Index: include/asm/page_64.h |
diff --git a/include/asm/page_64.h b/include/asm/page_64.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..9513cb158e3ae4e0e492f26172f3801530784d84 |
--- /dev/null |
+++ b/include/asm/page_64.h |
@@ -0,0 +1,41 @@ |
+#ifndef _X86_64_PAGE_H |
+#define _X86_64_PAGE_H |
+ |
+#include <linux/const.h> |
+ |
+/* PAGE_SHIFT determines the page size */ |
+#define PAGE_SHIFT 12 |
+#define PAGE_SIZE (_AC(1,UL) << PAGE_SHIFT) |
+#define PAGE_MASK (~(PAGE_SIZE-1)) |
+#define PHYSICAL_PAGE_MASK (~(PAGE_SIZE-1) & __PHYSICAL_MASK) |
+ |
+#define THREAD_ORDER 1 |
+#define THREAD_SIZE (PAGE_SIZE << THREAD_ORDER) |
+#define CURRENT_MASK (~(THREAD_SIZE-1)) |
+ |
+#define EXCEPTION_STACK_ORDER 0 |
+#define EXCEPTION_STKSZ (PAGE_SIZE << EXCEPTION_STACK_ORDER) |
+ |
+#define DEBUG_STACK_ORDER (EXCEPTION_STACK_ORDER + 1) |
+#define DEBUG_STKSZ (PAGE_SIZE << DEBUG_STACK_ORDER) |
+ |
+#define IRQSTACK_ORDER 2 |
+#define IRQSTACKSIZE (PAGE_SIZE << IRQSTACK_ORDER) |
+ |
+#define STACKFAULT_STACK 1 |
+#define DOUBLEFAULT_STACK 2 |
+#define NMI_STACK 3 |
+#define DEBUG_STACK 4 |
+#define MCE_STACK 5 |
+#define N_EXCEPTION_STACKS 5 /* hw limit: 7 */ |
+ |
+#define LARGE_PAGE_MASK (~(LARGE_PAGE_SIZE-1)) |
+#define LARGE_PAGE_SIZE (_AC(1,UL) << PMD_SHIFT) |
+ |
+#define HPAGE_SHIFT PMD_SHIFT |
+#define HPAGE_SIZE (_AC(1,UL) << HPAGE_SHIFT) |
+#define HPAGE_MASK (~(HPAGE_SIZE - 1)) |
+#define HUGETLB_PAGE_ORDER (HPAGE_SHIFT - PAGE_SHIFT) |
+ |
+ |
+#endif /* _X86_64_PAGE_H */ |