1 /* $Id: ioctl32.c,v 1.136 2002/01/14 09:49:52 davem Exp $
2 * ioctl32.c: Conversion between 32bit and 64bit native ioctls.
4 * Copyright (C) 1997-2000 Jakub Jelinek (jakub@redhat.com)
5 * Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be)
6 * Copyright (C) 2003 Pavel Machek (pavel@suse.cz)
8 * These routines maintain argument size conversion between 32bit and 64bit
13 #include "compat_ioctl.c"
14 #include <linux/ncp_fs.h>
15 #include <linux/syscalls.h>
17 #include <asm/vuid_event.h>
18 #include <asm/envctrl.h>
19 #include <asm/display7seg.h>
20 #include <asm/openpromio.h>
21 #include <asm/watchdog.h>
23 /* Use this to get at 32-bit user passed pointers.
24 * See sys_sparc32.c for description about it.
26 #define A(__x) compat_ptr(__x)
29 #include "compat_ioctl.c"
32 int index; /* first element (0 origin) */
39 #define FBIOPUTCMAP32 _IOW('F', 3, struct fbcmap32)
40 #define FBIOGETCMAP32 _IOW('F', 4, struct fbcmap32)
42 static int fbiogetputcmap(unsigned int fd, unsigned int cmd, unsigned long arg)
44 struct fbcmap32 __user *argp = (void __user *)arg;
45 struct fbcmap __user *p = compat_alloc_user_space(sizeof(*p));
49 ret = copy_in_user(p, argp, 2 * sizeof(int));
50 ret |= get_user(addr, &argp->red);
51 ret |= put_user(compat_ptr(addr), &p->red);
52 ret |= get_user(addr, &argp->green);
53 ret |= put_user(compat_ptr(addr), &p->green);
54 ret |= get_user(addr, &argp->blue);
55 ret |= put_user(compat_ptr(addr), &p->blue);
58 return sys_ioctl(fd, (cmd == FBIOPUTCMAP32) ? FBIOPUTCMAP_SPARC : FBIOGETCMAP_SPARC, (unsigned long)p);
62 short set; /* what to set, choose from the list above */
63 short enable; /* cursor on/off */
64 struct fbcurpos pos; /* cursor position */
65 struct fbcurpos hot; /* cursor hot spot */
66 struct fbcmap32 cmap; /* color map info */
67 struct fbcurpos size; /* cursor bit map size */
68 u32 image; /* cursor image bits */
69 u32 mask; /* cursor mask bits */
72 #define FBIOSCURSOR32 _IOW('F', 24, struct fbcursor32)
73 #define FBIOGCURSOR32 _IOW('F', 25, struct fbcursor32)
75 static int fbiogscursor(unsigned int fd, unsigned int cmd, unsigned long arg)
77 struct fbcursor __user *p = compat_alloc_user_space(sizeof(*p));
78 struct fbcursor32 __user *argp = (void __user *)arg;
82 ret = copy_in_user(p, argp,
83 2 * sizeof (short) + 2 * sizeof(struct fbcurpos));
84 ret |= copy_in_user(&p->size, &argp->size, sizeof(struct fbcurpos));
85 ret |= copy_in_user(&p->cmap, &argp->cmap, 2 * sizeof(int));
86 ret |= get_user(addr, &argp->cmap.red);
87 ret |= put_user(compat_ptr(addr), &p->cmap.red);
88 ret |= get_user(addr, &argp->cmap.green);
89 ret |= put_user(compat_ptr(addr), &p->cmap.green);
90 ret |= get_user(addr, &argp->cmap.blue);
91 ret |= put_user(compat_ptr(addr), &p->cmap.blue);
92 ret |= get_user(addr, &argp->mask);
93 ret |= put_user(compat_ptr(addr), &p->mask);
94 ret |= get_user(addr, &argp->image);
95 ret |= put_user(compat_ptr(addr), &p->image);
