Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2000, 2001, 2002 Broadcom Corporation |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU General Public License |
| 6 | * as published by the Free Software Foundation; either version 2 |
| 7 | * of the License, or (at your option) any later version. |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, write to the Free Software |
| 16 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 17 | */ |
| 18 | |
| 19 | /* ********************************************************************* |
| 20 | * |
| 21 | * Broadcom Common Firmware Environment (CFE) |
| 22 | * |
| 23 | * Device Function stubs File: cfe_api.c |
| 24 | * |
| 25 | * This module contains device function stubs (small routines to |
| 26 | * call the standard "iocb" interface entry point to CFE). |
| 27 | * There should be one routine here per iocb function call. |
| 28 | * |
| 29 | * Authors: Mitch Lichtenberg, Chris Demetriou |
| 30 | * |
| 31 | ********************************************************************* */ |
| 32 | |
Aurelien Jarno | df78b5c | 2007-09-05 08:58:26 +0200 | [diff] [blame] | 33 | #include <asm/fw/cfe/cfe_api.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 34 | #include "cfe_api_int.h" |
| 35 | |
| 36 | /* Cast from a native pointer to a cfe_xptr_t and back. */ |
| 37 | #define XPTR_FROM_NATIVE(n) ((cfe_xptr_t) (intptr_t) (n)) |
| 38 | #define NATIVE_FROM_XPTR(x) ((void *) (intptr_t) (x)) |
| 39 | |
| 40 | #ifdef CFE_API_IMPL_NAMESPACE |
| 41 | #define cfe_iocb_dispatch(a) __cfe_iocb_dispatch(a) |
| 42 | #endif |
| 43 | int cfe_iocb_dispatch(cfe_xiocb_t * xiocb); |
| 44 | |
| 45 | #if defined(CFE_API_common) || defined(CFE_API_ALL) |
| 46 | /* |
| 47 | * Declare the dispatch function with args of "intptr_t". |
| 48 | * This makes sure whatever model we're compiling in |
| 49 | * puts the pointers in a single register. For example, |
| 50 | * combining -mlong64 and -mips1 or -mips2 would lead to |
| 51 | * trouble, since the handle and IOCB pointer will be |
| 52 | * passed in two registers each, and CFE expects one. |
| 53 | */ |
| 54 | |
| 55 | static int (*cfe_dispfunc) (intptr_t handle, intptr_t xiocb) = 0; |
| 56 | static cfe_xuint_t cfe_handle = 0; |
| 57 | |
| 58 | int cfe_init(cfe_xuint_t handle, cfe_xuint_t ept) |
| 59 | { |
| 60 | cfe_dispfunc = NATIVE_FROM_XPTR(ept); |
| 61 | cfe_handle = handle; |
| 62 | return 0; |
| 63 | } |
| 64 | |
| 65 | int cfe_iocb_dispatch(cfe_xiocb_t * xiocb) |
| 66 | { |
| 67 | if (!cfe_dispfunc) |
| 68 | return -1; |
