kgdb,sparc: Add in kgdb_arch_set_pc for sparc

jwessel · jwessel · commit c75fbb05b523 · 2010-05-20T21:04:19.000-05:00
The new debug core api requires all architectures that use to debug
core to implement a function to set the program counter.

Signed-off-by: Jason Wessel &lt;jason.wessel@windriver.com&gt;
Acked-by: David S. Miller &lt;davem@davemloft.net&gt;
diff --git a/arch/sparc/kernel/kgdb_32.c b/arch/sparc/kernel/kgdb_32.c
@@ -158,6 +158,12 @@ void kgdb_arch_exit(void)
 {
 }
 
+void kgdb_arch_set_pc(struct pt_regs *regs, unsigned long ip)
+{
+	regs->pc = ip;
+	regs->npc = regs->pc + 4;
+}
+
 struct kgdb_arch arch_kgdb_ops = {
 	/* Breakpoint instruction: ta 0x7d */
 	.gdb_bpt_instr		= { 0x91, 0xd0, 0x20, 0x7d },
diff --git a/arch/sparc/kernel/kgdb_64.c b/arch/sparc/kernel/kgdb_64.c
@@ -181,6 +181,12 @@ void kgdb_arch_exit(void)
 {
 }
 
+void kgdb_arch_set_pc(struct pt_regs *regs, unsigned long ip)
+{
+	regs->tpc = ip;
+	regs->tnpc = regs->tpc + 4;
+}
+
 struct kgdb_arch arch_kgdb_ops = {
 	/* Breakpoint instruction: ta 0x72 */
 	.gdb_bpt_instr		= { 0x91, 0xd0, 0x20, 0x72 },

Original file line number	Diff line number	Diff line change
`@@ -158,6 +158,12 @@ void kgdb_arch_exit(void)`
`158`	`158`	`{`
`159`	`159`	`}`
`160`	`160`
	`161`	`+void kgdb_arch_set_pc(struct pt_regs *regs, unsigned long ip)`
	`162`	`+{`
	`163`	`+ regs->pc = ip;`
	`164`	`+ regs->npc = regs->pc + 4;`
	`165`	`+}`
	`166`	`+`
`161`	`167`	`struct kgdb_arch arch_kgdb_ops = {`
`162`	`168`	`/* Breakpoint instruction: ta 0x7d */`
`163`	`169`	`.gdb_bpt_instr = { 0x91, 0xd0, 0x20, 0x7d },`
Original file line number	Diff line number	Diff line change
`@@ -181,6 +181,12 @@ void kgdb_arch_exit(void)`
`181`	`181`	`{`
`182`	`182`	`}`
`183`	`183`
	`184`	`+void kgdb_arch_set_pc(struct pt_regs *regs, unsigned long ip)`
	`185`	`+{`
	`186`	`+ regs->tpc = ip;`
	`187`	`+ regs->tnpc = regs->tpc + 4;`
	`188`	`+}`
	`189`	`+`
`184`	`190`	`struct kgdb_arch arch_kgdb_ops = {`
`185`	`191`	`/* Breakpoint instruction: ta 0x72 */`
`186`	`192`	`.gdb_bpt_instr = { 0x91, 0xd0, 0x20, 0x72 },`