Intel Confidential
CPD System Software Engineering (Mobility Group)
Intel® Graphics Media Accelerator
Video BIOS
Release Document
Microsoft*
Windows* 2000
Microsoft* Windows* XP
Microsoft*
Vista*
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This
document is organized into two sections. Section A documents information only
on PV and corresponding Hot Fix releases. Section A is updated only when a PV
release or a corresponding Hot Fix Release is made. “PV Build” column reflects
the build done by adding code changes related to “Changes from Baseline Build
(RCR#/DCN#)” to the build indicated by
“Baseline Build#”.
Section
B documents information on weekly Video BIOS builds. Build numbers in blue indicate change in build from last week for a
specific chipset.
A. Video BIOS PV and Hot Fix Releases
|
PC 14.4 |
PV Build & Date |
Chipset |
Baseline Build # |
Changes from Baseline Build (RCR#/DCN#) |
Notes |
|
3394 7/16/2004 |
CopperRiver |
3359 |
DCN 318504 |
See details on DCN below. |
|
|
1327 05/05/2006 |
915G |
3362 |
DCN 461491 DCN 459737 DCN 458542 DCN 435150 DCN 430314 DCN 436595 DCN 435196 DCN 435430 DCN 435416 DCN 433137 DCN 434634 DCN 433881 DCN 432586 BUG 1663413 / DCN 432755 BUG 1661039 / DCN 432456 BUG 1650139 / DCN 432416 BUG 1592361 / DCN 432017 BUG 1640106 / DCN 432042 DCN 432034 BUG 1655364
/ DCN 431334 DCN
431069 DCN
430784 DCN
430573 DCN
429371 DCN
429898 DCN
426915 DCN
426335 DCN
426925 RCR
227931/ DCN 318291 RCR 281266 / DCN 381294 BUG 1257443 / DCN 318511 BUG
1429262 / DCN 319106 DCN
429332 DCN
427510 DCN
426925 BUG 1257443 / DCN
318511 BUG 1429262 / DCN 319106 DCN
426333 BUG
1603055, BUG
1603059 / DCN 425611 BUG
1591728, 1602995
/ DCN 426372 DCN 424901 DCN 424688 DCN 424147 DCN 423889 DCN 424142 DCN 424128 RCR 289449 / DCN 423889 DCN 322918 DCN 322890 DCN 319106 DCN 321755 DCN 320875 BUG 1257443 / DCN 318511 DCN 322130 RCR 289449 / DCN 322205 RCR 288519 / DCN 322853 |
See details for RCR/DCN below. |
|
|
PC 14.8 |
PV Build & Date |
Chipset |
Baseline Build # |
Changes from Baseline Build (RCR#/DCN#) |
Notes |
|
1411 12/14/2006 |
915GM (Alviso) |
3412 |
DCN
504556 DCN
504556 DCN
460377 DCN
461488 DCN
459738 DCN
460150 DCN
459768 DCN
458541 DCN
458107 DCN
457718 DCN
430315 DCN
458107 DCN
436593 DCN
436656 DCN
433390 DCN 433136 DCN 434633 DCN 433853 DCN 432585 BUG 1663413 / DCN 432757 BUG 1661098 / DCN 432479 BUG 1661039 / DCN 432449 BUG 1654828 / DCN 431356 BUG 1650139 / DCN 431356 BUG 1592361 / DCN 432019 BUG 1640106 / DCN 431379 DCN 430583 RCR 926507 / DCN 431489 BUG 1655364 / DCN 431335 BUG 1557554 / DCN 425242 DCN 431070 DCN 430781 BUG 1646938 / DCN 430782 DCN 427469 DCN 429618 DCN 429958 BUG
1638049 / DCN 429715 DCN
428993 DCN
429298 RCR
906257 / DCN 428231 BUG
1633536/DCN 428196 DCN
428197 BUG
1623036 / DCN 427942 BUG
1622125 / DCN 427894 DCN
427510 DCN 426425 DCN
427124 DCN
426335 DCN
426332 BUG
1602744 / DCN 425406 BUG
1603055, 1603059
/ DCN 425455 BUG
1591728, 1602995
/ DCN 426374 BUG 1598241 / DCN 425604 RCR 904115 / DCN 425927 DCN 423816 DCN 425143 DCN 424148 DCN 424150 RCR 289449 / DCN 423888 BUG 1565799 / DCN
432842 BUG 1572216 / DCN
423259 DCN 322919 DCN 322774 DCN 321756 DCN 321904 DCN 321904 RCR 289449 / DCN 322204 BUG 155912 / DCN 322854 RCR 288519 / DCN 322854 DCN 628492 |
See details for RCR/DCN
below. |
|
|
PC 14.12 |
PV Build & Date |
Chipset |
Baseline Build # |
Changes from Baseline Build (RCR#/DCN#) |
Notes |
|
1374 08/25/2006 |
945G (Lakeport) |
1217 |
DCN
483767 DCN
483767 DCN
461352 DCN
459739 DCN
458540 DCN
430363 DCN
430314 DCN
436594 DCN
436265 DCN
435415 DCN
433135 DCN 434632 DCN
433852 DCN 432587 BUG 1663413 / DCN 432754 BUG 1661039 / DCN 432435 BUG 1650139 / DCN 432415 BUG 1592361 / DCN 432020 BUG 1640106 / DCN 432040 DCN 432035 BUG 1655364 / DCN 431424 DCN 431071 DCN 430572 DCN 429615 DCN 429957 DCN 429609 BUG 1638049 / DCN 429715 DCN 429297 DCN 428332 DCN 428197 |
See details for RCR/DCN below. |
|
|
PC 14.18 |
PV Build & Date |
Chipset |
Baseline Build # |
Changes from Baseline Build (RCR#/DCN#) |
Notes |
|
1588 01/24/2008 |
945GM (Calistoga) |
1256 |
DCN
516804 DCN
516293 DCN
515911 DCN
505438 DCN
515899 DCN
504533 DCN
504673 DCN
483767 DCN
482904 DCN
460487 DCN
459794 DCN
460832 DCN
460334 DCN
459063 DCN
460196 DCN
459743 DCN
460159 DCN
459505 DCN
459310 DCN
457779 DCN
458105 DCN
457719 DCN
458109 DCN
430301 DCN
458105 DCN 436592 DCN
436621 DCN
436265 DCN 435414 DCN 628062 DCN 983189 DCN 628322 DCN
628919 DCN
629989 DCN
628495 DCN
630565 DCN
631252 DCN
631644 DCN
631475 DCN
631796 DCN
631884 DCN 633960 DCN 633784 DCN
634124 DCN
634542 DCN
634242 DCN
634536 DCN
634922 DCN 635871 DCN
636310 |
See details for RCR/DCN below. |
