booting elf from ROM
ollie lho
ollie at sis.com.tw
Tue Nov 19 03:02:01 CET 2002
On Tue, 2002-11-19 at 12:56, Andrew Kohlsmith wrote:
> I've managed to get all the way to jmp_to_elf_entry(), but I have run in to a
> snag in the assembly code which copies LinuxBIOS in to high memory and then
> attempts to continue execution up there.
>
> At line 130 of arch/i386/boot/boot.c the code attempts to jump to the next
> instruction in its new home. (the jmp EAX). When tracing through it in
> bochs, however, the EAX just points to the next instruction (in low memory,
> where it was executing before).
>
> The copy moves 0x12fab dwords (304kb?) from 0x04000 to 0x3fbb4154 (what on
> earth does this address represent?!)
>
Can you send us the "objdump -p" of your ELF file ??
Ollie
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