Re: New IDE code and DMA failures

From: Denis Vlasenko (vda@port.imtp.ilyichevsk.odessa.ua)
Date: Fri Apr 12 2002 - 09:47:14 EST


On 11 April 2002 13:48, Vojtech Pavlik wrote:
> > lspci:
> > 00:00.0 Host bridge: Intel Corp. 440LX/EX - 82443LX/EX Host bridge (rev
> > 03) 00:01.0 PCI bridge: Intel Corp. 440LX/EX - 82443LX/EX AGP bridge (rev
> > 03) 00:04.0 ISA bridge: Intel Corp. 82371AB PIIX4 ISA (rev 01)
> > 00:04.1 IDE interface: Intel Corp. 82371AB PIIX4 IDE (rev 01)
> > 00:04.2 USB Controller: Intel Corp. 82371AB PIIX4 USB (rev 01)
> > 00:04.3 Bridge: Intel Corp. 82371AB PIIX4 ACPI (rev 01)
> > 00:06.0 Ethernet controller: 3Com Corporation 3c905B 100BaseTX [Cyclone]
> > (rev 24) 00:0a.0 VGA compatible controller: Matrox Graphics, Inc. MGA
> > 2164W [Millennium II] 00:0c.0 Ethernet controller: Realtek Semiconductor
> > Co., Ltd. RTL-8029(AS)
> >
> > /boot/2.4.7/config:
> > CONFIG_BLK_DEV_PIIX=y
>
> There's new PIIX code by me in the 2.5 kernels. Can you provide
> /proc/ide/piix data (and lspci -vvxxx) as well?

lspci -vvxxx:
00:04.1 IDE interface: Intel Corp. 82371AB PIIX4 IDE (rev 01) (prog-if 80 [Master])
        Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B-
        Status: Cap- 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR-
        Latency: 64
        Region 4: I/O ports at fcb0 [size=16]
00: 86 80 11 71 05 00 80 02 01 80 01 01 00 40 00 00
10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
20: b1 fc 00 00 00 00 00 00 00 00 00 00 00 00 00 00
30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
40: 77 e3 47 e3 0b 00 00 00 01 00 02 00 00 00 00 00
50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
60: 00 00 00 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 28 0f 00 00 00 00 00 00

/proc/ide/piix:
----------PIIX BusMastering IDE Configuration---------------
Driver Version: 1.2
South Bridge: PCI device 8086:7111
Revision: IDE 0x1
Highest DMA rate: UDMA33
BM-DMA base: 0xfcb0
PCI clock: 33.3MHz
-----------------------Primary IDE-------Secondary IDE------
Enabled: yes yes
Simplex only: no no
Cable Type: 40w 40w
-------------------drive0----drive1----drive2----drive3-----
Prefetch+Post: yes yes yes yes
Transfer Mode: UDMA DMA DMA PIO
Address Setup: 90ns 90ns 90ns 90ns
Cmd Active: 360ns 360ns 360ns 360ns
Cmd Recovery: 540ns 540ns 540ns 540ns
Data Active: 90ns 90ns 90ns 360ns
Data Recovery: 30ns 30ns 30ns 540ns
Cycle Time: 60ns 120ns 120ns 900ns
Transfer Rate: 33.3MB/s 16.6MB/s 16.6MB/s 2.2MB/s

--
vda
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This archive was generated by hypermail 2b29 : Mon Apr 15 2002 - 22:00:20 EST