|
|
PC 14.21 |
PV Build & Date |
Chipset |
Baseline Build # |
Changes from Baseline Build (RCR#/DCN#) |
Notes |
|
1653 06/09/2008 |
Q965/Q963/G965 (Broadwater) |
1348 |
DCN
516804 DCN
516293 DCN
515899 DCN 505143 DCN
504673 DCN
504497 DCN
494381 DCN
628062 DCN
628062 DCN
628919 DCN
628996 DCN
628992 DCN
628682 DCN
630565 DCN
631252 DCN
631644 DCN
631796 DCN
631697 DCN
631884 DCN
632157 DCN
632685 DCN
632968 DCN 633960 DCN
634124 DCN
634542 DCN
634242 DCN 634536 DCN
634922 DCN
635655 DCN
635871 DCN
636310 DCN
636768 DCN
682784 |
See details for RCR/DCN below. |
|
|
PC 14.27 |
PV Build & Date |
Chipset |
Baseline Build # |
Changes from Baseline Build (RCR#/DCN#) |
Notes |
|
1653 06/09/2008 |
GM965/PM985/GL960 (Crestline) |
1436 |
DCN
630565 DCN
631252 DCN
631644 DCN 631475 DCN
631796 DCN
631884 DCN
632157 DCN
632685 DCN
632905 DCN
633406 DCN 633960 DCN
634124 DCN
634542 DCN
634242 DCN
634536 DCN
634922 DCN
634959 DCN
635871 DCN
636310 DCN 682931 DCN
682784 |
See details for RCR/DCN below. |
|
|
PC 14.29 |
PV Build & Date |
Chipset |
Baseline Build # |
Changes from Baseline Build (RCR#/DCN#) |
Notes |
|
1653 06/09/2008 |
Q33/Q35/G33
(Bearlake) |
1471 |
DCN
631884 DCN
632685 DCN 633960 DCN 633784 DCN
634124 DCN
634542 DCN
634242 DCN
634536 DCN
634922 DCN
635655 DCN
635871 DCN
636310 DCN
636768 DCN
682784 |
See details for RCR/DCN below. |
|
Latest Video BIOS Builds Since: 10/29/2008 |
|
|
Build # |
Chipset Family |
|
1706 |
GL40/GM45 (Cantiga) |
|
1704 |
G41/G43/G45/Q43/Q45 (Eaglelake) |
|
1653 |
Q33/Q35/G33 (Bearlake) |
|
1668 |
GM965/PM985/GL960 (Crestline) |
|
1653 |
Q965/Q963/G965 (Broadwater) |
|
1588 |
945GM
(Calistoga) |
|
1374 |
945G
(Lakeport) |
|
1411 |
915GM
(Alviso) |
|
3394 |
Copper
River (CR) |
|
1327 |
915G
(Grantsdale) |
|
1252 |
865G (Springdale) |
|
1270 |
855GM (MGM) |
|
3364 |
845G
(Brookdale) |
|
3361 |
830M |
B.
Video BIOS Weekly Builds
|
Video BIOS Release
Note: 10/29/2008 |
||||||
|
Sighting# |
Bug# |
RCR# |
DCN# |
Description/Issue
fixed |
Chipset
Family Affected |
Build |
|
N/A |
N/A |
N/A |
702019 |
Addition of new VBT byte (Power Cycle Delay) for eDP. |
GL40/GM45 |
1706 |
|
N/A |
N/A |
1022383 |
702284 |
Algorithm change to detect
single channel for Jones 1.0 - 1366x768 mode |
GL40/GM45 |
1706 |
|
N/A |
2742628 |
N/A |
702201 |
Fixed
the issue of POST/DOS screens not Visible on DVI panels with
EDID extension block |
Canitga G41/G43/G45/Q43/Q45 |
1704 |
|
N/A |
2807378 |
N/A |
702240 |
Fixed
the issue of Screen tearing on Q45/G43 When running "One key
Recovery" |
GL40/GM45 G41/G43/G45/Q43/Q45 |
1704 |
|
N/A |
2787486 |
N/A |
701989 |
Fixed
the issue of DVI & DP not displaying
full-screen command prompt |
G41/G43/G45/Q43/Q45 |
1702 |
|
N/A |
2787614 |
N/A |
701909 |
Fixed
the issue of Windows logo becoming small one when we entered S4 under Win XP
on SDVO LVDS display |
GL40/GM45 G41/G43/G45/Q43/Q45 |
1702 |
|
N/A |
2788146 |
N/A |
701909 |
Fixed the
issue of DP -
Display losing sync and not working after repeat reboots with E1909
DisplayPort Panel |
GL40/GM45 G41/G43/G45/Q43/Q45 |
1688 |
|
N/A |
2554437 |
N/A |
701925 |
Fixed the
issue of Functional Failure / VBIOS - Test ID 38997 - 4f05 - The Fail count
of log file is not zero. |
GL40/GM45 G41/G43/G45/Q43/Q45 |
1688 |
|
N/A |
N/A |
1022262 |
701770 |
Added new VBT settings to distinguish between SDDRS and DRRS
panels |
GL40/GM45 |
1688 |
|
N/A |
2742603 |
N/A |
701834 |
Added
support for DDM displays by enabling Panel Filter on EFP-like displays |
GL40/GM45, G41/G43/G45/Q43/Q45 |
1684 |
|
N/A |
2787562 |
N/A |
701848 |
Fixed the
issue of Green horizontal noise appearing during boot-up on SDVO LVDS screen |
G41/G43/G45/Q43/Q45 |
1684 |
|
N/A |
N/A |
N/A |
683675 |
Enabled
Embedded display port support. |
GL40/GM45 |
1681 |
|
2787347 2787349(Duplicate) 2743158(Duplicate) |
N/A |
1022459 |
701740 |
Fixed
the issue of boot screens not being visible when DP monitor was connected |
GL40/GM45 G41/G43/G45/Q43/Q45 |
1676 |
|
N/A |
N/A |
1022459 |
683639 |
Added support
for automatic retrieval of color depth information from EDID header |
GL40/GM45 |
1673 |
|
N/A |
2557194 |
N/A |
683085 |
Resolved blank screen display on TV in FSDOS mode
issue |
GL40/GM45 GM965/PM985/GL960 |
1668 |
|
N/A |
N/A |
1022351 |
683291 |
Implemented
code changes for enabling eDP |
GL40/GM45 |
1668 |
|
N/A |
2560829 |
N/A |
683413 |
Fixed
issue of intermittent CRT detection failure during reboot cycles (BUN ID# 08ww27#0). |
G41/G43/G45/Q43/Q45 |
1666 |
|
N/A |
N/A |
N/A |
682932 |
Code
changes for ELK DP compliance issue (BUN ID# 08ww22, HW sighting #3219662). Fixed DP
issue related to programming link parameters |
G41/G43/G45/Q43/Q45 GL40/GM45 |
