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-rw-r--r--arch/arm/kernel/head.S10
1 files changed, 4 insertions, 6 deletions
diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S
index 8bac553fe213..45e8935cae4e 100644
--- a/arch/arm/kernel/head.S
+++ b/arch/arm/kernel/head.S
@@ -156,7 +156,7 @@ ENDPROC(stext)
*
* Returns:
* r0, r3, r5-r7 corrupted
- * r4 = physical page table address
+ * r4 = page table (see ARCH_PGD_SHIFT in asm/memory.h)
*/
__create_page_tables:
pgtbl r4, r8 @ page table address
@@ -331,6 +331,7 @@ __create_page_tables:
#endif
#ifdef CONFIG_ARM_LPAE
sub r4, r4, #0x1000 @ point to the PGD table
+ mov r4, r4, lsr #ARCH_PGD_SHIFT
#endif
mov pc, lr
ENDPROC(__create_page_tables)
@@ -408,7 +409,7 @@ __secondary_data:
* r0 = cp#15 control register
* r1 = machine ID
* r2 = atags or dtb pointer
- * r4 = page table pointer
+ * r4 = page table (see ARCH_PGD_SHIFT in asm/memory.h)
* r9 = processor ID
* r13 = *virtual* address to jump to upon completion
*/
@@ -427,10 +428,7 @@ __enable_mmu:
#ifdef CONFIG_CPU_ICACHE_DISABLE
bic r0, r0, #CR_I
#endif
-#ifdef CONFIG_ARM_LPAE
- mov r5, #0
- mcrr p15, 0, r4, r5, c2 @ load TTBR0
-#else
+#ifndef CONFIG_ARM_LPAE
mov r5, #(domain_val(DOMAIN_USER, DOMAIN_MANAGER) | \
domain_val(DOMAIN_KERNEL, DOMAIN_MANAGER) | \
domain_val(DOMAIN_TABLE, DOMAIN_MANAGER) | \