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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 * This module contains device function stubs (small routines to
24 * call the standard "iocb" interface entry point to CFE).
25 * There should be one routine here per iocb function call.
26 *
27 * Authors: Mitch Lichtenberg, Chris Demetriou
28 */
29
30#include <asm/fw/cfe/cfe_api.h>
31#include "cfe_api_int.h"
32
33/* Cast from a native pointer to a cfe_xptr_t and back. */
34#define XPTR_FROM_NATIVE(n) ((cfe_xptr_t) (intptr_t) (n))
35#define NATIVE_FROM_XPTR(x) ((void *) (intptr_t) (x))
36
37int cfe_iocb_dispatch(struct cfe_xiocb *xiocb);
38
39/*
40 * Declare the dispatch function with args of "intptr_t".
41 * This makes sure whatever model we're compiling in
42 * puts the pointers in a single register. For example,
43 * combining -mlong64 and -mips1 or -mips2 would lead to
44 * trouble, since the handle and IOCB pointer will be
45 * passed in two registers each, and CFE expects one.
46 */
47
48static int (*cfe_dispfunc) (intptr_t handle, intptr_t xiocb);
49static u64 cfe_handle;
50
51int cfe_init(u64 handle, u64 ept)
52{
53 cfe_dispfunc = NATIVE_FROM_XPTR(ept);
54 cfe_handle = handle;
55 return 0;
56}
57
58int cfe_iocb_dispatch(struct cfe_xiocb * xiocb)
59{
60 if (!cfe_dispfunc)
61 return -1;
62 return (*cfe_dispfunc) ((intptr_t) cfe_handle, (intptr_t) xiocb);
63}
64
65int cfe_close(int handle)
66{
67 struct cfe_xiocb xiocb;
68
69 xiocb.xiocb_fcode = CFE_CMD_DEV_CLOSE;
70 xiocb.xiocb_status = 0;
71 xiocb.xiocb_handle = handle;
72 xiocb.xiocb_flags = 0;
73 xiocb.xiocb_psize = 0;
74
75 cfe_iocb_dispatch(&xiocb);
76
77 return xiocb.xiocb_status;
78
79}
80
81int cfe_cpu_start(int cpu, void (*fn) (void), long sp, long gp, long a1)
82{
83 struct cfe_xiocb xiocb;
84
85 xiocb.xiocb_fcode = CFE_CMD_FW_CPUCTL;
86 xiocb.xiocb_status = 0;
87 xiocb.xiocb_handle = 0;
88 xiocb.xiocb_flags = 0;
89 xiocb.xiocb_psize = sizeof(struct xiocb_cpuctl);
90 xiocb.plist.xiocb_cpuctl.cpu_number = cpu;
91 xiocb.plist.xiocb_cpuctl.cpu_command = CFE_CPU_CMD_START;
92 xiocb.plist.xiocb_cpuctl.gp_val = gp;
93 xiocb.plist.xiocb_cpuctl.sp_val = sp;
94 xiocb.plist.xiocb_cpuctl.a1_val = a1;
95 xiocb.plist.xiocb_cpuctl.start_addr = (long) fn;
96
97 cfe_iocb_dispatch(&xiocb);
98
99 return xiocb.xiocb_status;
100}
101
102int cfe_cpu_stop(int cpu)
103{
104 struct cfe_xiocb xiocb;
105
106 xiocb.xiocb_fcode = CFE_CMD_FW_CPUCTL;
107 xiocb.xiocb_status = 0;
108 xiocb.xiocb_handle = 0;
109 xiocb.xiocb_flags = 0;
110 xiocb.xiocb_psize = sizeof(struct xiocb_cpuctl);
111 xiocb.plist.xiocb_cpuctl.cpu_number = cpu;
112 xiocb.plist.xiocb_cpuctl.cpu_command = CFE_CPU_CMD_STOP;
113
114 cfe_iocb_dispatch(&xiocb);
115
116 return xiocb.xiocb_status;
117}
118
119int cfe_enumenv(int idx, char *name, int namelen, char *val, int vallen)
120{
121 struct cfe_xiocb xiocb;
122
123 xiocb.xiocb_fcode = CFE_CMD_ENV_SET;
124 xiocb.xiocb_status = 0;
125 xiocb.xiocb_handle = 0;