98 return sys_ioctl (fd, FBIOSCURSOR, (unsigned long)p);
101 #if defined(CONFIG_DRM) || defined(CONFIG_DRM_MODULE)
102 /* This really belongs in include/linux/drm.h -DaveM */
103 #include "../../../drivers/char/drm/drm.h"
105 typedef struct drm32_version {
106 int version_major; /* Major version */
107 int version_minor; /* Minor version */
108 int version_patchlevel;/* Patch level */
109 int name_len; /* Length of name buffer */
110 u32 name; /* Name of driver */
111 int date_len; /* Length of date buffer */
112 u32 date; /* User-space buffer to hold date */
113 int desc_len; /* Length of desc buffer */
114 u32 desc; /* User-space buffer to hold desc */
116 #define DRM32_IOCTL_VERSION DRM_IOWR(0x00, drm32_version_t)
118 static int drm32_version(unsigned int fd, unsigned int cmd, unsigned long arg)
120 drm32_version_t __user *uversion = (drm32_version_t __user *)arg;
121 drm_version_t __user *p = compat_alloc_user_space(sizeof(*p));
126 if (clear_user(p, 3 * sizeof(int)) ||
127 get_user(n, &uversion->name_len) ||
128 put_user(n, &p->name_len) ||
129 get_user(addr, &uversion->name) ||
130 put_user(compat_ptr(addr), &p->name) ||
131 get_user(n, &uversion->date_len) ||
132 put_user(n, &p->date_len) ||
133 get_user(addr, &uversion->date) ||
134 put_user(compat_ptr(addr), &p->date) ||
135 get_user(n, &uversion->desc_len) ||
136 put_user(n, &p->desc_len) ||
137 get_user(addr, &uversion->desc) ||
138 put_user(compat_ptr(addr), &p->desc))
141 ret = sys_ioctl(fd, DRM_IOCTL_VERSION, (unsigned long)p);
145 if (copy_in_user(uversion, p, 3 * sizeof(int)) ||
146 get_user(n, &p->name_len) ||
147 put_user(n, &uversion->name_len) ||
148 get_user(n, &p->date_len) ||
149 put_user(n, &uversion->date_len) ||
150 get_user(n, &p->desc_len) ||
151 put_user(n, &uversion->desc_len))
157 typedef struct drm32_unique {
158 int unique_len; /* Length of unique */
159 u32 unique; /* Unique name for driver instantiation */
161 #define DRM32_IOCTL_GET_UNIQUE DRM_IOWR(0x01, drm32_unique_t)
162 #define DRM32_IOCTL_SET_UNIQUE DRM_IOW( 0x10, drm32_unique_t)
164 static int drm32_getsetunique(unsigned int fd, unsigned int cmd, unsigned long arg)
166 drm32_unique_t __user *uarg = (drm32_unique_t __user *)arg;
167 drm_unique_t __user *p = compat_alloc_user_space(sizeof(*p));
172 if (get_user(n, &uarg->unique_len) ||
173 put_user(n, &p->unique_len) ||
174 get_user(addr, &uarg->unique) ||
175 put_user(compat_ptr(addr), &p->unique))
178 if (cmd == DRM32_IOCTL_GET_UNIQUE)
179 ret = sys_ioctl (fd, DRM_IOCTL_GET_UNIQUE, (unsigned long)p);
181 ret = sys_ioctl (fd, DRM_IOCTL_SET_UNIQUE, (unsigned long)p);
186 if (get_user(n, &p->unique_len) || put_user(n, &uarg->unique_len))
192 typedef struct drm32_map {
193 u32 offset; /* Requested physical address (0 for SAREA)*/
194 u32 size; /* Requested physical size (bytes) */
195 drm_map_type_t type; /* Type of memory to map */
196 drm_map_flags_t flags; /* Flags */
