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linux-user: support the KDSIGACCEPT ioctl

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Add a definition of the KDSIGACCEPT ioctl & allow its use by target
programs.

Signed-off-by: Paul Burton <paul@archlinuxmips.org>
Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
This commit is contained in:
Paul Burton 2014-06-22 11:25:47 +01:00 committed by Riku Voipio
parent b67d80311a
commit ca56f5b596
3 changed files with 9 additions and 0 deletions
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1
linux-user/ioctls.h
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@ -64,6 +64,7 @@
IOCTL(KDSKBLED, 0, TYPE_INT)
IOCTL(KDGETLED, 0, TYPE_INT)
IOCTL(KDSETLED, 0, TYPE_INT)
IOCTL_SPECIAL(KDSIGACCEPT, 0, do_ioctl_kdsigaccept, TYPE_INT)
IOCTL(BLKROSET, IOC_W, MK_PTR(TYPE_INT))
IOCTL(BLKROGET, IOC_R, MK_PTR(TYPE_INT))

7
linux-user/syscall.c
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@ -3689,6 +3689,13 @@ static abi_long do_ioctl_rt(const IOCTLEntry *ie, uint8_t *buf_temp,
return ret;
}
static abi_long do_ioctl_kdsigaccept(const IOCTLEntry *ie, uint8_t *buf_temp,
int fd, abi_long cmd, abi_long arg)
{
int sig = target_to_host_signal(arg);
return get_errno(ioctl(fd, ie->host_cmd, sig));
}
static IOCTLEntry ioctl_entries[] = {
#define IOCTL(cmd, access, ...) \
{ TARGET_ ## cmd, cmd, #cmd, access, 0, { __VA_ARGS__ } },

1
linux-user/syscall_defs.h
View File

@ -831,6 +831,7 @@ struct target_pollfd {
#define TARGET_KDSKBLED 0x4B65 /* set led flags (not lights) */
#define TARGET_KDGETLED 0x4B31 /* return current led state */
#define TARGET_KDSETLED 0x4B32 /* set led state [lights, not flags] */
#define TARGET_KDSIGACCEPT 0x4B4E
#define TARGET_SIOCATMARK 0x8905