Changeset 436 for trunk/kernel/syscalls/sys_fg.c

Timestamp:

Mar 7, 2018, 9:02:03 AM (6 years ago)

Author:

alain

Message:

1) improve the threads and process destruction mechanism.
2) introduce FIFOs in the soclib_tty driver.

File:

• trunk/kernel/syscalls/sys_fg.c (modified) (4 diffs)

trunk/kernel/syscalls/sys_fg.c

@@ -45 +45 @@
     thread_t  * this    = CURRENT_THREAD;
 
-#if CONFIG_SYSCALL_DEBUG
+#if CONFIG_DEBUG_SYS_FG
 uint64_t    tm_start;
 uint64_t    tm_end;
 tm_start = hal_get_cycles();
-printk("\n[DBG] %s : core[%x,%d] enter / process %x / cycle %d\n",
-__FUNCTION__ , local_cxy , this->core->lid , pid, (uint32_t)tm_start );
+if( CONFIG_DEBUG_SYS_FG < tm_start )
+printk("\n[DBG] %s : thread %x enter / process %x / cycle %d\n",
+__FUNCTION__ , CURRENT_THREAD , pid, (uint32_t)tm_start );
 #endif
 
@@ -58 +59 @@
     if( process_xp == XPTR_NULL )
     {
-        syscall_dmsg("\n[ERROR] in %s : process %x not found\n",
-        __FUNCTION__ , pid );
+
+#if CONFIG_DEBUG_SYSCALLS_ERROR
+printk("\n[ERROR] in %s : process %x not found\n", __FUNCTION__ , pid );
+#endif
         this->errno = EINVAL;
         return -1;
@@ -72 +75 @@
 
     // get chdev cluster and local pointer
-    chdev_ptr = (chdev_t *)GET_PTR( chdev_xp );
+    chdev_ptr = GET_PTR( chdev_xp );
     chdev_cxy = GET_CXY( chdev_xp );
 
@@ -80 +83 @@
     hal_fence();
 
-#if CONFIG_SYSCALL_DEBUG 
+#if CONFIG_DEBUG_SYS_FG
 tm_end = hal_get_cycles();
-printk("\n[DBG] %s : core[%x,%d] exit / process %x / cost = %d\n",
-__FUNCTION__ , local_cxy , this->core->lid , pid, (uint32_t)(tm_end - tm_start) );
+if( CONFIG_DEBUG_SYS_FG < tm_end )
+printk("\n[DBG] %s : thread %x exit / process %x get TXT_%d ownership / cycle %d\n",
+__FUNCTION__ , CURRENT_THREAD , pid, 
+hal_remote_lw( XPTR( chdev_cxy , &chdev_ptr->channel ) ) , (uint32_t)tm_end );
 #endif
- 
+
         return 0;
 
-}  // end sys_kill()
+}  // end sys_fg()