Changes in kernel/arch/sparc64/include/mm/tte.h [b4655da:965dc18] in mainline

File:

• kernel/arch/sparc64/include/mm/tte.h (modified) (1 diff)

kernel/arch/sparc64/include/mm/tte.h

@@ -36 +36 @@
 #define KERN_sparc64_TTE_H_
 
-#if defined (SUN4U)
-#include <arch/mm/sun4u/tte.h>
-#elif defined (SUN4V)
-#include <arch/mm/sun4v/tte.h>
+#define TTE_G           (1 << 0)
+#define TTE_W           (1 << 1)
+#define TTE_P           (1 << 2)
+#define TTE_E           (1 << 3)
+#define TTE_CV          (1 << 4)
+#define TTE_CP          (1 << 5)
+#define TTE_L           (1 << 6)
+
+#define TTE_V_SHIFT     63
+#define TTE_SIZE_SHIFT  61
+
+#ifndef __ASM__
+
+#include <arch/types.h>
+
+/* TTE tag's VA_tag field contains bits <63:VA_TAG_PAGE_SHIFT> of the VA */
+#define VA_TAG_PAGE_SHIFT       22
+
+/** Translation Table Entry - Tag. */
+union tte_tag {
+        uint64_t value;
+        struct {
+                unsigned g : 1;         /**< Global. */
+                unsigned : 2;           /**< Reserved. */
+                unsigned context : 13;  /**< Context identifier. */
+                unsigned : 6;           /**< Reserved. */
+                uint64_t va_tag : 42;   /**< Virtual Address Tag, bits 63:22. */
+        } __attribute__ ((packed));
+};
+
+typedef union tte_tag tte_tag_t;
+
+/** Translation Table Entry - Data. */
+union tte_data {
+        uint64_t value;
+        struct {
+                unsigned v : 1;         /**< Valid. */
+                unsigned size : 2;      /**< Page size of this entry. */
+                unsigned nfo : 1;       /**< No-Fault-Only. */
+                unsigned ie : 1;        /**< Invert Endianness. */
+                unsigned soft2 : 9;     /**< Software defined field. */
+#if defined (US)
+                unsigned diag : 9;      /**< Diagnostic data. */
+                unsigned pfn : 28;      /**< Physical Address bits, bits 40:13. */
+#elif defined (US3)
+                unsigned : 7;           /**< Reserved. */
+                unsigned pfn : 30;      /**< Physical Address bits, bits 42:13 */
 #endif
+                unsigned soft : 6;      /**< Software defined field. */
+                unsigned l : 1;         /**< Lock. */
+                unsigned cp : 1;        /**< Cacheable in physically indexed cache. */
+                unsigned cv : 1;        /**< Cacheable in virtually indexed cache. */
+                unsigned e : 1;         /**< Side-effect. */
+                unsigned p : 1;         /**< Privileged. */
+                unsigned w : 1;         /**< Writable. */
+                unsigned g : 1;         /**< Global. */
+        } __attribute__ ((packed));
+};
+
+typedef union tte_data tte_data_t;
+
+#endif /* !def __ASM__ */
 
 #endif