1659 |
|
N/A |
2561206 |
N/A |
683267 |
Fixed issue of external DP display
having no system password screen after S3 resume |
G41/G43/G45/Q43/Q45 GL40/GM45 |
1659 |
|
N/A |
2560562 |
N/A |
683084 |
Fixed
integrated TV out detection issue that caused display switch hotkey to not function
properly. |
GL40/GM45 |
1654 |
|
N/A |
N/A |
1011834 |
682784 |
Enable
HDMI as selectable device type in VBT for SDVO devices |
G41/G43/G45/Q43/Q45 GL40/GM45 Q33/Q35/G33 G965/Q963/Q965 GM965/PM985/GL960 |
1653 |
|
N/A |
N/A |
1022259 |
637301 |
VBIOS
function/feature removal to make space for future features |
G41/G43/G45/Q43/Q45 GL40/GM45 |
1653 |
|
N/A |
2559329 |
N/A |
683027 |
Fixed
issue of incorrect clock programming resulting in corruption on LVDS |
G41/G43/G45/Q43/Q45 GL40/GM45 |
1653 |
|
N/A |
2560531 |
N/A |
682931 |
Fixed
issue of BSOD screen displayed at the left top corner |
GM965/PM985/GL960 GL40/GM45 |
1646 |
|
N/A |
2558983 |
N/A |
682908 |
Fixed issue of EFP2 encoder detection
failure when DVI and HDMI devices are configured in VBT. |
GL40/GM45 G41/G43/G45/Q43/Q45 |
1646 |
|
N/A |
N/A |
N/A |
682929 |
Implemented HDCP workaround. |
G41/G43/G45/Q43/Q45 |
1646 |
|
N/A |
2554915 |
N/A |
637950 |
Fixed issue
of screen corruption observed when BSOD occurs. |
GL40/GM45 |
1642 |
|
N/A |
2559090 |
N/A |
682751 |
Fixed issue of incorrect return
value from the interface that gets the LFP panel number (5F61h, 05h). |
GL40/GM45 |
1642 |
|
N/A |
2560143 |
N/A |
682821 |
Re-enabled the VESA OEM function,
4F14h, 91h. |
GL40/GM45 |
1642 |
|
N/A |
2559063 |
N/A |
637979 |
Fixed
issue of incorrect EDID data read from Display Port panel |
G41/G43/G45/Q43/Q45 GL40/GM45 |
1637 |
|
N/A |
2558617 2558622 |
N/A |
637570 |
Fixed
screen flicker issue in DOS mode on 1366x768 panel |
GL40/GM45 |
1629 |
|
N/A |
N/A |
N/A |
637570 |
Fixed BMP tool showing error in
SDVO LVDS panel connector type |
G41/G43/G45/Q43/Q45 GL40/GM45 |
1629 |
|
N/A |
N/A |
N/A |
637490 |
Fixed DP detection issue with VESA
OEM function (4F14h) |
GL40/GM45 |
1625 |
|
N/A |
2556763 |
N/A |
637242 |
Fixed VBIOS hang issue during POST
when VESA VBE mode set was done with greater than 64MB UMA size selected. |
G41/G43/G45/Q43/Q45 |
1623 |
|
N/A |
2556763 |
N/A |
637242 |
Fixed VBIOS hang issue during POST
when VESA VBE mode set was done with greater than 64MB UMA size selected. |
GL40/GM45 |
1622 |
|
N/A |
N/A |
N/A |
637342 |
Add eDP support
(feature disabled) |
GL40/GM45 |
1622 |
|
N/A |
N/A |
N/A |
637133 |
Fixed LVDS blank screen when
Pipe-A is used. |
GL40/GM45 |
1618 |
|
N/A |
N/A |
N/A |
N/A |
N/A |
G41/G43/G45/Q43/Q45 |
1613 |
|
N/A |
2557178 |
N/A |
636874 |
Fixed issue with some display mode
when UMA size less than 32 MB selected. |
G41/G43/G45/Q43/Q45 |
1607 |
|
304595 |
N/A |
N/A |
636874 |
Enabled DP unit level clock gate
(BUN#08ww04#2) |
G41/G43/G45/Q43/Q45 |
1607 |
|
N/A |
N/A |
N/A |
636874 |
Fixed VESA DDC function failure
for DP (4F15h). Fixed DP black screen issue after
Device Detection (5F64 – 02h) is executed Fixed issue that VBIOS did not
hand off GMBUS properly, so driver could not detect iHDMI display |
G41/G43/G45/Q43/Q45 |
1607 |
|
N/A |
2556008 2557178 |
N/A |
636874 |
Fixed LVDS blank issue when mode
switching is done repeatedly Fixed issue with some display mode
when UMA size less than 32 MB selected Fixed wrong LVDS reference divider
value Enabled DP unit level clock gate
(BUN #08ww04#2) Fixed VESA DDC function failure
for DP (4F15h) Fixed DP black screen issue after
Device Detection (5F64h – 02h) is executed Fixed issue that VBIOS did hand
off GMBUS properly so driver could not detect iHDMI display |
GL40/GM45 |
1604 |
|
N/A |
N/A |
976611 |
637086 |
Improve VBIOS
BMP for LVDS interface to be more user friendly |
GL40/GM45 |
1604 |
|
N/A |
N/A |
N/A |
636889 |
Implemented new
set of VESA OEM functions (4F14h). Fixed Panel
glitch issue during POST. Increase timeout
for GMBUS access |
GL40/GM45 |
1598 |
|
N/A |
2555405 |
N/A |
636768 |
Fixed SPD
access issues on some SDVO add2cards by initializing GMBUS frequency before
accessing the addcard SPD |
G965/Q963/Q965 Q33/Q35/G33 G41/G43/G45/Q43/Q45 |
1594 |
|
N/A |
N/A |
N/A |
636428 |
1- Fixed display issue on DVI via issue
DP-DVI dongle 2-
Fixed integrated HDMI display issue
when integrated HDMI used as EFP2 3-
Implemented new VBT ChildStructure
interface shared by the VBIOS and driver 4-
Implemented support for DVI encoder only driven by integrated HDMI
encoder 5-
Enable iDP/iHDMI as default through ssf file Note: Please use this VBIOS (1588)
with GFX drivers: XP: TBA Vista: 1426 or later builds |
G41/G43/G45/Q43/Q45 GL40/GM45 |
1588 |
|
N/A |
