diff options
Diffstat (limited to 'arch/sh/lib')
| -rw-r--r-- | arch/sh/lib/Makefile | 2 | ||||
| -rw-r--r-- | arch/sh/lib/__clear_user.S (renamed from arch/sh/lib/clear_page.S) | 46 |
2 files changed, 1 insertions, 47 deletions
diff --git a/arch/sh/lib/Makefile b/arch/sh/lib/Makefile index c2b28d8..a969b47 100644 --- a/arch/sh/lib/Makefile +++ b/arch/sh/lib/Makefile @@ -23,7 +23,7 @@ obj-y += io.o memcpy-y := memcpy.o memcpy-$(CONFIG_CPU_SH4) := memcpy-sh4.o -lib-$(CONFIG_MMU) += copy_page.o clear_page.o +lib-$(CONFIG_MMU) += copy_page.o __clear_user.o lib-$(CONFIG_MCOUNT) += mcount.o lib-y += $(memcpy-y) $(udivsi3-y) diff --git a/arch/sh/lib/clear_page.S b/arch/sh/lib/__clear_user.S index c92244d..db1dca7 100644 --- a/arch/sh/lib/clear_page.S +++ b/arch/sh/lib/__clear_user.S @@ -8,52 +8,6 @@ #include <linux/linkage.h> #include <asm/page.h> -/* - * clear_page - * @to: P1 address - * - * void clear_page(void *to) - */ - -/* - * r0 --- scratch - * r4 --- to - * r5 --- to + PAGE_SIZE - */ -ENTRY(clear_page) - mov r4,r5 - mov.l .Llimit,r0 - add r0,r5 - mov #0,r0 - ! -1: -#if defined(CONFIG_CPU_SH4) - movca.l r0,@r4 - mov r4,r1 -#else - mov.l r0,@r4 -#endif - add #32,r4 - mov.l r0,@-r4 - mov.l r0,@-r4 - mov.l r0,@-r4 - mov.l r0,@-r4 - mov.l r0,@-r4 - mov.l r0,@-r4 - mov.l r0,@-r4 -#if defined(CONFIG_CPU_SH4) - ocbwb @r1 -#endif - cmp/eq r5,r4 - bf/s 1b - add #28,r4 - ! - rts - nop - - .balign 4 -.Llimit: .long (PAGE_SIZE-28) - ENTRY(__clear_user) ! mov #0, r0 |
