Re: How to disable slow agpgart in kernel config?

From: Marcus Hartig
Date: Sat Feb 12 2005 - 14:37:12 EST


Arjan van de Ven wrote:

hmm I wonder.. .could you collect lspci -vxxx settings for the AGP
device (lspci -vxxx gives you lots of devices, but only one is relevant)
in both cases, maybe the difference between the two shows something
useful...

Hmmm...only the latency at the VGA card.

With AGPGART:

01:00.0 VGA compatible controller: nVidia Corporation NV35 [GeForce FX 5900] (rev a1) (prog-if 00 [VGA])
Flags: bus master, 66Mhz, medium devsel, latency 32, IRQ 5
Memory at e0000000 (32-bit, non-prefetchable) [size=16M]
Memory at d8000000 (32-bit, prefetchable) [size=128M]
Capabilities: [60] Power Management version 2
Capabilities: [44] AGP version 3.0
00: de 10 31 03 07 00 b0 02 a1 00 00 03 00 20 00 00
10: 00 00 00 e0 08 00 00 d8 00 00 00 00 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
30: 00 00 00 00 60 00 00 00 00 00 00 00 05 01 05 01
40: 00 00 00 00 02 00 30 00 1b 0e 00 1f 00 00 00 00
50: 01 00 00 00 01 00 00 00 ce d6 23 00 0f 00 00 00
60: 01 44 02 00 00 00 00 00 00 00 00 00 00 00 00 00
70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

With NV_AGP:

01:00.0 VGA compatible controller: nVidia Corporation NV35 [GeForce FX 5900] (rev a1) (prog-if 00 [VGA])
Flags: bus master, 66Mhz, medium devsel, latency 248, IRQ 5
Memory at e0000000 (32-bit, non-prefetchable) [size=16M]
Memory at d8000000 (32-bit, prefetchable) [size=128M]
Capabilities: [60] Power Management version 2
Capabilities: [44] AGP version 3.0
00: de 10 31 03 07 00 b0 02 a1 00 00 03 00 f8 00 00
10: 00 00 00 e0 08 00 00 d8 00 00 00 00 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
30: 00 00 00 00 60 00 00 00 00 00 00 00 05 01 05 01
40: 00 00 00 00 02 00 30 00 1b 0e 00 1f 02 43 00 1f
50: 01 00 00 00 01 00 00 00 ce d6 23 00 0f 00 00 00
60: 01 44 02 00 00 00 00 00 00 00 00 00 00 00 00 00
70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00


Both complete output: http://www.marcush.de/bench/

Greetings,
Marcus
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