Changeset 435 for trunk/kernel/syscalls/sys_get_config.c

Timestamp:

Feb 20, 2018, 5:32:17 PM (6 years ago)

Author:

alain

Message:

Fix a bad bug in scheduler...

File:

• trunk/kernel/syscalls/sys_get_config.c (modified) (5 diffs)

trunk/kernel/syscalls/sys_get_config.c

@@ -35 +35 @@
 int sys_get_config( uint32_t * x_size,
                     uint32_t * y_size,
-                    uint32_t * y_width,
                     uint32_t * ncores )
 {
@@ -41 +40 @@
     uint32_t  k_x_size;
     uint32_t  k_y_size;
-    uint32_t  k_y_width;
     uint32_t  k_ncores;
 
@@ -49 +47 @@
     process_t * process = this->process;
 
+#if CONFIG_DEBUG_SYS_GET_CONFIG
+uint64_t     tm_start;
+uint64_t     tm_end;
+tm_start = hal_get_cycles();
+if( CONFIG_DEBUG_SYS_GET_CONFIG < tm_start )
+printk("\n[DBG] %s : thread %x enter / process %x / cycle %d\n",
+__FUNCTION__, this, process->pid, (uint32_t)tm_start );
+#endif
+
     // check buffer in user space
     error |= vmm_v2p_translate( false , x_size  , &paddr );
     error |= vmm_v2p_translate( false , y_size  , &paddr );
-    error |= vmm_v2p_translate( false , y_width , &paddr );
     error |= vmm_v2p_translate( false , ncores  , &paddr );
 
         if( error )
         {
-        printk("\n[ERROR] in %s : user buffer unmapped for thread %x in process %x\n",
-               __FUNCTION__ , this->trdid , process->pid );
+
+#if CONFIG_DEBUG_SYSCALLS_ERROR
+printk("\n[ERROR] in %s : user buffer unmapped for thread %x in process %x\n",
+__FUNCTION__ , this->trdid , process->pid );
+#endif
         this->errno = EFAULT;
                 return -1;
@@ -66 +75 @@
         k_x_size  = LOCAL_CLUSTER->x_size;
         k_y_size  = LOCAL_CLUSTER->y_size;
-        k_y_width = LOCAL_CLUSTER->y_width;
         k_ncores  = LOCAL_CLUSTER->cores_nr;
 
@@ -72 +80 @@
         hal_copy_to_uspace( x_size  , &k_x_size  , sizeof(uint32_t) );
         hal_copy_to_uspace( y_size  , &k_y_size  , sizeof(uint32_t) );
-        hal_copy_to_uspace( y_width , &k_y_width , sizeof(uint32_t) );
         hal_copy_to_uspace( ncores  , &k_ncores  , sizeof(uint32_t) );
+
+    hal_fence();
+
+#if CONFIG_DEBUG_SYS_GET_CONFIG
+tm_end = hal_get_cycles();
+if( CONFIG_DEBUG_SYS_GET_CONFIG < tm_end )
+printk("\n[DBG] %s : thread %x exit / process %x / cost %d / tycle %d\n",
+__FUNCTION__, this, process->pid, (uint32_t)(tm_end-tm_start), (uint32_t)tm_end );
+#endif
 
         return 0;