sh: uncached mapping helpers.

[pandora-kernel.git] / arch / sh / include / asm / ptrace.h

diff --git a/arch/sh/include/asm/ptrace.h b/arch/sh/include/asm/ptrace.h
index 68e20ff..e11b14e 100644 (file)
--- a/arch/sh/include/asm/ptrace.h
+++ b/arch/sh/include/asm/ptrace.h
@@ -102,8 +102,15 @@ struct pt_dspregs {
 #define        PTRACE_GETDSPREGS       55      /* DSP registers */
 #define        PTRACE_SETDSPREGS       56
 
+#define PT_TEXT_END_ADDR       240
+#define PT_TEXT_ADDR           244     /* &(struct user)->start_code */
+#define PT_DATA_ADDR           248     /* &(struct user)->start_data */
+#define PT_TEXT_LEN            252
+
 #ifdef __KERNEL__
 #include <asm/addrspace.h>
+#include <asm/page.h>
+#include <asm/system.h>
 
 #define user_mode(regs)                        (((regs)->sr & 0x40000000)==0)
 #define instruction_pointer(regs)      ((unsigned long)(regs)->pc)
@@ -119,6 +126,12 @@ struct task_struct;
 extern void user_enable_single_step(struct task_struct *);
 extern void user_disable_single_step(struct task_struct *);
 
+struct perf_event;
+struct perf_sample_data;
+
+extern void ptrace_triggered(struct perf_event *bp, int nmi,
+                     struct perf_sample_data *data, struct pt_regs *regs);
+
 #define task_pt_regs(task) \
        ((struct pt_regs *) (task_stack_page(task) + THREAD_SIZE) - 1)
 
@@ -126,10 +139,8 @@ static inline unsigned long profile_pc(struct pt_regs *regs)
 {
        unsigned long pc = instruction_pointer(regs);
 
-#ifdef P2SEG
-       if (pc >= P2SEG && pc < P3SEG)
-               pc -= 0x20000000;
-#endif
+       if (virt_addr_uncached(pc))
+               return CAC_ADDR(pc);
 
        return pc;
 }