Re: MPC5200b MMC over SPI into PSC6

[Fabri <rider4ever@gmail.com>]

Thanks for the patches, now some more rows are printed after RamDisk loading:

   Verifying Checksum ... OK
   Loading Ramdisk to 0fe68000, end 0ff49bf2 ... OK
Memory <- <0x0 0x10000000> (256MB)
CPU clock-frequency <- 0xbcd3d80 (198MHz)
CPU timebase-frequency <- 0x1f78a40 (33MHz)
CPU bus-frequency <- 0x7de2900 (132MHz)

zImage starting: loaded at 0x00400000 (sp: 0x0ff4a958)
Allocating 0x32d410 bytes for kernel ...
gunzipping (0x00000000 <- 0x0040d000:0x00730fd4)...done 0x30d150 bytes
Using loader supplied ramdisk at 0xfe68000-0xff49bf2
initrd head: 0x1f8b0808

Linux/PowerPC load:
Finalizing device tree... flat tree at 0x73d300

-----------------------------------------------------------------------------------------------------

and then it stops. Maybe are there some problems related to my rootfs.uimage?

On Fri, May 9, 2008 at 4:06 PM, Grant Likely <grant.likely@secretlab.ca> wrote:
> See if this patch makes any difference for you:
>
> diff --git a/arch/powerpc/boot/dts/lite5200b.dts b/arch/powerpc/boot/dts/lite520
> index 8505e97..70d9a8e 100644
> --- a/arch/powerpc/boot/dts/lite5200b.dts
> +++ b/arch/powerpc/boot/dts/lite5200b.dts
> @@ -342,4 +342,8 @@
>                          0x02000000 0 0xa0000000 0xa0000000 0 0x10000000
>                          0x01000000 0 0x00000000 0xb0000000 0 0x01000000>;
>        };
> +
> +       chosen {
> +               linux,stdout-path = "/soc5200@f0000000/serial@2000";
> +       };
>  };
>
>
> Oh, and the fix I told you about (fixing the unterminated list) didn't
> make it into 2.6.25.2.  You still need to manually apply it.  It
> should be in 2.6.25.3.
>
> Cheers,
> g.
>
> On Fri, May 9, 2008 at 7:51 AM, Fabri <rider4ever@gmail.com> wrote:
>> Errage corrige: Excuse me, bad cut and paste :)
>> This is the right output of the first try
>>
>> ## Booting image at 03000000 ...
>>   Image Name:   Linux-2.6.25.2
>>   Created:      2008-05-09  12:46:22 UTC
>>   Image Type:   PowerPC Linux Kernel Image (gzip compressed)
>>   Data Size:    1518744 Bytes =  1.4 MB
>>   Load Address: 00400000
>>   Entry Point:  00400550
>>   Verifying Checksum ... OK
>>   Uncompressing Kernel Image ... OK
>> ## Loading RAMDisk Image at 04000000 ...
>>  Image Name:   RamDisk Image Lite5200b
>>  Created:      2008-03-04  11:28:40 UTC
>>  Image Type:   PowerPC Linux RAMDisk Image (gzip compressed)
>>  Data Size:    1135278 Bytes = 1109 kB
>>  Load Address: 00000000
>>  Entry Point:  00000000
>>  Verifying Checksum ... OK
>>  Loading Ramdisk to 0fe68000, end 0ff7d2ae ... OK
>>
>> By the way, Grant, you seem to be very expert in making a kernel with
>> ARCH=powerpc. Can you tell me how to find some docs to improve my
>> knowledge in this field? I've found something interesting in
>> Documentation/powerpc, but they are not too explicative about the
>> differences between PPC/Powerpc building, and about how to make the
>> last one.
>>
>
>
>
> --
> Grant Likely, B.Sc., P.Eng.
> Secret Lab Technologies Ltd.
>