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xen-ppc-devel
Re: [XenPPC] [pushed] [ppc] serialize the processor for debugging purpos
On Tue, 2006-04-25 at 14:14 -0400, Jimi Xenidis wrote:
> changeset: 9947:d82fb1f2e3325bdb61a8a97043dff88ba5e7b442
> user: jimix@xxxxxxxxxxxxxxxxxxxxx
> date: Tue Apr 18 14:51:30 2006 -0400
> files: xen/arch/ppc/ppc64/ppc970.c
> description:
> [ppc] serialize the processor for debugging purposes and print out HID0
>
>
> diff -r 16f3d0fb6c7d0208d92bccf5e3db8e62a6a14c88 -r
> d82fb1f2e3325bdb61a8a97043dff88ba5e7b442 xen/arch/ppc/ppc64/ppc970.c
> --- a/xen/arch/ppc/ppc64/ppc970.c Tue Apr 18 13:04:42 2006 -0400
> +++ b/xen/arch/ppc/ppc64/ppc970.c Tue Apr 18 14:51:30 2006 -0400
> @@ -26,6 +26,8 @@
> #include <asm/ppc64/procarea.h>
> #include <asm/ppc64/processor.h>
> #include <asm/ppc64/ppc970-hid.h>
> +
> +#undef SERIALIZE
>
> void cpu_initialize(void)
> {
> @@ -58,6 +60,17 @@ void cpu_initialize(void)
> hid0.bits.hdice = 1; /* enable HDEC */
> hid0.bits.eb_therm = 1;
> hid0.bits.en_attn = 1;
> +#ifdef SERIALIZE
> + ulong s = 0;
> +
> + s |= 1UL << (63-0); /* one_ppc */
> +// s |= 1UL << (63-1); /* do_single */
> + s |= 1UL << (63-2); /* isync_sc */
> +// s |= 1UL << (63-3); /* ser-gp */
> + s |= 1UL << (63-16); /* inorder */
> + hid0.word |= s;
> +#endif
> + printk("hid0: 0x%016lx\n", hid0.word);
> mthid0(hid0.word);
>
> union hid1 hid1;
Please fix the // comments and spacing mismatch.
Also, I'm completely baffled... why did you add all these magic numbers
instead of simply extending "union hid0"? Please fix.
--
Hollis Blanchard
IBM Linux Technology Center
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