126 xiocb.xiocb_flags = 0;
127 xiocb.xiocb_psize = sizeof(struct xiocb_envbuf);
128 xiocb.plist.xiocb_envbuf.enum_idx = idx;
129 xiocb.plist.xiocb_envbuf.name_ptr = XPTR_FROM_NATIVE(name);
130 xiocb.plist.xiocb_envbuf.name_length = namelen;
131 xiocb.plist.xiocb_envbuf.val_ptr = XPTR_FROM_NATIVE(val);
132 xiocb.plist.xiocb_envbuf.val_length = vallen;
133
134 cfe_iocb_dispatch(&xiocb);
135
136 return xiocb.xiocb_status;
137}
138
139int
140cfe_enummem(int idx, int flags, u64 *start, u64 *length, u64 *type)
141{
142 struct cfe_xiocb xiocb;
143
144 xiocb.xiocb_fcode = CFE_CMD_FW_MEMENUM;
145 xiocb.xiocb_status = 0;
146 xiocb.xiocb_handle = 0;
147 xiocb.xiocb_flags = flags;
148 xiocb.xiocb_psize = sizeof(struct xiocb_meminfo);
149 xiocb.plist.xiocb_meminfo.mi_idx = idx;
150
151 cfe_iocb_dispatch(&xiocb);
152
153 if (xiocb.xiocb_status < 0)
154 return xiocb.xiocb_status;
155
156 *start = xiocb.plist.xiocb_meminfo.mi_addr;
157 *length = xiocb.plist.xiocb_meminfo.mi_size;
158 *type = xiocb.plist.xiocb_meminfo.mi_type;
159
160 return 0;
161}
162
163int cfe_exit(int warm, int status)
164{
165 struct cfe_xiocb xiocb;
166
167 xiocb.xiocb_fcode = CFE_CMD_FW_RESTART;
168 xiocb.xiocb_status = 0;
169 xiocb.xiocb_handle = 0;
170 xiocb.xiocb_flags = warm ? CFE_FLG_WARMSTART : 0;
171 xiocb.xiocb_psize = sizeof(struct xiocb_exitstat);
172 xiocb.plist.xiocb_exitstat.status = status;
173
174 cfe_iocb_dispatch(&xiocb);
175
176 return xiocb.xiocb_status;
177}
178
179int cfe_flushcache(int flg)
180{
181 struct cfe_xiocb xiocb;
182
183 xiocb.xiocb_fcode = CFE_CMD_FW_FLUSHCACHE;
184 xiocb.xiocb_status = 0;
185 xiocb.xiocb_handle = 0;
186 xiocb.xiocb_flags = flg;
187 xiocb.xiocb_psize = 0;
188
189 cfe_iocb_dispatch(&xiocb);
190
191 return xiocb.xiocb_status;
192}
193
194int cfe_getdevinfo(char *name)
195{
196 struct cfe_xiocb xiocb;
197
198 xiocb.xiocb_fcode = CFE_CMD_DEV_GETINFO;
199 xiocb.xiocb_status = 0;
200 xiocb.xiocb_handle = 0;
201 xiocb.xiocb_flags = 0;
202 xiocb.xiocb_psize = sizeof(struct xiocb_buffer);
203 xiocb.plist.xiocb_buffer.buf_offset = 0;
204 xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(name);
205 xiocb.plist.xiocb_buffer.buf_length = strlen(name);
206
207 cfe_iocb_dispatch(&xiocb);
208
209 if (xiocb.xiocb_status < 0)
210 return xiocb.xiocb_status;
211 return xiocb.plist.xiocb_buffer.buf_ioctlcmd;
212}
213
214int cfe_getenv(char *name, char *dest, int destlen)
215{
216 struct cfe_xiocb xiocb;
217
218 *dest = 0;
219
220 xiocb.xiocb_fcode = CFE_CMD_ENV_GET;
221 xiocb.xiocb_status = 0;
222 xiocb.xiocb_handle = 0;
223 xiocb.xiocb_flags = 0;
224 xiocb.xiocb_psize = sizeof(struct xiocb_envbuf);
225 xiocb.plist.xiocb_envbuf.enum_idx = 0;
226 xiocb.plist.xiocb_envbuf.name_ptr = XPTR_FROM_NATIVE(name);
227 xiocb.plist.xiocb_envbuf.name_length = strlen(name);
228 xiocb.plist.xiocb_envbuf.val_ptr = XPTR_FROM_NATIVE(dest);
229 xiocb.plist.xiocb_envbuf.val_length = destlen;
230
231 cfe_iocb_dispatch(&xiocb);
232
233 return xiocb.xiocb_status;
234}
