Changeset 1b478f6 in mainline for kernel/arch/sparc64

Timestamp:

2011-12-14T23:54:17Z (14 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

c72dc15

Parents:

464a52f

Message:

Add km_is_non_identity().

Location:

kernel/arch/sparc64

Files:

• include/mm/sun4u/km.h (modified) (2 diffs)
• include/mm/sun4v/km.h (modified) (2 diffs)
• src/mm/sun4u/km.c (modified) (2 diffs)
• src/mm/sun4v/km.c (modified) (2 diffs)

kernel/arch/sparc64/include/mm/sun4u/km.h

@@ -36 +36 @@
 #define KERN_sparc64_sun4u_KM_H_
 
+#include <typedefs.h>
+
 /*
  * Be conservative and assume the 44-bit virtual address width as found
@@ -53 +55 @@
 extern void km_identity_arch_init(void);
 extern void km_non_identity_arch_init(void);
+extern bool km_is_non_identity_arch(uintptr_t);
 
 #endif

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

@@ -36 +36 @@
 #define KERN_sparc64_sun4v_KM_H_
 
+#include <typedefs.h>
+
 /*
  * Do not use the 4 GiB area on either side of the VA hole to meet the
@@ -49 +51 @@
 extern void km_identity_arch_init(void);
 extern void km_non_identity_arch_init(void);
+extern bool km_is_non_identity_arch(uintptr_t);
 
 #endif

kernel/arch/sparc64/src/mm/sun4u/km.c

@@ -34 +34 @@
 #include <mm/km.h>
 #include <config.h>
+#include <typedefs.h>
+#include <macros.h>
 
 void km_identity_arch_init(void)
@@ -47 +49 @@
 }
 
+bool km_is_non_identity_arch(uintptr_t addr)
+{
+        return iswithin(KM_SPARC64_US_NON_IDENTITY_START,
+            KM_SPARC64_US_NON_IDENTITY_SIZE, addr, 1);
+}
+
 /** @}
  */

kernel/arch/sparc64/src/mm/sun4v/km.c

@@ -34 +34 @@
 #include <mm/km.h>
 #include <config.h>
+#include <typedefs.h>
+#include <macros.h>
 
 void km_identity_arch_init(void)
@@ -47 +49 @@
 }
 
+bool km_is_non_identity_arch(uintptr_t addr)
+{
+        return iswithin(KM_SPARC64_T1_NON_IDENTITY_START,
+            KM_SPARC64_T1_NON_IDENTITY_SIZE, addr, 1);
+}
+
 /** @}
  */