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-rw-r--r--arch/hexagon/kernel/traps.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/hexagon/kernel/traps.c b/arch/hexagon/kernel/traps.c
index 12164a30e8f..c2eeeef5533 100644
--- a/arch/hexagon/kernel/traps.c
+++ b/arch/hexagon/kernel/traps.c
@@ -451,3 +451,14 @@ void do_machcheck(struct pt_regs *regs)
/* Halt and catch fire */
__vmstop();
}
+
+/*
+ * Treat this like the old 0xdb trap.
+ */
+
+void do_debug_exception(struct pt_regs *regs)
+{
+ regs->hvmer.vmest &= ~HVM_VMEST_CAUSE_MSK;
+ regs->hvmer.vmest |= (TRAP_DEBUG << HVM_VMEST_CAUSE_SFT);
+ do_trap0(regs);
+}