/* $Id: ioctl32.c,v 1.136 2002/01/14 09:49:52 davem Exp $
* ioctl32.c: Conversion between 32bit and 64bit native ioctls.
*
* Copyright (C) 1997-2000 Jakub Jelinek (jakub@redhat.com)
* Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be)
* Copyright (C) 2003 Pavel Machek (pavel@suse.cz)
*
* These routines maintain argument size conversion between 32bit and 64bit
* ioctls.
*/
#define INCLUDES
#include "compat_ioctl.c"
#include <linux/ncp_fs.h>
#include <linux/syscalls.h>
#include <asm/fbio.h>
#include <asm/vuid_event.h>
#include <asm/envctrl.h>
#include <asm/display7seg.h>
#include <asm/openpromio.h>
#include <asm/watchdog.h>
/* Use this to get at 32-bit user passed pointers.
* See sys_sparc32.c for description about it.
*/
#define A(__x) compat_ptr(__x)
#define CODE
#include "compat_ioctl.c"
struct fbcmap32 {
int index; /* first element (0 origin) */
int count;
u32 red;
u32 green;
u32 blue;
};
#define FBIOPUTCMAP32 _IOW('F', 3, struct fbcmap32)
#define FBIOGETCMAP32 _IOW('F', 4, struct fbcmap32)
static int fbiogetputcmap(unsigned int fd, unsigned int cmd, unsigned long arg)
{
struct fbcmap32 __user *argp = (void __user *)arg;
struct fbcmap __user *p = compat_alloc_user_space(sizeof(*p));
u32 addr;
int ret;
ret = copy_in_user(p, argp, 2 * sizeof(int));
ret |= get_user(addr, &argp->red);
ret |= put_user(compat_ptr(addr), &p->red);
ret |= get_user(addr, &argp->green);
ret |= put_user(compat_ptr(addr), &p->green);
ret |= get_user(addr, &argp->blue);
ret |= put_user(compat_ptr(addr), &p->blue);
if (ret)
return -EFAULT;
return sys_ioctl(fd, (cmd == FBIOPUTCMAP32) ? FBIOPUTCMAP_SPARC : FBIOGETCMAP_SPARC, (unsigned long)p);
}
struct fbcursor32 {
short set; /* what to set, choose from the list above */
short enable; /* cursor on/off */
struct fbcurpos pos; /* cursor position */
struct fbcurpos hot; /* cursor hot spot */
struct fbcmap32 cmap; /* color map info */
struct fbcurpos size; /* cursor bit map size */
u32 image; /* cursor image bits */
u32 mask; /* cursor mask bits */
};
#define FBIOSCURSOR32 _IOW('F', 24, struct fbcursor32)
#define FBIOGCURSOR32 _IOW('F', 25, struct fbcursor32)
static int fbiogscursor(unsigned int fd, unsigned int cmd, unsigned long arg)
{
struct fbcursor __user *p = compat_alloc_user_space(sizeof(*p));
struct fbcursor32 __user *argp = (void __user *)arg;
compat_uptr_t addr;
int ret;
ret = copy_in_user(p, argp,
2 * sizeof (short) + 2 * sizeof(struct fbcurpos));
ret |= copy_in_user(&p->size, &argp->size, sizeof(struct fbcurpos));
ret |= copy_in_user(&p->cmap, &argp->cmap, 2 * sizeof(int));
ret |= get_user(addr, &argp->cmap.red);
ret |= put_user(compat_ptr(addr), &p->cmap.red);
ret |= get_user(addr, &argp->cmap.green);
ret |= put_user(compat_ptr(addr), &p->cmap.green);
ret |= get_user(addr, &argp->cmap.blue);
ret |= put_user(compat_ptr(addr), &p->cmap.blue);
ret |= get_user(addr, &argp->mask);
ret |= put_user(compat_ptr(addr), &p->mask);
ret |= get_user(addr, &argp->image);
ret |= put_user(compat_ptr(addr), &p->image);
