diff options
| author | Max Filippov <jcmvbkbc@gmail.com> | 2013-02-03 05:39:22 +0400 |
|---|---|---|
| committer | Chris Zankel <chris@zankel.net> | 2013-02-23 19:22:48 -0800 |
| commit | 2d6f82fee45a52359012948306587eba704cf35b (patch) | |
| tree | 56d10a67cf1af1f9ba7afb4fb18b1bcdfc81cd75 /arch/xtensa/kernel/traps.c | |
| parent | b6c7e873daf765e41233b9752083b66442703b7a (diff) | |
xtensa: move spill_registers to traps.h
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
Diffstat (limited to 'arch/xtensa/kernel/traps.c')
| -rw-r--r-- | arch/xtensa/kernel/traps.c | 21 |
1 files changed, 1 insertions, 20 deletions
diff --git a/arch/xtensa/kernel/traps.c b/arch/xtensa/kernel/traps.c index 9b5c345d2b4..5e0f81a6518 100644 --- a/arch/xtensa/kernel/traps.c +++ b/arch/xtensa/kernel/traps.c @@ -37,6 +37,7 @@ #include <asm/uaccess.h> #include <asm/pgtable.h> #include <asm/processor.h> +#include <asm/traps.h> #ifdef CONFIG_KGDB extern int gdb_enter; @@ -413,26 +414,6 @@ static __always_inline unsigned long *stack_pointer(struct task_struct *task) return sp; } -static inline void spill_registers(void) -{ - unsigned int a0, ps; - - __asm__ __volatile__ ( - "movi a14, " __stringify(PS_EXCM_BIT | LOCKLEVEL) "\n\t" - "mov a12, a0\n\t" - "rsr a13, sar\n\t" - "xsr a14, ps\n\t" - "movi a0, _spill_registers\n\t" - "rsync\n\t" - "callx0 a0\n\t" - "mov a0, a12\n\t" - "wsr a13, sar\n\t" - "wsr a14, ps\n\t" - :: "a" (&a0), "a" (&ps) - : "a2", "a3", "a4", "a7", "a11", "a12", "a13", "a14", "a15", - "memory"); -} - void show_trace(struct task_struct *task, unsigned long *sp) { unsigned long a0, a1, pc; |