This is on a sparc64 ultra5 with a rev 3 CMD646. Starting with kernel
2.6.23-rc2, each boot triggers a WARNING from kernel/irq/resend.c:
Uniform Multi-Platform E-IDE driver Revision: 7.00alpha2
ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx
CMD646: IDE controller at PCI slot 0000:01:03.0
CMD646: chipset revision 3
CMD646: MultiWord DMA force limited
CMD646: 100% native mode on irq 14
ide0: BM-DMA at 0x1fe02c00020-0x1fe02c00027, BIOS settings: hda:pio, hdb:pio
ide1: BM-DMA at 0x1fe02c00028-0x1fe02c0002f, BIOS settings: hdc:pio, hdd:pio
Probing IDE interface ide0...
hda: ST320420A, ATA DISK drive
hda: selected mode 0x22
ide0 at 0x1fe02c00000-0x1fe02c00007,0x1fe02c0000a on irq 14
Probing IDE interface ide1...
hdc: CRD-8483B, ATAPI CD/DVD-ROM drive
WARNING: at kernel/irq/resend.c:70 check_irq_resend()
Call Trace:
[0000000000475a84] enable_irq+0x9c/0xc8
[0000000000560438] probe_hwif+0x7bc/0x934
[0000000000560dbc] probe_hwif_init_with_fixup+0x10/0xc4
[0000000000563454] ide_setup_pci_device+0x94/0x9c
[00000000005581f4] cmd64x_init_one+0x40/0x4c
[0000000000680670] ide_scan_pcidev+0x48/0x84
[00000000006806e0] ide_scan_pcibus+0x34/0x100
[000000000068061c] ide_init+0x60/0x6c
[0000000000670200] kernel_init+0xf0/0x270
[0000000000427344] kernel_thread+0x38/0x48
[00000000005c5fd8] rest_init+0x18/0x5c
hdc: selected mode 0x22
ide1 at 0x1fe02c00010-0x1fe02c00017,0x1fe02c0001a on irq 14 (shared with ide0)
hda: max request size: 128KiB
hda: 39851760 sectors (20404 MB) w/2048KiB Cache, CHS=39535/16/63, (U)DMA
hda: cache flushes not supported
hda: hda1 hda2 hda3 hda4 hda5
/Mikael
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