Changes in kernel/arch/sparc64/include/mm/sun4v/frame.h [8c2214e:ba50a34] in mainline

File:

• kernel/arch/sparc64/include/mm/sun4v/frame.h (modified) (2 diffs)

kernel/arch/sparc64/include/mm/sun4v/frame.h

@@ -33 +33 @@
  */
 
-#ifndef KERN_sparc64_sun4v_FRAME_H_
-#define KERN_sparc64_sun4v_FRAME_H_
+#ifndef KERN_sparc64_SUN4V_FRAME_H_
+#define KERN_sparc64_SUN4V_FRAME_H_
 
+/*
+ * Page size supported by the MMU.
+ * For 8K there is the nasty illegal virtual aliasing problem.
+ * Therefore, the kernel uses 8K only internally on the TLB and TSB levels.
+ */
 #define MMU_FRAME_WIDTH         13      /* 8K */
 #define MMU_FRAME_SIZE          (1 << MMU_FRAME_WIDTH)
@@ -47 +52 @@
 #include <arch/types.h>
 
+union frame_address {
+        uintptr_t address;
+        struct {
+#if defined (US)
+                unsigned : 23;
+                uint64_t pfn : 28;              /**< Physical Frame Number. */
+#elif defined (US3)
+                unsigned : 21;
+                uint64_t pfn : 30;              /**< Physical Frame Number. */
+#endif
+                unsigned offset : 13;           /**< Offset. */
+        } __attribute__ ((packed));
+};
+
+typedef union frame_address frame_address_t;
+
 extern uintptr_t last_frame;
+//MH
+//extern uintptr_t end_of_identity;
+
 extern void frame_arch_init(void);
 #define physmem_print()