New kernel 2.3.99-pre8.
CONFIG_BLK_DEV_VIA82CXXX=y
# CONFIG_VIA82CXXX_TUNING is not set
# CONFIG_IDE_CHIPSETS is not set
CONFIG_IDEDMA_AUTO=y
CONFIG_BLK_DEV_IDE_MODES=y
I noticed it came up without DMA.
1) How do I make sure it boots up with DMA?
2) How do I tell if I'm using UDMA/66?
cat /proc/ide/via
Command register = 0x7
Master Read Cycle IRDY 0 Wait State
Master Write Cycle IRDY 0 Wait State
FIFO Output Data 1/2 Clock Advance: off
Bus Master IDE Status Register Read Retry: on
Latency timer = 32 (max. = 0)
Interrupt Steering Swap: off
------------------Primary IDE------------Secondary IDE-----
both channels togth: yes yes
Prefetch Buffer : on on
Post Write Buffer: on on
FIFO Conf/Chan. : 08 08
Threshold Prim. : 1/2 1/2
Read DMA FIFO flush: on on
End Sect. FIFO flush: on on
Max DRDY Pulse Width: No limitation
Bytes Per Sector: 512 512
--------------drive0------drive1-------drive0------drive1----
DMA enabled: yes no yes no
Act Pls Width: 03 11 03 07
Recovery Time: 02 09 02 06
Add. Setup T.: 4T 4T 4T 4T
------------------UDMA-Timing-Control------------------------
Enable Meth.: 1 0 1 0
Enable: yes no yes no
Transfer Mode: PIO DMA PIO DMA
Cycle Time: 3T 5T 3T 5T
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This archive was generated by hypermail 2b29 : Tue May 23 2000 - 21:00:11 EST