Merge branch 'tty-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty

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

diff --git a/arch/sh/include/asm/page.h b/arch/sh/include/asm/page.h
index 822d608..15d9703 100644 (file)
--- a/arch/sh/include/asm/page.h
+++ b/arch/sh/include/asm/page.h
@@ -112,6 +112,16 @@ typedef struct page *pgtable_t;
 #define __MEMORY_START         CONFIG_MEMORY_START
 #define __MEMORY_SIZE          CONFIG_MEMORY_SIZE
 
+/*
+ * PHYSICAL_OFFSET is the offset in physical memory where the base
+ * of the kernel is loaded.
+ */
+#ifdef CONFIG_PHYSICAL_START
+#define PHYSICAL_OFFSET (CONFIG_PHYSICAL_START - __MEMORY_START)
+#else
+#define PHYSICAL_OFFSET 0
+#endif
+
 /*
  * PAGE_OFFSET is the virtual address of the start of kernel address
  * space.
@@ -141,8 +151,13 @@ typedef struct page *pgtable_t;
 #endif /* !__ASSEMBLY__ */
 
 #ifdef CONFIG_UNCACHED_MAPPING
+#if defined(CONFIG_29BIT)
+#define UNCAC_ADDR(addr)       P2SEGADDR(addr)
+#define CAC_ADDR(addr)         P1SEGADDR(addr)
+#else
 #define UNCAC_ADDR(addr)       ((addr) - PAGE_OFFSET + uncached_start)
 #define CAC_ADDR(addr)         ((addr) - uncached_start + PAGE_OFFSET)
+#endif
 #else
 #define UNCAC_ADDR(addr)       ((addr))
 #define CAC_ADDR(addr)         ((addr))