[Qemu-devel] AHCI broken in current git, bisected.

[Alexey Zaytsev]

Hi.

The commit 667bb59d2358daeef179583c944becba3f1f9680
Author: Avi Kivity <address@hidden>
Date:   Mon Apr 4 18:28:02 2011 +0300

    ich/ahci: convert to pci_register_bar_simple()

    Signed-off-by: Avi Kivity <address@hidden>
    Signed-off-by: Michael S. Tsirkin <address@hidden>

breaks AHCI to the point the disks are not detected by both seabios and Linux:

[    8.582220] ata1: PATA max MWDMA2 cmd 0x1f0 ctl 0x3f6 bmdma 0xc000 irq 14
[    8.582646] ata2: PATA max MWDMA2 cmd 0x170 ctl 0x376 bmdma 0xc008 irq 15
[    8.603979] ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 10
[    8.605151] ahci 0000:00:04.0: PCI INT A -> Link[LNKD] -> GSI 10
(level, high) -> IRQ 10
[    9.608243] ahci 0000:00:04.0: controller reset failed (0xf000ff53)
[    9.609948] ahci 0000:00:04.0: PCI INT A disabled
[    9.610267] ahci: probe of 0000:00:04.0 failed with error -5