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-rw-r--r--arch/powerpc/kernel/kgdb.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/kgdb.c b/arch/powerpc/kernel/kgdb.c
index 41bada0298c8..82a7b228c81a 100644
--- a/arch/powerpc/kernel/kgdb.c
+++ b/arch/powerpc/kernel/kgdb.c
@@ -20,6 +20,7 @@
20#include <linux/smp.h> 20#include <linux/smp.h>
21#include <linux/signal.h> 21#include <linux/signal.h>
22#include <linux/ptrace.h> 22#include <linux/ptrace.h>
23#include <linux/kdebug.h>
23#include <asm/current.h> 24#include <asm/current.h>
24#include <asm/processor.h> 25#include <asm/processor.h>
25#include <asm/machdep.h> 26#include <asm/machdep.h>
@@ -115,7 +116,8 @@ void kgdb_roundup_cpus(unsigned long flags)
115/* KGDB functions to use existing PowerPC64 hooks. */ 116/* KGDB functions to use existing PowerPC64 hooks. */
116static int kgdb_debugger(struct pt_regs *regs) 117static int kgdb_debugger(struct pt_regs *regs)
117{ 118{
118 return kgdb_handle_exception(0, computeSignal(TRAP(regs)), 0, regs); 119 return !kgdb_handle_exception(1, computeSignal(TRAP(regs)),
120 DIE_OOPS, regs);
119} 121}
120 122
121static int kgdb_handle_breakpoint(struct pt_regs *regs) 123static int kgdb_handle_breakpoint(struct pt_regs *regs)
@@ -123,7 +125,7 @@ static int kgdb_handle_breakpoint(struct pt_regs *regs)
123 if (user_mode(regs)) 125 if (user_mode(regs))
124 return 0; 126 return 0;
125 127
126 if (kgdb_handle_exception(0, SIGTRAP, 0, regs) != 0) 128 if (kgdb_handle_exception(1, SIGTRAP, 0, regs) != 0)
127 return 0; 129 return 0;
128 130
129 if (*(u32 *) (regs->nip) == *(u32 *) (&arch_kgdb_ops.gdb_bpt_instr)) 131 if (*(u32 *) (regs->nip) == *(u32 *) (&arch_kgdb_ops.gdb_bpt_instr))
@@ -309,6 +311,11 @@ void gdb_regs_to_pt_regs(unsigned long *gdb_regs, struct pt_regs *regs)
309 (unsigned long)(((void *)gdb_regs) + NUMREGBYTES)); 311 (unsigned long)(((void *)gdb_regs) + NUMREGBYTES));
310} 312}
311 313
314void kgdb_arch_set_pc(struct pt_regs *regs, unsigned long pc)
315{
316 regs->nip = pc;
317}
318
312/* 319/*
313 * This function does PowerPC specific procesing for interfacing to gdb. 320 * This function does PowerPC specific procesing for interfacing to gdb.
314 */ 321 */