[U-Boot] [PATCH 07/10] Rearrange i386 Interupt Handling

Joakim Tjernlund joakim.tjernlund at transmode.se
Tue Oct 20 16:35:00 CEST 2009


>
> In preperation for full relocation
>
> Signed-off-by: Graeme Russ <graeme.russ at gmail.com>
> ---
>  cpu/i386/Makefile              |    2 +-
>  cpu/i386/cpu.c                 |    1 -
>  cpu/i386/exceptions.c          |  229 ---------------------
>  cpu/i386/interrupts.c          |  431 ++++++++++++++++++++++++++++++++++++++--
>  include/asm-i386/interrupt.h   |   27 ---
>  include/asm-i386/u-boot-i386.h |    3 -
>  lib_i386/interrupts.c          |    4 +-
>  lib_i386/pcat_interrupts.c     |   33 ---
>  8 files changed, 420 insertions(+), 310 deletions(-)
>  delete mode 100644 cpu/i386/exceptions.c

Don't know much about x86, but should not these new asm
symbools be .hidden and .type <fun>, @function ?

>
> +#define DECLARE_INTERRUPT(x) \
> +   ".globl irq_"#x"\n" \
> +   "irq_"#x":\n" \
> +   "pushl %ebp\n" \
> +   "movl %esp,%ebp\n" \
> +   "pusha\n" \
> +   "pushl $"#x"\n" \
> +   "jmp irq_common_entry\n"

> +asm(".globl irq_common_entry\n" \
> +   "irq_common_entry:\n" \
> +   "pushl $0\n" \
> +   "pushl $0\n" \
> +   "call irq_llsr\n" \
> +   "popl %eax\n" \
> +   "popl %eax\n" \



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