197 u32 handle; /* User-space: "Handle" to pass to mmap */
198 /* Kernel-space: kernel-virtual address */
199 int mtrr; /* MTRR slot used */
202 #define DRM32_IOCTL_ADD_MAP DRM_IOWR(0x15, drm32_map_t)
204 static int drm32_addmap(unsigned int fd, unsigned int cmd, unsigned long arg)
206 drm32_map_t __user *uarg = (drm32_map_t __user *) arg;
212 ret = get_user(karg.offset, &uarg->offset);
213 ret |= get_user(karg.size, &uarg->size);
214 ret |= get_user(karg.type, &uarg->type);
215 ret |= get_user(karg.flags, &uarg->flags);
216 ret |= get_user(tmp, &uarg->handle);
217 ret |= get_user(karg.mtrr, &uarg->mtrr);
221 karg.handle = (void *) (unsigned long) tmp;
225 ret = sys_ioctl(fd, DRM_IOCTL_ADD_MAP, (unsigned long) &karg);
229 ret = put_user(karg.offset, &uarg->offset);
230 ret |= put_user(karg.size, &uarg->size);
231 ret |= put_user(karg.type, &uarg->type);
232 ret |= put_user(karg.flags, &uarg->flags);
233 tmp = (u32) (long)karg.handle;
234 ret |= put_user(tmp, &uarg->handle);
235 ret |= put_user(karg.mtrr, &uarg->mtrr);
243 typedef struct drm32_buf_info {
244 int count; /* Entries in list */
245 u32 list; /* (drm_buf_desc_t *) */
247 #define DRM32_IOCTL_INFO_BUFS DRM_IOWR(0x18, drm32_buf_info_t)
249 static int drm32_info_bufs(unsigned int fd, unsigned int cmd, unsigned long arg)
251 drm32_buf_info_t __user *uarg = (drm32_buf_info_t __user *)arg;
252 drm_buf_info_t __user *p = compat_alloc_user_space(sizeof(*p));
257 if (get_user(n, &uarg->count) || put_user(n, &p->count) ||
258 get_user(addr, &uarg->list) || put_user(compat_ptr(addr), &p->list))
261 ret = sys_ioctl(fd, DRM_IOCTL_INFO_BUFS, (unsigned long)p);
265 if (get_user(n, &p->count) || put_user(n, &uarg->count))
271 typedef struct drm32_buf_free {
273 u32 list; /* (int *) */
275 #define DRM32_IOCTL_FREE_BUFS DRM_IOW( 0x1a, drm32_buf_free_t)
277 static int drm32_free_bufs(unsigned int fd, unsigned int cmd, unsigned long arg)
279 drm32_buf_free_t __user *uarg = (drm32_buf_free_t __user *)arg;
280 drm_buf_free_t __user *p = compat_alloc_user_space(sizeof(*p));
284 if (get_user(n, &uarg->count) || put_user(n, &p->count) ||
285 get_user(addr, &uarg->list) || put_user(compat_ptr(addr), &p->list))
288 return sys_ioctl(fd, DRM_IOCTL_FREE_BUFS, (unsigned long)p);
291 typedef struct drm32_buf_pub {
292 int idx; /* Index into master buflist */
293 int total; /* Buffer size */
294 int used; /* Amount of buffer in use (for DMA) */
295 u32 address; /* Address of buffer (void *) */
298 typedef struct drm32_buf_map {
299 int count; /* Length of buflist */
300 u32 virtual; /* Mmaped area in user-virtual (void *) */
301 u32 list; /* Buffer information (drm_buf_pub_t *) */
303 #define DRM32_IOCTL_MAP_BUFS DRM_IOWR(0x19, drm32_buf_map_t)
305 static int drm32_map_bufs(unsigned int fd, unsigned int cmd, unsigned long arg)
307 drm32_buf_map_t __user *uarg = (drm32_buf_map_t __user *)arg;
308 drm32_buf_pub_t __user *ulist;
