x86_64, traps: Stop using IST for #SS

[pandora-kernel.git] / arch / x86 / include / asm / page_64_types.h

diff --git a/arch/x86/include/asm/page_64_types.h b/arch/x86/include/asm/page_64_types.h
index d38c91b..a9e9937 100644 (file)
--- a/arch/x86/include/asm/page_64_types.h
+++ b/arch/x86/include/asm/page_64_types.h
@@ -14,12 +14,11 @@
 #define IRQ_STACK_ORDER 2
 #define IRQ_STACK_SIZE (PAGE_SIZE << IRQ_STACK_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 DOUBLEFAULT_STACK 1
+#define NMI_STACK 2
+#define DEBUG_STACK 3
+#define MCE_STACK 4
+#define N_EXCEPTION_STACKS 4  /* hw limit: 7 */
 
 #define PUD_PAGE_SIZE          (_AC(1, UL) << PUD_SHIFT)
 #define PUD_PAGE_MASK          (~(PUD_PAGE_SIZE-1))
@@ -32,24 +31,16 @@
  */
 #define __PAGE_OFFSET           _AC(0xffff880000000000, UL)
 
-#define __PHYSICAL_START       CONFIG_PHYSICAL_START
-#define __KERNEL_ALIGN         0x200000
-
-/*
- * Make sure kernel is aligned to 2MB address. Catching it at compile
- * time is better. Change your config file and compile the kernel
- * for a 2MB aligned address (CONFIG_PHYSICAL_START)
- */
-#if (CONFIG_PHYSICAL_START % __KERNEL_ALIGN) != 0
-#error "CONFIG_PHYSICAL_START must be a multiple of 2MB"
-#endif
+#define __PHYSICAL_START       ((CONFIG_PHYSICAL_START +               \
+                                 (CONFIG_PHYSICAL_ALIGN - 1)) &        \
+                                ~(CONFIG_PHYSICAL_ALIGN - 1))
 
 #define __START_KERNEL         (__START_KERNEL_map + __PHYSICAL_START)
 #define __START_KERNEL_map     _AC(0xffffffff80000000, UL)
 
-/* See Documentation/x86_64/mm.txt for a description of the memory map. */
+/* See Documentation/x86/x86_64/mm.txt for a description of the memory map. */
 #define __PHYSICAL_MASK_SHIFT  46
-#define __VIRTUAL_MASK_SHIFT   48
+#define __VIRTUAL_MASK_SHIFT   47
 
 /*
  * Kernel image size is limited to 512 MB (see level2_kernel_pgt in
@@ -71,12 +62,6 @@ extern unsigned long __phys_addr(unsigned long);
 
 #define vmemmap ((struct page *)VMEMMAP_START)
 
-extern unsigned long init_memory_mapping(unsigned long start,
-                                        unsigned long end);
-
-extern void initmem_init(unsigned long start_pfn, unsigned long end_pfn);
-extern void free_initmem(void);
-
 extern void init_extra_mapping_uc(unsigned long phys, unsigned long size);
 extern void init_extra_mapping_wb(unsigned long phys, unsigned long size);