Message-ID: <46E2D1D2.9020105@tmr.com>
Date: Sat, 08 Sep 2007 12:46:10 -0400
From: Bill Davidsen <davidsen@tmr.com>
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To: Howard Chu <hyc@symas.com>
CC: linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: 2.6.22.6 pata_via cable detect
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Howard Chu wrote:
> Still have a slight glitch here. I have 2 hard drives on the primary 
> channel, detected correctly as 80-wire and UDMA100. I have a DVD burner 
> on the secondary channel, detected incorrectly as 40-wire. (It's sitting 
> by itself on an 80-wire cable.) This is on an Asus A8V-Deluxe.

Did you get any off-list feedback on this? I can move a burner back to 
the VIA to test, but having another controller I took the easy way out 
and recabled the device. It's production, so I have to test off hours.
> 
> Here's the dmesg output after a "modprobe pata_via"
> 
> pata_via 0000:00:0f.1: version 0.3.1
> ACPI: PCI Interrupt 0000:00:0f.1[A] -> GSI 20 (level, low) -> IRQ 20
> scsi5 : pata_via
> scsi6 : pata_via
> ata6: PATA max UDMA/133 cmd 0x00000000000101f0 ctl 0x00000000000103f6 
> bmdma 0x000000000001fc00 irq 14
> ata7: PATA max UDMA/133 cmd 0x0000000000010170 ctl 0x0000000000010376 
> bmdma 0x000000000001fc08 irq 15
> ata6.00: ATA-6: WDC WD2000JB-00DUA0, 70.13G70, max UDMA/100
> ata6.00: 390721968 sectors, multi 16: LBA48
> ata6.01: ATA-7: WDC WD5000AAKB-00UKA0, 07.01N01, max UDMA/100
> ata6.01: 976773168 sectors, multi 16: LBA48
> ata6.00: configured for UDMA/100
> ata6.01: configured for UDMA/100
> ata7.00: ATAPI: LITE-ON DVDRW LH-20A1H, LL07, max UDMA/66
> ata7.00: limited to UDMA/33 due to 40-wire cable
> ata7.00: configured for UDMA/33
> scsi 5:0:0:0: Direct-Access     ATA      WDC WD2000JB-00D 70.1 PQ: 0 
> ANSI: 5
> sd 5:0:0:0: [sde] 390721968 512-byte hardware sectors (200050 MB)
> sd 5:0:0:0: [sde] Write Protect is off
> sd 5:0:0:0: [sde] Mode Sense: 00 3a 00 00
> sd 5:0:0:0: [sde] Write cache: enabled, read cache: enabled, doesn't 
> support DPO or FUA
> sd 5:0:0:0: [sde] 390721968 512-byte hardware sectors (200050 MB)
> sd 5:0:0:0: [sde] Write Protect is off
> sd 5:0:0:0: [sde] Mode Sense: 00 3a 00 00
> sd 5:0:0:0: [sde] Write cache: enabled, read cache: enabled, doesn't 
> support DPO or FUA
>  sde: sde1
> sd 5:0:0:0: [sde] Attached SCSI disk
> sd 5:0:0:0: Attached scsi generic sg4 type 0
> scsi 5:0:1:0: Direct-Access     ATA      WDC WD5000AAKB-0 07.0 PQ: 0 
> ANSI: 5
> sd 5:0:1:0: [sdf] 976773168 512-byte hardware sectors (500108 MB)
> sd 5:0:1:0: [sdf] Write Protect is off
> sd 5:0:1:0: [sdf] Mode Sense: 00 3a 00 00
> sd 5:0:1:0: [sdf] Write cache: enabled, read cache: enabled, doesn't 
> support DPO or FUA
> sd 5:0:1:0: [sdf] 976773168 512-byte hardware sectors (500108 MB)
> sd 5:0:1:0: [sdf] Write Protect is off
> sd 5:0:1:0: [sdf] Mode Sense: 00 3a 00 00
> sd 5:0:1:0: [sdf] Write cache: enabled, read cache: enabled, doesn't 
> support DPO or FUA
>  sdf: unknown partition table
> sd 5:0:1:0: [sdf] Attached SCSI disk
> sd 5:0:1:0: Attached scsi generic sg5 type 0
> scsi 6:0:0:0: CD-ROM            LITE-ON  DVDRW LH-20A1H   LL07 PQ: 0 
> ANSI: 5
> sr0: scsi3-mmc drive: 48x/48x writer dvd-ram cd/rw xa/form2 cdda tray
> Uniform CD-ROM driver Revision: 3.20
> sr 6:0:0:0: Attached scsi CD-ROM sr0
> sr 6:0:0:0: Attached scsi generic sg6 type 5
> 
> Let me know what other info you need.


-- 
Bill Davidsen <davidsen@tmr.com>
   "We have more to fear from the bungling of the incompetent than from
the machinations of the wicked."  - from Slashdot
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