Aren/haiku
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

removed 8 and 15bit TVout support for G100,G200: 8bit mode is troublesome indeed (at least). Tuned a bit more with picture position. Most modes for MGA_TVO revC seem OK (PAL DVD/VCD not OK yet, PAL 640x480 has a green triangle shaped distortion left onscreen).

Browse Source 
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@17445 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Rudolf Cornelissen 2006-05-13 21:44:30 +00:00
parent 82bca02b9f
commit 69e25c27b7
3 changed files with 6 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
src/add-ons/accelerants/matrox/ProposeDisplayMode.c
View File

@ -389,7 +389,9 @@ status_t PROPOSE_DISPLAY_MODE(display_mode *target, const display_mode *low, con
{
case G100:
case G200:
/* confirmed most 8-bit modes to be troublesome for TVout (data fetch errors). */
if (si->ps.tvout &&
((target->space == B_RGB16_LITTLE) || (target->space == B_RGB32_LITTLE)) &&
(target->timing.h_display <= 1024) &&
(target->timing.v_display <= 768))
{
@ -399,6 +401,7 @@ status_t PROPOSE_DISPLAY_MODE(display_mode *target, const display_mode *low, con
case G400:
case G400MAX:
if (si->ps.tvout &&
((target->space == B_RGB16_LITTLE) || (target->space == B_RGB32_LITTLE)) &&
(target->timing.h_display <= 1024) &&
(target->timing.v_display <= 768))
{

2
src/add-ons/accelerants/matrox/SetDisplayMode.c
View File

@ -390,7 +390,7 @@ status_t SET_DISPLAY_MODE(display_mode *mode_to_set)
{
/* calculate MAVEN-CRTC delay: only used during TVout */
si->crtc_delay = 17;
if (colour_depth1 <= 16) si->crtc_delay += 4;
if (colour_depth1 == 16) si->crtc_delay += 4;
/* setup CRTC1 and it's pixelclock for TVout */
maventv_init(target);
}

2
src/add-ons/accelerants/matrox/engine/mga_maventv.c
View File

@ -783,6 +783,8 @@ int maventv_init(display_mode target)
case ((TV_NTSC << (14 - 9)) | 720): /* NTSC DVD mode */
/* horizontal: adhere to CRTC granularity (8) */
tv_target.timing.h_total = 784;
/* MGA_TVOs need additional tweaking */
if (!si->ps.secondary_head) si->crtc_delay += 12;
break;
case ((TV_PAL << (14 - 9)) | 768): /* PAL VCD mode */
/* horizontal: adhere to CRTC granularity (8) */