xnu-792.10.96.tar.gz

[apple/xnu.git] / osfmk / i386 / trap.h

diff --git a/osfmk/i386/trap.h b/osfmk/i386/trap.h
index f3563e0ba10d00fbd1f33ea60b12cfef8beb0f87..44eded81702936573daa70c074b6c7eb4162318a 100644 (file)
--- a/osfmk/i386/trap.h
+++ b/osfmk/i386/trap.h
@@ -74,6 +74,8 @@
 /*                             15 */
 #define        T_FLOATING_POINT_ERROR  16
 #define        T_WATCHPOINT            17
+#define T_MACHINE_CHECK                18
+#define T_SSE_FLOAT_ERROR       19
 #define T_PREEMPT              255
 
 #define TRAP_NAMES "divide error", "debug trap", "NMI", "breakpoint", \
@@ -81,7 +83,7 @@
                   "no coprocessor", "double fault", "coprocessor overrun", \
                   "invalid TSS", "segment not present", "stack bounds", \
                   "general protection", "page fault", "(reserved)", \
-                  "coprocessor error", "watchpoint"
+                  "coprocessor error", "watchpoint", "(reserved)", "SSE floating point"
 
 /*
  * Page-fault trap codes.
@@ -90,6 +92,12 @@
 #define        T_PF_WRITE              0x2             /* write access */
 #define        T_PF_USER               0x4             /* from user state */
 
+#ifdef PAE
+#define        T_PF_RSVD               0x8             /* reserved bit set to 1 */
+#define T_PF_EXECUTE           0x10            /* instruction fetch when NX */
+#endif
+
+
 #if !defined(ASSEMBLER) && defined(MACH_KERNEL)
 
 #include <i386/thread.h>
@@ -99,23 +107,42 @@ extern void                i386_exception(
                                int             code,
                                int             subcode);
 
-extern boolean_t       kernel_trap(
-                               struct i386_saved_state *regs);
+extern void            sync_iss_to_iks(x86_saved_state32_t *regs);
+
+extern void            sync_iss_to_iks_unconditionally(x86_saved_state32_t *regs);
+
+extern void            kernel_trap(x86_saved_state_t *regs);
+
+extern void            user_trap(x86_saved_state_t *regs);
 
-extern void            panic_trap(
-                               struct i386_saved_state *regs);
+extern void            panic_double_fault(int code);
 
-extern void            user_trap(
-                               struct i386_saved_state *regs);
+extern void            panic_double_fault64(x86_saved_state_t *regs);
+
+extern void            panic_machine_check(int code);
+
+extern void            panic_machine_check64(x86_saved_state_t *regs);
 
 extern void            i386_astintr(int preemption);
 
-#if defined(MACH_KDP)
-extern void            kdp_i386_trap(
+
+typedef kern_return_t (*perfCallback)(
+                               int                     trapno,
+                               void                    *regs,
+                               int                     unused1,
+                               int                     unused2);
+
+extern perfCallback perfTrapHook;
+extern perfCallback perfASTHook;
+extern perfCallback perfIntHook;
+
+#if MACH_KDP
+extern boolean_t       kdp_i386_trap(
                                unsigned int,
-                               struct i386_saved_state *,
+                               x86_saved_state32_t *,
                                kern_return_t,
                                vm_offset_t);
+extern void            panic_i386_backtrace(void *, int);
 #endif /* MACH_KDP */
 #endif /* !ASSEMBLER && MACH_KERNEL */