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Dave Dillow <dave@thedillows.org> wrote: > > [ Doh! Forgot to cc LKML since it may be more of an MSI issue. ] > > I'm having some issues with sata_mv and my 1420SA card on an ASUS > CUV4X-D motherboard (2x PIII 1GHz, Via VT82C693A/694x Apollo PRO133x). > > If I build 2.6.15 with CONFIG_MSI=y, I get mv_eng_timeout() calls in the > log, and cannot talk to the disks. No interrupts are reported for libata > in /proc/interrupts. I've also tried pci=routeirq on the command line, > to no avail. > > If I build with CONFIG_MSI=n, then all seems to be well. > > I'd like to help find a fix, since Fedora uses CONFIG_MSI=y on their > kernels, and I eventually want to return this box to a non-custom > kernel. To that end, here's lspci and dmesg output. If you need any more > info, or have something for me to try, then please let me know. > > Thanks! > > lspci -vvv on CONFIG_MSI=y, pci=routeirq: > 00:0a.0 RAID bus controller: Adaptec Serial ATA II RAID 1420SA (rev 01) > Subsystem: Adaptec Serial ATA II RAID 1420SA > 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: 32, Cache Line Size 08 > Interrupt: pin A routed to IRQ 209 > Region 0: Memory at ed000000 (64-bit, non-prefetchable) [size=1M] > Region 2: I/O ports at a000 [size=256] > Capabilities: [40] Power Management version 2 > Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA PME(D0-,D1-,D2-,D3hot-,D3cold-) > Status: D0 PME-Enable- DSel=0 DScale=0 PME- > Capabilities: [50] Message Signalled Interrupts: 64bit+ Queue=0/0 Enable+ > Address: 00000000fee03000 Data: 40d1 Andi says "It's more likely a hardware bug that needs to be handled by the driver maintainer. sata_mv has an pci_enable_msi(). Hardware that reports MSI capability but breaks when it's actually used is not unheard of." -sata_mv 0000:00:0a.0: 32 slots 4 ports unknown mode IRQ via MSI -ata1: SATA max UDMA/133 cmd 0x0 ctl 0xE0A22120 bmdma 0x0 irq 177 -ata2: SATA max UDMA/133 cmd 0x0 ctl 0xE0A24120 bmdma 0x0 irq 177 -ata3: SATA max UDMA/133 cmd 0x0 ctl 0xE0A26120 bmdma 0x0 irq 177 -ata4: SATA max UDMA/133 cmd 0x0 ctl 0xE0A28120 bmdma 0x0 irq 177 +sata_mv 0000:00:0a.0: 32 slots 4 ports unknown mode IRQ via INTx +ata1: SATA max UDMA/133 cmd 0x0 ctl 0xE0A22120 bmdma 0x0 irq 18 +ata2: SATA max UDMA/133 cmd 0x0 ctl 0xE0A24120 bmdma 0x0 irq 18 +ata3: SATA max UDMA/133 cmd 0x0 ctl 0xE0A26120 bmdma 0x0 irq 18 +ata4: SATA max UDMA/133 cmd 0x0 ctl 0xE0A28120 bmdma 0x0 irq 18 It seems strange that pci_enable_msi() succeeded if the device is not MSI-capable? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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