235
236int cfe_getfwinfo(cfe_fwinfo_t * info)
237{
238 struct cfe_xiocb xiocb;
239
240 xiocb.xiocb_fcode = CFE_CMD_FW_GETINFO;
241 xiocb.xiocb_status = 0;
242 xiocb.xiocb_handle = 0;
243 xiocb.xiocb_flags = 0;
244 xiocb.xiocb_psize = sizeof(struct xiocb_fwinfo);
245
246 cfe_iocb_dispatch(&xiocb);
247
248 if (xiocb.xiocb_status < 0)
249 return xiocb.xiocb_status;
250
251 info->fwi_version = xiocb.plist.xiocb_fwinfo.fwi_version;
252 info->fwi_totalmem = xiocb.plist.xiocb_fwinfo.fwi_totalmem;
253 info->fwi_flags = xiocb.plist.xiocb_fwinfo.fwi_flags;
254 info->fwi_boardid = xiocb.plist.xiocb_fwinfo.fwi_boardid;
255 info->fwi_bootarea_va = xiocb.plist.xiocb_fwinfo.fwi_bootarea_va;
256 info->fwi_bootarea_pa = xiocb.plist.xiocb_fwinfo.fwi_bootarea_pa;
257 info->fwi_bootarea_size =
258 xiocb.plist.xiocb_fwinfo.fwi_bootarea_size;
259#if 0
260 info->fwi_reserved1 = xiocb.plist.xiocb_fwinfo.fwi_reserved1;
261 info->fwi_reserved2 = xiocb.plist.xiocb_fwinfo.fwi_reserved2;
262 info->fwi_reserved3 = xiocb.plist.xiocb_fwinfo.fwi_reserved3;
263#endif
264
265 return 0;
266}
267
268int cfe_getstdhandle(int flg)
269{
270 struct cfe_xiocb xiocb;
271
272 xiocb.xiocb_fcode = CFE_CMD_DEV_GETHANDLE;
273 xiocb.xiocb_status = 0;
274 xiocb.xiocb_handle = 0;
275 xiocb.xiocb_flags = flg;
276 xiocb.xiocb_psize = 0;
277
278 cfe_iocb_dispatch(&xiocb);
279
280 if (xiocb.xiocb_status < 0)
281 return xiocb.xiocb_status;
282 return xiocb.xiocb_handle;
283}
284
285int64_t
286cfe_getticks(void)
287{
288 struct cfe_xiocb xiocb;
289
290 xiocb.xiocb_fcode = CFE_CMD_FW_GETTIME;
291 xiocb.xiocb_status = 0;
292 xiocb.xiocb_handle = 0;
293 xiocb.xiocb_flags = 0;
294 xiocb.xiocb_psize = sizeof(struct xiocb_time);
295 xiocb.plist.xiocb_time.ticks = 0;
296
297 cfe_iocb_dispatch(&xiocb);
298
299 return xiocb.plist.xiocb_time.ticks;
300
301}
302
303int cfe_inpstat(int handle)
304{
305 struct cfe_xiocb xiocb;
306
307 xiocb.xiocb_fcode = CFE_CMD_DEV_INPSTAT;
308 xiocb.xiocb_status = 0;
309 xiocb.xiocb_handle = handle;
310 xiocb.xiocb_flags = 0;
311 xiocb.xiocb_psize = sizeof(struct xiocb_inpstat);
312 xiocb.plist.xiocb_inpstat.inp_status = 0;
313
314 cfe_iocb_dispatch(&xiocb);
315
316 if (xiocb.xiocb_status < 0)
317 return xiocb.xiocb_status;
318 return xiocb.plist.xiocb_inpstat.inp_status;
319}
320
321int
322cfe_ioctl(int handle, unsigned int ioctlnum, unsigned char *buffer,
323 int length, int *retlen, u64 offset)
324{
325 struct cfe_xiocb xiocb;
326
327 xiocb.xiocb_fcode = CFE_CMD_DEV_IOCTL;
328 xiocb.xiocb_status = 0;
329 xiocb.xiocb_handle = handle;
330 xiocb.xiocb_flags = 0;
331 xiocb.xiocb_psize = sizeof(struct xiocb_buffer);
332 xiocb.plist.xiocb_buffer.buf_offset = offset;
333 xiocb.plist.xiocb_buffer.buf_ioctlcmd = ioctlnum;
334 xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(buffer);
335 xiocb.plist.xiocb_buffer.buf_length = length;
336
337 cfe_iocb_dispatch(&xiocb);
338
339 if (retlen)
340 *retlen = xiocb.plist.xiocb_buffer.buf_retlen;
341 return xiocb.xiocb_status;
