Changeset 39cea6a in mainline for generic

Timestamp:

2006-04-13T17:38:03Z (20 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

e185136

Parents:

897ad60

Message:

Cleanup pm.c and pm.h code on ia32 and amd64.
Add before_task_runs() and before_task_runs_arch() for each architecture.
Add ia32 and amd64 code to ensure I/O Permission Bitmap update.

Location:

generic

Files:

• include/proc/scheduler.h (modified) (2 diffs)
• include/proc/task.h (modified) (1 diff)
• src/proc/scheduler.c (modified) (2 diffs)

generic/include/proc/scheduler.h

@@ -53 +53 @@
 extern void kcpulb(void *arg);
 
-extern void before_thread_runs(void);
-extern void after_thread_ran(void);
-
 extern void sched_print_list(void);
 
@@ -61 +58 @@
  * To be defined by architectures:
  */
+extern void before_task_runs_arch(void);
 extern void before_thread_runs_arch(void);
 extern void after_thread_ran_arch(void);

generic/include/proc/task.h

@@ -53 +53 @@
         atomic_t active_calls;  /**< Active asynchronous messages */
         
-        task_arch_t arch;
+        task_arch_t arch;       /**< Architecture specific task data. */
 };
 

generic/src/proc/scheduler.c

@@ -48 +48 @@
 #include <debug.h>
 
+static void before_task_runs(void);
+static void before_thread_runs(void);
+static void after_thread_ran(void);
 static void scheduler_separated_stack(void);
 
 atomic_t nrdy;  /**< Number of ready threads in the system. */
+
+/** Carry out actions before new task runs. */
+void before_task_runs(void)
+{
+        before_task_runs_arch();
+}
 
 /** Take actions before new thread runs.
@@ -435 +444 @@
                 }
                 TASK = THREAD->task;
+                before_task_runs();
         }