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Diffstat (limited to 'arch/arm/mm/proc-sa110.S')
-rw-r--r--arch/arm/mm/proc-sa110.S71
1 files changed, 13 insertions, 58 deletions
diff --git a/arch/arm/mm/proc-sa110.S b/arch/arm/mm/proc-sa110.S
index 6e226e12989..c45319c8f1d 100644
--- a/arch/arm/mm/proc-sa110.S
+++ b/arch/arm/mm/proc-sa110.S
@@ -17,8 +17,8 @@
#include <linux/init.h>
#include <asm/assembler.h>
#include <asm/asm-offsets.h>
-#include <asm/elf.h>
-#include <asm/hardware.h>
+#include <asm/hwcap.h>
+#include <mach/hardware.h>
#include <asm/pgtable-hwdef.h>
#include <asm/pgtable.h>
#include <asm/ptrace.h>
@@ -44,17 +44,13 @@ ENTRY(cpu_sa110_proc_init)
* cpu_sa110_proc_fin()
*/
ENTRY(cpu_sa110_proc_fin)
- stmfd sp!, {lr}
- mov ip, #PSR_F_BIT | PSR_I_BIT | SVC_MODE
- msr cpsr_c, ip
- bl v4wb_flush_kern_cache_all @ clean caches
-1: mov r0, #0
+ mov r0, #0
mcr p15, 0, r0, c15, c2, 2 @ Disable clock switching
mrc p15, 0, r0, c1, c0, 0 @ ctrl register
bic r0, r0, #0x1000 @ ...i............
bic r0, r0, #0x000e @ ............wca.
mcr p15, 0, r0, c1, c0, 0 @ disable caches
- ldmfd sp!, {pc}
+ mov pc, lr
/*
* cpu_sa110_reset(loc)
@@ -66,6 +62,7 @@ ENTRY(cpu_sa110_proc_fin)
* loc: location to jump to for soft reset
*/
.align 5
+ .pushsection .idmap.text, "ax"
ENTRY(cpu_sa110_reset)
mov ip, #0
mcr p15, 0, ip, c7, c7, 0 @ invalidate I,D caches
@@ -78,6 +75,8 @@ ENTRY(cpu_sa110_reset)
bic ip, ip, #0x1100 @ ...i...s........
mcr p15, 0, ip, c1, c0, 0 @ ctrl register
mov pc, r0
+ENDPROC(cpu_sa110_reset)
+ .popsection
/*
* cpu_sa110_do_idle(type)
@@ -153,32 +152,13 @@ ENTRY(cpu_sa110_switch_mm)
.align 5
ENTRY(cpu_sa110_set_pte_ext)
#ifdef CONFIG_MMU
- str r1, [r0], #-2048 @ linux version
-
- eor r1, r1, #L_PTE_PRESENT | L_PTE_YOUNG | L_PTE_WRITE | L_PTE_DIRTY
-
- bic r2, r1, #PTE_SMALL_AP_MASK
- bic r2, r2, #PTE_TYPE_MASK
- orr r2, r2, #PTE_TYPE_SMALL
-
- tst r1, #L_PTE_USER @ User?
- orrne r2, r2, #PTE_SMALL_AP_URO_SRW
-
- tst r1, #L_PTE_WRITE | L_PTE_DIRTY @ Write and Dirty?
- orreq r2, r2, #PTE_SMALL_AP_UNO_SRW
-
- tst r1, #L_PTE_PRESENT | L_PTE_YOUNG @ Present and Young?
- movne r2, #0
-
- str r2, [r0] @ hardware version
+ armv3_set_pte_ext wc_disable=0
mov r0, r0
mcr p15, 0, r0, c7, c10, 1 @ clean D entry
mcr p15, 0, r0, c7, c10, 4 @ drain WB
#endif
mov pc, lr
- __INIT
-
.type __sa110_setup, #function
__sa110_setup:
mov r10, #0
@@ -208,39 +188,14 @@ sa110_crval:
__INITDATA
-/*
- * Purpose : Function pointers used to access above functions - all calls
- * come through these
- */
-
- .type sa110_processor_functions, #object
-ENTRY(sa110_processor_functions)
- .word v4_early_abort
- .word cpu_sa110_proc_init
- .word cpu_sa110_proc_fin
- .word cpu_sa110_reset
- .word cpu_sa110_do_idle
- .word cpu_sa110_dcache_clean_area
- .word cpu_sa110_switch_mm
- .word cpu_sa110_set_pte_ext
- .size sa110_processor_functions, . - sa110_processor_functions
+ @ define struct processor (see <asm/proc-fns.h> and proc-macros.S)
+ define_processor_functions sa110, dabort=v4_early_abort, pabort=legacy_pabort
.section ".rodata"
- .type cpu_arch_name, #object
-cpu_arch_name:
- .asciz "armv4"
- .size cpu_arch_name, . - cpu_arch_name
-
- .type cpu_elf_name, #object
-cpu_elf_name:
- .asciz "v4"
- .size cpu_elf_name, . - cpu_elf_name
-
- .type cpu_sa110_name, #object
-cpu_sa110_name:
- .asciz "StrongARM-110"
- .size cpu_sa110_name, . - cpu_sa110_name
+ string cpu_arch_name, "armv4"
+ string cpu_elf_name, "v4"
+ string cpu_sa110_name, "StrongARM-110"
.align