342}
343
344int cfe_open(char *name)
345{
346 struct cfe_xiocb xiocb;
347
348 xiocb.xiocb_fcode = CFE_CMD_DEV_OPEN;
349 xiocb.xiocb_status = 0;
350 xiocb.xiocb_handle = 0;
351 xiocb.xiocb_flags = 0;
352 xiocb.xiocb_psize = sizeof(struct xiocb_buffer);
353 xiocb.plist.xiocb_buffer.buf_offset = 0;
354 xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(name);
355 xiocb.plist.xiocb_buffer.buf_length = strlen(name);
356
357 cfe_iocb_dispatch(&xiocb);
358
359 if (xiocb.xiocb_status < 0)
360 return xiocb.xiocb_status;
361 return xiocb.xiocb_handle;
362}
363
364int cfe_read(int handle, unsigned char *buffer, int length)
365{
366 return cfe_readblk(handle, 0, buffer, length);
367}
368
369int cfe_readblk(int handle, s64 offset, unsigned char *buffer, int length)
370{
371 struct cfe_xiocb xiocb;
372
373 xiocb.xiocb_fcode = CFE_CMD_DEV_READ;
374 xiocb.xiocb_status = 0;
375 xiocb.xiocb_handle = handle;
376 xiocb.xiocb_flags = 0;
377 xiocb.xiocb_psize = sizeof(struct xiocb_buffer);
378 xiocb.plist.xiocb_buffer.buf_offset = offset;
379 xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(buffer);
380 xiocb.plist.xiocb_buffer.buf_length = length;
381
382 cfe_iocb_dispatch(&xiocb);
383
384 if (xiocb.xiocb_status < 0)
385 return xiocb.xiocb_status;
386 return xiocb.plist.xiocb_buffer.buf_retlen;
387}
388
389int cfe_setenv(char *name, char *val)
390{
391 struct cfe_xiocb xiocb;
392
393 xiocb.xiocb_fcode = CFE_CMD_ENV_SET;
394 xiocb.xiocb_status = 0;
395 xiocb.xiocb_handle = 0;
396 xiocb.xiocb_flags = 0;
397 xiocb.xiocb_psize = sizeof(struct xiocb_envbuf);
398 xiocb.plist.xiocb_envbuf.enum_idx = 0;
399 xiocb.plist.xiocb_envbuf.name_ptr = XPTR_FROM_NATIVE(name);
400 xiocb.plist.xiocb_envbuf.name_length = strlen(name);
401 xiocb.plist.xiocb_envbuf.val_ptr = XPTR_FROM_NATIVE(val);
402 xiocb.plist.xiocb_envbuf.val_length = strlen(val);
403
404 cfe_iocb_dispatch(&xiocb);
405
406 return xiocb.xiocb_status;
407}
408
409int cfe_write(int handle, const char *buffer, int length)
410{
411 return cfe_writeblk(handle, 0, buffer, length);
412}
413
414int cfe_writeblk(int handle, s64 offset, const char *buffer, int length)
415{
416 struct cfe_xiocb xiocb;
417
418 xiocb.xiocb_fcode = CFE_CMD_DEV_WRITE;
419 xiocb.xiocb_status = 0;
420 xiocb.xiocb_handle = handle;
421 xiocb.xiocb_flags = 0;
422 xiocb.xiocb_psize = sizeof(struct xiocb_buffer);
423 xiocb.plist.xiocb_buffer.buf_offset = offset;
424 xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(buffer);
425 xiocb.plist.xiocb_buffer.buf_length = length;
426
427 cfe_iocb_dispatch(&xiocb);
428
429 if (xiocb.xiocb_status < 0)
430 return xiocb.xiocb_status;
431 return xiocb.plist.xiocb_buffer.buf_retlen;
432}
1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Copyright (C) 2000, 2001, 2002 Broadcom Corporation
4 */
5
6/*
7 *
8 * Broadcom Common Firmware Environment (CFE)
9 *
10 * This module contains device function stubs (small routines to
11 * call the standard "iocb" interface entry point to CFE).