| 69 | return (*cfe_dispfunc) ((intptr_t) cfe_handle, (intptr_t) xiocb); |
| 70 | } |
| 71 | #endif /* CFE_API_common || CFE_API_ALL */ |
| 72 | |
| 73 | #if defined(CFE_API_close) || defined(CFE_API_ALL) |
| 74 | int cfe_close(int handle) |
| 75 | { |
| 76 | cfe_xiocb_t xiocb; |
| 77 | |
| 78 | xiocb.xiocb_fcode = CFE_CMD_DEV_CLOSE; |
| 79 | xiocb.xiocb_status = 0; |
| 80 | xiocb.xiocb_handle = handle; |
| 81 | xiocb.xiocb_flags = 0; |
| 82 | xiocb.xiocb_psize = 0; |
| 83 | |
| 84 | cfe_iocb_dispatch(&xiocb); |
| 85 | |
| 86 | return xiocb.xiocb_status; |
| 87 | |
| 88 | } |
| 89 | #endif /* CFE_API_close || CFE_API_ALL */ |
| 90 | |
| 91 | #if defined(CFE_API_cpu_start) || defined(CFE_API_ALL) |
| 92 | int cfe_cpu_start(int cpu, void (*fn) (void), long sp, long gp, long a1) |
| 93 | { |
| 94 | cfe_xiocb_t xiocb; |
| 95 | |
| 96 | xiocb.xiocb_fcode = CFE_CMD_FW_CPUCTL; |
| 97 | xiocb.xiocb_status = 0; |
| 98 | xiocb.xiocb_handle = 0; |
| 99 | xiocb.xiocb_flags = 0; |
| 100 | xiocb.xiocb_psize = sizeof(xiocb_cpuctl_t); |
| 101 | xiocb.plist.xiocb_cpuctl.cpu_number = cpu; |
| 102 | xiocb.plist.xiocb_cpuctl.cpu_command = CFE_CPU_CMD_START; |
| 103 | xiocb.plist.xiocb_cpuctl.gp_val = gp; |
| 104 | xiocb.plist.xiocb_cpuctl.sp_val = sp; |
| 105 | xiocb.plist.xiocb_cpuctl.a1_val = a1; |
| 106 | xiocb.plist.xiocb_cpuctl.start_addr = (long) fn; |
| 107 | |
| 108 | cfe_iocb_dispatch(&xiocb); |
| 109 | |
| 110 | return xiocb.xiocb_status; |
| 111 | } |
| 112 | #endif /* CFE_API_cpu_start || CFE_API_ALL */ |
| 113 | |
| 114 | #if defined(CFE_API_cpu_stop) || defined(CFE_API_ALL) |
| 115 | int cfe_cpu_stop(int cpu) |
| 116 | { |
| 117 | cfe_xiocb_t xiocb; |
| 118 | |
| 119 | xiocb.xiocb_fcode = CFE_CMD_FW_CPUCTL; |
| 120 | xiocb.xiocb_status = 0; |
| 121 | xiocb.xiocb_handle = 0; |
| 122 | xiocb.xiocb_flags = 0; |
| 123 | xiocb.xiocb_psize = sizeof(xiocb_cpuctl_t); |
| 124 | xiocb.plist.xiocb_cpuctl.cpu_number = cpu; |
| 125 | xiocb.plist.xiocb_cpuctl.cpu_command = CFE_CPU_CMD_STOP; |
| 126 | |
| 127 | cfe_iocb_dispatch(&xiocb); |
| 128 | |
| 129 | return xiocb.xiocb_status; |
| 130 | } |
| 131 | #endif /* CFE_API_cpu_stop || CFE_API_ALL */ |
| 132 | |
| 133 | #if defined(CFE_API_enumenv) || defined(CFE_API_ALL) |
| 134 | int cfe_enumenv(int idx, char *name, int namelen, char *val, int vallen) |
| 135 | { |
| 136 | cfe_xiocb_t xiocb; |
| 137 | |
| 138 | xiocb.xiocb_fcode = CFE_CMD_ENV_SET; |
| 139 | xiocb.xiocb_status = 0; |
| 140 | xiocb.xiocb_handle = 0; |
| 141 | xiocb.xiocb_flags = 0; |
| 142 | xiocb.xiocb_psize = sizeof(xiocb_envbuf_t); |
