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Re: booting error on db1550 using linux 2.6.12 from linux-mips.org

To: rolf liu <rolfliu@gmail.com>
Subject: Re: booting error on db1550 using linux 2.6.12 from linux-mips.org
From: Pete Popov <ppopov@embeddedalley.com>
Date: Wed, 06 Jul 2005 00:12:14 -0700
Cc: "linux-mips@linux-mips.org" <linux-mips@linux-mips.org>
In-reply-to: <2db32b7205070508504b675dd6@mail.gmail.com>
Organization: Embedded Alley Solutions, Inc
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On Tue, 2005-07-05 at 08:50 -0700, rolf liu wrote:
> Pete,
> I tried to make HPT working on db1550 for linux 2.6.12 cvs head. If I
> didn't force it to use 372 timing, it just hangs up after it detect
> the drive. If I used the 372 timing using the 2.4 trick, the kernel
> just crashed. Any clue?

Other than the call trace you can see below, no, no clues. I would have
to spend some time debugging it and if it ever becomes a priority, I
will.

Pete

> Thanks
> 
> Uniform Multi-Platform E-IDE driver Revision: 7.00alpha2
> ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx
> HPT371: IDE controller at PCI slot 0000:00:0b.0
> PCI: Enabling device 0000:00:0b.0 (0000 -> 0003)
> HPT371: chipset revision 2
> hpt: HPT372N detected, using 372N timing.
> FREQ: 73 PLL: 35
> HPT371: 100% native mode on irq 5
> hpt: no known IDE timings, disabling DMA.
> hpt: no known IDE timings, disabling DMA.
> hdg: IBM-DTTA-350840, ATA DISK drive
> CPU 0 Unable to handle kernel paging request at virtual address
> 00000000, epc == 8029fb20, ra == 8029fc0c
> Oops in arch/mips/mm/fault.c::do_page_fault, line 167[#1]:
> Cpu 0
> $ 0   : 00000000 1000fc00 00000000 00000000
> $ 4   : 0000000c 00000000 00010000 18010017
> $ 8   : 00000000 0000fc00 00000000 803a6000
> $12   : 803ace64 fffffffb ffffffff 0000140d
> $16   : 00000048 00000055 30070000 00000001
> $20   : 804a1800 0000000c 8043a678 8043a5f8
> $24   : 00000000 802a747c                  
> $28   : 811de000 811dfe40 1000fc01 8029fc0c
> Hi    : 0000018a
> Lo    : 3d6edc00
> epc   : 8029fb20 pci_bus_clock_list+0x0/0x38     Not tainted
> ra    : 8029fc0c hpt372_tune_chipset+0xb4/0x138
> Status: 1000fc03    KERNEL EXL IE 
> Cause : 00800008
> BadVA : 00000000
> PrId  : 03030200
> Modules linked in:
> Process swapper (pid: 1, threadinfo=811de000, task=80456bf0)
> Stack : 804a1800 00000005 8029f62c 80456bf0 00000000 00000000 804a1800 
> 0000000c
>         8043a678 00000001 00000000 803b0000 00000005 8029fcf8 8043a678 
> 8043a5e8
>         00000000 00000001 00000000 803b0000 00000005 8043a5f8 8043a678 
> 8043a5e8
>         00000000 00000001 00000000 803b0000 00000005 802abd0c 00000005 
> 8043a5f8
>         b0400074 b040006c 00000001 811dff30 00000000 00000000 00000000 
> 8043a5e8
>         ...
> Call Trace:
>  [<8029f62c>] hpt_minimum_revision+0x2c/0xec
>  [<8029fcf8>] hpt3xx_tune_chipset+0x68/0x2e8
>  [<802abd0c>] probe_hwif+0x8a4/0x910
>  [<802ace2c>] probe_hwif_init_with_fixup+0x1c/0xcc
>  [<802af8bc>] ide_setup_pci_device+0xa8/0xcc
>  [<8024f09c>] idr_get_new+0x18/0x4c
>  [<80422e38>] ide_scan_pcidev+0x84/0xc4
>  [<801c5464>] proc_register+0x48/0x16c
>  [<80422eb0>] ide_scan_pcibus+0x38/0xf8
>  [<801c5874>] proc_mkdir_mode+0x54/0x80
>  [<80422d98>] ide_init+0x68/0x84
>  [<80422d7c>] ide_init+0x4c/0x84
>  [<801004f8>] init+0x9c/0x264
>  [<80105e20>] kernel_thread_helper+0x10/0x18
>  [<80105e10>] kernel_thread_helper+0x0/0x18
> 
> 
> Code: 02002821  080a7e5f  a3a20013 <90a20000> 10400008  308400ff 
> 00401821  10640007  00000000
> Kernel panic - not syncing: Attempted to kill init!
> 


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