[tb/wrpc] added "null" test when test_num=0 (no test specified)

for some simulations, we just need link-up, so wrpc to initialize and then loop endlessly, this should be the default behaviour

[tb/wrpc] added "null" test when test_num=0 (no test specified)
for some simulations, we just need link-up, so wrpc to initialize and then loop endlessly, this should be the default behaviour
25a0100b · Maciej Lipinski · Adam Wujek · b73b27f8 · 25a0100b
Commit 25a0100b authored Feb 24, 2017 by Maciej Lipinski Committed by Adam Wujek Feb 27, 2017
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wrc_main_sim.c wrc_main_sim.c +7 -0

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--- a/wrc_main_sim.c
+++ b/wrc_main_sim.c
@@ -35,9 +35,11 @@
 #define TESTBENCH_MAGIC 0x4d433ebc
 #define TESTBENCH_VERSION 1
+#define TESTBENCH_RET_NO_TEST 0
 #define TESTBENCH_RET_OK 1
 #define TESTBENCH_RET_ERROR 2
 /*
 * This is a structure to pass information from the testbench to lm32's
 * software. hdl_testbench structure is meant to be set by testbench through
@@ -193,6 +195,11 @@ void main(void)
 			;
 	}
 	switch (hdl_testbench.test_num) {
+	case 0:
+		/* for simulations that just need link-up */
+		hdl_testbench.return_val = TESTBENCH_RET_NO_TEST;
+		while (1)
+			;
 	case 1:
 		wrpc_test_1();
 		break;