Re: SDP support seems broken in LO

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On Tue, Aug 18, 2009 at 6:30 PM, Gadiyar, Anand<gadiyar@xxxxxx> wrote:
>> >> LO seems broken on OMAP3430 SDP platform. I compile latest kernel with
>> >> 'omap_3430sdp_defconfig' config options.
>> >>
>> >> Booting hangs after kernel uncompressed and last message which appears
>> >> is 'booting the kernel'
>> >>
>> >>
>> >> Thanks and regards,
>> >> vimal
>> >>
>> >> See below log:
>> >>
>> >> ## Booting image at 80000000 ...
>> >>    Image Name:   Linux-2.6.31-rc5-omap1-05896-ge0
>> >>    Image Type:   ARM Linux Kernel Image (uncompressed)
>> >>    Data Size:    2520992 Bytes =  2.4 MB
>> >>    Load Address: 80008000
>> >>    Entry Point:  80008000
>> >>    Verifying Checksum ... OK
>> >> OK
>> >>
>> >> Starting kernel ...
>> >>
>> >> Uncompressing Linux.....................................................................
>> >>
>> ..............................................................
>> ............
>> >> ..................
>> >> done, booting the kernel.
>> > Mainly because of frame-buffer and musb. You can try disabling these two and see if it boots.
>>
>> I disabled frame-buffer and usb support fully:
>> # CONFIG_FB is not set
>> # CONFIG_USB_SUPPORT is not set
>>
>> I still get same message.
>>
>> -vimal
>>
>
>
> Do you have CONFIG_DEBUG_LL enabled? If so, could you enable that please to
> see if we have a crash somewhere?
>

Here is the log after enabling 'CONFIG_DEBUG_LL':

## Booting image at 80000000 ...
   Image Name:   Linux-2.6.31-rc5-omap1-05896-ge0
   Image Type:   ARM Linux Kernel Image (uncompressed)
   Data Size:    2303384 Bytes =  2.2 MB
   Load Address: 80008000
   Entry Point:  80008000
   Verifying Checksum ... OK
OK

Starting kernel ...

Uncompressing Linux....................................................................................................................................................
done, booting the kernel.
<5>Linux version 2.6.31-rc5-omap1-05896-ge087f6f-dirty
(x0094262@omaplinux2) (gcc version 4.2.1 (CodeSourcery Sourcery G++
Lite 2007q3-51)) #7 Tue Aug 18 18:38:47 IST 2009
CPU: ARMv7 Processor [411fc081] revision 1 (ARMv7), cr=10c53c7f
CPU: VIPT nonaliasing data cache, VIPT nonaliasing instruction cache
Machine: OMAP3430 3430SDP board
Memory policy: ECC disabled, Data cache writeback
<7>On node 0 totalpages: 32768
<7>free_area_init_node: node 0, pgdat c048c700, node_mem_map c04da000
<7>  Normal zone: 256 pages used for memmap
<7>  Normal zone: 0 pages reserved
<7>  Normal zone: 32512 pages, LIFO batch:7
<6>OMAP3430 ES2.0
<6>SRAM: Mapped pa 0x40200000 to va 0xe3000000 size: 0x100000
Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 32512
<5>Kernel command line: mem=128M console=ttyS0,115200n8 noinitrd
root=/dev/nfs rw
nfsroot=10.24.246.118:/home1/vimal_fs/newfs,nolock,tcp,rsize=1024,wsize=1024
ip=dhcp nohz=off
PID hash table entries: 512 (order: 9, 2048 bytes)
<6>Dentry cache hash table entries: 16384 (order: 4, 65536 bytes)
<6>Inode-cache hash table entries: 8192 (order: 3, 32768 bytes)
<6>Memory: 128MB = 128MB total
<5>Memory: 124828KB available (4132K code, 529K data, 128K init, 0K highmem)
<6>SLUB: Genslabs=11, HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
<6>NR_IRQS:402
<6>Clocking rate (Crystal/DPLL/ARM core): 26.0/332/500 MHz
<6>Reprogramming SDRC clock to 332000000 Hz
<6>GPMC revision 5.0
<6>IRQ: Found an INTC at 0xd8200000 (revision 4.0) with 96 interrupts
<6>Total of 96 interrupts on 1 active controller
<6>OMAP34xx GPIO hardware version 2.5
<6>OMAP clockevent source: GPTIMER1 at 32768 Hz
Console: colour dummy device 80x30
<6>Calibrating delay loop...


-vimal

> - Anand
>
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