Changeset d9ece1cb in mainline for kernel

Timestamp:

2009-12-01T20:08:32Z (16 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

d359e227

Parents:

d52b82ad

Message:

Introduce SYS_THREAD_USLEEP and use it to implement usleep() in uspace.

Location:

kernel/generic

Files:

• include/proc/thread.h (modified) (1 diff)
• include/syscall/syscall.h (modified) (1 diff)
• src/proc/thread.c (modified) (1 diff)
• src/syscall/syscall.c (modified) (1 diff)

kernel/generic/include/proc/thread.h

@@ -263 +263 @@
 extern unative_t sys_thread_exit(int);
 extern unative_t sys_thread_get_id(thread_id_t *);
+extern unative_t sys_thread_usleep(uint32_t);
 
 #endif

kernel/generic/include/syscall/syscall.h

@@ -43 +43 @@
         SYS_THREAD_EXIT,
         SYS_THREAD_GET_ID,
+        SYS_THREAD_USLEEP,
         
         SYS_TASK_GET_ID,

kernel/generic/src/proc/thread.c

@@ -812 +812 @@
 }
 
+/** Syscall wrapper for sleeping. */
+unative_t sys_thread_usleep(uint32_t usec)
+{
+        thread_usleep(usec);    
+        return 0;
+}
+
 /** @}
  */

kernel/generic/src/syscall/syscall.c

@@ -111 +111 @@
         (syshandler_t) sys_thread_exit,
         (syshandler_t) sys_thread_get_id,
+        (syshandler_t) sys_thread_usleep,
         
         (syshandler_t) sys_task_get_id,