diff options
Diffstat (limited to 'arch/openrisc/kernel/head.S')
| -rw-r--r-- | arch/openrisc/kernel/head.S | 38 |
1 files changed, 22 insertions, 16 deletions
diff --git a/arch/openrisc/kernel/head.S b/arch/openrisc/kernel/head.S index 63ba2d96a860..a22f1fc40a6c 100644 --- a/arch/openrisc/kernel/head.S +++ b/arch/openrisc/kernel/head.S @@ -522,22 +522,8 @@ enable_dc: l.nop flush_tlb: - /* - * I N V A L I D A T E T L B e n t r i e s - */ - LOAD_SYMBOL_2_GPR(r5,SPR_DTLBMR_BASE(0)) - LOAD_SYMBOL_2_GPR(r6,SPR_ITLBMR_BASE(0)) - l.addi r7,r0,128 /* Maximum number of sets */ -1: - l.mtspr r5,r0,0x0 - l.mtspr r6,r0,0x0 - - l.addi r5,r5,1 - l.addi r6,r6,1 - l.sfeq r7,r0 - l.bnf 1b - l.addi r7,r7,-1 - + l.jal _flush_tlb + l.nop /* The MMU needs to be enabled before or32_early_setup is called */ @@ -629,6 +615,26 @@ jump_start_kernel: l.jr r30 l.nop +_flush_tlb: + /* + * I N V A L I D A T E T L B e n t r i e s + */ + LOAD_SYMBOL_2_GPR(r5,SPR_DTLBMR_BASE(0)) + LOAD_SYMBOL_2_GPR(r6,SPR_ITLBMR_BASE(0)) + l.addi r7,r0,128 /* Maximum number of sets */ +1: + l.mtspr r5,r0,0x0 + l.mtspr r6,r0,0x0 + + l.addi r5,r5,1 + l.addi r6,r6,1 + l.sfeq r7,r0 + l.bnf 1b + l.addi r7,r7,-1 + + l.jr r9 + l.nop + /* ========================================[ cache ]=== */ /* aligment here so we don't change memory offsets with |