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authorMichal Simek <monstr@monstr.eu>2009-12-28 14:25:15 +0100
committerMichal Simek <monstr@monstr.eu>2010-01-18 16:35:39 +0100
commit90974cb4cc283b36fe00b594446aba9177ac3287 (patch)
tree9d8eb90b376041f0c73099c975beca6000aef04a /arch/microblaze
parentmicroblaze: Enable accept4 syscall (diff)
downloadlinux-90974cb4cc283b36fe00b594446aba9177ac3287.tar.xz
linux-90974cb4cc283b36fe00b594446aba9177ac3287.zip
microblaze: Add PT_ macros for special purpose regs
PT_ macros are used by gdb and strace uses them too. Signed-off-by: Michal Simek <monstr@monstr.eu>
Diffstat (limited to 'arch/microblaze')
-rw-r--r--arch/microblaze/include/asm/ptrace.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/microblaze/include/asm/ptrace.h b/arch/microblaze/include/asm/ptrace.h
index a917dc517736..d74dbfb92c04 100644
--- a/arch/microblaze/include/asm/ptrace.h
+++ b/arch/microblaze/include/asm/ptrace.h
@@ -54,6 +54,7 @@ struct pt_regs {
int pt_mode;
};
+#ifdef __KERNEL__
#define kernel_mode(regs) ((regs)->pt_mode)
#define user_mode(regs) (!kernel_mode(regs))
@@ -62,6 +63,19 @@ struct pt_regs {
void show_regs(struct pt_regs *);
+#else /* __KERNEL__ */
+
+/* pt_regs offsets used by gdbserver etc in ptrace syscalls */
+#define PT_GPR(n) ((n) * sizeof(microblaze_reg_t))
+#define PT_PC (32 * sizeof(microblaze_reg_t))
+#define PT_MSR (33 * sizeof(microblaze_reg_t))
+#define PT_EAR (34 * sizeof(microblaze_reg_t))
+#define PT_ESR (35 * sizeof(microblaze_reg_t))
+#define PT_FSR (36 * sizeof(microblaze_reg_t))
+#define PT_KERNEL_MODE (37 * sizeof(microblaze_reg_t))
+
+#endif /* __KERNEL */
+
#endif /* __ASSEMBLY__ */
#endif /* _ASM_MICROBLAZE_PTRACE_H */