Changeset 2cf87e50 in mainline for arch/sparc64/include

Timestamp:

2005-12-17T23:25:48Z (20 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

ff12a3c

Parents:

07bd114e

Message:

sparc64 work.
CPU identification.

Location:

arch/sparc64/include

Files:

• asm.h (modified) (1 diff)
• cpu.h (modified) (1 diff)
• register.h (added)

arch/sparc64/include/asm.h

@@ -86 +86 @@
 }
 
+/** Read Version Register.
+ *
+ * @return Value of VER register.
+ */
+static inline __u64 ver_read(void)
+{
+        __u64 v;
+        
+        __asm__ volatile ("rdpr %%ver, %0\n" : "=r" (v));
+        
+        return v;
+}
+
 /** Read Trap Base Address register.
  *

arch/sparc64/include/cpu.h

@@ -30 +30 @@
 #define __sparc64_CPU_H__
 
-#include <typedefs.h>
+#include <arch/register.h>
+
+#define MANUF_FUJITSU           0x04
+#define MANUF_ULTRASPARC        0x17    /**< UltraSPARC I, UltraSPARC II */
+#define MANUF_SUN               0x3e
+
+#define IMPL_ULTRASPARCI        0x10
+#define IMPL_ULTRASPARCII       0x11
+#define IMPL_ULTRASPARCII_I     0x12
+#define IMPL_ULTRASPARCII_E     0x13
+#define IMPL_ULTRASPARCIII      0x15
+#define IMPL_ULTRASPARCIV_PLUS  0x19
+
+#define IMPL_SPARC64V           0x5
 
 struct cpu_arch {
+        ver_reg_t ver;
 };