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| author | Paul Mundt <lethal@linux-sh.org> | 2006-09-27 18:22:14 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2006-09-27 18:22:14 +0900 |
| commit | a6a31139897a5e539efe7ad3b7bd351fa9673ce8 (patch) | |
| tree | 6e2ad11d93ab95214694038080c79284c6da30d6 /arch/sh/kernel/head.S | |
| parent | 2cb7ce3bb384f30a377f66336c78546b834604df (diff) | |
| download | linux-a6a31139897a5e539efe7ad3b7bd351fa9673ce8.tar.gz | |
sh: Add support for 4K stacks.
This enables support for 4K stacks on SH.
Currently this depends on DEBUG_KERNEL, but likely all boards
will switch to this as the default in the future.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/kernel/head.S')
| -rw-r--r-- | arch/sh/kernel/head.S | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/sh/kernel/head.S b/arch/sh/kernel/head.S index 3e7d00b7985a2..f5f53d14f2456 100644 --- a/arch/sh/kernel/head.S +++ b/arch/sh/kernel/head.S @@ -12,7 +12,6 @@ */ #include <linux/linkage.h> #include <asm/thread_info.h> -#include <asm/page.h> #ifdef CONFIG_CPU_SH4A #define SYNCO() synco @@ -69,8 +68,8 @@ ENTRY(_stext) ! mov.l 2f, r0 mov r0, r15 ! Set initial r15 (stack pointer) - mov #0x20, r1 ! - shll8 r1 ! r1 = 8192 + mov #(THREAD_SIZE >> 8), r1 + shll8 r1 ! r1 = THREAD_SIZE sub r1, r0 ! ldc r0, r7_bank ! ... and initial thread_info |