if (ret)
return -EFAULT;
return sys_ioctl (fd, FBIOSCURSOR, (unsigned long)p);
}
#if defined(CONFIG_DRM) || defined(CONFIG_DRM_MODULE)
/* This really belongs in include/linux/drm.h -DaveM */
#include "../../../drivers/char/drm/drm.h"
typedef struct drm32_version {
int version_major; /* Major version */
int version_minor; /* Minor version */
int version_patchlevel;/* Patch level */
int name_len; /* Length of name buffer */
u32 name; /* Name of driver */
int date_len; /* Length of date buffer */
u32 date; /* User-space buffer to hold date */
int desc_len; /* Length of desc buffer */
u32 desc; /* User-space buffer to hold desc */
} drm32_version_t;
#define DRM32_IOCTL_VERSION DRM_IOWR(0x00, drm32_version_t)
static int drm32_version(unsigned int fd, unsigned int cmd, unsigned long arg)
{
drm32_version_t __user *uversion = (drm32_version_t __user *)arg;
drm_version_t __user *p = compat_alloc_user_space(sizeof(*p));
compat_uptr_t addr;
int n;
int ret;
if (clear_user(p, 3 * sizeof(int)) ||
get_user(n, &uversion->name_len) ||
put_user(n, &p->name_len) ||
get_user(addr, &uversion->name) ||
put_user(compat_ptr(addr), &p->name) ||
get_user(n, &uversion->date_len) ||
put_user(n, &p->date_len) ||
get_user(addr, &uversion->date) ||
put_user(compat_ptr(addr), &p->date) ||
get_user(n, &uversion->desc_len) ||
put_user(n, &p->desc_len) ||
get_user(addr, &uversion->desc) ||
put_user(compat_ptr(addr), &p->desc))
return -EFAULT;
ret = sys_ioctl(fd, DRM_IOCTL_VERSION, (unsigned long)p);
if (ret)
return ret;
if (copy_in_user(uversion, p, 3 * sizeof(int)) ||
get_user(n, &p->name_len) ||
put_user(n, &uversion->name_len) ||
get_user(n, &p->date_len) ||
put_user(n, &uversion->date_len) ||
get_user(n, &p->desc_len) ||
put_user(n, &uversion->desc_len))
return -EFAULT;
return 0;
}
typedef struct drm32_unique {
int unique_len; /* Length of unique */
u32 unique; /* Unique name for driver instantiation */
} drm32_unique_t;
#define DRM32_IOCTL_GET_UNIQUE DRM_IOWR(0x01, drm32_unique_t)
#define DRM32_IOCTL_SET_UNIQUE DRM_IOW( 0x10, drm32_unique_t)
static int drm32_getsetunique(unsigned int fd, unsigned int cmd, unsigned long arg)
{
drm32_unique_t __user *uarg = (drm32_unique_t __user *)arg;
drm_unique_t __user *p = compat_alloc_user_space(sizeof(*p));
compat_uptr_t addr;
int n;
int ret;
if (get_user(n, &uarg->unique_len) ||
put_user(n, &p->unique_len) ||
get_user(addr, &uarg->unique) ||
put_user(compat_ptr(addr), &p->unique))
return -EFAULT;
if (cmd == DRM32_IOCTL_GET_UNIQUE)
ret = sys_ioctl (fd, DRM_IOCTL_GET_UNIQUE, (unsigned long)p);
else
ret = sys_ioctl (fd, DRM_IOCTL_SET_UNIQUE, (unsigned long)p);
if (ret)
return ret;
if (get_user(n, &p->unique_len) || put_user(n, &uarg->unique_len))
return -EFAULT;
return 0;
}
typedef struct drm32_map {
u32 offset; /* Requested physical address (0 for SAREA)*/
u32 size; /* Requested physical size (bytes) */
drm_map_type_t type; /* Type of memory to map */
drm_map_flags_t flags; /* Flags */
