Changeset 356 for soft/giet_vm/giet_boot/boot.c

Timestamp:

Jul 3, 2014, 4:50:55 PM (10 years ago)

Author:

alain

Message:

Bloup...

File:

• soft/giet_vm/giet_boot/boot.c (modified) (2 diffs)

soft/giet_vm/giet_boot/boot.c

@@ -2524 +2524 @@
     }  // end monoprocessor boot
 
-    // reset BEV bit in the status register to use GIET exception
-    // handler instead of the PRELOADER exception handler
+    ///////////////////////////////////////////////////////////////////////////////
+    //            Parallel execution starts actually here
+    ///////////////////////////////////////////////////////////////////////////////
+
+    // all processors reset BEV bit in the status register to use
+    // the GIET_VM exception handler instead of the PRELOADER exception handler
     _set_sr( 0 );
 
-    // all processor initialise SCHED register
+    // all processor initialise the SCHED register
+    // from the _schedulers[x][y][lpid array]
     unsigned int cluster_xy = gpid / NB_PROCS_MAX;
     unsigned int lpid       = gpid % NB_PROCS_MAX;
@@ -2542 +2547 @@
     }
 
-    // all processors jump to kernel_init (address defined in giet_vsegs.ld)
+    // all processors jump to kernel_init 
+    // using the address defined in the giet_vsegs.ld file
     unsigned int kernel_entry = (unsigned int)&kernel_init_vbase;
     asm volatile( "jr   %0" ::"r"(kernel_entry) );