2553742 |
N/A |
636310 |
Fixed issue
that VBIOS hardcodes the SDVO GMBUS frequency. VBIOS will get the SDVO GMBUS frequency
either from VBT or add2card SPD instead Note: For GL40/GM45 and G41/G43/G45/Q43/Q45,
please use this VBIOS (1588) with GFX drivers: XP: TBA Vista: 1426 or later builds |
G41/G43/G45/Q43/Q45 GL40/GM45
Q33/Q35/G33 GM965/PM985/GL960 G965/Q963/Q965 945GM |
1588 |
|
N/A |
N/A |
N/A |
636194 |
1- Implement
EFP detection from DP by reading EDID header 2-
Block switching to twin mode CRT+EFP if EFP is DP. 3-
Support HDMI to DP dongle (not tested due to the dongle not available yet)
during POST only 4-
Some VBT changes: Separate AUX channel from DDC, Remove HDMI compatibility
option from BMP. 5-
Hybrid gfx support |
GL40/GM45 G41/G43/G45/Q43/Q45 |
1585 |
|
N/A |
2552066 |
N/A |
635871 |
Implemented
the workaround to solve GMBus hang problem which was caused by DDC line gets stuck
low when ASMedia test tools continuously run in S1, S3, S4 testing for
ASMedia SDVO encoder (ASM4131) that was connected to a CRT display (ASMedia
panel). |
G41/G43/G45/Q43/Q45 GL40/GM45
Q33/Q35/G33 GM965/PM985/GL960 G965/Q963/Q965 945GM |
1585 |
|
N/A |
N/A |
N/A |
635874 636116 |
Updated the UMA memory size with
PAVP support. |
GL40/GM45 G41/G43/G45/Q43/Q45 |
1585 |
|
N/A |
2553479 |
N/A |
636116 |
Fixed wrong refresh rate issue
when installing the Windows 7. |
G41/G43/G45/Q43/Q45 |
1585 |
|
N/A |
2551618 |
N/A |
635461 |
Fixed
HDMI display issue when using Chrontel7315B add2card card. |
GL40/GM45 |
1573 |
|
N/A |
2549728 |
N/A |
635461 |
Fixed
DVI display issue with iHDMI encoder when connected through HDMI-to-DVI
dongle |
GL40/GM45 |
1573 |
|
N/A |
2519344 |
N/A |
634959 |
Fixed
TV display blank issue when switching from off issue from DVI to TV in VGA
modes. |
GL40/GM45 GM965/PM985/GL960 |
1571 |
|
N/A |
2551306 |
N/A |
634959 |
Fixed
image appear on upper left of LVDS screen when in LVDS+DVI clone mode |
GL40/GM45 GM965/PM985/GL960 |
1571 |
|
N/A |
N/A |
N/A |
635655 |
Enabled iDP/iHDMI on
G41/G43/G45/Q43/Q45 and change the VBIOS build size to 64KB |
G41/G43/G45/Q43/Q45 |
1571 |
|
N/A |
N/A |
N/A |
635655 |
Replaced CRT Force Border
detection by CRT Hardware detection method for all desktop chipsets. |
G41/G43/G45/Q43/Q45 G965/Q963/Q965 Q33/Q35/G33 |
1571 |
|
N/A |
N/A |
N/A |
635434 |
Add
support for DP |
GL40/GM45 |
1566 |
|
N/A |
2485776 |
N/A |
634922 |
Fixed
missing characters on CRT when connecting CRT to DVI-I 25905 SDVO card via a
dongle. |
945GM G965/Q963/Q965 GM965/PM985/GL960 Q33/Q35/G33 GL40/GM45 G41/G43/G45/Q43/Q45 |
1566 |
|
N/A |
N/N |
N/A |
635383 |
First
official G41/G43/G45/Q43/Q45 VBIOS |
G41/G43/G45/Q43/Q45 |
1557 |
|
105268 |
2518068 |
N/A |
634945 |
Fixed
the issue of AVI infoframe error with HDMI analyzer for integrated HDMI |
GL40/GM45 |
1554 |
|
105560 |
2518868 |
N/A |
634945 |
Fixed
the issue of ELD valid bit not set for integrated HDMI |
GL40/GM45 |
1554 |
|
105136 |
2517797 |
N/A |
634733 |
Fixed
the LFP screen corruption with LFP+CRT in clone mode |
GL40/GM45 |
1548 |
|
104943 |
2518315 |
N/A |
634733 |
Fixed
issue that VBIOS POST time takes more than 0.5 second. |
GL40/GM45 |
1548 |
|
105518 |
2518827 |
N/A |
634733 |
Fixed the boot hang
issue with iHDMI |
GL40/GM45 |
1548 |
|
105642 |
2519071 |
N/A |
634733 |
Fixed “TV-Out
Hot Plug” VBT feature missing issue |
GL40/GM45 |
1548 |
|
105768 |
2549726 |
N/A |
634733 |
Fixed
“Preserve Aspect Ratio” VBT feature missing issue |
GL40/GM45 |
1548 |
|
104493 |
2484963 |
N/A |
634536 |
Fixed
the issue of 945GM + SiI 1392 sending wrong timings to HDMI on booting in
safe mode, resulting in corrupt display. |
945GM G965/Q963/Q965 GM965/PM985/GL960 Q33/Q35/G33 GL40/GM45 |
1545 |
|
105123 105124 105125 105126 |
2517572 |
N/A |
634242 |
Fixed
blank display on HDMI during boot |
G965/Q963/Q965 |
1538 |
|
104853 |
2517476 |
N/A |
634242 |
Implemented
the workaround for integrated TV detection by enabling DPLL before detection
and restore the DPLL status after that. |
GL40/GM45 |
1538 |
|
104111 104530 |
2485739 |
N/A |
634242 |
Fixed
panel fitting issue during VBIOS POST with Chrontel CH7308 sDVO-LVDS. |
GM965/PM985/GL960 GL40/GM45 |
1538 |
|
98827 102373 |
2482770 |
N/A |
634242 |
Fixed EFP single
timing issue for VGA and 640x480 modes by removing assumption that all EFP
support 640x480@60Hz timings |
945GM G965/Q963/Q965 GM965/PM985/GL960 Q33/Q35/G33 GL40/GM45 |
1538 |
|
N/A |
2485673 |
N/A |
634242 |
Fixed hang
issue with VBIOS Protected Mode interface. |
945GM G965/Q963/Q965 GM965/PM985/GL960 Q33/Q35/G33 GL40/GM45 |
1538 |
|
104677 |
2516050 |
N/A |
634542 |
Fixed
BSOD when hot-plug 2nd HDD with password and resume from S3 |
