Changes in kernel/arch/sparc64/include/mm/as.h [8c2214e:2057572] in mainline

File:

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

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

@@ -36 +36 @@
 #define KERN_sparc64_AS_H_
 
-#if defined (SUN4U)
-#include <arch/mm/sun4u/as.h>
-#elif defined (SUN4V)
-#include <arch/mm/sun4v/as.h>
+#include <arch/mm/tte.h>
+
+#define KERNEL_ADDRESS_SPACE_SHADOWED_ARCH      1
+
+#define KERNEL_ADDRESS_SPACE_START_ARCH         (unsigned long) 0x0000000000000000
+#define KERNEL_ADDRESS_SPACE_END_ARCH           (unsigned long) 0xffffffffffffffff
+#define USER_ADDRESS_SPACE_START_ARCH           (unsigned long) 0x0000000000000000
+#define USER_ADDRESS_SPACE_END_ARCH             (unsigned long) 0xffffffffffffffff
+
+#define USTACK_ADDRESS_ARCH     (0xffffffffffffffffULL - (PAGE_SIZE - 1))
+
+#ifdef CONFIG_TSB
+
+/** TSB Tag Target register. */
+typedef union tsb_tag_target {
+        uint64_t value;
+        struct {
+                unsigned invalid : 1;   /**< Invalidated by software. */
+                unsigned : 2;
+                unsigned context : 13;  /**< Software ASID. */
+                unsigned : 6;
+                uint64_t va_tag : 42;   /**< Virtual address bits <63:22>. */
+        } __attribute__ ((packed));
+} tsb_tag_target_t;
+
+/** TSB entry. */
+typedef struct tsb_entry {
+        tsb_tag_target_t tag;
+        tte_data_t data;
+} __attribute__ ((packed)) tsb_entry_t;
+
+typedef struct {
+        tsb_entry_t *itsb;
+        tsb_entry_t *dtsb;
+} as_arch_t;
+
+#else
+
+typedef struct {
+} as_arch_t;
+
+#endif /* CONFIG_TSB */
+
+#include <genarch/mm/as_ht.h>
+
+#ifdef CONFIG_TSB
+#include <arch/mm/tsb.h>
+#define as_invalidate_translation_cache(as, page, cnt) \
+        tsb_invalidate((as), (page), (cnt))
+#else
+#define as_invalidate_translation_cache(as, page, cnt)
 #endif
+
+extern void as_arch_init(void);
 
 #endif