Old repository for intel driver?
Keith Whitwell
keith at tungstengraphics.com
Fri Oct 19 15:40:54 PDT 2007
Dave Airlie wrote:
>> I'm trying to debug issues on the 855 graphics chip, and wonder if there
>> is a historical repository for the intel driver.
>>
>> For example, I'm wanting to git blame the lines:
>>
>> if (pI830->PciInfo->chipType != PCI_CHIP_845_G &&
>> pI830->PciInfo->chipType != PCI_CHIP_I830_M) {
>> I830SetParam(pScrn, I830_SETPARAM_USE_MI_BATCHBUFFER_START, 1 );
>> }
>>
>> in i830_dri.c and see when they were added / why (why just those two
>> chips can't run this command?)
>>
>> A git blame shows that prior to a syntax revision KP made, the lines
>> come from:
>>
>> commit 3ad0d9a73bc0a4f3edb858d5f3a7c36827b7a429
>> Author: Kaleb Keithley <kaleb at freedesktop.org>
>> Date: Fri Nov 14 16:48:55 2003 +0000
>>
>> Initial revision
>>
>>
>> Is there a historical repository somewhere?
>>
>> Does anyone know why the above lines are only avoided ono 845_G and
>> I830_M chips?
>>
>
> I don't have the docs but I there's a good chance the 830/845 didn't
> support the batchbuffer start / batchbuffer end..
Correct - there's another version of the command that specified both
start and end in a single packet.
Look at the drm module.
Keith
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