Revise MIPS 64-bit ptrace interface

    
Change the N32 debugging ABI to something more sane, and add support
for o32 and n32 debuggers to trace n64 programs.
    
Signed-off-by: Daniel Jacobowitz <dan@codesourcery.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

1 files changed, 11 insertions, 4 deletions

diff --git a/include/asm-mips/ptrace.h b/include/asm-mips/ptrace.h
index 8441a5ae96e3..95c5839ac465 100644
--- a/include/asm-mips/ptrace.h
+++ b/include/asm-mips/ptrace.h
@@ -48,10 +48,10 @@ struct pt_regs {
 };
 
 /* Arbitrarily choose the same ptrace numbers as used by the Sparc code. */
-/* #define PTRACE_GETREGS               12 */
-/* #define PTRACE_SETREGS               13 */
-/* #define PTRACE_GETFPREGS             14 */
-/* #define PTRACE_SETFPREGS             15 */
+#define PTRACE_GETREGS          12
+#define PTRACE_SETREGS          13
+#define PTRACE_GETFPREGS                14
+#define PTRACE_SETFPREGS                15
 /* #define PTRACE_GETFPXREGS            18 */
 /* #define PTRACE_SETFPXREGS            19 */
 
@@ -60,6 +60,13 @@ struct pt_regs {
 #define PTRACE_GET_THREAD_AREA  25
 #define PTRACE_SET_THREAD_AREA  26
 
+/* Calls to trace a 64bit program from a 32bit program.  */
+#define PTRACE_PEEKTEXT_3264    0xc0
+#define PTRACE_PEEKDATA_3264    0xc1
+#define PTRACE_POKETEXT_3264    0xc2
+#define PTRACE_POKEDATA_3264    0xc3
+#define PTRACE_GET_THREAD_AREA_3264     0xc4
+
 #ifdef __KERNEL__
 
 #include <linux/linkage.h>