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authorMatthew Garrett <mjg@redhat.com>2009-11-13 14:57:00 -0500
committerH. Peter Anvin <hpa@zytor.com>2009-11-13 14:23:11 -0800
commitd9b263528e01bfbaf716b51f38606b3dfe5ac1e9 (patch)
tree0a10b7c3f2298d48af1ab906bb01924ad08d23fb /arch/x86/boot/video.c
parent156171c71a0dc4bce12b4408bb1591f8fe32dc1a (diff)
x86, setup: Store the boot cursor state
Add a field to store the boot cursor state and implement this for VGA on x86. This can then be used to set the default policy for the boot console. Signed-off-by: Matthew Garrett <mjg@redhat.com> LKML-Reference: <1258142222-16092-1-git-send-email-mjg@redhat.com> Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/x86/boot/video.c')
-rw-r--r--arch/x86/boot/video.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/x86/boot/video.c b/arch/x86/boot/video.c
index d42da380249..f767164cd5d 100644
--- a/arch/x86/boot/video.c
+++ b/arch/x86/boot/video.c
@@ -27,6 +27,12 @@ static void store_cursor_position(void)
boot_params.screen_info.orig_x = oreg.dl;
boot_params.screen_info.orig_y = oreg.dh;
+
+ if (oreg.ch & 0x20)
+ boot_params.screen_info.flags |= VIDEO_FLAGS_NOCURSOR;
+
+ if ((oreg.ch & 0x1f) > (oreg.cl & 0x1f))
+ boot_params.screen_info.flags |= VIDEO_FLAGS_NOCURSOR;
}
static void store_video_mode(void)