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add a commet why 24bits cards fails

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and maby other card will fails 
in GetAvailableModes

svn path=/trunk/; revision=15522
This commit is contained in:
Magnus Olsen 2005-05-26 15:15:55 +00:00
parent c7ae12e813
commit 38b2ccb8dd
1 changed files with 8 additions and 0 deletions
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8
reactos/drivers/video/displays/framebuf/screen.c
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@ -90,6 +90,13 @@ GetAvailableModes(
while (ulTemp--) while (ulTemp--)
{ {
/*
FIXME
Do only remove no supporet mode not reste the ModeInfoPtr->Length=0
if the mode should be betwin 8 - 32 it will not found the rest
of the mode that comes after it. That why 24bits graphic card
fails. and that reason We add 15bpp check here
*/
if ((ModeInfoPtr->NumberOfPlanes != 1) || if ((ModeInfoPtr->NumberOfPlanes != 1) ||
!(ModeInfoPtr->AttributeFlags & VIDEO_MODE_GRAPHICS) || !(ModeInfoPtr->AttributeFlags & VIDEO_MODE_GRAPHICS) ||
((ModeInfoPtr->BitsPerPlane != 8) && ((ModeInfoPtr->BitsPerPlane != 8) &&
@ -101,6 +108,7 @@ GetAvailableModes(
ModeInfoPtr->Length = 0; ModeInfoPtr->Length = 0;
} }
ModeInfoPtr = (PVIDEO_MODE_INFORMATION) ModeInfoPtr = (PVIDEO_MODE_INFORMATION)
(((PUCHAR)ModeInfoPtr) + Modes.ModeInformationLength); (((PUCHAR)ModeInfoPtr) + Modes.ModeInformationLength);
} }