summaryrefslogtreecommitdiff
path: root/arch/sh/include/asm/system_32.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/sh/include/asm/system_32.h')
-rw-r--r--arch/sh/include/asm/system_32.h15
1 files changed, 12 insertions, 3 deletions
diff --git a/arch/sh/include/asm/system_32.h b/arch/sh/include/asm/system_32.h
index 06814f5b59c7..51296b36770e 100644
--- a/arch/sh/include/asm/system_32.h
+++ b/arch/sh/include/asm/system_32.h
@@ -2,6 +2,7 @@
#define __ASM_SH_SYSTEM_32_H
#include <linux/types.h>
+#include <asm/mmu.h>
#ifdef CONFIG_SH_DSP
@@ -144,9 +145,6 @@ do { \
__restore_dsp(prev); \
} while (0)
-#define __uses_jump_to_uncached \
- noinline __attribute__ ((__section__ (".uncached.text")))
-
/*
* Jump to uncached area.
* When handling TLB or caches, we need to do it from an uncached area.
@@ -216,6 +214,17 @@ static inline reg_size_t register_align(void *val)
int handle_unaligned_access(insn_size_t instruction, struct pt_regs *regs,
struct mem_access *ma, int);
+static inline void trigger_address_error(void)
+{
+ if (__in_29bit_mode())
+ __asm__ __volatile__ (
+ "ldc %0, sr\n\t"
+ "mov.l @%1, %0"
+ :
+ : "r" (0x10000000), "r" (0x80000001)
+ );
+}
+
asmlinkage void do_address_error(struct pt_regs *regs,
unsigned long writeaccess,
unsigned long address);