Dunno, if the kernel lies. There are four HDs on Promise and one HD and one
CDROM on VIA. This is from currently running 2.4.2-2:
----------VIA BusMastering IDE Configuration----------------
Driver Version: 3.20
South Bridge: VIA vt82c686b
Revision: ISA 0x40 IDE 0x6
BM-DMA base: 0xb800
PCI clock: 33MHz
Master Read Cycle IRDY: 0ws
Master Write Cycle IRDY: 0ws
BM IDE Status Register Read Retry: yes
Max DRDY Pulse Width: No limit
-----------------------Primary IDE-------Secondary IDE------
Read DMA FIFO flush: yes yes
End Sector FIFO flush: no no
Prefetch Buffer: no no
Post Write Buffer: no no
Enabled: yes yes
Simplex only: no no
Cable Type: 40w 40w
-------------------drive0----drive1----drive2----drive3-----
Transfer Mode: UDMA PIO PIO PIO
Address Setup: 30ns 30ns 120ns 120ns
Cmd Active: 90ns 90ns 480ns 480ns
Cmd Recovery: 30ns 30ns 480ns 480ns
Data Active: 90ns 90ns 330ns 330ns
Data Recovery: 30ns 30ns 270ns 270ns
Cycle Time: 60ns 90ns 90ns 90ns
Transfer Rate: 33.3MB/s 22.2MB/s 22.2MB/s 22.2MB/s
PDC20265 Chipset.
------------------------------- General Status ----------------------------
Burst Mode : enabled
Host Mode : Normal
Bus Clocking : 33 PCI Internal
IO pad select : 10 mA
Status Polling Period : 0
Interrupt Check Status Polling Delay : 2
--------------- Primary Channel ---------------- Secondary Channel --------
enabled enabled
66 Clocking enabled enabled
Mode PCI Mode PCI
FIFO Empty FIFO Empty
--------------- drive0 --------- drive1 -------- drive0 ---------- drive1 -
DMA enabled: yes yes yes yes
DMA Mode: UDMA 4 UDMA 4 UDMA 4 UDMA 4
PIO Mode: PIO 4 PIO 4 PIO 4 PIO 4
- Jussi Laako
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