kern/144654: [vesa] VESA support broken on FreeBSD 8.0 Stable [regression]

Jung-uk Kim jkim at FreeBSD.org
Mon Mar 15 18:41:25 UTC 2010


I need little bit more information.  Does it respond to ping when it 
happens?  Can you switch to other modes?  Can you please try the 
attached patch?

BTW, your VESA BIOS is reporting all modes are VGA compatible, which 
is impossible.

Thanks,

Jung-uk Kim
-------------- next part --------------
Index: sys/dev/fb/vesa.c
===================================================================
--- sys/dev/fb/vesa.c	(revision 205172)
+++ sys/dev/fb/vesa.c	(working copy)
@@ -1241,7 +1241,6 @@ vesa_set_mode(video_adapter_t *adp, int mode)
 
 	if ((vesa_adp_info->v_flags & V_DAC8) != 0 &&
 	    (info.vi_flags & V_INFO_GRAPHICS) != 0 &&
-	    (info.vi_flags & V_INFO_NONVGA) != 0 &&
 	    vesa_bios_set_dac(8) > 6)
 		adp->va_flags |= V_ADP_DAC8;
 
@@ -1322,8 +1321,7 @@ vesa_save_palette(video_adapter_t *adp, u_char *pa
 {
 	int bits;
 
-	if (adp == vesa_adp && VESA_MODE(adp->va_mode) &&
-	    (adp->va_info.vi_flags & V_INFO_NONVGA) != 0) {
+	if (adp == vesa_adp && VESA_MODE(adp->va_mode)) {
 		bits = (adp->va_flags & V_ADP_DAC8) != 0 ? 8 : 6;
 		return (vesa_bios_save_palette(0, 256, palette, bits));
 	}
@@ -1336,8 +1334,7 @@ vesa_load_palette(video_adapter_t *adp, u_char *pa
 {
 	int bits;
 
-	if (adp == vesa_adp && VESA_MODE(adp->va_mode) &&
-	    (adp->va_info.vi_flags & V_INFO_NONVGA) != 0) {
+	if (adp == vesa_adp && VESA_MODE(adp->va_mode)) {
 		bits = (adp->va_flags & V_ADP_DAC8) != 0 ? 8 : 6;
 		return (vesa_bios_load_palette(0, 256, palette, bits));
 	}
@@ -1544,8 +1541,6 @@ get_palette(video_adapter_t *adp, int base, int co
 		return (1);
 	if (!VESA_MODE(adp->va_mode))
 		return (1);
-	if ((adp->va_info.vi_flags & V_INFO_NONVGA) == 0)
-		return (1);
 
 	bits = (adp->va_flags & V_ADP_DAC8) != 0 ? 8 : 6;
 	r = malloc(count * 3, M_DEVBUF, M_WAITOK);
@@ -1582,8 +1577,6 @@ set_palette(video_adapter_t *adp, int base, int co
 		return (1);
 	if (!VESA_MODE(adp->va_mode))
 		return (1);
-	if ((adp->va_info.vi_flags & V_INFO_NONVGA) == 0)
-		return (1);
 
 	bits = (adp->va_flags & V_ADP_DAC8) != 0 ? 8 : 6;
 	r = malloc(count * 3, M_DEVBUF, M_WAITOK);


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