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linux-user: Implement BLKPG ioctl

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Signed-off-by: Andreas Färber <afaerber@suse.de>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
This commit is contained in:
Andreas Färber 2014-01-18 07:38:30 +01:00 committed by Riku Voipio
parent 501bb4b0cb
commit fff8c539bd
4 changed files with 16 additions and 0 deletions
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1
linux-user/ioctls.h
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@ -77,6 +77,7 @@
IOCTL(BLKRAGET, IOC_R, MK_PTR(TYPE_LONG))
IOCTL(BLKSSZGET, IOC_R, MK_PTR(TYPE_LONG))
IOCTL(BLKBSZGET, IOC_R, MK_PTR(TYPE_INT))
IOCTL(BLKPG, IOC_W, MK_PTR(MK_STRUCT(STRUCT_blkpg_ioctl_arg)))
#ifdef FIBMAP
IOCTL(FIBMAP, IOC_W | IOC_R, MK_PTR(TYPE_LONG))
#endif

1
linux-user/syscall.c
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@ -107,6 +107,7 @@ int __clone2(int (*fn)(void *), void *child_stack_base,
#include <linux/reboot.h>
#include <linux/route.h>
#include <linux/filter.h>
#include <linux/blkpg.h>
#include "linux_loop.h"
#include "cpu-uname.h"

1
linux-user/syscall_defs.h
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@ -901,6 +901,7 @@ struct target_pollfd {
#define TARGET_BLKSECTSET TARGET_IO(0x12,102)/* set max sectors per request (ll_rw_blk.c) */
#define TARGET_BLKSECTGET TARGET_IO(0x12,103)/* get max sectors per request (ll_rw_blk.c) */
#define TARGET_BLKSSZGET TARGET_IO(0x12,104)/* get block device sector size */
#define TARGET_BLKPG TARGET_IO(0x12,105)/* Partition table and disk geometry handling */
/* A jump here: 108-111 have been used for various private purposes. */
#define TARGET_BLKBSZGET TARGET_IOR(0x12, 112, abi_ulong)
#define TARGET_BLKBSZSET TARGET_IOW(0x12, 113, abi_ulong)

13
linux-user/syscall_types.h
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@ -240,3 +240,16 @@ STRUCT(fiemap,
TYPE_INT, /* fm_mapped_extents */
TYPE_INT, /* fm_extent_count */
TYPE_INT) /* fm_reserved */
STRUCT(blkpg_partition,
TYPE_LONGLONG, /* start */
TYPE_LONGLONG, /* length */
TYPE_INT, /* pno */
MK_ARRAY(TYPE_CHAR, BLKPG_DEVNAMELTH), /* devname */
MK_ARRAY(TYPE_CHAR, BLKPG_VOLNAMELTH)) /* volname */
STRUCT(blkpg_ioctl_arg,
TYPE_INT, /* op */
TYPE_INT, /* flags */
TYPE_INT, /* datalen */
MK_PTR(MK_STRUCT(STRUCT_blkpg_partition))) /* data */