12 * There should be one routine here per iocb function call.
13 *
14 * Authors: Mitch Lichtenberg, Chris Demetriou
15 */
16
17#include <asm/fw/cfe/cfe_api.h>
18#include "cfe_api_int.h"
19
20/* Cast from a native pointer to a cfe_xptr_t and back. */
21#define XPTR_FROM_NATIVE(n) ((cfe_xptr_t) (intptr_t) (n))
22#define NATIVE_FROM_XPTR(x) ((void *) (intptr_t) (x))
23
24int cfe_iocb_dispatch(struct cfe_xiocb *xiocb);
25
26/*
27 * Declare the dispatch function with args of "intptr_t".
28 * This makes sure whatever model we're compiling in
29 * puts the pointers in a single register. For example,
30 * combining -mlong64 and -mips1 or -mips2 would lead to
31 * trouble, since the handle and IOCB pointer will be
32 * passed in two registers each, and CFE expects one.
33 */
34
35static int (*cfe_dispfunc) (intptr_t handle, intptr_t xiocb);
36static u64 cfe_handle;
37
38int cfe_init(u64 handle, u64 ept)
39{
40 cfe_dispfunc = NATIVE_FROM_XPTR(ept);
41 cfe_handle = handle;
42 return 0;
43}
44
45int cfe_iocb_dispatch(struct cfe_xiocb * xiocb)
46{
47 if (!cfe_dispfunc)
48 return -1;
49 return (*cfe_dispfunc) ((intptr_t) cfe_handle, (intptr_t) xiocb);
50}
51
52int cfe_close(int handle)
53{
54 struct cfe_xiocb xiocb;
55
56 xiocb.xiocb_fcode = CFE_CMD_DEV_CLOSE;
57 xiocb.xiocb_status = 0;
58 xiocb.xiocb_handle = handle;
59 xiocb.xiocb_flags = 0;
60 xiocb.xiocb_psize = 0;
61
62 cfe_iocb_dispatch(&xiocb);
63
64 return xiocb.xiocb_status;
65
66}
67
68int cfe_cpu_start(int cpu, void (*fn) (void), long sp, long gp, long a1)
69{
70 struct cfe_xiocb xiocb;
71
72 xiocb.xiocb_fcode = CFE_CMD_FW_CPUCTL;
73 xiocb.xiocb_status = 0;
74 xiocb.xiocb_handle = 0;
75 xiocb.xiocb_flags = 0;
76 xiocb.xiocb_psize = sizeof(struct xiocb_cpuctl);
77 xiocb.plist.xiocb_cpuctl.cpu_number = cpu;
78 xiocb.plist.xiocb_cpuctl.cpu_command = CFE_CPU_CMD_START;
79 xiocb.plist.xiocb_cpuctl.gp_val = gp;
80 xiocb.plist.xiocb_cpuctl.sp_val = sp;
81 xiocb.plist.xiocb_cpuctl.a1_val = a1;
82 xiocb.plist.xiocb_cpuctl.start_addr = (long) fn;
83
84 cfe_iocb_dispatch(&xiocb);
85
86 return xiocb.xiocb_status;
87}
88
89int cfe_cpu_stop(int cpu)
90{
91 struct cfe_xiocb xiocb;
92
93 xiocb.xiocb_fcode = CFE_CMD_FW_CPUCTL;
94 xiocb.xiocb_status = 0;
95 xiocb.xiocb_handle = 0;
96 xiocb.xiocb_flags = 0;
97 xiocb.xiocb_psize = sizeof(struct xiocb_cpuctl);
98 xiocb.plist.xiocb_cpuctl.cpu_number = cpu;
99 xiocb.plist.xiocb_cpuctl.cpu_command = CFE_CPU_CMD_STOP;
100
101 cfe_iocb_dispatch(&xiocb);
102
103 return xiocb.xiocb_status;
104}
105
106int cfe_enumenv(int idx, char *name, int namelen, char *val, int vallen)
107{
108 struct cfe_xiocb xiocb;
109
110 xiocb.xiocb_fcode = CFE_CMD_ENV_SET;
111 xiocb.xiocb_status = 0;
112 xiocb.xiocb_handle = 0;
113 xiocb.xiocb_flags = 0;
114 xiocb.xiocb_psize = sizeof(struct xiocb_envbuf);