945GM G965/Q963/Q965 GM965/PM985/GL960 Q33/Q35/G33 GL40/GM45 |
1533 |
|
N/A |
N/A |
N/A |
633822 |
Added
integrated HDMI Support |
GL40/GM45 |
1532 |
|
96721 100937 104013 |
2335417 |
N/A |
634124 |
Fixed
the issue of HDMI audio not playing on Silicon Image 1392 ADD2 card, when
graphics driver is not installed. |
945GM G965/Q963/Q965 GM965/PM985/GL960 Q33/Q35/G33 GL40/GM45 |
1532 |
|
304029 |
N/A |
N/A |
633979 |
Added
workaround for DPLL down on hi-res mode change |
GL40/GM45 |
1529 |
|
N/A |
N/A |
1003210 |
633960 |
Add
a field 'Minor version' of video BIOS in VBT and display it in CUI
Information page. |
Q33/Q35/G33 GM965/PM985/GL960 G965/Q963/Q965 945GM |
1524 |
|
N/A |
N/A |
1003209 |
633960 |
Provide
'scan <interlaced/progressive>' select option for mode removal in VBT |
Q33/Q35/G33 GM965/PM985/GL960 G965/Q963/Q965 945GM |
1524 |
|
97896 |
2291147 |
N/A |
633784 |
Fixed
HDMI blank issue on Vista Safemode with Sony KDL-40V2500 HDMI display |
945GM |
1524 |
|
101497 |
2449100 |
N/A |
633784 |
Fixed
blank hdmi issue when the system is configured with DVI-I and HDMI |
Q33/Q35/G33 |
1524 |
|
N/A |
N/A |
N/A |
633660 |
Release
first GL40/GM45 VBIOS |
GL40/GM45 |
1519 |
|
102570 |
2444788 |
N/A |
632968 |
Fixed
issue that two characters missing on the left side of the SDVO CRT screen |
G965/Q963/Q965 |
1518 |
|
101298 |
2447095 |
N/A |
633406 |
Fixed
issue that image appeared on top-left corner of LVDS screen when switching
from highres mode to VGA mode. |
GM965/PM985/GL960 |
1518 |
|
101541 |
2439410 |
N/A |
632157 |
Fixed
the display issue for clone mode when CRT on Pipe B and LFP Pipe A. |
GM965/PM985/GL960 G965/Q963/Q965 |
1508 |
|
N/A |
N/A |
991006 |
632685 |
Added
option to center VGA modes or VESA 640x480 modes using 1280x720p timings on
HDMI displays |
G965/Q963/Q965 GM965/PM985/GL960 Q33/Q35/G33 |
1508 |
|
101498 101608 |
2442389 |
N/A |
632905 |
Fixed a
blank delay issue during POST on LVDS display with with normal polarity
inverter |
GM965/PM985/GL960 |
1508 |
|
98547 |
243612 |
N/A |
631884 |
Fixed
issue that POST boot time exceeding
0.5 ms without SDVO devices |
945GM Q965/Q963/G965 GM965/PM985/GL960 Q33/Q35/G33 |
1478 |
|
100875 |
2436902 |
N/A |
631884 |
Fixed
issue that CRT does not come back with 5F64h, 08h function |
945GM Q965/Q963/G965 GM965/PM985/GL960 Q33/Q35/G33 |
1478 |
|
97266 |
2326402 |
N/A |
631697 |
Fixed
blank display issue on SDVO CRT |
Q965/Q963/G965 |
1471 |
|
98190 |
2335279 |
N/A |
631796 |
Fixed
incorrect vertical frequency issue when EFP display device attached to the
system after POST. |
945GM Q965/Q963/G965 GM965/PM985/GL960 Q33/Q35/G33 |
1471 |
|
98547 |
631475 |
N/A |
631475 |
Fixed
issue that output Hsync and Vsync polarities are unchanged after users
modifying the polarities using BMP |
945GM GM965/PM985/GL960 |
1466 |
|
99677 |
2333398 |
N/A |
631644 |
Fixed DVI display
goes blank when HDD password enabled. In
restore function, disable pipe/dpll before restoring the clock and DPLL
registers. |
945GM G965/Q963/Q965 GM965/PM985/GL960 Q33/Q35/G33 |
1466 |
|
N/A |
N/A |
992509 |
631252 |
Reverse the
definition for new VBT “Enable Internal Source Termination for HDMI” bit to
meet the requirement from the customer (0 = External Termination 1 =
Internal Termination). |
945GM G965/Q963/Q965 GM965/PM985/GL960 Q33/Q35/G33 |
1459 |
|
NA |
NA |
995144 |
631046 |
Turn off
unused Pipe/DPLL for desktop VBIOS from Brearlake-G and later. |
Q33/Q35/G33 |
1455 |
|
NA |
NA |
992509 |
630565 |
Added a
VBT bit to determine Internal or External source termination for HDMI |
Q33/Q35/G33 |
1447 |
|
NA |
NA |
992509 |
630565 |
1- Removed
DFGT(Dual Frequency Graphics Technology) feature in VBT 2-
Implemented new (BUN #07ww06) to disable HPLL before updating the backlight
control (LBPC) register. 3- Added a
VBT bit to determine Internal or External source termination for HDMI |
GM965/PM985/GL960 |
1447 |
|
NA |
NA |
992509 |
630565 |
Added a
VBT bit to determine Internal or External source termination for HDMI |
G965/Q963/Q965 |
1447 |
|
NA |
NA |
992509 |
630565 |
Added a VBT
bit to determine Internal or External source termination for HDMI |
945GM |
1447 |
|
NA |
NA |
NA |
628495 |
Fixed the
BSF script file for SDVO port motherboard down solution on SDVO device 2. |
Q33/Q35/G33 |
1436 |
|
NA |
NA |
NA |
628495 |
Fixed the BSF
script file for SDVO port motherboard down solution on SDVO device 2. |
GM965/PM985/GL960 |
1436 |
|
NA |
NA |
NA |
628495 |
Fixed the
BSF script file for SDVO port motherboard down solution on SDVO device 2. |
G965/Q963/Q965 |
1436 |
|
NA |
NA |
NA |
628495 |
Fixed the
BSF script file for SDVO port motherboard down solution on SDVO device 2. |
