Author: ray
Date: Wed Jan 8 14:42:26 2014
New Revision: 260450
URL: http://svnweb.freebsd.org/changeset/base/260450
Log:
Restore VGA mode on vt switch. It fix VESA mode left by Xorg on exit.
Sponsored by: The FreeBSD Foundation
Modified:
head/sys/dev/vt/hw/vga/vga.c
Modified: head/sys/dev/vt/hw/vga/vga.c
==============================================================================
--- head/sys/dev/vt/hw/vga/vga.c Wed Jan 8 14:36:35 2014
(r260449)
+++ head/sys/dev/vt/hw/vga/vga.c Wed Jan 8 14:42:26 2014
(r260450)
@@ -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;
+}
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