Changeset e515167d in mainline for arch/amd64/src/proc/scheduler.c

Timestamp:

2005-09-03T09:52:47Z (19 years ago)

Author:

Ondrej Palkovsky <ondrap@…>

Branches:

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

Children:

be56c17

Parents:

5a5ed25

Message:

Added basic FPU context (not working).
Added CPU utilities from ia32
Fixed bug in vm.c that wanted PTL to be mapped in bottom memory.

File:

• arch/amd64/src/proc/scheduler.c (moved) (moved from arch/amd64/src/fpu_context.c ) (2 diffs)

arch/amd64/src/proc/scheduler.c

@@ -1 +1 @@
 /*
- * Copyright (C) 2005 Jakub Vana
+ * Copyright (C) 2005 Ondrej Palkovsky
  * All rights reserved.
  *
@@ -25 +25 @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
  */
 
-#include <fpu_context.h>
+#include <proc/scheduler.h>
+#include <cpu.h>
+#include <proc/thread.h>
+#include <arch.h>
+#include <arch/context.h>       /* SP_DELTA */
 
-void fpu_context_save(fpu_context_t *fctx)
+void before_thread_runs_arch(void)
 {
+        CPU->arch.tss->rsp0 = (__address) &THREAD->kstack[THREAD_STACK_SIZE-SP_DELTA];
 }
-
-
-void fpu_context_restore(fpu_context_t *fctx)
-{
-}
-
-
-void fpu_lazy_context_save(fpu_context_t *fctx)
-{
-}
-
-void fpu_lazy_context_restore(fpu_context_t *fctx)
-{
-
-}