u32 handle; /* User-space: "Handle" to pass to mmap */
/* Kernel-space: kernel-virtual address */
int mtrr; /* MTRR slot used */
/* Private data */
} drm32_map_t;
#define DRM32_IOCTL_ADD_MAP DRM_IOWR(0x15, drm32_map_t)
static int drm32_addmap(unsigned int fd, unsigned int cmd, unsigned long arg)
{
drm32_map_t __user *uarg = (drm32_map_t __user *) arg;
drm_map_t karg;
mm_segment_t old_fs;
u32 tmp;
int ret;
ret = get_user(karg.offset, &uarg->offset);
ret |= get_user(karg.size, &uarg->size);
ret |= get_user(karg.type, &uarg->type);
ret |= get_user(karg.flags, &uarg->flags);
ret |= get_user(tmp, &uarg->handle);
ret |= get_user(karg.mtrr, &uarg->mtrr);
if (ret)
return -EFAULT;
karg.handle = (void *) (unsigned long) tmp;
old_fs = get_fs();
set_fs(KERNEL_DS);
ret = sys_ioctl(fd, DRM_IOCTL_ADD_MAP, (unsigned long) &karg);
set_fs(old_fs);
if (!ret) {
ret = put_user(karg.offset, &uarg->offset);
ret |= put_user(karg.size, &uarg->size);
ret |= put_user(karg.type, &uarg->type);
ret |= put_user(karg.flags, &uarg->flags);
tmp = (u32) (long)karg.handle;
ret |= put_user(tmp, &uarg->handle);
ret |= put_user(karg.mtrr, &uarg->mtrr);
if (ret)
ret = -EFAULT;
}
return ret;
}
typedef struct drm32_buf_info {
int count; /* Entries in list */
u32 list; /* (drm_buf_desc_t *) */
} drm32_buf_info_t;
#define DRM32_IOCTL_INFO_BUFS DRM_IOWR(0x18, drm32_buf_info_t)
static int drm32_info_bufs(unsigned int fd, unsigned int cmd, unsigned long arg)
{
drm32_buf_info_t __user *uarg = (drm32_buf_info_t __user *)arg;
drm_buf_info_t __user *p = compat_alloc_user_space(sizeof(*p));
compat_uptr_t addr;
int n;
int ret;
if (get_user(n, &uarg->count) || put_user(n, &p->count) ||
get_user(addr, &uarg->list) || put_user(compat_ptr(addr), &p->list))
return -EFAULT;
ret = sys_ioctl(fd, DRM_IOCTL_INFO_BUFS, (unsigned long)p);
if (ret)
return ret;
if (get_user(n, &p->count) || put_user(n, &uarg->count))
return -EFAULT;
return 0;
}
typedef struct drm32_buf_free {
int count;
u32 list; /* (int *) */
} drm32_buf_free_t;
#define DRM32_IOCTL_FREE_BUFS DRM_IOW( 0x1a, drm32_buf_free_t)
static int drm32_free_bufs(unsigned int fd, unsigned int cmd, unsigned long arg)
{
drm32_buf_free_t __user *uarg = (drm32_buf_free_t __user *)arg;
drm_buf_free_t __user *p = compat_alloc_user_space(sizeof(*p));
compat_uptr_t addr;
int n;
if (get_user(n, &uarg->count) || put_user(n, &p->count) ||
get_user(addr, &uarg->list) || put_user(compat_ptr(addr), &p->list))
return -EFAULT;
return sys_ioctl(fd, DRM_IOCTL_FREE_BUFS, (unsigned long)p);
}
typedef struct drm32_buf_pub {
int idx; /* Index into master buflist */
int total; /* Buffer size */
int used; /* Amount of buffer in use (for DMA) */
u32 address; /* Address of buffer (void *) */
} drm32_buf_pub_t;
typedef struct drm32_buf_map {
int count; /* Length of buflist */
u32 virtual; /* Mmaped area in user-virtual (void *) */
u32 list; /* Buffer information (drm_buf_pub_t *) */
} drm32_buf_map_t;
#define DRM32_IOCTL_MAP_BUFS DRM_IOWR(0x19, drm32_buf_map_t)