309 drm_buf_map_t __user *arg64;
310 drm_buf_pub_t __user *list;
311 int orig_count, ret, i;
315 if (get_user(orig_count, &uarg->count))
318 arg64 = compat_alloc_user_space(sizeof(drm_buf_map_t) +
319 (size_t)orig_count * sizeof(drm_buf_pub_t));
320 list = (void __user *)(arg64 + 1);
322 if (put_user(orig_count, &arg64->count) ||
323 put_user(list, &arg64->list) ||
324 get_user(addr, &uarg->virtual) ||
325 put_user(compat_ptr(addr), &arg64->virtual) ||
326 get_user(addr, &uarg->list))
329 ulist = compat_ptr(addr);
331 for (i = 0; i < orig_count; i++) {
332 if (get_user(n, &ulist[i].idx) ||
333 put_user(n, &list[i].idx) ||
334 get_user(n, &ulist[i].total) ||
335 put_user(n, &list[i].total) ||
336 get_user(n, &ulist[i].used) ||
337 put_user(n, &list[i].used) ||
338 get_user(addr, &ulist[i].address) ||
339 put_user(compat_ptr(addr), &list[i].address))
343 ret = sys_ioctl(fd, DRM_IOCTL_MAP_BUFS, (unsigned long) arg64);
347 for (i = 0; i < orig_count; i++) {
349 if (get_user(n, &list[i].idx) ||
350 put_user(n, &ulist[i].idx) ||
351 get_user(n, &list[i].total) ||
352 put_user(n, &ulist[i].total) ||
353 get_user(n, &list[i].used) ||
354 put_user(n, &ulist[i].used) ||
355 get_user(p, &list[i].address) ||
356 put_user((unsigned long)p, &ulist[i].address))
360 if (get_user(n, &arg64->count) || put_user(n, &uarg->count))
366 typedef struct drm32_dma {
367 /* Indices here refer to the offset into
368 buflist in drm_buf_get_t. */
369 int context; /* Context handle */
370 int send_count; /* Number of buffers to send */
371 u32 send_indices; /* List of handles to buffers (int *) */
372 u32 send_sizes; /* Lengths of data to send (int *) */
373 drm_dma_flags_t flags; /* Flags */
374 int request_count; /* Number of buffers requested */
375 int request_size; /* Desired size for buffers */
376 u32 request_indices; /* Buffer information (int *) */
377 u32 request_sizes; /* (int *) */
378 int granted_count; /* Number of buffers granted */
380 #define DRM32_IOCTL_DMA DRM_IOWR(0x29, drm32_dma_t)
382 /* RED PEN The DRM layer blindly dereferences the send/request
383 * index/size arrays even though they are userland
386 static int drm32_dma(unsigned int fd, unsigned int cmd, unsigned long arg)
388 drm32_dma_t __user *uarg = (drm32_dma_t __user *) arg;
389 drm_dma_t __user *p = compat_alloc_user_space(sizeof(*p));
393 if (copy_in_user(p, uarg, 2 * sizeof(int)) ||
394 get_user(addr, &uarg->send_indices) ||
395 put_user(compat_ptr(addr), &p->send_indices) ||
396 get_user(addr, &uarg->send_sizes) ||
397 put_user(compat_ptr(addr), &p->send_sizes) ||
398 copy_in_user(&p->flags, &uarg->flags, sizeof(drm_dma_flags_t)) ||
399 copy_in_user(&p->request_count, &uarg->request_count, sizeof(int))||
400 copy_in_user(&p->request_size, &uarg->request_size, sizeof(int)) ||
401 get_user(addr, &uarg->request_indices) ||
402 put_user(compat_ptr(addr), &p->request_indices) ||
