Date: Fri, 16 Jul 2010 17:27:43 +0000 (UTC) From: Alexander Motin <mav@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r210168 - head/sys/dev/ata Message-ID: <201007161727.o6GHRh33073475@svn.freebsd.org>
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Author: mav Date: Fri Jul 16 17:27:43 2010 New Revision: 210168 URL: http://svn.freebsd.org/changeset/base/210168 Log: Make legacy ATA emulation detection more strict. This should fix false positive legacy detection and attach failure/panic for Marvell 88SX6141 controller and potentially some others. PR: kern/145064 Modified: head/sys/dev/ata/ata-pci.c Modified: head/sys/dev/ata/ata-pci.c ============================================================================== --- head/sys/dev/ata/ata-pci.c Fri Jul 16 17:01:36 2010 (r210167) +++ head/sys/dev/ata/ata-pci.c Fri Jul 16 17:27:43 2010 (r210168) @@ -769,7 +769,8 @@ DRIVER_MODULE(ata, atapci, ata_pcichanne int ata_legacy(device_t dev) { - return (((pci_read_config(dev, PCIR_PROGIF, 1)&PCIP_STORAGE_IDE_MASTERDEV)&& + return (((pci_read_config(dev, PCIR_SUBCLASS, 1) == PCIS_STORAGE_IDE) && + (pci_read_config(dev, PCIR_PROGIF, 1)&PCIP_STORAGE_IDE_MASTERDEV)&& ((pci_read_config(dev, PCIR_PROGIF, 1) & (PCIP_STORAGE_IDE_MODEPRIM | PCIP_STORAGE_IDE_MODESEC)) != (PCIP_STORAGE_IDE_MODEPRIM | PCIP_STORAGE_IDE_MODESEC))) ||
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