static int drm32_map_bufs(unsigned int fd, unsigned int cmd, unsigned long arg)
{
drm32_buf_map_t __user *uarg = (drm32_buf_map_t __user *)arg;
drm32_buf_pub_t __user *ulist;
drm_buf_map_t __user *arg64;
drm_buf_pub_t __user *list;
int orig_count, ret, i;
int n;
compat_uptr_t addr;
if (get_user(orig_count, &uarg->count))
return -EFAULT;
arg64 = compat_alloc_user_space(sizeof(drm_buf_map_t) +
(size_t)orig_count * sizeof(drm_buf_pub_t));
list = (void __user *)(arg64 + 1);
if (put_user(orig_count, &arg64->count) ||
put_user(list, &arg64->list) ||
get_user(addr, &uarg->virtual) ||
put_user(compat_ptr(addr), &arg64->virtual) ||
get_user(addr, &uarg->list))
return -EFAULT;
ulist = compat_ptr(addr);
for (i = 0; i < orig_count; i++) {
if (get_user(n, &ulist[i].idx) ||
put_user(n, &list[i].idx) ||
get_user(n, &ulist[i].total) ||
put_user(n, &list[i].total) ||
get_user(n, &ulist[i].used) ||
put_user(n, &list[i].used) ||
get_user(addr, &ulist[i].address) ||
put_user(compat_ptr(addr), &list[i].address))
return -EFAULT;
}
ret = sys_ioctl(fd, DRM_IOCTL_MAP_BUFS, (unsigned long) arg64);
if (ret)
return ret;
for (i = 0; i < orig_count; i++) {
void __user *p;
if (get_user(n, &list[i].idx) ||
put_user(n, &ulist[i].idx) ||
get_user(n, &list[i].total) ||
put_user(n, &ulist[i].total) ||
get_user(n, &list[i].used) ||
put_user(n, &ulist[i].used) ||
get_user(p, &list[i].address) ||
put_user((unsigned long)p, &ulist[i].address))
return -EFAULT;
}
if (get_user(n, &arg64->count) || put_user(n, &uarg->count))
return -EFAULT;
return 0;
}
typedef struct drm32_dma {
/* Indices here refer to the offset into
buflist in drm_buf_get_t. */
int context; /* Context handle */
int send_count; /* Number of buffers to send */
u32 send_indices; /* List of handles to buffers (int *) */
u32 send_sizes; /* Lengths of data to send (int *) */
drm_dma_flags_t flags; /* Flags */
int request_count; /* Number of buffers requested */
int request_size; /* Desired size for buffers */
u32 request_indices; /* Buffer information (int *) */
u32 request_sizes; /* (int *) */
int granted_count; /* Number of buffers granted */
} drm32_dma_t;
#define DRM32_IOCTL_DMA DRM_IOWR(0x29, drm32_dma_t)
/* RED PEN The DRM layer blindly dereferences the send/request
* index/size arrays even though they are userland
* pointers. -DaveM
*/
static int drm32_dma(unsigned int fd, unsigned int cmd, unsigned long arg)
{
drm32_dma_t __user *uarg = (drm32_dma_t __user *) arg;
drm_dma_t __user *p = compat_alloc_user_space(sizeof(*p));
compat_uptr_t addr;
int ret;
if (copy_in_user(p, uarg, 2 * sizeof(int)) ||
get_user(addr, &uarg->send_indices) ||
put_user(compat_ptr(addr), &p->send_indices) ||
get_user(addr, &uarg->send_sizes) ||
put_user(compat_ptr(addr), &p->send_sizes) ||
copy_in_user(&p->flags, &uarg->flags, sizeof(drm_dma_flags_t)) ||
copy_in_user(&p->request_count, &uarg->request_count, sizeof(int))||
copy_in_user(&p->request_size, &uarg->request_size, sizeof(int)) ||
get_user(addr, &uarg->request_indices) ||
