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Restore VGA mode on vt switch. It fix VESA mode left by Xorg on exit.

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Sponsored by:	The FreeBSD Foundation
This commit is contained in:
Aleksandr Rybalko 2014-01-08 14:42:26 +00:00
parent 57a9b881a3
commit 92762d566e
1 changed files with 12 additions and 0 deletions
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12
sys/dev/vt/hw/vga/vga.c
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@ -75,12 +75,14 @@ static vd_init_t vga_init;
static vd_blank_t vga_blank;
static vd_bitbltchr_t vga_bitbltchr;
static vd_putchar_t vga_putchar;
static vd_postswitch_t vga_postswitch;
static const struct vt_driver vt_vga_driver = {
.vd_init = vga_init,
.vd_blank = vga_blank,
.vd_bitbltchr = vga_bitbltchr,
.vd_putchar = vga_putchar,
.vd_postswitch = vga_postswitch,
.vd_priority = VD_PRIORITY_GENERIC,
};
@ -602,3 +604,13 @@ vga_init(struct vt_device *vd)
return (CN_INTERNAL);
}
static void
vga_postswitch(struct vt_device *vd)
{
/* Reinit VGA mode, to restore view after app which change mode. */
vga_initialize(vd, (vd->vd_flags & VDF_TEXTMODE));
/* Ask vt(9) to update chars on visible area. */
vd->vd_flags |= VDF_INVALID;
}