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-rw-r--r--arch/sh/include/asm/hw_breakpoint.h22
-rw-r--r--arch/sh/include/asm/processor_32.h4
2 files changed, 20 insertions, 6 deletions
diff --git a/arch/sh/include/asm/hw_breakpoint.h b/arch/sh/include/asm/hw_breakpoint.h
index 0f4a00f..7295d62 100644
--- a/arch/sh/include/asm/hw_breakpoint.h
+++ b/arch/sh/include/asm/hw_breakpoint.h
@@ -3,7 +3,6 @@
#include <linux/kdebug.h>
#include <linux/types.h>
-#include <asm/ubc.h>
#ifdef __KERNEL__
#define __ARCH_HW_BREAKPOINT_H
@@ -11,7 +10,6 @@
struct arch_hw_breakpoint {
char *name; /* Contains name of the symbol to set bkpt */
unsigned long address;
- unsigned long asid;
u16 len;
u16 type;
};
@@ -27,13 +25,28 @@ enum {
SH_BREAKPOINT_LEN_8 = (1 << 14),
};
-/* Total number of available UBC channels */
-#define HBP_NUM 1 /* XXX */
+struct sh_ubc {
+ const char *name;
+ unsigned int num_events;
+ unsigned int trap_nr;
+ void (*enable)(struct arch_hw_breakpoint *, int);
+ void (*disable)(struct arch_hw_breakpoint *, int);
+ void (*enable_all)(unsigned long);
+ void (*disable_all)(void);
+ unsigned long (*active_mask)(void);
+ unsigned long (*triggered_mask)(void);
+ void (*clear_triggered_mask)(unsigned long);
+ struct clk *clk; /* optional interface clock / MSTP bit */
+};
struct perf_event;
struct task_struct;
struct pmu;
+/* Maximum number of UBC channels */
+#define HBP_NUM 2
+
+/* arch/sh/kernel/hw_breakpoint.c */
extern int arch_check_va_in_userspace(unsigned long va, u16 hbp_len);
extern int arch_validate_hwbkpt_settings(struct perf_event *bp,
struct task_struct *tsk);
@@ -46,6 +59,7 @@ void hw_breakpoint_pmu_read(struct perf_event *bp);
void hw_breakpoint_pmu_unthrottle(struct perf_event *bp);
extern void arch_fill_perf_breakpoint(struct perf_event *bp);
+extern int register_sh_ubc(struct sh_ubc *);
extern struct pmu perf_ops_bp;
diff --git a/arch/sh/include/asm/processor_32.h b/arch/sh/include/asm/processor_32.h
index d60b282..259112c 100644
--- a/arch/sh/include/asm/processor_32.h
+++ b/arch/sh/include/asm/processor_32.h
@@ -14,7 +14,7 @@
#include <asm/page.h>
#include <asm/types.h>
#include <asm/ptrace.h>
-#include <asm/ubc.h>
+#include <asm/hw_breakpoint.h>
/*
* Default implementation of macro that returns current
@@ -102,7 +102,7 @@ struct thread_struct {
unsigned long pc;
/* Save middle states of ptrace breakpoints */
- struct perf_event *ptrace_bps[NR_UBC_CHANNELS];
+ struct perf_event *ptrace_bps[HBP_NUM];
/* floating point info */
union sh_fpu_union fpu;