Re: ARM target not boot after remap memory
From: Johannes Stezenbach
Date: Mon Sep 13 2010 - 13:26:16 EST
On Mon, Sep 13, 2010 at 04:30:17PM +0200, Robin Theunis wrote:
>
> I have compiled the kernel with early printk on and debug_LL, It still
> doesn't nothing after that line.
Please don't top-post.
Did you add "earlyprintk" to your kernel command line
like the EARLY_PRINTK menuconfig help text suggests?
arch/arm/mach-at91/include/mach/debug-macro.S also suggests
the LL debug output goes to AT91 debug unit not to normal UART
(not sure about this, I don't know much about AT91).
Did you try to dump __log_buf using JTAG?
HTH
Johannes
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