945GM |
1436 |
|
97552 97876 97928 97930 98005 |
2290780 |
NA |
629638 629106 629989 |
1- Fixed
Boot screen issue when Panel Fitting turned off in CMOS setup. 2- Fixed
TV boot issue on GM965/PM985/GL960 C) 3- Fixed
wrong PnP DID VBT value for LVDS Panel 1280x800 4- Fixed
issue that POST Message and Windows Log appear on Top-Left corner of SDVO
LVDS 5- Fixed
the compatibility issue on the new implementation that SSC option for each
individual panel. |
GM965/PM985/GL960 |
1435 |
|
94969 |
2222851 |
NA |
629106 |
1- Fixed
issue that POST Message and Windows Log appear on Top-Left corner of SDVO
LVDS |
G965/Q963/Q965 |
1435 |
|
98284 |
2293163 |
NA |
629989 |
1- Fixed the
compatibility issue on the new implementation that SSC option for each
individual panel. |
945GM |
1435 |
|
NA |
2223286 |
NA |
628919 628996 628992 |
1-
Re-architect the EFP (including HDMI) EDID parsing 2- Update the
HDMI display checking function by reading CEA Vendor Specific 3- Matched
the code with latest DPLL algorithm for 8-bit DAC support |
Q33/Q35/G33 |
1428 |
|
NA |
2222851 2223286 |
988097 |
628919 628996 628992 |
1- Re-architect
the EFP (including HDMI) EDID parsing 2- Update
the HDMI display checking function by reading CEA Vendor Specific 3- Matched the code with latest DPLL algorithm
for 8-bit DAC support 4- Fixed
issue that POST message and Windows Logo appearing on Top Left of the Screen
with CRT display 5- Added a
new Aspect Ratio option for VBIOS that is independent of the driver |
GM965/PM985/GL960 |
1428 |
|
NA |
2222851 2223286 |
NA |
628919 628996 628992 628682 |
1- Re-architect
the EFP (including HDMI) EDID parsing 2- Update
the HDMI display checking function by reading CEA Vendor Specific 3- Matched
the code with latest DPLL algorithm for 8-bit DAC support 4- Fixed
issue that POST message and Windows Logo appearing on Top Left of the Screen
with CRT display |
G965/Q963/Q965 |
1428 |
|
NA |
2223286 |
NA |
628919 |
Re-architect
the EFP (including HDMI) EDID parsing Update the
HDMI display checking function by reading CEA Vendor Specific |
945GM |
1428 |
|
NA |
NA |
NA |
628919 |
Apply 720p
on HDMI for both VGA modes and VESA 101h timing |
945GM |
1413 |
|
88764 |
2053094 |
N/A |
628492 |
Fixed hang issue with protected mode interface. |
915GM |
1411 |
|
NA |
NA |
988097 |
628682 |
1- Separated Aspect Ratio VBT bit with the driver Driver feature. 2- Fixed issue TV doesn’t turn on TV detection is done. 3- Changed default VBT value for TV hot plug to disable. 4- Fixed Cursor corruption issue after S3 resume. |
GM965/PM985/GL960 |
1410 |
|
NA |
NA |
NA |
628466 |
Description: Added the
support for the latest the Q33/Q35/G33 DPLL spreadsheet for 8-bit DAC |
Q33/Q35/G33 |
1402 |
|
88709 |
2040279 |
NA |
628322 |
Description: 1. System hung-up
when going back to WinXP graphics platform after setting VESA mode under
debug.exe utility from FSDOS. Solution: Added Ring Buffer disabling code before
restoring Ring Buffer registers to fix the error in Ring Buffer registers
restore routine. |
Q33/Q35/G33 |
1402 |
|
NA |
NA |
NA |
628610 |
Description Fixed
cursor corruption when pop-up enabled on XP Solution Added code
to specify pop-up on VGA or Highres |
GM965/PM985/GL960 |
1402 |
|
94344 |
2222429 |
NA |
628610 |
Description LFP screen
does not turn off while running PC14_BCO.exe application Solution: VBIOS
updated VGA plane blank display to avoid the LFP screen off problem |
GM965/PM985/GL960 |
1402 |
|
94320 95542 |
2223814 |
NA |
628610 |
Description VESA power
management function doesn’t turn on TV when power off to on Solution SW
workaround by toggling the pipe access before enabling TVout |
GM965/PM985/GL960 |
1402 |
|
94992 95355 95456 96592 |
2210964 |
NA |
628628 |
Description Backlight control
hotkey works invert use customer’s normal polarity inverter Solution: Change the
PWM2 register polarity bit for always active high for both invert/normal
polarity inverter. |
GM965/PM985/GL960 |
1402 |
|
88709 |
2040279 |
NA |
628322 |
Description: 1. System
hung-up when going back to WinXP graphics platform after setting VESA mode
under debug.exe utility from FSDOS. Solution: Added Ring Buffer disabling code before
restoring Ring Buffer registers to fix the error in Ring Buffer registers
restore routine. |
GM965/PM985/GL960 |
1402 |
|
88709 |
2040279 |
NA |
628322 |
Description: 1. System hung-up when going back to WinXP graphics platform after
setting VESA mode under debug.exe utility from FSDOS. 2. Workaround hang issue with JVC Panel Solution: 1.
Added Ring Buffer disabling code before restoring
Ring Buffer registers to fix the error in Ring Buffer registers restore
routine. 2.
