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Disable PMP probing for Marvell AHCI controllers.

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It is not working for some reason. Linux does the same.
This commit is contained in:
mav 2009-11-14 08:04:38 +00:00
parent 0e3418f9cf
commit bebd0c59a6
1 changed files with 6 additions and 3 deletions
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9
sys/dev/ata/chipsets/ata-ahci.c
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@ -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.