Changeset 445 for trunk/kernel/syscalls

Timestamp:

May 29, 2018, 9:27:23 AM (6 years ago)

Author:

alain

Message:

Restructure the mini_libc.

Location:

trunk/kernel/syscalls

Files:

• shared_include/almos-mkh (deleted)
• shared_include/shared_almos.h (added)
• shared_include/shared_dirent.h (added)
• shared_include/shared_fcntl.h (added)
• shared_include/shared_mman.h (added)
• shared_include/shared_pthread.h (added)
• shared_include/shared_signal.h (added)
• shared_include/shared_stat.h (added)
• shared_include/shared_stdlib.h (added)
• shared_include/shared_syscalls.h (added)
• shared_include/shared_time.h (added)
• shared_include/shared_unistd.h (added)
• shared_include/shared_wait.h (added)
• sys_display.c (modified) (1 diff)
• sys_exit.c (modified) (1 diff)
• sys_thread_yield.c (modified) (1 diff)
• syscalls.h (modified) (3 diffs)

trunk/kernel/syscalls/sys_display.c

@@ -244 +244 @@
         chdev_dir_display();
     }
+    ////////////////////////////////
+    else if( type == DISPLAY_DQDT )
+    {
+        dqdt_display();
+    }
     ////
     else 

trunk/kernel/syscalls/sys_exit.c

@@ -86 +86 @@
         thread_delete( XPTR( local_cxy , this ) , pid , true );
     }
-         
+
     // remove process from TXT list
     process_txt_detach( owner_xp );

trunk/kernel/syscalls/sys_thread_yield.c

@@ -22 +22 @@
  */
 
+#include <hal_types.h>
+#include <hal_special.h>
 #include <scheduler.h>
+#include <thread.h>
 
 int sys_thread_yield()
 {
+ 
+#if DEBUG_SYS_THREAD_YIELD
+uint64_t     tm_start;
+uint64_t     tm_end;
+tm_start = hal_get_cycles();
+if( DEBUG_SYS_THREAD_YIELD < tm_start )
+printk("\n[DBG] %s : thread %x deschedule / process %x / cycle %d\n",
+__FUNCTION__, CURRENT_THREAD->trdid, CURRENT_THREAD->process->pid, (uint32_t)tm_start );
+#endif
+
+    // deschedule
         sched_yield("user request"); 
+
+#if DEBUG_SYS_THREAD_YIELD
+tm_end = hal_get_cycles();
+if( DEBUG_SYS_THREAD_YIELD < tm_start )
+printk("\n[DBG] %s : thread %x resume / process %x / cycle %d\n",
+__FUNCTION__, CURRENT_THREAD->trdid, CURRENT_THREAD->process->pid, (uint32_t)tm_end );
+#endif
+
         return 0;
 }

trunk/kernel/syscalls/syscalls.h

@@ -195 +195 @@
  ******************************************************************************************
  * @ pathname   : pathname (can be relative or absolute).
- * @ flags      : bit vector attributes (see below).
+ * @ flags      : bit vector attributes (see in shared_fcntl.h file)
  * @ mode       : access rights.
  * @ return file descriptor index in fd_array if success / return -1 if failure.
@@ -572 +572 @@
  * - DISPLAY_VFS             : all files registered in the VFS cache. 
  * - DISPLAY_CHDEV           : all registered channel devices.
+ * - DISPLAY_DQDT            : all DQDT nodes.
  ******************************************************************************************
  * type      : [in] type of display 
@@ -622 +623 @@
 int sys_fg( pid_t   pid );
 
+/****************************************************************************************** 
+ * [49] TBD
+ ******************************************************************************************
+ * @ cxy    : cluster identifier.
+ * @ lid    : core local index.
+ * @ return 0 if success / return -1 if failure.
+ *****************************************************************************************/
 int sys_place( uint32_t cxy,
                uint32_t lid );