Changeset 428 for soft/giet_vm/giet_kernel/ctx_handler.c

Timestamp:

Oct 4, 2014, 3:19:32 PM (10 years ago)

Author:

alain

Message:

Introducing fixed format (X_WIDTH / Y_WIDTH / P_WIDTH) for processor index.

File:

• soft/giet_vm/giet_kernel/ctx_handler.c (modified) (2 diffs)

soft/giet_vm/giet_kernel/ctx_handler.c

@@ -33 +33 @@
 {
     unsigned int gpid       = _get_procid();
-    unsigned int cluster_xy = gpid / NB_PROCS_MAX;
-    unsigned int lpid       = gpid % NB_PROCS_MAX;
+    unsigned int cluster_xy = gpid >> P_WIDTH;
+    unsigned int lpid       = gpid & ((1<<P_WIDTH)-1);
 
     // get scheduler address
@@ -104 +104 @@
 {
     unsigned int gpid       = _get_procid();
-    unsigned int cluster_xy = gpid / NB_PROCS_MAX;
-    unsigned int lpid       = gpid % NB_PROCS_MAX;
+    unsigned int cluster_xy = gpid >> P_WIDTH;
     unsigned int x          = cluster_xy >> Y_WIDTH;
     unsigned int y          = cluster_xy & ((1<<Y_WIDTH)-1);
+    unsigned int lpid       = gpid & ((1<<P_WIDTH)-1);
 
     while(1)