUMP( l, s, p, n) 327 328 #define DBFENTER 329 #define DBFEXIT 330 331 #define WLAN_LOG_INFO0(s) 332 #define WLAN_LOG_INFO1(s,n) 333 #define WLAN_LOG_INFO2(s,n1,n2) 334 #define WLAN_LOG_INFO3(s,n1,n2,n3) 335 #define WLAN_LOG_INFO4(s,n1,n2,n3,n4) 336 #define WLAN_LOG_INFO5(s,n1,n2,n3,n4,n5) 337 338 #define WLAN_LOG_DEBUG0(l, s) 339 #define WLAN_LOG_DEBUG1(l, s,n) 340 #define WLAN_LOG_DEBUG2(l, s,n1,n2) 341 #define WLAN_LOG_DEBUG3(l, s,n1,n2,n3) 342 #define WLAN_LOG_DEBUG4(l, s,n1,n2,n3,n4) 343 #define WLAN_LOG_DEBUG5(l, s,n1,n2,n3,n4,n5) 344 #endif 345 346 #define wlan_ms_per_tick (1000UL / (wlan_ticks_per_sec)) 347 #define wlan_ms_to_ticks(n) ( (n) / (wlan_ms_per_tick)) 348 #define wlan_tu2ticks(n) ( (n) / (wlan_ms_per_tick)) 349 #define WLAN_INT_DISABLE(n) { save_flags((n)); cli(); } 350 #define WLAN_INT_ENABLE(n) { sti(); restore_flags((n)); } 351 352 #ifdef CONFIG_MODVERSIONS 353 #define MODVERSIONS 1 354 #include <linux/modversions.h> 355 #endif 356 357 #ifdef CONFIG_SMP 358 #define __SMP__ 1 359 #endif 360 361 #ifndef KERNEL_VERSION 362 #define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c)) 363 #endif 364 365 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,17)) 366 #define CONFIG_NETLINK 1 367 #endif 368 369 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)) 370 #define kfree_s(a, b) kfree((a)) 371 #endif 372 373 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,2,18)) 374 #ifndef init_waitqueue_head 375 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,0,16)) 376 #define init_waitqueue_head(p) (*(p) = NULL) 377 #else 378 #define init_waitqueue_head(p) init_waitqueue(p) 379 #endif 380 typedef struct wait_queue *wait_queue_head_t; 381 typedef struct wait_queue wait_queue_t; 382 #define set_current_state(b) { current->state = (b); mb(); } 383 #define init_waitqueue_entry(a, b) { (a)->task = current; } 384 #endif 385 #endif 386 387 #ifndef wait_event_interruptible_timeout 388 // retval == 0; signal met; we're good. 389 // retval < 0; interrupted by signal. 390 // retval > 0; timed out. 391 #define __wait_event_interruptible_timeout(wq, condition, timeout, ret) \ 392 do { \ 393 int __ret = 0; \ 394 if (!(condition)) { \ 395 wait_queue_t __wait; \ 396 unsigned long expire; \ 397 init_waitqueue_entry(&__wait, current); \ 398 \ 399 expire = timeout + jiffies; \ 400 add_wait_queue(&wq, &__wait); \ 401 for (;;) { \ 402 set_current_state(TASK_INTERRUPTIBLE); \ 403 if (condition) \ 404 break; \ 405 if (jiffies > expire) { \ 406 ret = jiffies - expire; \ 407 break; \ 408 } \ 409 if (!signal_pending(current)) { \ 410 schedule_timeout(timeout); \ 411 continue; \ 412 } \ 413 ret = -ERESTARTSYS; \ 414 break; \ 415 } \ 416 set_current_state(TASK_RUNNING); \ 417 remove_wait_queue(&wq, &__wait); \ 418 } \ 419 } while (0) 420 421 #define wait_event_interruptible_timeout(wq, condition, timeout) \ 422 ({ \ 423 int __ret = 0; \ 424 if (!(condition)) \ 425 __wait_event_interruptible_timeout(wq, condition, \ 426 timeout, __ret); \ 427 __ret; \ 428 }) 429 430 #endif 431 432 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,1,90)) 433 #define spin_lock(l) do { } while (0) 434 #define spin_unlock(l) do { } while (0) 435 #define spin_lock_irqsave(l,f) do { save_flags(f); cli(); } while (0) 436 #define spin_unlock_irqrestore(l,f) do { restore_flags(f); } while (0) 437 #define spin_lock_init(s) do { } while (0) 438 #define spin_trylock(l) (1) 439 typedef int spinlock_t; 440 #endif 441 442 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,4,0)) 443 #ifdef CONFIG_SMP 444 #define spin_is_locked(x) (*(volatile char *)(&(x)->lock) <= 0) 445 #else 446 #define spin_is_locked(l) (0) 447 #endif 448 #endif 449 450 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,3,38)) 