Author: nwhitehorn
Date: Sat Feb 20 16:14:19 2010
New Revision: 204127
URL: http://svn.freebsd.org/changeset/base/204127
Log:
Turn on experimental support for DEEPNAP on the 970MP.
Modified:
head/sys/powerpc/powerpc/cpu.c
Modified: head/sys/powerpc/powerpc/cpu.c
==============================================================================
--- head/sys/powerpc/powerpc/cpu.c Sat Feb 20 16:13:43 2010
(r204126)
+++ head/sys/powerpc/powerpc/cpu.c Sat Feb 20 16:14:19 2010
(r204127)
@@ -446,8 +446,16 @@ cpu_970_setup(int cpuid, uint16_t vers)
: "=r" (hid0_hi), "=r" (hid0_lo) : "K" (SPR_HID0));
/* Configure power-saving mode */
- hid0_hi |= (HID0_NAP | HID0_DPM);
- hid0_hi &= ~(HID0_DOZE | HID0_DEEPNAP);
+ switch (vers) {
+ case IBM970MP:
+ hid0_hi |= (HID0_DEEPNAP | HID0_DPM);
+ hid0_hi &= ~(HID0_DOZE | HID0_NAP);
+ break;
+ default:
+ hid0_hi |= (HID0_NAP | HID0_DPM);
+ hid0_hi &= ~(HID0_DOZE | HID0_DEEPNAP);
+ break;
+ }
powerpc_pow_enabled = 1;
__asm __volatile (" \
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