| 143 | xiocb.plist.xiocb_envbuf.enum_idx = idx; |
| 144 | xiocb.plist.xiocb_envbuf.name_ptr = XPTR_FROM_NATIVE(name); |
| 145 | xiocb.plist.xiocb_envbuf.name_length = namelen; |
| 146 | xiocb.plist.xiocb_envbuf.val_ptr = XPTR_FROM_NATIVE(val); |
| 147 | xiocb.plist.xiocb_envbuf.val_length = vallen; |
| 148 | |
| 149 | cfe_iocb_dispatch(&xiocb); |
| 150 | |
| 151 | return xiocb.xiocb_status; |
| 152 | } |
| 153 | #endif /* CFE_API_enumenv || CFE_API_ALL */ |
| 154 | |
| 155 | #if defined(CFE_API_enummem) || defined(CFE_API_ALL) |
| 156 | int |
| 157 | cfe_enummem(int idx, int flags, cfe_xuint_t * start, cfe_xuint_t * length, |
| 158 | cfe_xuint_t * type) |
| 159 | { |
| 160 | cfe_xiocb_t xiocb; |
| 161 | |
| 162 | xiocb.xiocb_fcode = CFE_CMD_FW_MEMENUM; |
| 163 | xiocb.xiocb_status = 0; |
| 164 | xiocb.xiocb_handle = 0; |
| 165 | xiocb.xiocb_flags = flags; |
| 166 | xiocb.xiocb_psize = sizeof(xiocb_meminfo_t); |
| 167 | xiocb.plist.xiocb_meminfo.mi_idx = idx; |
| 168 | |
| 169 | cfe_iocb_dispatch(&xiocb); |
| 170 | |
| 171 | if (xiocb.xiocb_status < 0) |
| 172 | return xiocb.xiocb_status; |
| 173 | |
| 174 | *start = xiocb.plist.xiocb_meminfo.mi_addr; |
| 175 | *length = xiocb.plist.xiocb_meminfo.mi_size; |
| 176 | *type = xiocb.plist.xiocb_meminfo.mi_type; |
| 177 | |
| 178 | return 0; |
| 179 | } |
| 180 | #endif /* CFE_API_enummem || CFE_API_ALL */ |
| 181 | |
| 182 | #if defined(CFE_API_exit) || defined(CFE_API_ALL) |
| 183 | int cfe_exit(int warm, int status) |
| 184 | { |
| 185 | cfe_xiocb_t xiocb; |
| 186 | |
| 187 | xiocb.xiocb_fcode = CFE_CMD_FW_RESTART; |
| 188 | xiocb.xiocb_status = 0; |
| 189 | xiocb.xiocb_handle = 0; |
| 190 | xiocb.xiocb_flags = warm ? CFE_FLG_WARMSTART : 0; |
| 191 | xiocb.xiocb_psize = sizeof(xiocb_exitstat_t); |
| 192 | xiocb.plist.xiocb_exitstat.status = status; |
| 193 | |
| 194 | cfe_iocb_dispatch(&xiocb); |
| 195 | |
| 196 | return xiocb.xiocb_status; |
| 197 | } |
| 198 | #endif /* CFE_API_exit || CFE_API_ALL */ |
| 199 | |
| 200 | #if defined(CFE_API_flushcache) || defined(CFE_API_ALL) |
| 201 | int cfe_flushcache(int flg) |
| 202 | { |
| 203 | cfe_xiocb_t xiocb; |
| 204 | |
| 205 | xiocb.xiocb_fcode = CFE_CMD_FW_FLUSHCACHE; |
| 206 | xiocb.xiocb_status = 0; |
| 207 | xiocb.xiocb_handle = 0; |
| 208 | xiocb.xiocb_flags = flg; |
| 209 | xiocb.xiocb_psize = 0; |
| 210 | |
| 211 | cfe_iocb_dispatch(&xiocb); |
| 212 | |
| 213 | return xiocb.xiocb_status; |
| 214 | } |
| 215 | #endif /* CFE_API_flushcache || CFE_API_ALL */ |
| 216 | |
| 217 | #if defined(CFE_API_getdevinfo) || defined(CFE_API_ALL) |
