X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=include%2Fasm-x86%2Fptrace-abi.h;h=f224eb3c3157591ac69a53466609ea0841beefbc;hb=849567b9363dc8b90c369fff8acc245a1b47d94d;hp=6fadc5214e1430e6ce7fe3d14c256a440f989d57;hpb=eee3af4a2c83a97fff107ddc445d9df6fded9ce4;p=pandora-kernel.git

diff --git a/include/asm-x86/ptrace-abi.h b/include/asm-x86/ptrace-abi.h
index 6fadc5214e14..f224eb3c3157 100644
--- a/include/asm-x86/ptrace-abi.h
+++ b/include/asm-x86/ptrace-abi.h
@@ -80,56 +80,64 @@
 
 #define PTRACE_SINGLEBLOCK	33	/* resume execution until next branch */
 
-/* Return maximal BTS buffer size in number of records,
-   if successuf; -1, otherwise.
-   EOPNOTSUPP...processor does not support bts tracing */
-#define PTRACE_BTS_MAX_BUFFER_SIZE 40
-
-/* Allocate new bts buffer (free old one, if exists) of size DATA bts records;
-   parameter ADDR is ignored.
-   Return 0, if successful; -1, otherwise.
-   EOPNOTSUPP...processor does not support bts tracing
-   EINVAL.......invalid size in records
-   ENOMEM.......out of memory */
-#define PTRACE_BTS_ALLOCATE_BUFFER 41
-
-/* Return the size of the bts buffer in number of bts records,
-   if successful; -1, otherwise.
-   EOPNOTSUPP...processor does not support bts tracing
-   ENXIO........no buffer allocated */
-#define PTRACE_BTS_GET_BUFFER_SIZE 42
-
-/* Return the index of the next bts record to be written,
-   if successful; -1, otherwise.
-   EOPNOTSUPP...processor does not support bts tracing
-   ENXIO........no buffer allocated
-   After the first warp-around, this is the start of the circular bts buffer. */
-#define PTRACE_BTS_GET_INDEX 43
-
-/* Read the DATA'th bts record into a ptrace_bts_record buffer provided in ADDR.
-   Return 0, if successful; -1, otherwise
-   EOPNOTSUPP...processor does not support bts tracing
-   ENXIO........no buffer allocated
-   EINVAL.......invalid index */
-#define PTRACE_BTS_READ_RECORD 44
-
-/* Configure last branch trace; the configuration is given as a bit-mask of
-   PTRACE_BTS_O_* options in DATA; parameter ADDR is ignored.
-   Return 0, if successful; -1, otherwise
-   EOPNOTSUPP...processor does not support bts tracing
-   ENXIO........no buffer allocated */
-#define PTRACE_BTS_CONFIG 45
-
-/* Return the configuration as bit-mask of PTRACE_BTS_O_* options
-   if successful; -1, otherwise.
-   EOPNOTSUPP...processor does not support bts tracing
-   ENXIO........no buffer allocated */
-#define PTRACE_BTS_STATUS 46
-
-/* Trace configuration options */
-/* Collect last branch trace */
-#define PTRACE_BTS_O_TRACE_TASK 0x1
-/* Take timestamps when the task arrives and departs */
-#define PTRACE_BTS_O_TIMESTAMPS 0x2
+#ifndef __ASSEMBLY__
+
+#include <asm/types.h>
+
+/* configuration/status structure used in PTRACE_BTS_CONFIG and
+   PTRACE_BTS_STATUS commands.
+*/
+struct ptrace_bts_config {
+	/* requested or actual size of BTS buffer in bytes */
+	__u32 size;
+	/* bitmask of below flags */
+	__u32 flags;
+	/* buffer overflow signal */
+	__u32 signal;
+	/* actual size of bts_struct in bytes */
+	__u32 bts_size;
+};
+#endif
+
+#define PTRACE_BTS_O_TRACE	0x1 /* branch trace */
+#define PTRACE_BTS_O_SCHED	0x2 /* scheduling events w/ jiffies */
+#define PTRACE_BTS_O_SIGNAL     0x4 /* send SIG<signal> on buffer overflow
+				       instead of wrapping around */
+#define PTRACE_BTS_O_CUT_SIZE	0x8 /* cut requested size to max available
+				       instead of failing */
+
+#define PTRACE_BTS_CONFIG	40
+/* Configure branch trace recording.
+   ADDR points to a struct ptrace_bts_config.
+   DATA gives the size of that buffer.
+   A new buffer is allocated, iff the size changes.
+   Returns the number of bytes read.
+*/
+#define PTRACE_BTS_STATUS	41
+/* Return the current configuration in a struct ptrace_bts_config
+   pointed to by ADDR; DATA gives the size of that buffer.
+   Returns the number of bytes written.
+*/
+#define PTRACE_BTS_SIZE		42
+/* Return the number of available BTS records.
+   DATA and ADDR are ignored.
+*/
+#define PTRACE_BTS_GET		43
+/* Get a single BTS record.
+   DATA defines the index into the BTS array, where 0 is the newest
+   entry, and higher indices refer to older entries.
+   ADDR is pointing to struct bts_struct (see asm/ds.h).
+*/
+#define PTRACE_BTS_CLEAR	44
+/* Clear the BTS buffer.
+   DATA and ADDR are ignored.
+*/
+#define PTRACE_BTS_DRAIN	45
+/* Read all available BTS records and clear the buffer.
+   ADDR points to an array of struct bts_struct.
+   DATA gives the size of that buffer.
+   BTS records are read from oldest to newest.
+   Returns number of BTS records drained.
+*/
 
 #endif