451 typedef struct device netdevice_t; 452 #elif (LINUX_VERSION_CODE < KERNEL_VERSION(2,4,4)) 453 typedef struct net_device netdevice_t; 454 #else 455 #undef netdevice_t 456 typedef struct net_device netdevice_t; 457 #endif 458 459 #ifdef WIRELESS_EXT 460 #if (WIRELESS_EXT < 13) 461 struct iw_request_info 462 { 463 __u16 cmd; /* Wireless Extension command */ 464 __u16 flags; /* More to come ;-) */ 465 }; 466 #endif 467 #endif 468 469 470 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,1,18)) 471 #define MODULE_PARM(a,b) extern int __bogus_decl 472 #define MODULE_AUTHOR(a) extern int __bogus_decl 473 #define MODULE_DESCRIPTION(a) extern int __bogus_decl 474 #define MODULE_SUPPORTED_DEVICE(a) extern int __bogus_decl 475 #undef GET_USE_COUNT 476 #define GET_USE_COUNT(m) mod_use_count_ 477 #endif 478 479 #ifndef MODULE_LICENSE 480 #define MODULE_LICENSE(m) extern int __bogus_decl 481 #endif 482 483 /* TODO: Do we care about this? */ 484 #ifndef MODULE_DEVICE_TABLE 485 #define MODULE_DEVICE_TABLE(foo,bar) 486 #endif 487 488 #define wlan_minutes2ticks(a) ((a)*(wlan_ticks_per_sec * 60)) 489 #define wlan_seconds2ticks(a) ((a)*(wlan_ticks_per_sec)) 490 491 /*=============================================================*/ 492 /*------ Hardware Portability Macros --------------------------*/ 493 /*=============================================================*/ 494 495 #define ieee2host16(n) __le16_to_cpu(n) 496 #define ieee2host32(n) __le32_to_cpu(n) 497 #define host2ieee16(n) __cpu_to_le16(n) 498 #define host2ieee32(n) __cpu_to_le32(n) 499 500 #if (WLAN_CPU_FAMILY == WLAN_PPC) 501 #define wlan_inw(a) in_be16((unsigned short *)((a)+_IO_BASE)) 502 #define wlan_inw_le16_to_cpu(a) inw((a)) 503 #define wlan_outw(v,a) out_be16((unsigned short *)((a)+_IO_BASE), (v)) 504 #define wlan_outw_cpu_to_le16(v,a) outw((v),(a)) 505 #else 506 #define wlan_inw(a) inw((a)) 507 #define wlan_inw_le16_to_cpu(a) __cpu_to_le16(inw((a))) 508 #define wlan_outw(v,a) outw((v),(a)) 509 #define wlan_outw_cpu_to_le16(v,a) outw(__cpu_to_le16((v)),(a)) 510 #endif 511 512 /*=============================================================*/ 513 /*--- General Macros ------------------------------------------*/ 514 /*=============================================================*/ 515 516 #define wlan_max(a, b) (((a) > (b)) ? (a) : (b)) 517 #define wlan_min(a, b) (((a) < (b)) ? (a) : (b)) 518 519 #define wlan_isprint(c) (((c) > (0x19)) && ((c) < (0x7f))) 520 521 #define wlan_hexchar(x) (((x) < 0x0a) ? ('0' + (x)) : ('a' + ((x) - 0x0a))) 522 523 /* Create a string of printable chars from something that might not be */ 524 /* It's recommended that the str be 4*len + 1 bytes long */ 525 #define wlan_mkprintstr(buf, buflen, str, strlen) \ 526 { \ 527 int i = 0; \ 528 int j = 0; \ 529 memset(str, 0, (strlen)); \ 530 for (i = 0; i < (buflen); i++) { \ 531 if ( wlan_isprint((buf)[i]) ) { \ 532 (str)[j] = (buf)[i]; \ 533 j++; \ 534 } else { \ 535 (str)[j] = '\\'; \ 536 (str)[j+1] = 'x'; \ 537 (str)[j+2] = wlan_hexchar(((buf)[i] & 0xf0) >> 4); \ 538 (str)[j+3] = wlan_hexchar(((buf)[i] & 0x0f)); \ 539 j += 4; \ 540 } \ 541 } \ 542 } 543 544 /*=============================================================*/ 545 /*--- Variables -----------------------------------------------*/ 546 /*=============================================================*/ 547 548 extern int wlan_debug; 549 extern int wlan_ethconv; /* What's the default ethconv? */ 550 551 /*=============================================================*/ 552 /*--- Functions -----------------------------------------------*/ 553 /*=============================================================*/ 554 #endif /* _WLAN_COMPAT_H */ 555 556