115 xiocb.plist.xiocb_envbuf.enum_idx = idx;
116 xiocb.plist.xiocb_envbuf.name_ptr = XPTR_FROM_NATIVE(name);
117 xiocb.plist.xiocb_envbuf.name_length = namelen;
118 xiocb.plist.xiocb_envbuf.val_ptr = XPTR_FROM_NATIVE(val);
119 xiocb.plist.xiocb_envbuf.val_length = vallen;
120
121 cfe_iocb_dispatch(&xiocb);
122
123 return xiocb.xiocb_status;
124}
125
126int
127cfe_enummem(int idx, int flags, u64 *start, u64 *length, u64 *type)
128{
129 struct cfe_xiocb xiocb;
130
131 xiocb.xiocb_fcode = CFE_CMD_FW_MEMENUM;
132 xiocb.xiocb_status = 0;
133 xiocb.xiocb_handle = 0;
134 xiocb.xiocb_flags = flags;
135 xiocb.xiocb_psize = sizeof(struct xiocb_meminfo);
136 xiocb.plist.xiocb_meminfo.mi_idx = idx;
137
138 cfe_iocb_dispatch(&xiocb);
139
140 if (xiocb.xiocb_status < 0)
141 return xiocb.xiocb_status;
142
143 *start = xiocb.plist.xiocb_meminfo.mi_addr;
144 *length = xiocb.plist.xiocb_meminfo.mi_size;
145 *type = xiocb.plist.xiocb_meminfo.mi_type;
146
147 return 0;
148}
149
150int cfe_exit(int warm, int status)
151{
152 struct cfe_xiocb xiocb;
153
154 xiocb.xiocb_fcode = CFE_CMD_FW_RESTART;
155 xiocb.xiocb_status = 0;
156 xiocb.xiocb_handle = 0;
157 xiocb.xiocb_flags = warm ? CFE_FLG_WARMSTART : 0;
158 xiocb.xiocb_psize = sizeof(struct xiocb_exitstat);
159 xiocb.plist.xiocb_exitstat.status = status;
160
161 cfe_iocb_dispatch(&xiocb);
162
163 return xiocb.xiocb_status;
164}
165
166int cfe_flushcache(int flg)
167{
168 struct cfe_xiocb xiocb;
169
170 xiocb.xiocb_fcode = CFE_CMD_FW_FLUSHCACHE;
171 xiocb.xiocb_status = 0;
172 xiocb.xiocb_handle = 0;
173 xiocb.xiocb_flags = flg;
174 xiocb.xiocb_psize = 0;
175
176 cfe_iocb_dispatch(&xiocb);
177
178 return xiocb.xiocb_status;
179}
180
181int cfe_getdevinfo(char *name)
182{
183 struct cfe_xiocb xiocb;
184
185 xiocb.xiocb_fcode = CFE_CMD_DEV_GETINFO;
186 xiocb.xiocb_status = 0;
187 xiocb.xiocb_handle = 0;
188 xiocb.xiocb_flags = 0;
189 xiocb.xiocb_psize = sizeof(struct xiocb_buffer);
190 xiocb.plist.xiocb_buffer.buf_offset = 0;
191 xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(name);
192 xiocb.plist.xiocb_buffer.buf_length = strlen(name);
193
194 cfe_iocb_dispatch(&xiocb);
195
196 if (xiocb.xiocb_status < 0)
197 return xiocb.xiocb_status;
198 return xiocb.plist.xiocb_buffer.buf_ioctlcmd;
199}
200
201int cfe_getenv(char *name, char *dest, int destlen)
202{
203 struct cfe_xiocb xiocb;
204
205 *dest = 0;
206
207 xiocb.xiocb_fcode = CFE_CMD_ENV_GET;
208 xiocb.xiocb_status = 0;
209 xiocb.xiocb_handle = 0;
210 xiocb.xiocb_flags = 0;
211 xiocb.xiocb_psize = sizeof(struct xiocb_envbuf);
212 xiocb.plist.xiocb_envbuf.enum_idx = 0;
213 xiocb.plist.xiocb_envbuf.name_ptr = XPTR_FROM_NATIVE(name);
214 xiocb.plist.xiocb_envbuf.name_length = strlen(name);
215 xiocb.plist.xiocb_envbuf.val_ptr = XPTR_FROM_NATIVE(dest);
