diff options
Diffstat (limited to 'include/asm-sparc64/mmu_context.h')
| -rw-r--r-- | include/asm-sparc64/mmu_context.h | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/include/asm-sparc64/mmu_context.h b/include/asm-sparc64/mmu_context.h index 76aacba13..0e8168bb5 100644 --- a/include/asm-sparc64/mmu_context.h +++ b/include/asm-sparc64/mmu_context.h @@ -1,4 +1,4 @@ -/* $Id: mmu_context.h,v 1.7 1997/04/04 00:50:23 davem Exp $ */ +/* $Id: mmu_context.h,v 1.8 1997/05/18 20:44:23 davem Exp $ */ #ifndef __SPARC64_MMU_CONTEXT_H #define __SPARC64_MMU_CONTEXT_H @@ -63,11 +63,21 @@ extern __inline__ void get_mmu_context(struct task_struct *tsk) !(tsk->tss.flags & SPARC_FLAG_KTHREAD) && !(tsk->flags & PF_EXITING)) { unsigned long ctx = tlb_context_cache; + register unsigned long paddr asm("o5"); flushw_user(); if((mm->context ^ ctx) & CTX_VERSION_MASK) get_new_mmu_context(mm, ctx); spitfire_set_secondary_context(mm->context); + paddr = __pa(mm->pgd); + __asm__ __volatile__(" + rdpr %%pstate, %%o4 + wrpr %%o4, %1, %%pstate + mov %0, %%g7 + wrpr %%o4, 0x0, %%pstate + " : /* no outputs */ + : "r" (paddr), "i" (PSTATE_MG|PSTATE_IE) + : "o4"); } } |