403 get_user(addr, &uarg->request_sizes) ||
404 put_user(compat_ptr(addr), &p->request_sizes) ||
405 copy_in_user(&p->granted_count, &uarg->granted_count, sizeof(int)))
408 ret = sys_ioctl(fd, DRM_IOCTL_DMA, (unsigned long)p);
412 if (copy_in_user(uarg, p, 2 * sizeof(int)) ||
413 copy_in_user(&uarg->flags, &p->flags, sizeof(drm_dma_flags_t)) ||
414 copy_in_user(&uarg->request_count, &p->request_count, sizeof(int))||
415 copy_in_user(&uarg->request_size, &p->request_size, sizeof(int)) ||
416 copy_in_user(&uarg->granted_count, &p->granted_count, sizeof(int)))
422 typedef struct drm32_ctx_res {
424 u32 contexts; /* (drm_ctx_t *) */
426 #define DRM32_IOCTL_RES_CTX DRM_IOWR(0x26, drm32_ctx_res_t)
428 static int drm32_res_ctx(unsigned int fd, unsigned int cmd, unsigned long arg)
430 drm32_ctx_res_t __user *uarg = (drm32_ctx_res_t __user *) arg;
431 drm_ctx_res_t __user *p = compat_alloc_user_space(sizeof(*p));
435 if (copy_in_user(p, uarg, sizeof(int)) ||
436 get_user(addr, &uarg->contexts) ||
437 put_user(compat_ptr(addr), &p->contexts))
440 ret = sys_ioctl(fd, DRM_IOCTL_RES_CTX, (unsigned long)p);
444 if (copy_in_user(uarg, p, sizeof(int)))
452 typedef int (* ioctl32_handler_t)(unsigned int, unsigned int, unsigned long, struct file *);
454 #define COMPATIBLE_IOCTL(cmd) HANDLE_IOCTL((cmd),sys_ioctl)
455 #define HANDLE_IOCTL(cmd,handler) { (cmd), (ioctl32_handler_t)(handler), NULL },
456 #define IOCTL_TABLE_START \
457 struct ioctl_trans ioctl_start[] = {
458 #define IOCTL_TABLE_END \
462 #include <linux/compat_ioctl.h>
464 #include "compat_ioctl.c"
465 COMPATIBLE_IOCTL(FBIOGTYPE)
466 COMPATIBLE_IOCTL(FBIOSATTR)
467 COMPATIBLE_IOCTL(FBIOGATTR)
468 COMPATIBLE_IOCTL(FBIOSVIDEO)
469 COMPATIBLE_IOCTL(FBIOGVIDEO)
470 COMPATIBLE_IOCTL(FBIOGCURSOR32) /* This is not implemented yet. Later it should be converted... */
471 COMPATIBLE_IOCTL(FBIOSCURPOS)
472 COMPATIBLE_IOCTL(FBIOGCURPOS)
473 COMPATIBLE_IOCTL(FBIOGCURMAX)
475 COMPATIBLE_IOCTL(VUIDSFORMAT)
476 COMPATIBLE_IOCTL(VUIDGFORMAT)
477 /* Little v, the video4linux ioctls */
478 COMPATIBLE_IOCTL(_IOR('p', 20, int[7])) /* RTCGET */
479 COMPATIBLE_IOCTL(_IOW('p', 21, int[7])) /* RTCSET */
480 COMPATIBLE_IOCTL(ENVCTRL_RD_WARNING_TEMPERATURE)
481 COMPATIBLE_IOCTL(ENVCTRL_RD_SHUTDOWN_TEMPERATURE)
482 COMPATIBLE_IOCTL(ENVCTRL_RD_CPU_TEMPERATURE)
483 COMPATIBLE_IOCTL(ENVCTRL_RD_FAN_STATUS)
484 COMPATIBLE_IOCTL(ENVCTRL_RD_VOLTAGE_STATUS)
485 COMPATIBLE_IOCTL(ENVCTRL_RD_SCSI_TEMPERATURE)
486 COMPATIBLE_IOCTL(ENVCTRL_RD_ETHERNET_TEMPERATURE)
487 COMPATIBLE_IOCTL(ENVCTRL_RD_MTHRBD_TEMPERATURE)
488 COMPATIBLE_IOCTL(ENVCTRL_RD_CPU_VOLTAGE)
489 COMPATIBLE_IOCTL(ENVCTRL_RD_GLOBALADDRESS)
490 /* COMPATIBLE_IOCTL(D7SIOCRD) same value as ENVCTRL_RD_VOLTAGE_STATUS */
491 COMPATIBLE_IOCTL(D7SIOCWR)
492 COMPATIBLE_IOCTL(D7SIOCTM)
493 /* OPENPROMIO, SunOS/Solaris only, the NetBSD one's have
494 * embedded pointers in the arg which we'd need to clean up...