216 xiocb.plist.xiocb_envbuf.val_length = destlen;
217
218 cfe_iocb_dispatch(&xiocb);
219
220 return xiocb.xiocb_status;
221}
222
223int cfe_getfwinfo(cfe_fwinfo_t * info)
224{
225 struct cfe_xiocb xiocb;
226
227 xiocb.xiocb_fcode = CFE_CMD_FW_GETINFO;
228 xiocb.xiocb_status = 0;
229 xiocb.xiocb_handle = 0;
230 xiocb.xiocb_flags = 0;
231 xiocb.xiocb_psize = sizeof(struct xiocb_fwinfo);
232
233 cfe_iocb_dispatch(&xiocb);
234
235 if (xiocb.xiocb_status < 0)
236 return xiocb.xiocb_status;
237
238 info->fwi_version = xiocb.plist.xiocb_fwinfo.fwi_version;
239 info->fwi_totalmem = xiocb.plist.xiocb_fwinfo.fwi_totalmem;
240 info->fwi_flags = xiocb.plist.xiocb_fwinfo.fwi_flags;
241 info->fwi_boardid = xiocb.plist.xiocb_fwinfo.fwi_boardid;
242 info->fwi_bootarea_va = xiocb.plist.xiocb_fwinfo.fwi_bootarea_va;
243 info->fwi_bootarea_pa = xiocb.plist.xiocb_fwinfo.fwi_bootarea_pa;
244 info->fwi_bootarea_size =
245 xiocb.plist.xiocb_fwinfo.fwi_bootarea_size;
246
247 return 0;
248}
249
250int cfe_getstdhandle(int flg)
251{
252 struct cfe_xiocb xiocb;
253
254 xiocb.xiocb_fcode = CFE_CMD_DEV_GETHANDLE;
255 xiocb.xiocb_status = 0;
256 xiocb.xiocb_handle = 0;
257 xiocb.xiocb_flags = flg;
258 xiocb.xiocb_psize = 0;
259
260 cfe_iocb_dispatch(&xiocb);
261
262 if (xiocb.xiocb_status < 0)
263 return xiocb.xiocb_status;
264 return xiocb.xiocb_handle;
265}
266
267int64_t
268cfe_getticks(void)
269{
270 struct cfe_xiocb xiocb;
271
272 xiocb.xiocb_fcode = CFE_CMD_FW_GETTIME;
273 xiocb.xiocb_status = 0;
274 xiocb.xiocb_handle = 0;
275 xiocb.xiocb_flags = 0;
276 xiocb.xiocb_psize = sizeof(struct xiocb_time);
277 xiocb.plist.xiocb_time.ticks = 0;
278
279 cfe_iocb_dispatch(&xiocb);
280
281 return xiocb.plist.xiocb_time.ticks;
282
283}
284
285int cfe_inpstat(int handle)
286{
287 struct cfe_xiocb xiocb;
288
289 xiocb.xiocb_fcode = CFE_CMD_DEV_INPSTAT;
290 xiocb.xiocb_status = 0;
291 xiocb.xiocb_handle = handle;
292 xiocb.xiocb_flags = 0;
293 xiocb.xiocb_psize = sizeof(struct xiocb_inpstat);
294 xiocb.plist.xiocb_inpstat.inp_status = 0;
295
296 cfe_iocb_dispatch(&xiocb);
297
298 if (xiocb.xiocb_status < 0)
299 return xiocb.xiocb_status;
300 return xiocb.plist.xiocb_inpstat.inp_status;
301}
302
303int
304cfe_ioctl(int handle, unsigned int ioctlnum, unsigned char *buffer,
305 int length, int *retlen, u64 offset)
306{
307 struct cfe_xiocb xiocb;
308
309 xiocb.xiocb_fcode = CFE_CMD_DEV_IOCTL;
310 xiocb.xiocb_status = 0;
311 xiocb.xiocb_handle = handle;
312 xiocb.xiocb_flags = 0;
313 xiocb.xiocb_psize = sizeof(struct xiocb_buffer);
314 xiocb.plist.xiocb_buffer.buf_offset = offset;
315 xiocb.plist.xiocb_buffer.buf_ioctlcmd = ioctlnum;
316 xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(buffer);
317 xiocb.plist.xiocb_buffer.buf_length = length;
318
319 cfe_iocb_dispatch(&xiocb);
