diff options
Diffstat (limited to 'arch/ppc/kernel/misc.S')
| -rw-r--r-- | arch/ppc/kernel/misc.S | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/ppc/kernel/misc.S b/arch/ppc/kernel/misc.S index 7329ef177a1..a3132f8e799 100644 --- a/arch/ppc/kernel/misc.S +++ b/arch/ppc/kernel/misc.S @@ -593,6 +593,14 @@ _GLOBAL(flush_instruction_cache) iccci 0,r3 #endif #elif CONFIG_FSL_BOOKE +BEGIN_FTR_SECTION + mfspr r3,SPRN_L1CSR0 + ori r3,r3,L1CSR0_CFI|L1CSR0_CLFC + /* msync; isync recommended here */ + mtspr SPRN_L1CSR0,r3 + isync + blr +END_FTR_SECTION_IFCLR(CPU_FTR_SPLIT_ID_CACHE) mfspr r3,SPRN_L1CSR1 ori r3,r3,L1CSR1_ICFI|L1CSR1_ICLFR mtspr SPRN_L1CSR1,r3 |