put_user(compat_ptr(addr), &p->request_indices) ||
get_user(addr, &uarg->request_sizes) ||
put_user(compat_ptr(addr), &p->request_sizes) ||
copy_in_user(&p->granted_count, &uarg->granted_count, sizeof(int)))
return -EFAULT;
ret = sys_ioctl(fd, DRM_IOCTL_DMA, (unsigned long)p);
if (ret)
return ret;
if (copy_in_user(uarg, p, 2 * sizeof(int)) ||
copy_in_user(&uarg->flags, &p->flags, sizeof(drm_dma_flags_t)) ||
copy_in_user(&uarg->request_count, &p->request_count, sizeof(int))||
copy_in_user(&uarg->request_size, &p->request_size, sizeof(int)) ||
copy_in_user(&uarg->granted_count, &p->granted_count, sizeof(int)))
return -EFAULT;
return 0;
}
typedef struct drm32_ctx_res {
int count;
u32 contexts; /* (drm_ctx_t *) */
} drm32_ctx_res_t;
#define DRM32_IOCTL_RES_CTX DRM_IOWR(0x26, drm32_ctx_res_t)
static int drm32_res_ctx(unsigned int fd, unsigned int cmd, unsigned long arg)
{
drm32_ctx_res_t __user *uarg = (drm32_ctx_res_t __user *) arg;
drm_ctx_res_t __user *p = compat_alloc_user_space(sizeof(*p));
compat_uptr_t addr;
int ret;
if (copy_in_user(p, uarg, sizeof(int)) ||
get_user(addr, &uarg->contexts) ||
put_user(compat_ptr(addr), &p->contexts))
return -EFAULT;
ret = sys_ioctl(fd, DRM_IOCTL_RES_CTX, (unsigned long)p);
if (ret)
return ret;
if (copy_in_user(uarg, p, sizeof(int)))
return -EFAULT;
return 0;
}
#endif
typedef int (* ioctl32_handler_t)(unsigned int, unsigned int, unsigned long, struct file *);
#define COMPATIBLE_IOCTL(cmd) HANDLE_IOCTL((cmd),sys_ioctl)
#define HANDLE_IOCTL(cmd,handler) { (cmd), (ioctl32_handler_t)(handler), NULL },
#define IOCTL_TABLE_START \
struct ioctl_trans ioctl_start[] = {
#define IOCTL_TABLE_END \
};
IOCTL_TABLE_START
#include <linux/compat_ioctl.h>
#define DECLARES
#include "compat_ioctl.c"
COMPATIBLE_IOCTL(FBIOGTYPE)
COMPATIBLE_IOCTL(FBIOSATTR)
COMPATIBLE_IOCTL(FBIOGATTR)
COMPATIBLE_IOCTL(FBIOSVIDEO)
COMPATIBLE_IOCTL(FBIOGVIDEO)
COMPATIBLE_IOCTL(FBIOGCURSOR32) /* This is not implemented yet. Later it should be converted... */
COMPATIBLE_IOCTL(FBIOSCURPOS)
COMPATIBLE_IOCTL(FBIOGCURPOS)
COMPATIBLE_IOCTL(FBIOGCURMAX)
/* Little k */
COMPATIBLE_IOCTL(VUIDSFORMAT)
COMPATIBLE_IOCTL(VUIDGFORMAT)
/* Little v, the video4linux ioctls */
COMPATIBLE_IOCTL(_IOR('p', 20, int[7])) /* RTCGET */
COMPATIBLE_IOCTL(_IOW('p', 21, int[7])) /* RTCSET */
COMPATIBLE_IOCTL(ENVCTRL_RD_WARNING_TEMPERATURE)
COMPATIBLE_IOCTL(ENVCTRL_RD_SHUTDOWN_TEMPERATURE)
COMPATIBLE_IOCTL(ENVCTRL_RD_CPU_TEMPERATURE)
COMPATIBLE_IOCTL(ENVCTRL_RD_FAN_STATUS)
COMPATIBLE_IOCTL(ENVCTRL_RD_VOLTAGE_STATUS)
COMPATIBLE_IOCTL(ENVCTRL_RD_SCSI_TEMPERATURE)
COMPATIBLE_IOCTL(ENVCTRL_RD_ETHERNET_TEMPERATURE)
COMPATIBLE_IOCTL(ENVCTRL_RD_MTHRBD_TEMPERATURE)
COMPATIBLE_IOCTL(ENVCTRL_RD_CPU_VOLTAGE)
COMPATIBLE_IOCTL(ENVCTRL_RD_GLOBALADDRESS)
/* COMPATIBLE_IOCTL(D7SIOCRD) same value as ENVCTRL_RD_VOLTAGE_STATUS */
COMPATIBLE_IOCTL(D7SIOCWR)
COMPATIBLE_IOCTL(D7SIOCTM)
/* OPENPROMIO, SunOS/Solaris only, the NetBSD one's have
* embedded pointers in the arg which we'd need to clean up...
