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Diffstat (limited to 'arch/parisc/kernel/traps.c')
-rw-r--r--arch/parisc/kernel/traps.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/parisc/kernel/traps.c b/arch/parisc/kernel/traps.c
index 7e1ccafadf57..4a0516524f2a 100644
--- a/arch/parisc/kernel/traps.c
+++ b/arch/parisc/kernel/traps.c
@@ -42,6 +42,7 @@
#include <asm/unwind.h>
#include <asm/tlbflush.h>
#include <asm/cacheflush.h>
+#include <linux/kgdb.h>
#include "../math-emu/math-emu.h" /* for handle_fpe() */
@@ -293,6 +294,14 @@ static void handle_break(struct pt_regs *regs)
(tt == BUG_TRAP_TYPE_NONE) ? 9 : 0);
}
+#ifdef CONFIG_KGDB
+ if (unlikely(iir == PARISC_KGDB_COMPILED_BREAK_INSN ||
+ iir == PARISC_KGDB_BREAK_INSN)) {
+ kgdb_handle_exception(9, SIGTRAP, 0, regs);
+ return;
+ }
+#endif
+
if (unlikely(iir != GDB_BREAK_INSN))
parisc_printk_ratelimited(0, regs,
KERN_DEBUG "break %d,%d: pid=%d command='%s'\n",
@@ -518,6 +527,14 @@ void notrace handle_interruption(int code, struct pt_regs *regs)
case 3:
/* Recovery counter trap */
regs->gr[0] &= ~PSW_R;
+
+#ifdef CONFIG_KGDB
+ if (kgdb_single_step) {
+ kgdb_handle_exception(0, SIGTRAP, 0, regs);
+ return;
+ }
+#endif
+
if (user_space(regs))
handle_gdb_break(regs, TRAP_TRACE);
/* else this must be the start of a syscall - just let it run */