aboutsummaryrefslogtreecommitdiff
path: root/target/riscv/debug.c
diff options
context:
space:
mode:
Diffstat (limited to 'target/riscv/debug.c')
-rw-r--r--target/riscv/debug.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/target/riscv/debug.c b/target/riscv/debug.c
index 1a9392645e..2f2a51c732 100644
--- a/target/riscv/debug.c
+++ b/target/riscv/debug.c
@@ -412,3 +412,30 @@ bool riscv_cpu_debug_check_watchpoint(CPUState *cs, CPUWatchpoint *wp)
return false;
}
+
+void riscv_trigger_init(CPURISCVState *env)
+{
+ target_ulong type2 = trigger_type(env, TRIGGER_TYPE_AD_MATCH);
+ int i;
+
+ /* type 2 triggers */
+ for (i = 0; i < TRIGGER_TYPE2_NUM; i++) {
+ /*
+ * type = TRIGGER_TYPE_AD_MATCH
+ * dmode = 0 (both debug and M-mode can write tdata)
+ * maskmax = 0 (unimplemented, always 0)
+ * sizehi = 0 (match against any size, RV64 only)
+ * hit = 0 (unimplemented, always 0)
+ * select = 0 (always 0, perform match on address)
+ * timing = 0 (always 0, trigger before instruction)
+ * sizelo = 0 (match against any size)
+ * action = 0 (always 0, raise a breakpoint exception)
+ * chain = 0 (unimplemented, always 0)
+ * match = 0 (always 0, when any compare value equals tdata2)
+ */
+ env->type2_trig[i].mcontrol = type2;
+ env->type2_trig[i].maddress = 0;
+ env->type2_trig[i].bp = NULL;
+ env->type2_trig[i].wp = NULL;
+ }
+}