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authorDavid S. Miller <davem@davemloft.net>2010-02-28 19:23:06 -0800
committerDavid S. Miller <davem@davemloft.net>2010-02-28 19:23:06 -0800
commit47871889c601d8199c51a4086f77eebd77c29b0b (patch)
tree40cdcac3bff0ee40cc33dcca61d0577cdf965f77 /arch/powerpc/include/asm/ptrace.h
parentc16cc0b464b8876cfd57ce1c1dbcb6f9a6a0bce3 (diff)
parent30ff056c42c665b9ea535d8515890857ae382540 (diff)
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Conflicts: drivers/firmware/iscsi_ibft.c
Diffstat (limited to 'arch/powerpc/include/asm/ptrace.h')
-rw-r--r--arch/powerpc/include/asm/ptrace.h77
1 files changed, 77 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/ptrace.h b/arch/powerpc/include/asm/ptrace.h
index cbd759e3cd78..b45108126562 100644
--- a/arch/powerpc/include/asm/ptrace.h
+++ b/arch/powerpc/include/asm/ptrace.h
@@ -24,6 +24,12 @@
* 2 of the License, or (at your option) any later version.
*/
+#ifdef __KERNEL__
+#include <linux/types.h>
+#else
+#include <stdint.h>
+#endif
+
#ifndef __ASSEMBLY__
struct pt_regs {
@@ -294,4 +300,75 @@ extern void user_disable_single_step(struct task_struct *);
#define PTRACE_SINGLEBLOCK 0x100 /* resume execution until next branch */
+#define PPC_PTRACE_GETHWDBGINFO 0x89
+#define PPC_PTRACE_SETHWDEBUG 0x88
+#define PPC_PTRACE_DELHWDEBUG 0x87
+
+#ifndef __ASSEMBLY__
+
+struct ppc_debug_info {
+ uint32_t version; /* Only version 1 exists to date */
+ uint32_t num_instruction_bps;
+ uint32_t num_data_bps;
+ uint32_t num_condition_regs;
+ uint32_t data_bp_alignment;
+ uint32_t sizeof_condition; /* size of the DVC register */
+ uint64_t features;
+};
+
+#endif /* __ASSEMBLY__ */
+
+/*
+ * features will have bits indication whether there is support for:
+ */
+#define PPC_DEBUG_FEATURE_INSN_BP_RANGE 0x0000000000000001
+#define PPC_DEBUG_FEATURE_INSN_BP_MASK 0x0000000000000002
+#define PPC_DEBUG_FEATURE_DATA_BP_RANGE 0x0000000000000004
+#define PPC_DEBUG_FEATURE_DATA_BP_MASK 0x0000000000000008
+
+#ifndef __ASSEMBLY__
+
+struct ppc_hw_breakpoint {
+ uint32_t version; /* currently, version must be 1 */
+ uint32_t trigger_type; /* only some combinations allowed */
+ uint32_t addr_mode; /* address match mode */
+ uint32_t condition_mode; /* break/watchpoint condition flags */
+ uint64_t addr; /* break/watchpoint address */
+ uint64_t addr2; /* range end or mask */
+ uint64_t condition_value; /* contents of the DVC register */
+};
+
+#endif /* __ASSEMBLY__ */
+
+/*
+ * Trigger Type
+ */
+#define PPC_BREAKPOINT_TRIGGER_EXECUTE 0x00000001
+#define PPC_BREAKPOINT_TRIGGER_READ 0x00000002
+#define PPC_BREAKPOINT_TRIGGER_WRITE 0x00000004
+#define PPC_BREAKPOINT_TRIGGER_RW \
+ (PPC_BREAKPOINT_TRIGGER_READ | PPC_BREAKPOINT_TRIGGER_WRITE)
+
+/*
+ * Address Mode
+ */
+#define PPC_BREAKPOINT_MODE_EXACT 0x00000000
+#define PPC_BREAKPOINT_MODE_RANGE_INCLUSIVE 0x00000001
+#define PPC_BREAKPOINT_MODE_RANGE_EXCLUSIVE 0x00000002
+#define PPC_BREAKPOINT_MODE_MASK 0x00000003
+
+/*
+ * Condition Mode
+ */
+#define PPC_BREAKPOINT_CONDITION_MODE 0x00000003
+#define PPC_BREAKPOINT_CONDITION_NONE 0x00000000
+#define PPC_BREAKPOINT_CONDITION_AND 0x00000001
+#define PPC_BREAKPOINT_CONDITION_EXACT PPC_BREAKPOINT_CONDITION_AND
+#define PPC_BREAKPOINT_CONDITION_OR 0x00000002
+#define PPC_BREAKPOINT_CONDITION_AND_OR 0x00000003
+#define PPC_BREAKPOINT_CONDITION_BE_ALL 0x00ff0000
+#define PPC_BREAKPOINT_CONDITION_BE_SHIFT 16
+#define PPC_BREAKPOINT_CONDITION_BE(n) \
+ (1<<((n)+PPC_BREAKPOINT_CONDITION_BE_SHIFT))
+
#endif /* _ASM_POWERPC_PTRACE_H */