| 218 | int cfe_getdevinfo(char *name) |
| 219 | { |
| 220 | cfe_xiocb_t xiocb; |
| 221 | |
| 222 | xiocb.xiocb_fcode = CFE_CMD_DEV_GETINFO; |
| 223 | xiocb.xiocb_status = 0; |
| 224 | xiocb.xiocb_handle = 0; |
| 225 | xiocb.xiocb_flags = 0; |
| 226 | xiocb.xiocb_psize = sizeof(xiocb_buffer_t); |
| 227 | xiocb.plist.xiocb_buffer.buf_offset = 0; |
| 228 | xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(name); |
| 229 | xiocb.plist.xiocb_buffer.buf_length = cfe_strlen(name); |
| 230 | |
| 231 | cfe_iocb_dispatch(&xiocb); |
| 232 | |
| 233 | if (xiocb.xiocb_status < 0) |
| 234 | return xiocb.xiocb_status; |
| 235 | return xiocb.plist.xiocb_buffer.buf_devflags; |
| 236 | } |
| 237 | #endif /* CFE_API_getdevinfo || CFE_API_ALL */ |
| 238 | |
| 239 | #if defined(CFE_API_getenv) || defined(CFE_API_ALL) |
| 240 | int cfe_getenv(char *name, char *dest, int destlen) |
| 241 | { |
| 242 | cfe_xiocb_t xiocb; |
| 243 | |
| 244 | *dest = 0; |
| 245 | |
| 246 | xiocb.xiocb_fcode = CFE_CMD_ENV_GET; |
| 247 | xiocb.xiocb_status = 0; |
| 248 | xiocb.xiocb_handle = 0; |
| 249 | xiocb.xiocb_flags = 0; |
| 250 | xiocb.xiocb_psize = sizeof(xiocb_envbuf_t); |
| 251 | xiocb.plist.xiocb_envbuf.enum_idx = 0; |
| 252 | xiocb.plist.xiocb_envbuf.name_ptr = XPTR_FROM_NATIVE(name); |
| 253 | xiocb.plist.xiocb_envbuf.name_length = cfe_strlen(name); |
| 254 | xiocb.plist.xiocb_envbuf.val_ptr = XPTR_FROM_NATIVE(dest); |
| 255 | xiocb.plist.xiocb_envbuf.val_length = destlen; |
| 256 | |
| 257 | cfe_iocb_dispatch(&xiocb); |
| 258 | |
| 259 | return xiocb.xiocb_status; |
| 260 | } |
| 261 | #endif /* CFE_API_getenv || CFE_API_ALL */ |
| 262 | |
| 263 | #if defined(CFE_API_getfwinfo) || defined(CFE_API_ALL) |
| 264 | int cfe_getfwinfo(cfe_fwinfo_t * info) |
| 265 | { |
| 266 | cfe_xiocb_t xiocb; |
| 267 | |
| 268 | xiocb.xiocb_fcode = CFE_CMD_FW_GETINFO; |
| 269 | xiocb.xiocb_status = 0; |
| 270 | xiocb.xiocb_handle = 0; |
| 271 | xiocb.xiocb_flags = 0; |
| 272 | xiocb.xiocb_psize = sizeof(xiocb_fwinfo_t); |
| 273 | |
| 274 | cfe_iocb_dispatch(&xiocb); |
| 275 | |
| 276 | if (xiocb.xiocb_status < 0) |
| 277 | return xiocb.xiocb_status; |
| 278 | |
| 279 | info->fwi_version = xiocb.plist.xiocb_fwinfo.fwi_version; |
| 280 | info->fwi_totalmem = xiocb.plist.xiocb_fwinfo.fwi_totalmem; |
| 281 | info->fwi_flags = xiocb.plist.xiocb_fwinfo.fwi_flags; |
| 282 | info->fwi_boardid = xiocb.plist.xiocb_fwinfo.fwi_boardid; |
| 283 | info->fwi_bootarea_va = xiocb.plist.xiocb_fwinfo.fwi_bootarea_va; |
| 284 | info->fwi_bootarea_pa = xiocb.plist.xiocb_fwinfo.fwi_bootarea_pa; |
