Hello David;
Are you doing this big or little edian?
--George
-----Original Message-----
From: Meng, David [mailto:[EMAIL PROTECTED]]
Sent: Thursday, April 27, 2000 8:48 PM
To: 'Chris Blazie'; [EMAIL PROTECTED]
Subject: RE: booting kernel on SA1110
> I'm trying to get a kernel to boot on an SA1110 platform
>(development board with 64mb SDRAM). I set up the memory configurations
>in mm/mm-sa1100.c and kernel/arch.c. I pass architecture number 0x10 from
>the bootloader but it never gets out of head-armv.S. I traced the problem
>to the instruction turning on the MMU:
>mcr p15, 0, r0, c1, c0
> At this point r0 = 0xc000517d; mmu, write buffer, and all caches
>on. Is all of that really supposed to happen here? Or is r0 getting
>incorrectly set in __create_page_tables?
If the error is undefined instuction, the reason is that the ARM is in the
user mode. This coprocessor instruction is supposed to be used in
supervisor mode.
David Meng
____________________________________________________________
This is my personal opinion and not related to my employer.
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