diff options
Diffstat (limited to 'arch/arm/mm')
| -rw-r--r-- | arch/arm/mm/Makefile | 12 | ||||
| -rw-r--r-- | arch/arm/mm/cache-xsc3l2.c | 11 | ||||
| -rw-r--r-- | arch/arm/mm/proc-xsc3.S | 7 |
3 files changed, 24 insertions, 6 deletions
diff --git a/arch/arm/mm/Makefile b/arch/arm/mm/Makefile index 827e238..e8d34a80 100644 --- a/arch/arm/mm/Makefile +++ b/arch/arm/mm/Makefile @@ -27,6 +27,9 @@ obj-$(CONFIG_CPU_ABRT_EV5TJ) += abort-ev5tj.o obj-$(CONFIG_CPU_ABRT_EV6) += abort-ev6.o obj-$(CONFIG_CPU_ABRT_EV7) += abort-ev7.o +AFLAGS_abort-ev6.o :=-Wa,-march=armv6k +AFLAGS_abort-ev7.o :=-Wa,-march=armv7-a + obj-$(CONFIG_CPU_PABRT_LEGACY) += pabort-legacy.o obj-$(CONFIG_CPU_PABRT_V6) += pabort-v6.o obj-$(CONFIG_CPU_PABRT_V7) += pabort-v7.o @@ -39,6 +42,9 @@ obj-$(CONFIG_CPU_CACHE_V6) += cache-v6.o obj-$(CONFIG_CPU_CACHE_V7) += cache-v7.o obj-$(CONFIG_CPU_CACHE_FA) += cache-fa.o +AFLAGS_cache-v6.o :=-Wa,-march=armv6 +AFLAGS_cache-v7.o :=-Wa,-march=armv7-a + obj-$(CONFIG_CPU_COPY_V3) += copypage-v3.o obj-$(CONFIG_CPU_COPY_V4WT) += copypage-v4wt.o obj-$(CONFIG_CPU_COPY_V4WB) += copypage-v4wb.o @@ -58,6 +64,9 @@ obj-$(CONFIG_CPU_TLB_V6) += tlb-v6.o obj-$(CONFIG_CPU_TLB_V7) += tlb-v7.o obj-$(CONFIG_CPU_TLB_FA) += tlb-fa.o +AFLAGS_tlb-v6.o :=-Wa,-march=armv6 +AFLAGS_tlb-v7.o :=-Wa,-march=armv7-a + obj-$(CONFIG_CPU_ARM610) += proc-arm6_7.o obj-$(CONFIG_CPU_ARM710) += proc-arm6_7.o obj-$(CONFIG_CPU_ARM7TDMI) += proc-arm7tdmi.o @@ -84,6 +93,9 @@ obj-$(CONFIG_CPU_FEROCEON) += proc-feroceon.o obj-$(CONFIG_CPU_V6) += proc-v6.o obj-$(CONFIG_CPU_V7) += proc-v7.o +AFLAGS_proc-v6.o :=-Wa,-march=armv6 +AFLAGS_proc-v7.o :=-Wa,-march=armv7-a + obj-$(CONFIG_CACHE_FEROCEON_L2) += cache-feroceon-l2.o obj-$(CONFIG_CACHE_L2X0) += cache-l2x0.o obj-$(CONFIG_CACHE_XSC3L2) += cache-xsc3l2.o diff --git a/arch/arm/mm/cache-xsc3l2.c b/arch/arm/mm/cache-xsc3l2.c index 5d180cb..c315492 100644 --- a/arch/arm/mm/cache-xsc3l2.c +++ b/arch/arm/mm/cache-xsc3l2.c @@ -221,15 +221,14 @@ static int __init xsc3_l2_init(void) if (!cpu_is_xsc3() || !xsc3_l2_present()) return 0; - if (!(get_cr() & CR_L2)) { + if (get_cr() & CR_L2) { pr_info("XScale3 L2 cache enabled.\n"); - adjust_cr(CR_L2, CR_L2); xsc3_l2_inv_all(); - } - outer_cache.inv_range = xsc3_l2_inv_range; - outer_cache.clean_range = xsc3_l2_clean_range; - outer_cache.flush_range = xsc3_l2_flush_range; + outer_cache.inv_range = xsc3_l2_inv_range; + outer_cache.clean_range = xsc3_l2_clean_range; + outer_cache.flush_range = xsc3_l2_flush_range; + } return 0; } diff --git a/arch/arm/mm/proc-xsc3.S b/arch/arm/mm/proc-xsc3.S index 96456f5..8e4f6dc 100644 --- a/arch/arm/mm/proc-xsc3.S +++ b/arch/arm/mm/proc-xsc3.S @@ -407,6 +407,13 @@ __xsc3_setup: adr r5, xsc3_crval ldmia r5, {r5, r6} + +#ifdef CONFIG_CACHE_XSC3L2 + mrc p15, 1, r0, c0, c0, 1 @ get L2 present information + ands r0, r0, #0xf8 + orrne r6, r6, #(1 << 26) @ enable L2 if present +#endif + mrc p15, 0, r0, c1, c0, 0 @ get control register bic r0, r0, r5 @ ..V. ..R. .... ..A. orr r0, r0, r6 @ ..VI Z..S .... .C.M (mmu) |