| 285 | info->fwi_bootarea_size = |
| 286 | xiocb.plist.xiocb_fwinfo.fwi_bootarea_size; |
| 287 | #if 0 |
| 288 | info->fwi_reserved1 = xiocb.plist.xiocb_fwinfo.fwi_reserved1; |
| 289 | info->fwi_reserved2 = xiocb.plist.xiocb_fwinfo.fwi_reserved2; |
| 290 | info->fwi_reserved3 = xiocb.plist.xiocb_fwinfo.fwi_reserved3; |
| 291 | #endif |
| 292 | |
| 293 | return 0; |
| 294 | } |
| 295 | #endif /* CFE_API_getfwinfo || CFE_API_ALL */ |
| 296 | |
| 297 | #if defined(CFE_API_getstdhandle) || defined(CFE_API_ALL) |
| 298 | int cfe_getstdhandle(int flg) |
| 299 | { |
| 300 | cfe_xiocb_t xiocb; |
| 301 | |
| 302 | xiocb.xiocb_fcode = CFE_CMD_DEV_GETHANDLE; |
| 303 | xiocb.xiocb_status = 0; |
| 304 | xiocb.xiocb_handle = 0; |
| 305 | xiocb.xiocb_flags = flg; |
| 306 | xiocb.xiocb_psize = 0; |
| 307 | |
| 308 | cfe_iocb_dispatch(&xiocb); |
| 309 | |
| 310 | if (xiocb.xiocb_status < 0) |
| 311 | return xiocb.xiocb_status; |
| 312 | return xiocb.xiocb_handle; |
| 313 | } |
| 314 | #endif /* CFE_API_getstdhandle || CFE_API_ALL */ |
| 315 | |
| 316 | #if defined(CFE_API_getticks) || defined(CFE_API_ALL) |
| 317 | int64_t |
| 318 | #ifdef CFE_API_IMPL_NAMESPACE |
| 319 | __cfe_getticks(void) |
| 320 | #else |
| 321 | cfe_getticks(void) |
| 322 | #endif |
| 323 | { |
| 324 | cfe_xiocb_t xiocb; |
| 325 | |
| 326 | xiocb.xiocb_fcode = CFE_CMD_FW_GETTIME; |
| 327 | xiocb.xiocb_status = 0; |
| 328 | xiocb.xiocb_handle = 0; |
| 329 | xiocb.xiocb_flags = 0; |
| 330 | xiocb.xiocb_psize = sizeof(xiocb_time_t); |
| 331 | xiocb.plist.xiocb_time.ticks = 0; |
| 332 | |
| 333 | cfe_iocb_dispatch(&xiocb); |
| 334 | |
| 335 | return xiocb.plist.xiocb_time.ticks; |
| 336 | |
| 337 | } |
| 338 | #endif /* CFE_API_getticks || CFE_API_ALL */ |
| 339 | |
| 340 | #if defined(CFE_API_inpstat) || defined(CFE_API_ALL) |
| 341 | int cfe_inpstat(int handle) |
| 342 | { |
| 343 | cfe_xiocb_t xiocb; |
| 344 | |
| 345 | xiocb.xiocb_fcode = CFE_CMD_DEV_INPSTAT; |
| 346 | xiocb.xiocb_status = 0; |
| 347 | xiocb.xiocb_handle = handle; |
| 348 | xiocb.xiocb_flags = 0; |
| 349 | xiocb.xiocb_psize = sizeof(xiocb_inpstat_t); |
| 350 | xiocb.plist.xiocb_inpstat.inp_status = 0; |
| 351 | |
| 352 | cfe_iocb_dispatch(&xiocb); |
| 353 | |
| 354 | if (xiocb.xiocb_status < 0) |
| 355 | return xiocb.xiocb_status; |
| 356 | return xiocb.plist.xiocb_inpstat.inp_status; |
| 357 | } |
| 358 | #endif /* CFE_API_inpstat || CFE_API_ALL */ |
| 359 | |
| 360 | #if defined(CFE_API_ioctl) || defined(CFE_API_ALL) |
| 361 | int |
| 362 | cfe_ioctl(int handle, unsigned int ioctlnum, unsigned char *buffer, |
