Modifying extra.h to support phasing

1 files changed, 5 insertions, 2 deletions

diff --git a/extra.h b/extra.h
index a16c671..1297038 100644
--- a/extra.h
+++ b/extra.h
@@ -78,13 +78,14 @@ char _rt_shm_name[_ID_SZ] = "/_libextra_barrier-";
 
 #if LITMUS
 lt_t _rt_period;
+lt_t _rt_phase;
 int _rt_crit;
 struct control_page *_rt_cp;
 #endif
 
 static void _rt_load_params_itrl(int argc, char **argv) {
 #ifdef PAIRED
-    if (argc != (8 + LITMUS*2) && argc != (9 + LITMUS*2)) {
+    if (argc != (9 + LITMUS*2) && argc != (10 + LITMUS*2)) {
         fprintf(stderr, "Usage: %s <name> <loops> <my core> <other core> <other name> <runID> <save results?> <pairID>\n", argv[0]);
 #else
     if (argc != (6 + LITMUS*2)) {
@@ -105,6 +106,7 @@ static void _rt_load_params_itrl(int argc, char **argv) {
 #if LITMUS
         fprintf(stderr, " <task period> in ms\n");
         fprintf(stderr, " <task criticality level> 0 for Level-A, 1 for Level-B, 2 for Level-C\n");
+        fprintf(stderr, " <task phase> in ms\n");
 #endif /* LITMUS */
         exit(1);
     }
@@ -206,6 +208,7 @@ static void _rt_load_params_itrl(int argc, char **argv) {
 #if LITMUS
     _rt_period = ms2ns(strtoul(argv[end], NULL, 10));
     _rt_crit = atoi(argv[end+1]);
+    _rt_phase = ms2ns(strtoul(argv[end+2], NULL, 10));
     unsigned int wait = 1;
     if (be_migrate_to_domain(_rt_core) < 0) {
         perror("Unable to migrate to specified CPU");
@@ -217,7 +220,7 @@ static void _rt_load_params_itrl(int argc, char **argv) {
     rt_param.exec_cost = _rt_period;
     rt_param.period = _rt_period;
     rt_param.relative_deadline = 0;
-    rt_param.phase = 0;
+    rt_param.phase = _rt_phase;
     rt_param.priority = LITMUS_LOWEST_PRIORITY;
     rt_param.cls = _rt_crit;
     rt_param.budget_policy = NO_ENFORCEMENT;