diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/kernel/cpu_setup_ppc970.S | 16 | ||||
| -rw-r--r-- | arch/powerpc/kernel/cputable.c | 3 |
2 files changed, 18 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/cpu_setup_ppc970.S b/arch/powerpc/kernel/cpu_setup_ppc970.S index 652594891d5..bf118c38575 100644 --- a/arch/powerpc/kernel/cpu_setup_ppc970.S +++ b/arch/powerpc/kernel/cpu_setup_ppc970.S @@ -83,6 +83,22 @@ _GLOBAL(__setup_cpu_ppc970) rldimi r0,r11,52,8 /* set NAP and DPM */ li r11,0 rldimi r0,r11,32,31 /* clear EN_ATTN */ + b load_hids /* Jump to shared code */ + + +_GLOBAL(__setup_cpu_ppc970MP) + /* Do nothing if not running in HV mode */ + mfmsr r0 + rldicl. r0,r0,4,63 + beqlr + + mfspr r0,SPRN_HID0 + li r11,0x15 /* clear DOZE and SLEEP */ + rldimi r0,r11,52,6 /* set DEEPNAP, NAP and DPM */ + li r11,0 + rldimi r0,r11,32,31 /* clear EN_ATTN */ + +load_hids: mtspr SPRN_HID0,r0 mfspr r0,SPRN_HID0 mfspr r0,SPRN_HID0 diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c index 95382f99440..f02b402c66d 100644 --- a/arch/powerpc/kernel/cputable.c +++ b/arch/powerpc/kernel/cputable.c @@ -41,6 +41,7 @@ extern void __setup_cpu_745x(unsigned long offset, struct cpu_spec* spec); #endif /* CONFIG_PPC32 */ #ifdef CONFIG_PPC64 extern void __setup_cpu_ppc970(unsigned long offset, struct cpu_spec* spec); +extern void __setup_cpu_ppc970MP(unsigned long offset, struct cpu_spec* spec); extern void __restore_cpu_ppc970(void); #endif /* CONFIG_PPC64 */ @@ -221,7 +222,7 @@ struct cpu_spec cpu_specs[] = { .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 8, - .cpu_setup = __setup_cpu_ppc970, + .cpu_setup = __setup_cpu_ppc970MP, .cpu_restore = __restore_cpu_ppc970, .oprofile_cpu_type = "ppc64/970", .oprofile_type = PPC_OPROFILE_POWER4, |