| 363 | int length, int *retlen, cfe_xuint_t offset) |
| 364 | { |
| 365 | cfe_xiocb_t xiocb; |
| 366 | |
| 367 | xiocb.xiocb_fcode = CFE_CMD_DEV_IOCTL; |
| 368 | xiocb.xiocb_status = 0; |
| 369 | xiocb.xiocb_handle = handle; |
| 370 | xiocb.xiocb_flags = 0; |
| 371 | xiocb.xiocb_psize = sizeof(xiocb_buffer_t); |
| 372 | xiocb.plist.xiocb_buffer.buf_offset = offset; |
| 373 | xiocb.plist.xiocb_buffer.buf_ioctlcmd = ioctlnum; |
| 374 | xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(buffer); |
| 375 | xiocb.plist.xiocb_buffer.buf_length = length; |
| 376 | |
| 377 | cfe_iocb_dispatch(&xiocb); |
| 378 | |
| 379 | if (retlen) |
| 380 | *retlen = xiocb.plist.xiocb_buffer.buf_retlen; |
| 381 | return xiocb.xiocb_status; |
| 382 | } |
| 383 | #endif /* CFE_API_ioctl || CFE_API_ALL */ |
| 384 | |
| 385 | #if defined(CFE_API_open) || defined(CFE_API_ALL) |
| 386 | int cfe_open(char *name) |
| 387 | { |
| 388 | cfe_xiocb_t xiocb; |
| 389 | |
| 390 | xiocb.xiocb_fcode = CFE_CMD_DEV_OPEN; |
| 391 | xiocb.xiocb_status = 0; |
| 392 | xiocb.xiocb_handle = 0; |
| 393 | xiocb.xiocb_flags = 0; |
| 394 | xiocb.xiocb_psize = sizeof(xiocb_buffer_t); |
| 395 | xiocb.plist.xiocb_buffer.buf_offset = 0; |
| 396 | xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(name); |
| 397 | xiocb.plist.xiocb_buffer.buf_length = cfe_strlen(name); |
| 398 | |
| 399 | cfe_iocb_dispatch(&xiocb); |
| 400 | |
| 401 | if (xiocb.xiocb_status < 0) |
| 402 | return xiocb.xiocb_status; |
| 403 | return xiocb.xiocb_handle; |
| 404 | } |
| 405 | #endif /* CFE_API_open || CFE_API_ALL */ |
| 406 | |
| 407 | #if defined(CFE_API_read) || defined(CFE_API_ALL) |
| 408 | int cfe_read(int handle, unsigned char *buffer, int length) |
| 409 | { |
| 410 | return cfe_readblk(handle, 0, buffer, length); |
| 411 | } |
| 412 | #endif /* CFE_API_read || CFE_API_ALL */ |
| 413 | |
| 414 | #if defined(CFE_API_readblk) || defined(CFE_API_ALL) |
| 415 | int |
| 416 | cfe_readblk(int handle, cfe_xint_t offset, unsigned char *buffer, |
| 417 | int length) |
| 418 | { |
| 419 | cfe_xiocb_t xiocb; |
| 420 | |
| 421 | xiocb.xiocb_fcode = CFE_CMD_DEV_READ; |
| 422 | xiocb.xiocb_status = 0; |
| 423 | xiocb.xiocb_handle = handle; |
| 424 | xiocb.xiocb_flags = 0; |
| 425 | xiocb.xiocb_psize = sizeof(xiocb_buffer_t); |
| 426 | xiocb.plist.xiocb_buffer.buf_offset = offset; |
| 427 | xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(buffer); |
| 428 | xiocb.plist.xiocb_buffer.buf_length = length; |
| 429 | |
| 430 | cfe_iocb_dispatch(&xiocb); |
