diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/cpu/arm926ejs/start.S | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/arm/cpu/arm926ejs/start.S b/arch/arm/cpu/arm926ejs/start.S index 525c112..6f05f1a 100644 --- a/arch/arm/cpu/arm926ejs/start.S +++ b/arch/arm/cpu/arm926ejs/start.S @@ -369,7 +369,8 @@ flush_dcache: mcr p15, 0, r0, c7, c5, 0 /* invalidate I Cache */ /* - * disable MMU and D cache, and enable I cache + * disable MMU and D cache + * enable I cache if CONFIG_SYS_ICACHE_OFF is not defined */ mrc p15, 0, r0, c1, c0, 0 bic r0, r0, #0x00000300 /* clear bits 9:8 (---- --RS) */ @@ -380,7 +381,9 @@ flush_dcache: bic r0, r0, #0x00002000 /* clear bit 13 (--V- ----) */ #endif orr r0, r0, #0x00000002 /* set bit 2 (A) Align */ +#ifndef CONFIG_SYS_ICACHE_OFF orr r0, r0, #0x00001000 /* set bit 12 (I) I-Cache */ +#endif mcr p15, 0, r0, c1, c0, 0 /* |