Force to VBIOS to support 640x480@60Hz not matter
what EDID indicates about this timing |
G965/Q963/Q965 |
1402 |
|
88709 |
2040279 |
NA |
628322 |
Description: 1. System
hung-up when going back to WinXP graphics platform after setting VESA mode
under debug.exe utility from FSDOS. Solution: Added Ring Buffer disabling code before restoring
Ring Buffer registers to fix the error in Ring Buffer registers restore
routine. |
945GM |
1402 |
|
NA |
NA |
991006 |
983198 |
Description: 1. The new feature can be enabled by the VBT
bit. If the feature enabled, VBIOS shall
use 1280x720@60Hz for VGA centering if HDMI display support this timing;
otherwise, preferred timing shall be used. |
945GM |
1398 |
|
306529 |
2196825 |
NA |
628062 |
Description: 1. Fixed ACPI hotkey display change doesn’t work
when EFP device hot-plugged. 2. Added pop-up support for GM965/PM985/GL960.
3. Fixed VGA mode
failure when using 1080i capability TV 4. Initialize memory
model to linear memory during setmode Solution: 1. Fixed the algorithm
of the next display combo so it will skip the VBIOS mode qualification when
EFP is hot plugged. 2. The feature was
added for GM965/PM985/GL960. 3. Decreased the TV
throttling value during VBIOS POST. 4. Initialize memory
model to linear memory during setmode instead of using default memory mode. |
GM965/PM985/GL960 |
1393 |
|
306529 |
2196825 |
NA |
628062 |
Description: 1. Initialize memory
model to linear memory during setmode Solution: 1. Initialize memory model
to linear memory during setmode instead of using default memory mode. |
G965/Q963/Q965 |
1393 |
|
306529 |
2196825 |
NA |
628062 |
Description: 1. Fixed ACPI hotkey display change doesn’t
work when EFP device hot-plugged. Solution: 1. Fixed the algorithm
of the next display combo so it will skip the VBIOS mode qualification when
EFP is hot plugged. |
945GM |
1393 |
|
N/A |
N/A |
N/A |
N/A |
Pre-Alpha
Release |
Q33/Q35/G33 |
1385 |
|
N/A |
N/A |
N/A |
516782 |
Description: Power-on defaults
for TV Contrast and Saturation result in background color display corruption. Solution: The
power-on defaults for TV contrast and saturation have been updated from 945GM
to GM965/PM985/GL960. Video BIOS has updated the defaults for TV Initialization. |
GM965/PM985/GL960 |
1382 |
|
92357 |
2142237 |
N/A |
516293 |
Description: The signal
output from the SDVO-HDMI card when connected to a HDMI display is not shown
as a HDMI signal when connected to a HDMI analyzer. This is because the AVI InfoFrames
are not being transmitted. Solution: Support
for the transmission of AVI InfoFrames has been added for SDVO-HDMI. |
GM965/PM985/GL960 |
1377 |
|
N/A |
N/A |
N/A |
516804 |
Description: Support for
a dynamic IOBAR has been removed due to the condition of illegal PCI device
accesses during Windows operation. |
GM965/PM985/GL960 |
1377 |
|
93786 93969 |
2159176 |
N/A |
516804 |
Description: Change vga mode support model for EFP. 945GM graphics supports centering in vga modes, so the vga modes
will be centered in the 640x480 timing. Since G965/Q963/Q965 /
GM965/PM985/GL960 graphics engine does not support vga centering, the scalar
will be used in vga modes for these chipsets. |
GM965/PM985/GL960 |
1377 |
|
N/A |
N/A |
N/A |
516103 |
Description: The Tiano
BIOS boot up screen is corrupted when using a Silicon Image 1390 ADD2 card
with HDMI monitor. The monitor does NOT support the standard VESA timing for 800x600@60Hz
which is being used by default. Solution: Update the
timing selection algorithm to consider the support for this mode and if not
supported, then use the preferred timings from the EDID. |
GM965/PM985/GL960 |
1377 |
|
N/A |
N/A |
N/A |
516106 |
Description: This
update will remove the necessary workarounds for the A0 silicon stepping.
This will support both A0 and B0 silicon steppings. |
GM965/PM985/GL960 |
1377 |
|
92357 |
2142237 |
N/A |
516293 |
Description: The signal
output from the SDVO-HDMI card when connected to a HDMI display is not shown
as a HDMI signal when connected to a HDMI analyzer. This is because the AVI
InfoFrames are not being transmitted. Solution: Support
for the transmission of AVI InfoFrames has been added for SDVO-HDMI. |
G965/Q963/Q965 |
1377 |
|
93786 93969 |
2159176 |
N/A |
516804 |
Description: Change vga mode support model for EFP. 945GM graphics supports centering in vga modes, so the vga modes
will be centered in the 640x480 timing. Since G965/Q963/Q965 /
GM965/PM985/GL960 graphics engine does not support vga centering, the scalar
will be used in vga modes for these chipsets. |
G965/Q963/Q965 |
1377 |
|
N/A |
N/A |
N/A |
516804 |
Description: Support
for a dynamic IOBAR has been removed due to the condition of illegal PCI
device accesses during Windows operation. |
G965/Q963/Q965 |
1377 |
|
92357 |
2142237 |
N/A |
516293 |
Description: The signal
output from the SDVO-HDMI card when connected to a HDMI display is not shown
as a HDMI signal when connected to a HDMI analyzer. This is because the AVI
InfoFrames are not being transmitted. Solution: Support for
the transmission of AVI InfoFrames has been added for SDVO-HDMI. |
945GM |
1377 |
|
93786 93969 |
2159176 |
N/A |
516804 |
Description: Change vga mode support model for EFP. 945GM graphics supports centering in vga modes, so the vga modes
will be centered in the 640x480 timing. Since G965/Q963/Q965 /
GM965/PM985/GL960 graphics engine does not support vga centering, the scalar
will be used in vga modes for these chipsets. |
945GM |
1377 |
|
N/A |
N/A |
N/A |
516804 |
Description: Support for
a dynamic IOBAR has been removed due to the condition of illegal PCI device
accesses during Windows operation. |
945GM |
1377 |
|
N/A |
N/A |
N/A |
N/A |
Description: The VBT Version number
has been increased due to the incorrect build for 1358. This has been updated
for the driver. |
915GM |
1377 |
|
90007 |
2138735 |
N/A |
515911 |
Description: ACPI hot
key for display toggling doesn’t continue loop after TV device is removed from
VBT display configuration removal table. The root cause is that VBIOS Get
Next Display Device function did not check the VBT display configuration
removal table while running in WinXP. Solution: |
GM965/PM985/GL960 |
1374 |
|
92357 |
2142237 |
N/A |
515899 |
Description: Video BIOS
