Add core support for ARMv6/v7 big-endian

[safe/jmp/linux-2.6] / arch / arm / boot / compressed / head.S

diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S
index b371fba..01d49be 100644 (file)
--- a/arch/arm/boot/compressed/head.S
+++ b/arch/arm/boot/compressed/head.S
@@ -438,6 +438,9 @@ __armv4_mmu_cache_on:
                mrc     p15, 0, r0, c1, c0, 0   @ read control reg
                orr     r0, r0, #0x5000         @ I-cache enable, RR cache replacement
                orr     r0, r0, #0x0030
+#ifdef CONFIG_CPU_ENDIAN_BE8
+               orr     r0, r0, #1 << 25        @ big-endian page tables
+#endif
                bl      __common_mmu_cache_on
                mov     r0, #0
                mcr     p15, 0, r0, c8, c7, 0   @ flush I,D TLBs
@@ -455,6 +458,9 @@ __armv7_mmu_cache_on:
                mrc     p15, 0, r0, c1, c0, 0   @ read control reg
                orr     r0, r0, #0x5000         @ I-cache enable, RR cache replacement
                orr     r0, r0, #0x003c         @ write buffer
+#ifdef CONFIG_CPU_ENDIAN_BE8
+               orr     r0, r0, #1 << 25        @ big-endian page tables
+#endif
                orrne   r0, r0, #1              @ MMU enabled
                movne   r1, #-1
                mcrne   p15, 0, r3, c2, c0, 0   @ load page table pointer