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linux-user: KD/VT/FB ioctls 

everything needed to run SDL on a framebuffer device in the userspace emulator

Signed-off-by: Ulrich Hecht <uli@suse.de>
Signed-off-by: Riku Voipio <riku.voipio@iki.fi>
This commit is contained in:
Ulrich Hecht 2009-10-16 17:00:44 +02:00 committed by Riku Voipio
parent cf6de34aec
commit f7680a5593
4 changed files with 83 additions and 0 deletions
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14
linux-user/ioctls.h
View File

@ -53,7 +53,10 @@
IOCTL(KIOCSOUND, 0, TYPE_INT)
IOCTL(KDMKTONE, 0, TYPE_INT)
IOCTL(KDSETMODE, 0, TYPE_INT)
IOCTL(KDGKBTYPE, IOC_R, MK_PTR(TYPE_CHAR))
IOCTL(KDGKBMODE, IOC_R, MK_PTR(TYPE_INT))
IOCTL(KDSKBMODE, 0, TYPE_INT)
IOCTL(KDGKBENT, IOC_RW, MK_PTR(MK_STRUCT(STRUCT_kbentry)))
IOCTL(KDGKBSENT, IOC_RW, MK_PTR(MK_STRUCT(STRUCT_kbsentry)))
@ -314,3 +317,14 @@
IOCTL(MTIOCTOP, IOC_W, MK_PTR(MK_STRUCT(STRUCT_mtop)))
IOCTL(MTIOCGET, IOC_R, MK_PTR(MK_STRUCT(STRUCT_mtget)))
IOCTL(MTIOCPOS, IOC_R, MK_PTR(MK_STRUCT(STRUCT_mtpos)))
IOCTL(FBIOGET_FSCREENINFO, IOC_R, MK_PTR(MK_STRUCT(STRUCT_fb_fix_screeninfo)))
IOCTL(FBIOGET_VSCREENINFO, IOC_R, MK_PTR(MK_STRUCT(STRUCT_fb_var_screeninfo)))
IOCTL(FBIOPUT_VSCREENINFO, IOC_W, MK_PTR(MK_STRUCT(STRUCT_fb_var_screeninfo)))
IOCTL(VT_OPENQRY, IOC_R, MK_PTR(TYPE_INT))
IOCTL(VT_GETSTATE, IOC_R, MK_PTR(MK_STRUCT(STRUCT_vt_stat)))
IOCTL(VT_ACTIVATE, 0, TYPE_INT)
IOCTL(VT_WAITACTIVE, 0, TYPE_INT)
IOCTL(VT_LOCKSWITCH, 0, TYPE_INT)
IOCTL(VT_UNLOCKSWITCH, 0, TYPE_INT)

2
linux-user/syscall.c
View File

@ -79,6 +79,8 @@
#include <linux/kd.h>
#include <linux/mtio.h>
#include <linux/fs.h>
#include <linux/fb.h>
#include <linux/vt.h>
#include "linux_loop.h"
#include "qemu.h"

16
linux-user/syscall_defs.h
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@ -660,6 +660,9 @@ struct target_pollfd {
#define TARGET_KIOCSOUND 0x4B2F /* start sound generation (0 for off) */
#define TARGET_KDMKTONE 0x4B30 /* generate tone */
#define TARGET_KDGKBTYPE 0x4b33
#define TARGET_KDSETMODE 0x4b3a
#define TARGET_KDGKBMODE 0x4b44
#define TARGET_KDSKBMODE 0x4b45
#define TARGET_KDGKBENT 0x4B46 /* gets one entry in translation table */
#define TARGET_KDGKBSENT 0x4B48 /* gets one function key string entry */
@ -874,6 +877,19 @@ struct target_pollfd {
#define TARGET_LOOP_GET_STATUS64 0x4C05
#define TARGET_LOOP_CHANGE_FD 0x4C06
/* fb ioctls */
#define TARGET_FBIOGET_VSCREENINFO 0x4600
#define TARGET_FBIOPUT_VSCREENINFO 0x4601
#define TARGET_FBIOGET_FSCREENINFO 0x4602
/* vt ioctls */
#define TARGET_VT_OPENQRY 0x5600
#define TARGET_VT_GETSTATE 0x5603
#define TARGET_VT_ACTIVATE 0x5606
#define TARGET_VT_WAITACTIVE 0x5607
#define TARGET_VT_LOCKSWITCH 0x560b
#define TARGET_VT_UNLOCKSWITCH 0x560c
/* from asm/termbits.h */
#define TARGET_NCC 8

51
linux-user/syscall_types.h
View File

@ -114,3 +114,54 @@ STRUCT(mtop, TYPE_SHORT, TYPE_INT)
STRUCT(mtget, TYPE_LONG, TYPE_LONG, TYPE_LONG, TYPE_LONG, TYPE_LONG,
TYPE_INT, TYPE_INT)
STRUCT(mtpos, TYPE_LONG)
STRUCT(fb_fix_screeninfo,
MK_ARRAY(TYPE_CHAR, 16), /* id */
TYPE_ULONG, /* smem_start */
TYPE_INT, /* smem_len */
TYPE_INT, /* type */
TYPE_INT, /* type_aux */
TYPE_INT, /* visual */
TYPE_SHORT, /* xpanstep */
TYPE_SHORT, /* ypanstep */
TYPE_SHORT, /* ywrapstep */
TYPE_INT, /* line_length */
TYPE_ULONG, /* mmio_start */
TYPE_INT, /* mmio_len */
TYPE_INT, /* accel */
MK_ARRAY(TYPE_CHAR, 3)) /* reserved */
STRUCT(fb_var_screeninfo,
TYPE_INT, /* xres */
TYPE_INT, /* yres */
TYPE_INT, /* xres_virtual */
TYPE_INT, /* yres_virtual */
TYPE_INT, /* xoffset */
TYPE_INT, /* yoffset */
TYPE_INT, /* bits_per_pixel */
TYPE_INT, /* grayscale */
MK_ARRAY(TYPE_INT, 3), /* red */
MK_ARRAY(TYPE_INT, 3), /* green */
MK_ARRAY(TYPE_INT, 3), /* blue */
MK_ARRAY(TYPE_INT, 3), /* transp */
TYPE_INT, /* nonstd */
TYPE_INT, /* activate */
TYPE_INT, /* height */
TYPE_INT, /* width */
TYPE_INT, /* accel_flags */
TYPE_INT, /* pixclock */
TYPE_INT, /* left_margin */
TYPE_INT, /* right_margin */
TYPE_INT, /* upper_margin */
TYPE_INT, /* lower_margin */
TYPE_INT, /* hsync_len */
TYPE_INT, /* vsync_len */
TYPE_INT, /* sync */
TYPE_INT, /* vmode */
TYPE_INT, /* rotate */
MK_ARRAY(TYPE_INT, 5)) /* reserved */
STRUCT(vt_stat,
TYPE_SHORT, /* v_active */
TYPE_SHORT, /* v_signal */
TYPE_SHORT) /* v_state */