J.D. Yamokoski wrote: > Jan Kiszka wrote: >> J.D. Yamokoski wrote: >> >>> Greetings, >>> >>> I have recently run into some trouble trying to boot a custom configed >>> linux kernel with Adeos. During boot the system seems to have problems >>> with the SATA hard drives with messages like, >>> >>> ata1: slow completion (cmd ef) >>> ATA: abnormal status 0x0FF >>> ata1: command 0x25 timeout, stat 0x50 host-stat 0x24 >>> >>> And then finally towards the end of the boot sequence, I get "ALERT! >>> /dev/sda3 does not exist. Dropping to a shell!" >>> >>> I am using a highly modified config customized for this machine >>> (Highlights of the config: It excludes a lot of drivers, SMP build, and >>> both SATA-as-SCSI-driver and the regular PCI IDE driver are enabled.) >>> Unpatched this customized kernel works fine. And as expected, if I use a >>> more general config file (one that came with my distro) the Adeos >>> patched kernel boots normally. Its just the combination of Adeos and >>> customized config that seems to be the problem. Does anything jump out >>> at anyone? I have include my config file with this email. >>> >>> >> >> What I-pipe patch version are you using? >> >> Could you try with CONFIG_PCI_MSI disabled? There has been other reports >> on MSI issues recently, maybe yours belong to the same group. >> >> Thanks, >> Jan >> >> >> PS: Unrelated to the problem but maybe still interesting: If you plan to >> use Adeos/I-pipe as a real-time enabler (e.g. with Xenomai), you should >> switch off CONFIG_ACPI_PROCESSOR, CONFIG_CPU_FREQ, and CONFIG_APM. >> Recent Xenomai versions should warn you about this fact as well. >> >> > That seems to have fixed the problem! The new kernel with this disabled > boots just fine. Thanks!
Well, I wouldn't say "fixed", it works around the bug. > > By the way, I was using I-pipe patch 2.6.15-i386-1.3-07. Philippe, any news on the MSI issue? Jan
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