1 files changed, 17 insertions, 17 deletions

diff --git a/arch/x86_64/kernel/head.S b/arch/x86_64/kernel/head.S
index 9bd2e7a4b81e..98ff5eb32b9a 100644
--- a/arch/x86_64/kernel/head.S
+++ b/arch/x86_64/kernel/head.S
@@ -137,14 +137,14 @@ startup_64:
         wrmsr
 
         /* Setup cr0 */
-        xorq    %rax, %rax
-        btsq    $31, %rax                       /* Enable paging */
-        btsq    $0, %rax                        /* Enable protected mode */
-        btsq    $1, %rax                        /* Enable MP */
-        btsq    $4, %rax                        /* Enable ET */
-        btsq    $5, %rax                        /* Enable NE */
-        btsq    $16, %rax                       /* Enable WP */
-        btsq    $18, %rax                       /* Enable AM */
+#define CR0_PM                          1               /* protected mode */
+#define CR0_MP                          (1<<1)
+#define CR0_ET                          (1<<4)
+#define CR0_NE                          (1<<5)
+#define CR0_WP                          (1<<16)
+#define CR0_AM                          (1<<18)
+#define CR0_PAGING                      (1<<31)
+        movl $CR0_PM|CR0_MP|CR0_ET|CR0_NE|CR0_WP|CR0_AM|CR0_PAGING,%eax
         /* Make changes effective */
         movq    %rax, %cr0
 
@@ -248,23 +248,23 @@ ENTRY(_stext)
          */
 .org 0x1000
 ENTRY(init_level4_pgt)
-        .quad   0x0000000000102007              /* -> level3_ident_pgt */
+        .quad   0x0000000000002007 + __PHYSICAL_START   /* -> level3_ident_pgt */
         .fill   255,8,0
-        .quad   0x000000000010a007
+        .quad   0x000000000000a007 + __PHYSICAL_START
         .fill   254,8,0
         /* (2^48-(2*1024*1024*1024))/(2^39) = 511 */
-        .quad   0x0000000000103007              /* -> level3_kernel_pgt */
+        .quad   0x0000000000003007 + __PHYSICAL_START   /* -> level3_kernel_pgt */
 
 .org 0x2000
 ENTRY(level3_ident_pgt)
-        .quad   0x0000000000104007
+        .quad   0x0000000000004007 + __PHYSICAL_START
         .fill   511,8,0
 
 .org 0x3000
 ENTRY(level3_kernel_pgt)
         .fill   510,8,0
         /* (2^48-(2*1024*1024*1024)-((2^39)*511))/(2^30) = 510 */
-        .quad   0x0000000000105007              /* -> level2_kernel_pgt */
+        .quad   0x0000000000005007 + __PHYSICAL_START   /* -> level2_kernel_pgt */
         .fill   1,8,0
 
 .org 0x4000
@@ -337,17 +337,17 @@ ENTRY(empty_bad_pmd_table)
 
 .org 0xa000
 ENTRY(level3_physmem_pgt)
-        .quad   0x0000000000105007              /* -> level2_kernel_pgt (so that __va works even before pagetable_init) */
+        .quad   0x0000000000005007 + __PHYSICAL_START   /* -> level2_kernel_pgt (so that __va works even before pagetable_init) */
 
         .org 0xb000
 #ifdef CONFIG_ACPI_SLEEP
 ENTRY(wakeup_level4_pgt)
-        .quad   0x0000000000102007              /* -> level3_ident_pgt */
+        .quad   0x0000000000002007 + __PHYSICAL_START   /* -> level3_ident_pgt */
         .fill   255,8,0
-        .quad   0x000000000010a007
+        .quad   0x000000000000a007 + __PHYSICAL_START
         .fill   254,8,0
         /* (2^48-(2*1024*1024*1024))/(2^39) = 511 */
-        .quad   0x0000000000103007              /* -> level3_kernel_pgt */
+        .quad   0x0000000000003007 + __PHYSICAL_START   /* -> level3_kernel_pgt */
 #endif
 
         .data