320
321 if (retlen)
322 *retlen = xiocb.plist.xiocb_buffer.buf_retlen;
323 return xiocb.xiocb_status;
324}
325
326int cfe_open(char *name)
327{
328 struct cfe_xiocb xiocb;
329
330 xiocb.xiocb_fcode = CFE_CMD_DEV_OPEN;
331 xiocb.xiocb_status = 0;
332 xiocb.xiocb_handle = 0;
333 xiocb.xiocb_flags = 0;
334 xiocb.xiocb_psize = sizeof(struct xiocb_buffer);
335 xiocb.plist.xiocb_buffer.buf_offset = 0;
336 xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(name);
337 xiocb.plist.xiocb_buffer.buf_length = strlen(name);
338
339 cfe_iocb_dispatch(&xiocb);
340
341 if (xiocb.xiocb_status < 0)
342 return xiocb.xiocb_status;
343 return xiocb.xiocb_handle;
344}
345
346int cfe_read(int handle, unsigned char *buffer, int length)
347{
348 return cfe_readblk(handle, 0, buffer, length);
349}
350
351int cfe_readblk(int handle, s64 offset, unsigned char *buffer, int length)
352{
353 struct cfe_xiocb xiocb;
354
355 xiocb.xiocb_fcode = CFE_CMD_DEV_READ;
356 xiocb.xiocb_status = 0;
357 xiocb.xiocb_handle = handle;
358 xiocb.xiocb_flags = 0;
359 xiocb.xiocb_psize = sizeof(struct xiocb_buffer);
360 xiocb.plist.xiocb_buffer.buf_offset = offset;
361 xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(buffer);
362 xiocb.plist.xiocb_buffer.buf_length = length;
363
364 cfe_iocb_dispatch(&xiocb);
365
366 if (xiocb.xiocb_status < 0)
367 return xiocb.xiocb_status;
368 return xiocb.plist.xiocb_buffer.buf_retlen;
369}
370
371int cfe_setenv(char *name, char *val)
372{
373 struct cfe_xiocb xiocb;
374
375 xiocb.xiocb_fcode = CFE_CMD_ENV_SET;
376 xiocb.xiocb_status = 0;
377 xiocb.xiocb_handle = 0;
378 xiocb.xiocb_flags = 0;
379 xiocb.xiocb_psize = sizeof(struct xiocb_envbuf);
380 xiocb.plist.xiocb_envbuf.enum_idx = 0;
381 xiocb.plist.xiocb_envbuf.name_ptr = XPTR_FROM_NATIVE(name);
382 xiocb.plist.xiocb_envbuf.name_length = strlen(name);
383 xiocb.plist.xiocb_envbuf.val_ptr = XPTR_FROM_NATIVE(val);
384 xiocb.plist.xiocb_envbuf.val_length = strlen(val);
385
386 cfe_iocb_dispatch(&xiocb);
387
388 return xiocb.xiocb_status;
389}
390
391int cfe_write(int handle, const char *buffer, int length)
392{
393 return cfe_writeblk(handle, 0, buffer, length);
394}
395
396int cfe_writeblk(int handle, s64 offset, const char *buffer, int length)
397{
398 struct cfe_xiocb xiocb;
399
400 xiocb.xiocb_fcode = CFE_CMD_DEV_WRITE;
401 xiocb.xiocb_status = 0;
402 xiocb.xiocb_handle = handle;
403 xiocb.xiocb_flags = 0;
404 xiocb.xiocb_psize = sizeof(struct xiocb_buffer);
405 xiocb.plist.xiocb_buffer.buf_offset = offset;
406 xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(buffer);
407 xiocb.plist.xiocb_buffer.buf_length = length;
408
409 cfe_iocb_dispatch(&xiocb);
410
411 if (xiocb.xiocb_status < 0)
412 return xiocb.xiocb_status;
413 return xiocb.plist.xiocb_buffer.buf_retlen;
414}