xnu-2782.10.72.tar.gz

[apple/xnu.git] / osfmk / i386 / ktss.c

diff --git a/osfmk/i386/ktss.c b/osfmk/i386/ktss.c
index a0275828c9e6375d819817118d2a23b51583de05..f5d3118f7c447b431b0294172fad19f813d8dd6e 100644 (file)
--- a/osfmk/i386/ktss.c
+++ b/osfmk/i386/ktss.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000-2006 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2012 Apple Inc. All rights reserved.
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
@@ -65,41 +65,6 @@
 #include <i386/tss.h>
 #include <i386/pmap.h>
 
-#ifdef __i386__
-struct i386_tss        master_ktss
-       __attribute__ ((section ("__DESC, master_ktss")))
-       __attribute__ ((aligned (4096))) = {
-       0,                              /* back link */
-       0,                              /* esp0 */
-       KERNEL_DS,                      /* ss0 */
-       0,                              /* esp1 */
-       0,                              /* ss1 */
-       0,                              /* esp2 */
-       0,                              /* ss2 */
-       0,                              /* cr3 */
-       0,                              /* eip */
-       0,                              /* eflags */
-       0,                              /* eax */
-       0,                              /* ecx */
-       0,                              /* edx */
-       0,                              /* ebx */
-       0,                              /* esp */
-       0,                              /* ebp */
-       0,                              /* esi */
-       0,                              /* edi */
-       0,                              /* es */
-       0,                              /* cs */
-       0,                              /* ss */
-       0,                              /* ds */
-       0,                              /* fs */
-       0,                              /* gs */
-       KERNEL_LDT,                     /* ldt */
-       0,                              /* trace_trap */
-       0x0FFF                          /* IO bitmap offset -
-                                          beyond end of TSS segment,
-                                          so no bitmap */
-};
-#endif
 
 /*
  * The transient stack for sysenter.
@@ -111,86 +76,7 @@ struct sysenter_stack master_sstk
        __attribute__ ((section ("__DESC, master_sstk")))
        __attribute__ ((aligned (16)))  = { {0}, 0 };
 
-#ifdef X86_64
 struct x86_64_tss master_ktss64 __attribute__ ((aligned (4096))) = {
        .io_bit_map_offset = 0x0FFF,
 };
-#endif /* X86_64 */
-
-#ifdef __i386__
-/*
- * Task structure for double-fault handler:
- */
-struct i386_tss        master_dftss
-       __attribute__ ((section ("__DESC, master_dftss")))
-       __attribute__ ((aligned (4096))) = {
-       0,                              /* back link */
-       (int) &df_task_stack_end - 4,   /* esp0 */
-       KERNEL_DS,                      /* ss0 */
-       0,                              /* esp1 */
-       0,                              /* ss1 */
-       0,                              /* esp2 */
-       0,                              /* ss2 */
-       (int) IdlePDPT,                         /* cr3 */
-       (int) &df_task_start,           /* eip */
-       0,                              /* eflags */
-       0,                              /* eax */
-       0,                              /* ecx */
-       0,                              /* edx */
-       0,                              /* ebx */
-       (int) &df_task_stack_end - 4,   /* esp */
-       0,                              /* ebp */
-       0,                              /* esi */
-       0,                              /* edi */
-       KERNEL_DS,                      /* es */
-       KERNEL32_CS,                    /* cs */
-       KERNEL_DS,                      /* ss */
-       KERNEL_DS,                      /* ds */
-       KERNEL_DS,                      /* fs */
-       CPU_DATA_GS,                    /* gs */
-       KERNEL_LDT,                     /* ldt */
-       0,                              /* trace_trap */
-       0x0FFF                          /* IO bitmap offset -
-                                          beyond end of TSS segment,
-                                          so no bitmap */
-};
-
-
-/*
- * Task structure for machine_check handler:
- */
-struct i386_tss        master_mctss
-       __attribute__ ((section ("__DESC, master_mctss")))
-       __attribute__ ((aligned (4096))) = {
-       0,                              /* back link */
-       (int) &mc_task_stack_end - 4,   /* esp0 */
-       KERNEL_DS,                      /* ss0 */
-       0,                              /* esp1 */
-       0,                              /* ss1 */
-       0,                              /* esp2 */
-       0,                              /* ss2 */
-       (int) IdlePDPT,                         /* cr3 */
-       (int) &mc_task_start,           /* eip */
-       0,                              /* eflags */
-       0,                              /* eax */
-       0,                              /* ecx */
-       0,                              /* edx */
-       0,                              /* ebx */
-       (int) &mc_task_stack_end - 4,   /* esp */
-       0,                              /* ebp */
-       0,                              /* esi */
-       0,                              /* edi */
-       KERNEL_DS,                      /* es */
-       KERNEL32_CS,                    /* cs */
-       KERNEL_DS,                      /* ss */
-       KERNEL_DS,                      /* ds */
-       KERNEL_DS,                      /* fs */
-       CPU_DATA_GS,                    /* gs */
-       KERNEL_LDT,                     /* ldt */
-       0,                              /* trace_trap */
-       0x0FFF                          /* IO bitmap offset -
-                                          beyond end of TSS segment,
-                                          so no bitmap */
-};
 
-#endif /* __i386__ */