*/
COMPATIBLE_IOCTL(OPROMGETOPT)
COMPATIBLE_IOCTL(OPROMSETOPT)
COMPATIBLE_IOCTL(OPROMNXTOPT)
COMPATIBLE_IOCTL(OPROMSETOPT2)
COMPATIBLE_IOCTL(OPROMNEXT)
COMPATIBLE_IOCTL(OPROMCHILD)
COMPATIBLE_IOCTL(OPROMGETPROP)
COMPATIBLE_IOCTL(OPROMNXTPROP)
COMPATIBLE_IOCTL(OPROMU2P)
COMPATIBLE_IOCTL(OPROMGETCONS)
COMPATIBLE_IOCTL(OPROMGETFBNAME)
COMPATIBLE_IOCTL(OPROMGETBOOTARGS)
COMPATIBLE_IOCTL(OPROMSETCUR)
COMPATIBLE_IOCTL(OPROMPCI2NODE)
COMPATIBLE_IOCTL(OPROMPATH2NODE)
/* Big L */
COMPATIBLE_IOCTL(LOOP_SET_STATUS64)
COMPATIBLE_IOCTL(LOOP_GET_STATUS64)
/* Big A */
COMPATIBLE_IOCTL(AUTOFS_IOC_EXPIRE_MULTI)
#if defined(CONFIG_DRM) || defined(CONFIG_DRM_MODULE)
COMPATIBLE_IOCTL(DRM_IOCTL_GET_MAGIC)
COMPATIBLE_IOCTL(DRM_IOCTL_IRQ_BUSID)
COMPATIBLE_IOCTL(DRM_IOCTL_AUTH_MAGIC)
COMPATIBLE_IOCTL(DRM_IOCTL_BLOCK)
COMPATIBLE_IOCTL(DRM_IOCTL_UNBLOCK)
COMPATIBLE_IOCTL(DRM_IOCTL_CONTROL)
COMPATIBLE_IOCTL(DRM_IOCTL_ADD_BUFS)
COMPATIBLE_IOCTL(DRM_IOCTL_MARK_BUFS)
COMPATIBLE_IOCTL(DRM_IOCTL_ADD_CTX)
COMPATIBLE_IOCTL(DRM_IOCTL_RM_CTX)
COMPATIBLE_IOCTL(DRM_IOCTL_MOD_CTX)
COMPATIBLE_IOCTL(DRM_IOCTL_GET_CTX)
COMPATIBLE_IOCTL(DRM_IOCTL_SWITCH_CTX)
COMPATIBLE_IOCTL(DRM_IOCTL_NEW_CTX)
COMPATIBLE_IOCTL(DRM_IOCTL_ADD_DRAW)
COMPATIBLE_IOCTL(DRM_IOCTL_RM_DRAW)
COMPATIBLE_IOCTL(DRM_IOCTL_LOCK)
COMPATIBLE_IOCTL(DRM_IOCTL_UNLOCK)
COMPATIBLE_IOCTL(DRM_IOCTL_FINISH)
#endif /* DRM */
COMPATIBLE_IOCTL(WIOCSTART)
COMPATIBLE_IOCTL(WIOCSTOP)
COMPATIBLE_IOCTL(WIOCGSTAT)
/* And these ioctls need translation */
/* Note SIOCRTMSG is no longer, so this is safe and * the user would have seen just an -EINVAL anyways. */
HANDLE_IOCTL(FBIOPUTCMAP32, fbiogetputcmap)
HANDLE_IOCTL(FBIOGETCMAP32, fbiogetputcmap)
HANDLE_IOCTL(FBIOSCURSOR32, fbiogscursor)
#if defined(CONFIG_DRM) || defined(CONFIG_DRM_MODULE)
HANDLE_IOCTL(DRM32_IOCTL_VERSION, drm32_version)
HANDLE_IOCTL(DRM32_IOCTL_GET_UNIQUE, drm32_getsetunique)
HANDLE_IOCTL(DRM32_IOCTL_SET_UNIQUE, drm32_getsetunique)
HANDLE_IOCTL(DRM32_IOCTL_ADD_MAP, drm32_addmap)
HANDLE_IOCTL(DRM32_IOCTL_INFO_BUFS, drm32_info_bufs)
HANDLE_IOCTL(DRM32_IOCTL_FREE_BUFS, drm32_free_bufs)
HANDLE_IOCTL(DRM32_IOCTL_MAP_BUFS, drm32_map_bufs)
HANDLE_IOCTL(DRM32_IOCTL_DMA, drm32_dma)
HANDLE_IOCTL(DRM32_IOCTL_RES_CTX, drm32_res_ctx)
#endif /* DRM */
#if 0
HANDLE_IOCTL(RTC32_IRQP_READ, do_rtc_ioctl)
HANDLE_IOCTL(RTC32_IRQP_SET, do_rtc_ioctl)
HANDLE_IOCTL(RTC32_EPOCH_READ, do_rtc_ioctl)
HANDLE_IOCTL(RTC32_EPOCH_SET, do_rtc_ioctl)
#endif
/* take care of sizeof(sizeof()) breakage */
IOCTL_TABLE_END
int ioctl_table_size = ARRAY_SIZE(ioctl_start);
