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From: Alexander Motin <mav@FreeBSD.org>
Date: Sat, 14 Nov 2009 08:04:38 +0000 (UTC)
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Subject: svn commit: r199262 - head/sys/dev/ata/chipsets
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X-List-Received-Date: Sat, 14 Nov 2009 08:04:38 -0000
Author: mav
Date: Sat Nov 14 08:04:38 2009
New Revision: 199262
URL: http://svn.freebsd.org/changeset/base/199262
Log:
Disable PMP probing for Marvell AHCI controllers.
It is not working for some reason. Linux does the same.
Modified:
head/sys/dev/ata/chipsets/ata-ahci.c
Modified: head/sys/dev/ata/chipsets/ata-ahci.c
==============================================================================
--- head/sys/dev/ata/chipsets/ata-ahci.c Sat Nov 14 04:46:24 2009 (r199261)
+++ head/sys/dev/ata/chipsets/ata-ahci.c Sat Nov 14 08:04:38 2009 (r199262)
@@ -845,9 +845,12 @@ ata_ahci_reset(device_t dev)
((ch->pm_level == 0) ? ATA_AHCI_P_IX_PRC | ATA_AHCI_P_IX_PC : 0) |
ATA_AHCI_P_IX_DP | ATA_AHCI_P_IX_UF | ATA_AHCI_P_IX_SDB |
ATA_AHCI_P_IX_DS | ATA_AHCI_P_IX_PS | ATA_AHCI_P_IX_DHR));
-
- /* only probe for PortMultiplier if HW has support */
- if (ATA_INL(ctlr->r_res2, ATA_AHCI_CAP) & ATA_AHCI_CAP_SPM) {
+ /*
+ * Only probe for PortMultiplier if HW has support.
+ * Ignore Marvell, which is not working,
+ */
+ if ((ATA_INL(ctlr->r_res2, ATA_AHCI_CAP) & ATA_AHCI_CAP_SPM) &&
+ pci_get_vendor(ctlr->dev) != 0x11ab) {
signature = ata_ahci_softreset(dev, ATA_PM);
/* Workaround for some ATI chips, failing to soft-reset
* when port multiplicator supported, but absent.