cortex_m.c: Use two byte breakpoint for 32bit Thumb-2 request

[openocd.git] / src / target / cortex_m.c

diff --git a/src/target/cortex_m.c b/src/target/cortex_m.c
index 72dbe9ee6085a2c5a83a69091ba125af1282d93a..a5230b75c737adabe6b8874e215282705ec693e5 100644 (file)
--- a/src/target/cortex_m.c
+++ b/src/target/cortex_m.c
@@ -1262,6 +1262,11 @@ int cortex_m_add_breakpoint(struct target *target, struct breakpoint *breakpoint
                return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
        }
 
+       if (breakpoint->length == 3) {
+               LOG_DEBUG("Using a two byte breakpoint for 32bit Thumb-2 request");
+               breakpoint->length = 2;
+       }
+
        if ((breakpoint->length != 2)) {
                LOG_INFO("only breakpoints of two bytes length supported");
                return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;