diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/arm/include/asm/hw_breakpoint.h')
-rw-r--r-- | ANDROID_3.4.5/arch/arm/include/asm/hw_breakpoint.h | 135 |
1 files changed, 0 insertions, 135 deletions
diff --git a/ANDROID_3.4.5/arch/arm/include/asm/hw_breakpoint.h b/ANDROID_3.4.5/arch/arm/include/asm/hw_breakpoint.h deleted file mode 100644 index c190bc99..00000000 --- a/ANDROID_3.4.5/arch/arm/include/asm/hw_breakpoint.h +++ /dev/null @@ -1,135 +0,0 @@ -#ifndef _ARM_HW_BREAKPOINT_H -#define _ARM_HW_BREAKPOINT_H - -#ifdef __KERNEL__ - -struct task_struct; - -#ifdef CONFIG_HAVE_HW_BREAKPOINT - -struct arch_hw_breakpoint_ctrl { - u32 __reserved : 9, - mismatch : 1, - : 9, - len : 8, - type : 2, - privilege : 2, - enabled : 1; -}; - -struct arch_hw_breakpoint { - u32 address; - u32 trigger; - struct arch_hw_breakpoint_ctrl step_ctrl; - struct arch_hw_breakpoint_ctrl ctrl; -}; - -static inline u32 encode_ctrl_reg(struct arch_hw_breakpoint_ctrl ctrl) -{ - return (ctrl.mismatch << 22) | (ctrl.len << 5) | (ctrl.type << 3) | - (ctrl.privilege << 1) | ctrl.enabled; -} - -static inline void decode_ctrl_reg(u32 reg, - struct arch_hw_breakpoint_ctrl *ctrl) -{ - ctrl->enabled = reg & 0x1; - reg >>= 1; - ctrl->privilege = reg & 0x3; - reg >>= 2; - ctrl->type = reg & 0x3; - reg >>= 2; - ctrl->len = reg & 0xff; - reg >>= 17; - ctrl->mismatch = reg & 0x1; -} - -/* Debug architecture numbers. */ -#define ARM_DEBUG_ARCH_RESERVED 0 /* In case of ptrace ABI updates. */ -#define ARM_DEBUG_ARCH_V6 1 -#define ARM_DEBUG_ARCH_V6_1 2 -#define ARM_DEBUG_ARCH_V7_ECP14 3 -#define ARM_DEBUG_ARCH_V7_MM 4 -#define ARM_DEBUG_ARCH_V7_1 5 - -/* Breakpoint */ -#define ARM_BREAKPOINT_EXECUTE 0 - -/* Watchpoints */ -#define ARM_BREAKPOINT_LOAD 1 -#define ARM_BREAKPOINT_STORE 2 -#define ARM_FSR_ACCESS_MASK (1 << 11) - -/* Privilege Levels */ -#define ARM_BREAKPOINT_PRIV 1 -#define ARM_BREAKPOINT_USER 2 - -/* Lengths */ -#define ARM_BREAKPOINT_LEN_1 0x1 -#define ARM_BREAKPOINT_LEN_2 0x3 -#define ARM_BREAKPOINT_LEN_4 0xf -#define ARM_BREAKPOINT_LEN_8 0xff - -/* Limits */ -#define ARM_MAX_BRP 16 -#define ARM_MAX_WRP 16 -#define ARM_MAX_HBP_SLOTS (ARM_MAX_BRP + ARM_MAX_WRP) - -/* DSCR method of entry bits. */ -#define ARM_DSCR_MOE(x) ((x >> 2) & 0xf) -#define ARM_ENTRY_BREAKPOINT 0x1 -#define ARM_ENTRY_ASYNC_WATCHPOINT 0x2 -#define ARM_ENTRY_SYNC_WATCHPOINT 0xa - -/* DSCR monitor/halting bits. */ -#define ARM_DSCR_HDBGEN (1 << 14) -#define ARM_DSCR_MDBGEN (1 << 15) - -/* opcode2 numbers for the co-processor instructions. */ -#define ARM_OP2_BVR 4 -#define ARM_OP2_BCR 5 -#define ARM_OP2_WVR 6 -#define ARM_OP2_WCR 7 - -/* Base register numbers for the debug registers. */ -#define ARM_BASE_BVR 64 -#define ARM_BASE_BCR 80 -#define ARM_BASE_WVR 96 -#define ARM_BASE_WCR 112 - -/* Accessor macros for the debug registers. */ -#define ARM_DBG_READ(M, OP2, VAL) do {\ - asm volatile("mrc p14, 0, %0, c0," #M ", " #OP2 : "=r" (VAL));\ -} while (0) - -#define ARM_DBG_WRITE(M, OP2, VAL) do {\ - asm volatile("mcr p14, 0, %0, c0," #M ", " #OP2 : : "r" (VAL));\ -} while (0) - -struct notifier_block; -struct perf_event; -struct pmu; - -extern struct pmu perf_ops_bp; -extern int arch_bp_generic_fields(struct arch_hw_breakpoint_ctrl ctrl, - int *gen_len, int *gen_type); -extern int arch_check_bp_in_kernelspace(struct perf_event *bp); -extern int arch_validate_hwbkpt_settings(struct perf_event *bp); -extern int hw_breakpoint_exceptions_notify(struct notifier_block *unused, - unsigned long val, void *data); - -extern u8 arch_get_debug_arch(void); -extern u8 arch_get_max_wp_len(void); -extern void clear_ptrace_hw_breakpoint(struct task_struct *tsk); - -int arch_install_hw_breakpoint(struct perf_event *bp); -void arch_uninstall_hw_breakpoint(struct perf_event *bp); -void hw_breakpoint_pmu_read(struct perf_event *bp); -int hw_breakpoint_slots(int type); - -#else -static inline void clear_ptrace_hw_breakpoint(struct task_struct *tsk) {} - -#endif /* CONFIG_HAVE_HW_BREAKPOINT */ -#endif /* __KERNEL__ */ -#endif /* _ARM_HW_BREAKPOINT_H */ |