Re: UDMA not supported on my board

Andre M. Hedrick (hedrick@Astro.Dyer.Vanderbilt.Edu)
Sat, 13 Mar 1999 01:27:29 -0600 (CST)


Have you tried the udma patch for 2.2.3?

cat /proc/ide/ali

Ali M15x3 Chipset.
------------------
PCI Clock: 33.
CD_ROM FIFO:Yes, CD_ROM DMA:Yes
FIFO Status: contains 0 Words, runs.

-------------------primary channel-------------------secondary channel---------

channel status: On On
both channels togth: Yes Yes
Channel state: OK OK
Add. Setup Timing: 8T 8T
Command Act. Count: 8T 8T
Command Rec. Count: 16T 16T

----------------drive0-----------drive1------------drive0-----------drive1------

DMA enabled: Yes Yes Yes No
FIFO threshold: 8 Words 8 Words 4 Words 4 Words
FIFO mode: FIFO On FIFO On FIFO Off FIFO Off
Dt RW act. Cnt 3T 3T 3T 8T
Dt RW rec. Cnt 1T 1T 1T 16T

-----------------------------------UDMA Timings--------------------------------

UDMA: OK OK OK No
UDMA timings: 2.5T 2.5T 2.5T 1.5T

This would be useful for starters.

Second :: lspci -bvvxxd 10b9:1533 and lspci -bvvxxd 10b9:5229
contents would tell me a lot also.

Andre Hedrick
The Linux IDE guy -- http://www.dyer.vanderbilt.edu/server/udma/

APC UPS Daemon Support Center.
http://www.brisse.dk/site/apcupsd/
Going FSF/GNU or GPL2 source soon.

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.rutgers.edu
Please read the FAQ at http://www.tux.org/lkml/