summaryrefslogtreecommitdiff
path: root/arch/arm/kernel/entry-header.S
diff options
context:
space:
mode:
authorRussell King <rmk@dyn-67.arm.linux.org.uk>2005-04-26 15:19:24 +0100
committerRussell King <rmk@dyn-67.arm.linux.org.uk>2005-04-26 15:19:24 +0100
commite0f9f4a622cec66d09a5d9339f048877c665cec3 (patch)
tree475dfd298c7151380e6a5bb64ec7d7d03c33dded /arch/arm/kernel/entry-header.S
parent925c8a1a8cb9d7a33a8e39516d7fb679030553fc (diff)
[PATCH] ARM: Use __NR_SYSCALL_BASE and __ARM_NR_BASE in asm code
Don't define our own local constants, but use those already defined in asm/unistd.h instead. Signed-off-by: Russell King <rmk@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/kernel/entry-header.S')
-rw-r--r--arch/arm/kernel/entry-header.S22
1 files changed, 0 insertions, 22 deletions
diff --git a/arch/arm/kernel/entry-header.S b/arch/arm/kernel/entry-header.S
index 9d4d286d3808..0eb7fc935e21 100644
--- a/arch/arm/kernel/entry-header.S
+++ b/arch/arm/kernel/entry-header.S
@@ -31,13 +31,6 @@
#define PT_TRACESYS 0x00000002
-@ OS version number used in SWIs
-@ RISC OS is 0
-@ RISC iX is 8
-@
-#define OS_NUMBER 9
-#define ARMSWI_OFFSET 0x000f0000
-
@
@ Most of the stack format comes from struct pt_regs, but with
@ the addition of 8 bytes for storing syscall args 5 and 6.
@@ -150,18 +143,3 @@ scno .req r7 @ syscall number
tbl .req r8 @ syscall table pointer
why .req r8 @ Linux syscall (!= 0)
tsk .req r9 @ current thread_info
-
-/*
- * Get the system call number.
- */
- .macro get_scno
-#ifdef CONFIG_ARM_THUMB
- tst r8, #PSR_T_BIT @ this is SPSR from save_user_regs
- addne scno, r7, #OS_NUMBER << 20 @ put OS number in
- ldreq scno, [lr, #-4]
-
-#else
- mask_pc lr, lr
- ldr scno, [lr, #-4] @ get SWI instruction
-#endif
- .endm