Re: 2.6.21-rc5 from fc7-rc2 problems

[Jeff Garzik <jeff@garzik.org>]

Len Brown wrote:
> < Linux version 2.6.20-1.2933.fc6
> < (brewbuilder@hs20-bc2-4.build.redhat.com) (gcc version 4.1.1 20070105
> < (Red Hat 4.1.1-51)) #1 SMP Mon Mar 19 11:38:26 EDT 2007
> ---
>> Linux version 2.6.20-1.3023.fc7
>> (brewbuilder@ls20-bc1-13.build.redhat.com) (gcc version 4.1.2 20070317
>> (Red Hat 4.1.2-5)) #1 SMP Sun Mar 25 22:12:02 EDT 2007
> 
> I agree that the fc7 version string looks strange, because
> there are other things in the fc7 dmesg which are clearly from 2.6.21,
> such as this:
> 
> < ACPI: Core revision 20060707
> ---
>> ACPI: Core revision 20070126
> 
> Perhaps you can try building a kernel.org 2.6.21 kernel and running
> it on your FC6 install?
> 
> The ALI15X3 stuff exists only in the working FC6 dmesg:
> 
> < Uniform Multi-Platform E-IDE driver Revision: 7.00alpha2
> < ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx
> < ALI15X3: IDE controller at PCI slot 0000:00:0f.0
> < ACPI: Unable to derive IRQ for device 0000:00:0f.0
> < ACPI: PCI Interrupt 0000:00:0f.0[A]: no GSI
> < ALI15X3: chipset revision 195
> < ALI15X3: not 100% native mode: will probe irqs later
> <     ide0: BM-DMA at 0x1000-0x1007, BIOS settings: hda:DMA, hdb:pio
> <     ide1: BM-DMA at 0x1008-0x100f, BIOS settings: hdc:DMA, hdd:pio
> < Probing IDE interface ide0...
> < hda: HITACHI_DK23CA-20, ATA DISK drive
> < ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
> < Probing IDE interface ide1...
> < hdc: MATSHITADVD-ROM SR-8175, ATAPI CD/DVD-ROM drive
> < ide1 at 0x170-0x177,0x376 on irq 15
> < Probing IDE interface ide2...
> < Probing IDE interface ide3...
> < Probing IDE interface ide4...
> < Probing IDE interface ide5...
> < hda: max request size: 128KiB
> < hda: 39070080 sectors (20003 MB) w/2048KiB Cache, CHS=38760/16/63, UDMA(66)
> < hda: cache flushes not supported
> <  hda: hda1 hda2
> < ide-floppy driver 0.99.newide
> 
> FC7 looks like it is using libata instead:
> -Len
> 
>> SCSI subsystem initialized
>> libata version 2.20 loaded.
>> ACPI: Unable to derive IRQ for device 0000:00:0f.0
>> ACPI: PCI Interrupt 0000:00:0f.0[A]: no GSI
>> ata1: PATA max UDMA/100 cmd 0x000101f0 ctl 0x000103f6 bmdma 0x00011000
>> irq 14
>> ata2: PATA max UDMA/100 cmd 0x00010170 ctl 0x00010376 bmdma 0x00011008
>> irq 15
>> scsi0 : pata_ali
>> PM: Adding info for No Bus:host0
>> ata1.00: ATA-5: HITACHI_DK23CA-20, 00H1A0A3, max UDMA/100   <========
>> drive can do 100
>> ata1.00: 39070080 sectors, multi 16: LBA
>> ata1.00: configured for UDMA/33    <=============== configured as 33
>> scsi1 : pata_ali
>> PM: Adding info for No Bus:host1
>> ata2.00: ATAPI, max UDMA/33   <=== cd can't be read now
>> ata2.00: configured for UDMA/33
>> PM: Adding info for No Bus:target0:0:0
>> scsi 0:0:0:0: Direct-Access     ATA      HITACHI_DK23CA-2 00H1 PQ: 0 ANSI: 5
>> PM: Adding info for scsi:0:0:0:0
>> PM: Adding info for No Bus:target1:0:0
>> ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
>> ata2.00: cmd a0/01:00:00:00:00/00:00:00:00:00/a0 tag 0 cdb 0x12 data 36 in
>>          res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
>> ata2: soft resetting port

It looks like interrupts are not being delivered?

	Jeff