is not reading the correct bit for Audio Support in the EDID in determining HDMI
support by the display device. This issue does not occur on all displays due
to different EDIDs; since the incorrect bit was read for this support. Solution: Update the
Audio Support check with the correct bit. |
GM965/PM985/GL960 |
1374 |
|
N/A |
2125523 |
N/A |
504962 |
Description: 1. When enabled the “preserve aspect ratio” bit in VBT,
LFP screen disappeared. 2. Gen 4 does not support text centering mode. However
ACPI hotkey could change text centering mode Solution: 1. After calculate the
display and panel ratio, it change the scaling mode to auto-scale, Pillarbox
and Letterbox. 2. Disabled the Gen4 text centering mode |
GM965/PM985/GL960 |
1374 |
|
92357 |
2142237 |
N/A |
515899 |
Description: Video BIOS
is not reading the correct bit for Audio Support in the EDID in determining
HDMI support by the display device. This issue does not occur on all displays
due to different EDIDs; since the incorrect bit was read for this support. Solution: Update the
Audio Support check with the correct bit. |
G965/Q963/Q965 |
1374 |
|
90007 |
2138735 |
N/A |
515911 |
Description: ACPI hot
key for display toggling doesn’t continue loop after TV device is removed from
VBT display configuration removal table. The root cause is that VBIOS Get
Next Display Device function did not check the VBT display configuration
removal table while running in WinXP. Solution: |
945GM |
1374 |
|
90720 |
2126206 |
N/A |
505438 |
Description: Some
customer systems boot with a blank LVDS panel. This is caused by a false CRT detection
when no CRT is attached. This issue does NOT occur on the CRB. Solution: With the
Analog Port disabled and the DPMS state ON during the detection sequence,
this issue no longer occurs. |
945GM |
1374 |
|
92357 |
2142237 |
N/A |
515899 |
Description: Video BIOS
is not reading the correct bit for Audio Support in the EDID in determining
HDMI support by the display device. This issue does not occur on all displays
due to different EDIDs; since the incorrect bit was read for this support. Solution: Update the
Audio Support check with the correct bit. |
945GM |
1374 |
|
N/A |
N/A |
N/A |
483767 |
Description: A New
implementation for providing the VBIOS version number for VISTA O/S is needed
by the Graphics Driver. Solution: VBIOS added
the VBIOS version echo data in VBT. Note: the VBIOS version echo will
only work with a Graphics Driver supporting this new implementation. |
945G |
1374 Update from 1358 Build. See 1358
notes for details. |
|
N/A |
N/A |
957123 |
504556 |
Description: Requested Spread
Spectrum Control assignment for each panel profile. Solution: Updated the VBT to
support Spread Spectrum Control for each panel profile. |
915GM |
1374 Update from 1358 Build. See 1358
notes for details. |
|
88582 |
2039278 |
N/A |
505143 |
Description: With dual
core in the particular scenario W2K video port is calling driver to set
hi-res mode and concurrently issues int10 to VBIOS to set FSDOS. This results
in driver and VBIOS accessing GMCH simultaneously causing issues. Solution : To fix the
problem a SW flag in MMIO 7041Ch was defined to synchronize mode set for
driver and VBIOS. |
G965/Q963/Q965 |
1371 |
|
N/A |
N/A |
980395 |
504653 |
Description : An RCR requested the capability to configure each
Integrated LVDS panel profile for either 18bpp or 24bpp. Solution : Updated the VBT to support a 18/24 bpp selection for each Integrated LVDS panel profile. |
GM965/PM985/GL960 |
1368 |
|
N/A |
N/A |
929544 |
504533 |
Description: Requested TV hotplug Enable/Disable bit Solution: Added the VBT to select TV hotplug Enable/Disalbe |
945GM |
1362 |
|
N/A |
N/A |
929544 |
504533 |
Description: Requested TV hotplug Enable/Disable bit Solution: Added the VBT to select TV hotplug Enable/Disable bit. |
GM965/PM985/GL960 |
1362 |
|
N/A |
N/A |
929544 |
504533 |
Description: Hi-resolution border needs to be disabled when TVout or Panel Fitter2
is enabled. Solution: Removed the hi-resolution mode border when TVout or Panel Fitter2 is
enabled. |
GM965/PM985/GL960 |
1362 |
|
90969 |
N/A |
N/A |
504673 |
Description: CRT display using a Ch7021 ADD2 card results in an
incorrect refresh rate for VGA modes 0+/1+/2+/3+
(71Hz, should be 70Hz) and VESA modes with resolution of 640x480 (63Hz,
should be 60Hz). The VBIOS was programming the wrong 60Hz timing table for
a 720x400 resolution mode, resulting in the incorrect timings for some VGA
modes. The CH-7021 encoder does not support a border in the timings, so the
640x480 VESA modes were not being programmed correctly in this regard. Solution: To fix VGA mode problem we need to use the IBM VGA 70Hz
timing table. To fix the problem for VESA 640x480 mode we need to replace the
timing table with the one that is no display boarder. |
GM965/PM985/GL960 |
1362 |
|
90969 |
N/A |
N/A |
504673 |
Description: CRT display using a Ch7021 ADD2 card results in an
incorrect refresh rate for VGA modes 0+/1+/2+/3+
(71Hz, should be 70Hz) and VESA modes with resolution of 640x480 (63Hz,
should be 60Hz). The VBIOS was programming the wrong 60Hz timing table for
a 720x400 resolution mode, resulting in the incorrect timings for some VGA
modes. The CH-7021 encoder does not support a border in the timings, so the
640x480 VESA modes were not being programmed correctly in this regard. Solution: To fix VGA mode problem we need to use the IBM VGA 70Hz
timing table. To fix the problem for VESA 640x480 mode we need to replace the
timing table with the one that is no display boarder. |
G965/Q963/Q965 |
1362 |
|
90969 |
N/A |
N/A |
504673 |
Description: CRT display using a Ch7021 ADD2 card results in an
incorrect refresh rate for VGA modes 0+/1+/2+/3+
(71Hz, should be 70Hz) and VESA modes with resolution of 640x480 (63Hz,
should be 60Hz). The VBIOS was programming the wrong 60Hz timing table for
a 720x400 resolution mode, resulting in the incorrect timings for some VGA
modes. The CH-7021 encoder does not support a border in the timings, so the
640x480 VESA modes were not being programmed correctly in this regard. Solution: To fix VGA mode problem we need to use the IBM VGA 70Hz
timing table. To fix the problem for VESA 640x480 mode we need to replace the
timing table with the one that is no display boarder. |
945GM |
1362 |