| 431 | |
| 432 | if (xiocb.xiocb_status < 0) |
| 433 | return xiocb.xiocb_status; |
| 434 | return xiocb.plist.xiocb_buffer.buf_retlen; |
| 435 | } |
| 436 | #endif /* CFE_API_readblk || CFE_API_ALL */ |
| 437 | |
| 438 | #if defined(CFE_API_setenv) || defined(CFE_API_ALL) |
| 439 | int cfe_setenv(char *name, char *val) |
| 440 | { |
| 441 | cfe_xiocb_t xiocb; |
| 442 | |
| 443 | xiocb.xiocb_fcode = CFE_CMD_ENV_SET; |
| 444 | xiocb.xiocb_status = 0; |
| 445 | xiocb.xiocb_handle = 0; |
| 446 | xiocb.xiocb_flags = 0; |
| 447 | xiocb.xiocb_psize = sizeof(xiocb_envbuf_t); |
| 448 | xiocb.plist.xiocb_envbuf.enum_idx = 0; |
| 449 | xiocb.plist.xiocb_envbuf.name_ptr = XPTR_FROM_NATIVE(name); |
| 450 | xiocb.plist.xiocb_envbuf.name_length = cfe_strlen(name); |
| 451 | xiocb.plist.xiocb_envbuf.val_ptr = XPTR_FROM_NATIVE(val); |
| 452 | xiocb.plist.xiocb_envbuf.val_length = cfe_strlen(val); |
| 453 | |
| 454 | cfe_iocb_dispatch(&xiocb); |
| 455 | |
| 456 | return xiocb.xiocb_status; |
| 457 | } |
| 458 | #endif /* CFE_API_setenv || CFE_API_ALL */ |
| 459 | |
| 460 | #if (defined(CFE_API_strlen) || defined(CFE_API_ALL)) \ |
| 461 | && !defined(CFE_API_STRLEN_CUSTOM) |
| 462 | int cfe_strlen(char *name) |
| 463 | { |
| 464 | int count = 0; |
| 465 | |
| 466 | while (*name++) |
| 467 | count++; |
| 468 | |
| 469 | return count; |
| 470 | } |
| 471 | #endif /* CFE_API_strlen || CFE_API_ALL */ |
| 472 | |
| 473 | #if defined(CFE_API_write) || defined(CFE_API_ALL) |
| 474 | int cfe_write(int handle, unsigned char *buffer, int length) |
| 475 | { |
| 476 | return cfe_writeblk(handle, 0, buffer, length); |
| 477 | } |
| 478 | #endif /* CFE_API_write || CFE_API_ALL */ |
| 479 | |
| 480 | #if defined(CFE_API_writeblk) || defined(CFE_API_ALL) |
| 481 | int |
| 482 | cfe_writeblk(int handle, cfe_xint_t offset, unsigned char *buffer, |
| 483 | int length) |
| 484 | { |
| 485 | cfe_xiocb_t xiocb; |
| 486 | |
| 487 | xiocb.xiocb_fcode = CFE_CMD_DEV_WRITE; |
| 488 | xiocb.xiocb_status = 0; |
| 489 | xiocb.xiocb_handle = handle; |
| 490 | xiocb.xiocb_flags = 0; |
| 491 | xiocb.xiocb_psize = sizeof(xiocb_buffer_t); |
| 492 | xiocb.plist.xiocb_buffer.buf_offset = offset; |
| 493 | xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(buffer); |
| 494 | xiocb.plist.xiocb_buffer.buf_length = length; |
| 495 | |
| 496 | cfe_iocb_dispatch(&xiocb); |
| 497 | |
| 498 | if (xiocb.xiocb_status < 0) |
| 499 | return xiocb.xiocb_status; |
| 500 | return xiocb.plist.xiocb_buffer.buf_retlen; |
| 501 | } |
| 502 | #endif /* CFE_API_writeblk || CFE_API_ALL */ |