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

added preliminary LVDS/TMDS distinction code (just logging for now). BTW New acc is reported OK on all previous supported cards sofar, and 7800 is reported very fast :). Also some previous (sometimes) malfunctioning 6800's are now working better. 

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@15030 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Rudolf Cornelissen 2005-11-19 13:48:36 +00:00
parent 32bf6c0b07
commit 6cf8a89e4b
1 changed files with 28 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

28
src/add-ons/accelerants/nvidia/engine/nv_info.c
View File

@ -2465,6 +2465,34 @@ static void detect_panels()
LOG(2,("DAC2: FUNCSEL: $%08x\n", NV_REG32(NV32_2FUNCSEL)));
LOG(2,("DAC2: PANEL_PWR: $%08x\n", NV_REG32(NV32_2PANEL_PWR)));
}
/* determine flatpanel(s) type(s) */
//fixme?: linux checks only on dualhead cards, and only on DAC1...
//fixme: testing...
if (1)//si->ps.tmds1_active)
{
/* Read a indexed register to see if it indicates LVDS or TMDS panel presence.
* b0-7 = adress, b16 = 1 = write_enable */
DACW(FP_TMDS_CTRL, ((1 << 16) | 0x04));
/* (b0-7 = data) */
if (DACR(FP_TMDS_DATA) & 0x01)
LOG(2,("INFO: Flatpanel on head 1 is LVDS type\n"));
else
LOG(2,("INFO: Flatpanel on head 1 is TMDS type\n"));
}
//fixme: testing...
if (1)//si->ps.tmds2_active)
{
/* Read a indexed register to see if it indicates LVDS or TMDS panel presence.
* b0-7 = adress, b16 = 1 = write_enable */
DAC2W(FP_TMDS_CTRL, ((1 << 16) | 0x04));
/* (b0-7 = data) */
if (DAC2R(FP_TMDS_DATA) & 0x01)
LOG(2,("INFO: Flatpanel on head 2 is LVDS type\n"));
else
LOG(2,("INFO: Flatpanel on head 2 is TMDS type\n"));
}
LOG(2,("INFO: End flatpanel registers dump.\n"));
}