On Sun, Jul 29, 2007 at 07:25:21PM +0100, Adrian McMenamin wrote:
> diff --git a/arch/sh/kernel/process.c b/arch/sh/kernel/process.c
> index 6334a4c..6f5e9e4 100644
> --- a/arch/sh/kernel/process.c
> +++ b/arch/sh/kernel/process.c
> @@ -97,6 +97,11 @@ void cpu_idle(void)
>
> void machine_restart(char * __unused)
> {
> +
> +#ifdef CONFIG_SH_DREAMCAST
> + /*reboot the Dreamcast under software control*/
> + writel(0x00007611, 0xA05F6890);
> +#endif
> /* SR.BL=1 and invoke address error to let CPU reset (manual reset) */
> asm volatile("ldc %0, sr\n\t"
> "mov.l @%1, %0" : : "r" (0x10000000), "r" (0x80000001));
No, if you want to do this, at least use a function pointer and leave
this as the default implementation. The dreamcast presumably only needs
this magic write anyways, rather than the SR.BL trick.
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