microblaze: Allow PAGE_SIZE configuration

[pandora-kernel.git] / arch / microblaze / include / asm / page.h

diff --git a/arch/microblaze/include/asm/page.h b/arch/microblaze/include/asm/page.h
index 464ff32..c12c6df 100644 (file)
--- a/arch/microblaze/include/asm/page.h
+++ b/arch/microblaze/include/asm/page.h
@@ -23,8 +23,16 @@
 #ifdef __KERNEL__
 
 /* PAGE_SHIFT determines the page size */
-#define PAGE_SHIFT     (12)
-#define PAGE_SIZE      (_AC(1, UL) << PAGE_SHIFT)
+#if defined(CONFIG_MICROBLAZE_32K_PAGES)
+#define PAGE_SHIFT             15
+#elif defined(CONFIG_MICROBLAZE_16K_PAGES)
+#define PAGE_SHIFT             14
+#elif defined(CONFIG_MICROBLAZE_8K_PAGES)
+#define PAGE_SHIFT             13
+#else
+#define PAGE_SHIFT             12
+#endif
+#define PAGE_SIZE      (ASM_CONST(1) << PAGE_SHIFT)
 #define PAGE_MASK      (~(PAGE_SIZE-1))
 
 #define LOAD_OFFSET    ASM_CONST((CONFIG_KERNEL_START-CONFIG_KERNEL_BASE_ADDR))