On Thu, Jul 31, 2008 at 01:53:45PM -0500, Kumar Gala wrote:

I'm getting the following badness with top of tree on a embedded PowerPC 
w/a ULI 1575 bridge (M5229 IDE):

02:1f.0 IDE interface: Acer Laboratories Inc. [ALi] M5229 IDE (rev c8)

Just to be sure that I didn't break the ULi for your board, could
you try locally revert this patch:

commit 52ddd1cdc923802b224b15ba75000c6c5668227f
Author: Anton Vorontsov [off-list ref]
Date:   Thu Jun 12 03:04:17 2008 +0400

    powerpc/85xx/86xx: some refactoring for fsl_uli1575 code

And see if this helps?

If you need more info let me know.

- k

ahci 0000:02:1f.1: AHCI 0001.0000 32 slots 4 ports 3 Gbps 0xf impl SATA 
mode
ahci 0000:02:1f.1: flags: ncq sntf ilck pm led clo pmp pio slum part
------------[ cut here ]------------
Badness at c021e700 [verbose debug info unavailable]
NIP: c021e700 LR: c021e6e8 CTR: c022ce90
REGS: ef82bca0 TRAP: 0700   Not tainted  (2.6.27-rc1-00495-g33bd9fe- 
dirty)
MSR: 00029032 <EE,ME,IR,DR>  CR: 22044022  XER: 20000000
TASK = ef830000[1] 'swapper' THREAD: ef82a000 CPU: 1
GPR00: 00000001 ef82bd50 ef830000 00000000 00009032 00000000 ef0b64fc  
00000000
GPR08: ef937c10 c022f93f efbfc8e0 ef900b60 22044028 fffdd3ff 0ffe8700  
c044c17c
GPR16: c04d52ec ef82f458 ef82f4f4 ef82f4f4 c044c234 c044c5d8 c044c5d8  
c044c220
GPR24: c044c218 c04d52f0 00000080 c022f940 00000000 c044c244 efbec490  
00000000
NIP [c021e700] ata_host_activate+0x40/0x10c
LR [c021e6e8] ata_host_activate+0x28/0x10c
Call Trace:
[ef82bd50] [c021e6e8] ata_host_activate+0x28/0x10c (unreliable)
[ef82bd80] [c022f48c] ahci_init_one+0x8b4/0xd68
[ef82be30] [c01b69c0] pci_device_probe+0x84/0xa8
[ef82be50] [c01e5438] driver_probe_device+0xb4/0x1e8
[ef82be70] [c01e55f0] __driver_attach+0x84/0x88
[ef82be90] [c01e4ba0] bus_for_each_dev+0x5c/0xa4
[ef82bec0] [c01e5254] driver_attach+0x24/0x34
[ef82bed0] [c01e44b8] bus_add_driver+0x1d8/0x24c
[ef82bef0] [c01e5810] driver_register+0x70/0x160
[ef82bf10] [c01b6c54] __pci_register_driver+0x64/0xc4
[ef82bf30] [c04aaa60] ahci_init+0x28/0x38
[ef82bf40] [c048717c] do_one_initcall+0x38/0x1ac
[ef82bfb0] [c04874e0] kernel_init+0x1f0/0x1fc
[ef82bff0] [c0013b04] kernel_thread+0x44/0x60
Instruction dump:
7cbb2b78 90010034 7cda3378 7cf93b78 7c7e1b78 4bff9dbd 7c7f1b79 408200c8
2f9c0000 409e002c 313bffff 7c09d910 <0f000000> 80010034 7fc3f378  
7f24cb78
scsi0 : ahci
scsi1 : ahci
scsi2 : ahci
scsi3 : ahci
ata1: SATA max UDMA/133 abar m1024@0x80006000 port 0x80006100
ata2: SATA max UDMA/133 abar m1024@0x80006000 port 0x80006180
ata3: SATA max UDMA/133 abar m1024@0x80006000 port 0x80006200
ata4: SATA max UDMA/133 abar m1024@0x80006000 port 0x80006280
ata1: SATA link down (SStatus 0 SControl 300)
ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
ata2.00: qc timeout (cmd 0xec)
ata2.00: failed to IDENTIFY (I/O error, err_mask=0x4)
ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 300)

-- 
Anton Vorontsov
email: cbouatmailru@gmail.com
irc://irc.freenode.net/bd2