On Fri, Oct 29, 2010 at 10:50 AM, Marc Kleine-Budde <mkl@xxxxxxxxxxxxxx> wrote:
> On 10/29/2010 10:45 AM, Belisko Marek wrote:
>> HI Baruch,
>>
>> On Fri, Oct 29, 2010 at 10:34 AM, Baruch Siach <baruch@xxxxxxxxxx> wrote:
>>> Hi Belisko,
>>>
>>> On Fri, Oct 29, 2010 at 10:20:46AM +0200, Belisko Marek wrote:
>>>> I have 2.6.32 kernel but early_printk isn't available and I enable
>>>> lowlevel debugging but
>>>> don't get nothing else on console. Anyway thanks.
>>>
>>> Try this patch to see the low level console output:
>>>
>>> commit 5c31454464ed655401c31c68c895b16eafd2bde5
>>> Author: Baruch Siach <baruch@xxxxxxxxxx>
>>> Date: Â Mon Jan 19 10:41:47 2009 +0200
>>>
>>> Â Âarm, printk: the famous printascii() hack
>>>
>>> diff --git a/kernel/printk.c b/kernel/printk.c
>>> index 5052b54..d685f8a 100644
>>> --- a/kernel/printk.c
>>> +++ b/kernel/printk.c
>>> @@ -685,6 +685,10 @@ asmlinkage int vprintk(const char *fmt, va_list args)
>>> Â Â Â Â/* Emit the output into the temporary buffer */
>>> Â Â Â Âprinted_len += vscnprintf(printk_buf + printed_len,
>>> Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Âsizeof(printk_buf) - printed_len, fmt, args);
>>> + Â Â Â {
>>> + Â Â Â Â Â Â Â extern void printascii(const char *);
>>> + Â Â Â Â Â Â Â printascii(printk_buf);
>>> + Â Â Â }
>>>
>>>
>>> Â Â Â Â/*
>>>
>>> --
>>> Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â ~. .~ Â Tk Open Systems
>>> =}------------------------------------------------ooO--U--Ooo------------{=
>>> Â - baruch@xxxxxxxxxx - tel: +972.2.679.5364, http://www.tkos.co.il -
>>>
>> Patch works like charm. Output from my kernel startup:
>>
>> <5>Linux version 2.6.32-rc8 (open-nandra@linux) (gcc version 4.3.5
>> (Buildroot 2010.08-rc1) ) #14 Fri Oct 29 10:40:20 CEST 2010
>> CPU: ARM920T [41129200] revision 0 (ARMv4T), cr=c0007177
>> CPU: VIVT data cache, VIVT instruction cache
>> Machine: MINI2440
>> Memory policy: ECC disabled, Data cache writeback
>> <7>On node 0 totalpages: 0
>> <1>bootmem alloc of 32768 bytes failed!
>> <0>Kernel panic - not syncing: Out of memory
>
> do you have a "MEM=32" on your command line?
Well I add it but same result:
bootz zImage
loaded zImage from zImage with size 2059064
commandline: console=ttySAC0,115200 mem=32
arch_number: 1999
Uncompressing Linux..................................................................................................................................
done, booting the kernel.
<5>Linux version 2.6.32-rc8 (open-nandra@linux) (gcc version 4.3.5
(Buildroot 2010.08-rc1) ) #14 Fri Oct 29 10:40:20 CEST 2010
CPU: ARM920T [41129200] revision 0 (ARMv4T), cr=c0007177
CPU: VIVT data cache, VIVT instruction cache
Machine: MINI2440
Memory policy: ECC disabled, Data cache writeback
<7>On node 0 totalpages: 0
<1>bootmem alloc of 32768 bytes failed!
<0>Kernel panic - not syncing: Out of memory
>
> Marc
>
> --
> Pengutronix e.K.         Â| Marc Kleine-Budde      |
> Industrial Linux Solutions    Â| Phone: +49-231-2826-924   |
> Vertretung West/Dortmund     Â| Fax:  +49-5121-206917-5555 |
> Amtsgericht Hildesheim, HRA 2686 Â| http://www.pengutronix.de  |
>
>
thanks,
marek
--
as simple and primitive as possible
-------------------------------------------------
Marek Belisko - OPEN-NANDRA
Freelance Developer
Ruska Nova Ves 219 | Presov, 08005 Slovak Republic
Tel: +421 915 052 184
skype: marekwhite
icq: 290551086
web: http://open-nandra.com
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