Changeset 6f8a426 in mainline for arch/ppc32/include/cpuid.h

Timestamp:

2006-02-21T00:04:20Z (20 years ago)

Author:

Martin Decky <martin@…>

Branches:

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

Children:

0fad93a

Parents:

cd92528

Message:

indentation changes
ppc32 fpu context save/restore
ppc32 CPU version
ppc32 memcpy

File:

• arch/ppc32/include/cpuid.h (moved) (moved from arch/ppc32/src/fpu_context.c ) (2 diffs)

arch/ppc32/include/cpuid.h

@@ -1 +1 @@
 /*
- * Copyright (C) 2005 Jakub Vana
+ * Copyright (C) 2006 Martin Decky
  * 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>
+#ifndef __ppc32_CPUID_H__
+#define __ppc32_CPUID_H__
 
-void fpu_context_save(fpu_context_t *fctx)
+#include <arch/types.h>
+
+struct cpu_info {
+        __u16 version;
+        __u16 revision;
+} __attribute__ ((packed));
+
+static inline void cpu_version(struct cpu_info *info)
 {
+        __asm__ volatile (
+                "mfspr %0, 287\n"
+                : "=r" (*info)
+        );
 }
 
-
-void fpu_context_restore(fpu_context_t *fctx)
-{
-}
+#endif