提交 f6a0b5cd 编写于 作者: L Linus Torvalds

Merge branch 'x86-setup-for-linus' of...

Merge branch 'x86-setup-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip

* 'x86-setup-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
  x86, setup: Don't skip mode setting for the standard VGA modes
  x86-64, setup: Inhibit decompressor output if video info is invalid
  x86, setup: When restoring the screen, update boot_params.screen_info
......@@ -180,11 +180,9 @@ static void __putstr(int error, const char *s)
return;
#endif
#ifdef CONFIG_X86_32
if (real_mode->screen_info.orig_video_mode == 0 &&
lines == 0 && cols == 0)
return;
#endif
x = real_mode->screen_info.orig_x;
y = real_mode->screen_info.orig_y;
......
......@@ -42,22 +42,15 @@ static u8 vga_set_basic_mode(void)
{
struct biosregs ireg, oreg;
u16 ax;
u8 rows;
u8 mode;
initregs(&ireg);
/* Query current mode */
ax = 0x0f00;
intcall(0x10, &ireg, &oreg);
mode = oreg.al;
set_fs(0);
rows = rdfs8(0x484); /* rows minus one */
if ((oreg.ax == 0x5003 || oreg.ax == 0x5007) &&
(rows == 0 || rows == 24))
return mode;
if (mode != 3 && mode != 7)
mode = 3;
......
......@@ -298,11 +298,18 @@ static void restore_screen(void)
}
/* Restore cursor position */
if (saved.curx >= xs)
saved.curx = xs-1;
if (saved.cury >= ys)
saved.cury = ys-1;
initregs(&ireg);
ireg.ah = 0x02; /* Set cursor position */
ireg.dh = saved.cury;
ireg.dl = saved.curx;
intcall(0x10, &ireg, NULL);
store_cursor_position();
}
void set_video(void)
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册