496 COMPATIBLE_IOCTL(OPROMGETOPT)
497 COMPATIBLE_IOCTL(OPROMSETOPT)
498 COMPATIBLE_IOCTL(OPROMNXTOPT)
499 COMPATIBLE_IOCTL(OPROMSETOPT2)
500 COMPATIBLE_IOCTL(OPROMNEXT)
501 COMPATIBLE_IOCTL(OPROMCHILD)
502 COMPATIBLE_IOCTL(OPROMGETPROP)
503 COMPATIBLE_IOCTL(OPROMNXTPROP)
504 COMPATIBLE_IOCTL(OPROMU2P)
505 COMPATIBLE_IOCTL(OPROMGETCONS)
506 COMPATIBLE_IOCTL(OPROMGETFBNAME)
507 COMPATIBLE_IOCTL(OPROMGETBOOTARGS)
508 COMPATIBLE_IOCTL(OPROMSETCUR)
509 COMPATIBLE_IOCTL(OPROMPCI2NODE)
510 COMPATIBLE_IOCTL(OPROMPATH2NODE)
512 COMPATIBLE_IOCTL(LOOP_SET_STATUS64)
513 COMPATIBLE_IOCTL(LOOP_GET_STATUS64)
515 COMPATIBLE_IOCTL(AUTOFS_IOC_EXPIRE_MULTI)
516 #if defined(CONFIG_DRM) || defined(CONFIG_DRM_MODULE)
517 COMPATIBLE_IOCTL(DRM_IOCTL_GET_MAGIC)
518 COMPATIBLE_IOCTL(DRM_IOCTL_IRQ_BUSID)
519 COMPATIBLE_IOCTL(DRM_IOCTL_AUTH_MAGIC)
520 COMPATIBLE_IOCTL(DRM_IOCTL_BLOCK)
521 COMPATIBLE_IOCTL(DRM_IOCTL_UNBLOCK)
522 COMPATIBLE_IOCTL(DRM_IOCTL_CONTROL)
523 COMPATIBLE_IOCTL(DRM_IOCTL_ADD_BUFS)
524 COMPATIBLE_IOCTL(DRM_IOCTL_MARK_BUFS)
525 COMPATIBLE_IOCTL(DRM_IOCTL_ADD_CTX)
526 COMPATIBLE_IOCTL(DRM_IOCTL_RM_CTX)
527 COMPATIBLE_IOCTL(DRM_IOCTL_MOD_CTX)
528 COMPATIBLE_IOCTL(DRM_IOCTL_GET_CTX)
529 COMPATIBLE_IOCTL(DRM_IOCTL_SWITCH_CTX)
530 COMPATIBLE_IOCTL(DRM_IOCTL_NEW_CTX)
531 COMPATIBLE_IOCTL(DRM_IOCTL_ADD_DRAW)
532 COMPATIBLE_IOCTL(DRM_IOCTL_RM_DRAW)
533 COMPATIBLE_IOCTL(DRM_IOCTL_LOCK)
534 COMPATIBLE_IOCTL(DRM_IOCTL_UNLOCK)
535 COMPATIBLE_IOCTL(DRM_IOCTL_FINISH)
537 COMPATIBLE_IOCTL(WIOCSTART)
538 COMPATIBLE_IOCTL(WIOCSTOP)
539 COMPATIBLE_IOCTL(WIOCGSTAT)
540 /* And these ioctls need translation */
541 /* Note SIOCRTMSG is no longer, so this is safe and * the user would have seen just an -EINVAL anyways. */
542 HANDLE_IOCTL(FBIOPUTCMAP32, fbiogetputcmap)
543 HANDLE_IOCTL(FBIOGETCMAP32, fbiogetputcmap)
544 HANDLE_IOCTL(FBIOSCURSOR32, fbiogscursor)
545 #if defined(CONFIG_DRM) || defined(CONFIG_DRM_MODULE)
546 HANDLE_IOCTL(DRM32_IOCTL_VERSION, drm32_version)
547 HANDLE_IOCTL(DRM32_IOCTL_GET_UNIQUE, drm32_getsetunique)
548 HANDLE_IOCTL(DRM32_IOCTL_SET_UNIQUE, drm32_getsetunique)
549 HANDLE_IOCTL(DRM32_IOCTL_ADD_MAP, drm32_addmap)
550 HANDLE_IOCTL(DRM32_IOCTL_INFO_BUFS, drm32_info_bufs)
551 HANDLE_IOCTL(DRM32_IOCTL_FREE_BUFS, drm32_free_bufs)
552 HANDLE_IOCTL(DRM32_IOCTL_MAP_BUFS, drm32_map_bufs)
553 HANDLE_IOCTL(DRM32_IOCTL_DMA, drm32_dma)
554 HANDLE_IOCTL(DRM32_IOCTL_RES_CTX, drm32_res_ctx)
557 HANDLE_IOCTL(RTC32_IRQP_READ, do_rtc_ioctl)
558 HANDLE_IOCTL(RTC32_IRQP_SET, do_rtc_ioctl)
559 HANDLE_IOCTL(RTC32_EPOCH_READ, do_rtc_ioctl)
560 HANDLE_IOCTL(RTC32_EPOCH_SET, do_rtc_ioctl)
562 /* take care of sizeof(sizeof()) breakage */
565 int ioctl_table_size = ARRAY_SIZE(ioctl_start);