X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/5d5c5d0d5b79ade9a973d55186ffda2638ba2b6e..39236c6e673c41db228275375ab7fdb0f837b292:/osfmk/i386/trap.h diff --git a/osfmk/i386/trap.h b/osfmk/i386/trap.h index 821fa242c..d5c14fe4f 100644 --- a/osfmk/i386/trap.h +++ b/osfmk/i386/trap.h @@ -1,31 +1,29 @@ /* - * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved. + * Copyright (c) 2000-2012 Apple Inc. All rights reserved. * - * @APPLE_LICENSE_OSREFERENCE_HEADER_START@ + * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * - * This file contains Original Code and/or Modifications of Original Code - * as defined in and that are subject to the Apple Public Source License - * Version 2.0 (the 'License'). You may not use this file except in - * compliance with the License. The rights granted to you under the - * License may not be used to create, or enable the creation or - * redistribution of, unlawful or unlicensed copies of an Apple operating - * system, or to circumvent, violate, or enable the circumvention or - * violation of, any terms of an Apple operating system software license - * agreement. - * - * Please obtain a copy of the License at - * http://www.opensource.apple.com/apsl/ and read it before using this - * file. - * - * The Original Code and all software distributed under the License are - * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER - * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, - * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. - * Please see the License for the specific language governing rights and + * This file contains Original Code and/or Modifications of Original Code + * as defined in and that are subject to the Apple Public Source License + * Version 2.0 (the 'License'). You may not use this file except in + * compliance with the License. The rights granted to you under the License + * may not be used to create, or enable the creation or redistribution of, + * unlawful or unlicensed copies of an Apple operating system, or to + * circumvent, violate, or enable the circumvention or violation of, any + * terms of an Apple operating system software license agreement. + * + * Please obtain a copy of the License at + * http://www.opensource.apple.com/apsl/ and read it before using this file. + * + * The Original Code and all software distributed under the License are + * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER + * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, + * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. + * Please see the License for the specific language governing rights and * limitations under the License. - * - * @APPLE_LICENSE_OSREFERENCE_HEADER_END@ + * + * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ /* * @OSF_COPYRIGHT@ @@ -74,7 +72,7 @@ #define T_NO_FPU 7 /* no floating point */ #define T_DOUBLE_FAULT 8 /* double fault */ #define T_FPU_FAULT 9 -/* 10 */ +#define T_INVALID_TSS 10 #define T_SEGMENT_NOT_PRESENT 11 #define T_STACK_FAULT 12 #define T_GENERAL_PROTECTION 13 @@ -84,6 +82,17 @@ #define T_WATCHPOINT 17 #define T_MACHINE_CHECK 18 #define T_SSE_FLOAT_ERROR 19 +/* 20-126 */ +#define T_DTRACE_RET 127 + +/* The SYSENTER and SYSCALL trap numbers are software constructs. + * These exceptions are dispatched directly to the system call handlers. + * See also the "software interrupt codes" section of + * osfmk/mach/i386/syscall_sw.h + */ +#define T_SYSENTER 0x84 +#define T_SYSCALL 0x85 + #define T_PREEMPT 255 #define TRAP_NAMES "divide error", "debug trap", "NMI", "breakpoint", \ @@ -91,7 +100,7 @@ "no coprocessor", "double fault", "coprocessor overrun", \ "invalid TSS", "segment not present", "stack bounds", \ "general protection", "page fault", "(reserved)", \ - "coprocessor error", "watchpoint", "(reserved)", "SSE floating point" + "coprocessor error", "watchpoint", "machine check", "SSE floating point" /* * Page-fault trap codes. @@ -105,30 +114,27 @@ #define T_PF_EXECUTE 0x10 /* instruction fetch when NX */ #endif - #if !defined(ASSEMBLER) && defined(MACH_KERNEL) #include extern void i386_exception( - int exc, - int code, - int subcode); + int exc, + mach_exception_code_t code, + mach_exception_subcode_t subcode); -extern void sync_iss_to_iks(x86_saved_state32_t *regs); +extern void sync_iss_to_iks(x86_saved_state_t *regs); -extern void sync_iss_to_iks_unconditionally(x86_saved_state32_t *regs); +extern void sync_iss_to_iks_unconditionally( + x86_saved_state_t *regs); -extern void kernel_trap(x86_saved_state_t *regs); +extern void kernel_trap(x86_saved_state_t *regs, uintptr_t *lo_spp); extern void user_trap(x86_saved_state_t *regs); -extern void panic_double_fault(int code); +extern void interrupt(x86_saved_state_t *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); @@ -137,20 +143,22 @@ extern void i386_astintr(int preemption); typedef kern_return_t (*perfCallback)( int trapno, void *regs, - int unused1, - int unused2); + uintptr_t *lo_spp, + int); + +typedef kern_return_t (*perfASTCallback)(ast_t reasons, ast_t *myast); -extern perfCallback perfTrapHook; -extern perfCallback perfASTHook; -extern perfCallback perfIntHook; +extern volatile perfCallback perfTrapHook; +extern volatile perfASTCallback perfASTHook; +extern volatile perfCallback perfIntHook; +extern void panic_i386_backtrace(void *, int, const char *, boolean_t, x86_saved_state_t *); #if MACH_KDP extern boolean_t kdp_i386_trap( unsigned int, - x86_saved_state32_t *, + x86_saved_state64_t *, kern_return_t, vm_offset_t); -extern void panic_i386_backtrace(void *, int); #endif /* MACH_KDP */ #endif /* !ASSEMBLER && MACH_KERNEL */