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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-10-04 17:22:34 +0200 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-10-08 11:07:32 +0200 |
| commit | a4ae41341fd39af6e25ec9861a6a4dc0c5c58b16 (patch) | |
| tree | 1f36e414f8b3d29ddbe6d0407b0c141cb8d8b74d | |
| parent | ARM: hotplug cpu: Keep processor information, startup code & __lookup_process... (diff) | |
| download | linux-a4ae41341fd39af6e25ec9861a6a4dc0c5c58b16.tar.xz linux-a4ae41341fd39af6e25ec9861a6a4dc0c5c58b16.zip | |
ARM: cleanup boot cpu calling __mmap_switched
This allows us to relocate __mmap_switched and associated data away
from the head section.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
| -rw-r--r-- | arch/arm/kernel/head-common.S | 3 | ||||
| -rw-r--r-- | arch/arm/kernel/head.S | 3 |
2 files changed, 3 insertions, 3 deletions
diff --git a/arch/arm/kernel/head-common.S b/arch/arm/kernel/head-common.S index 6ad24d2cb14b..9f473ef2a64c 100644 --- a/arch/arm/kernel/head-common.S +++ b/arch/arm/kernel/head-common.S @@ -18,7 +18,6 @@ .align 2 .type __switch_data, %object __switch_data: - .long __mmap_switched .long __data_loc @ r4 .long _data @ r5 .long __bss_start @ r6 @@ -39,7 +38,7 @@ __switch_data: * r9 = processor ID */ __mmap_switched: - adr r3, __switch_data + 4 + adr r3, __switch_data ldmia r3!, {r4, r5, r6, r7} cmp r4, r5 @ Copy data segment if needed diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S index eb62bf947212..aa6ab9d86461 100644 --- a/arch/arm/kernel/head.S +++ b/arch/arm/kernel/head.S @@ -95,13 +95,14 @@ ENTRY(stext) * above. On return, the CPU will be ready for the MMU to be * turned on, and r0 will hold the CPU control register value. */ - ldr r13, __switch_data @ address to jump to after + ldr r13, =__mmap_switched @ address to jump to after @ mmu has been enabled adr lr, BSYM(__enable_mmu) @ return (PIC) address ARM( add pc, r10, #PROCINFO_INITFUNC ) THUMB( add r12, r10, #PROCINFO_INITFUNC ) THUMB( mov pc, r12 ) ENDPROC(stext) + .ltorg #if defined(CONFIG_SMP) ENTRY(secondary_startup) |