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Merge tag 'libnvdimm-for-5.15' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdim...
[linux-2.6-microblaze.git]
/
arch
/
arm
/
kernel
/
head.S
diff --git
a/arch/arm/kernel/head.S
b/arch/arm/kernel/head.S
index
9eb0b4d
..
29070eb
100644
(file)
--- a/
arch/arm/kernel/head.S
+++ b/
arch/arm/kernel/head.S
@@
-49,7
+49,8
@@
/*
* This needs to be assigned at runtime when the linker symbols are
/*
* This needs to be assigned at runtime when the linker symbols are
- * resolved.
+ * resolved. These are unsigned 64bit really, but in this assembly code
+ * We store them as 32bit.
*/
.pushsection .data
.align 2
*/
.pushsection .data
.align 2
@@
-57,7
+58,9
@@
.globl kernel_sec_end
kernel_sec_start:
.long 0
.globl kernel_sec_end
kernel_sec_start:
.long 0
+ .long 0
kernel_sec_end:
kernel_sec_end:
+ .long 0
.long 0
.popsection
.long 0
.popsection
@@
-250,7
+253,11
@@
__create_page_tables:
add r0, r4, #KERNEL_OFFSET >> (SECTION_SHIFT - PMD_ORDER)
ldr r6, =(_end - 1)
adr_l r5, kernel_sec_start @ _pa(kernel_sec_start)
add r0, r4, #KERNEL_OFFSET >> (SECTION_SHIFT - PMD_ORDER)
ldr r6, =(_end - 1)
adr_l r5, kernel_sec_start @ _pa(kernel_sec_start)
- str r8, [r5] @ Save physical start of kernel
+#ifdef CONFIG_CPU_ENDIAN_BE8
+ str r8, [r5, #4] @ Save physical start of kernel (BE)
+#else
+ str r8, [r5] @ Save physical start of kernel (LE)
+#endif
orr r3, r8, r7 @ Add the MMU flags
add r6, r4, r6, lsr #(SECTION_SHIFT - PMD_ORDER)
1: str r3, [r0], #1 << PMD_ORDER
orr r3, r8, r7 @ Add the MMU flags
add r6, r4, r6, lsr #(SECTION_SHIFT - PMD_ORDER)
1: str r3, [r0], #1 << PMD_ORDER
@@
-259,7
+266,11
@@
__create_page_tables:
bls 1b
eor r3, r3, r7 @ Remove the MMU flags
adr_l r5, kernel_sec_end @ _pa(kernel_sec_end)
bls 1b
eor r3, r3, r7 @ Remove the MMU flags
adr_l r5, kernel_sec_end @ _pa(kernel_sec_end)
- str r3, [r5] @ Save physical end of kernel
+#ifdef CONFIG_CPU_ENDIAN_BE8
+ str r3, [r5, #4] @ Save physical end of kernel (BE)
+#else
+ str r3, [r5] @ Save physical end of kernel (LE)
+#endif
#ifdef CONFIG_XIP_KERNEL
/*
#ifdef CONFIG_XIP_KERNEL
/*