1/* 2 * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved. 3 * 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. The rights granted to you under the License 10 * may not be used to create, or enable the creation or redistribution of, 11 * unlawful or unlicensed copies of an Apple operating system, or to 12 * circumvent, violate, or enable the circumvention or violation of, any 13 * terms of an Apple operating system software license agreement. 14 * 15 * Please obtain a copy of the License at 16 * http://www.opensource.apple.com/apsl/ and read it before using this file. 17 * 18 * The Original Code and all software distributed under the License are 19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23 * Please see the License for the specific language governing rights and 24 * limitations under the License. 25 * 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27 */ 28 29/* 30 * Internal definitions for kdp module 31 */ 32 33#include <kdp/kdp.h> 34#include <kdp/kdp_protocol.h> 35#include <mach/vm_types.h> 36#include <libsa/types.h> 37 38typedef struct { 39 void *saved_state; 40 thread_t kdp_thread; 41 int kdp_cpu; 42 uint32_t session_key; 43 unsigned int conn_seq; 44 unsigned short reply_port; 45 unsigned short exception_port; 46 boolean_t is_conn; 47 boolean_t is_halted; 48 unsigned char exception_seq; 49 boolean_t exception_ack_needed; 50} kdp_glob_t; 51 52extern kdp_glob_t kdp; 53 54extern volatile int kdp_flag; 55extern int noresume_on_disconnect; 56 57#define KDP_READY 0x1 58#define KDP_ARP 0x2 59#define KDP_BP_DIS 0x4 60#define KDP_GETC_ENA 0x8 61#define KDP_PANIC_DUMP_ENABLED 0x10 62#define PANIC_CORE_ON_NMI 0x20 63#define DBG_POST_CORE 0x40 64#define PANIC_LOG_DUMP 0x80 65#define REBOOT_POST_CORE 0x100 66#define SYSTEM_LOG_DUMP 0x200 67typedef boolean_t 68(*kdp_dispatch_t) ( 69 kdp_pkt_t *, 70 int *, 71 unsigned short * 72); 73 74extern 75boolean_t 76kdp_packet( 77 unsigned char *, 78 int *, 79 unsigned short * 80); 81 82extern 83boolean_t 84kdp_remove_all_breakpoints (void); 85 86extern 87void 88kdp_exception( 89 unsigned char *, 90 int *, 91 unsigned short *, 92 unsigned int, 93 unsigned int, 94 unsigned int 95); 96 97extern 98boolean_t 99kdp_exception_ack( 100 unsigned char *, 101 int 102); 103 104extern 105void 106kdp_panic( 107 const char *msg 108); 109 110extern 111void 112kdp_machine_reboot( 113 void 114); 115 116extern 117void 118kdp_us_spin( 119 int usec 120); 121 122extern 123int 124kdp_intr_disbl( 125 void 126); 127 128extern 129void 130kdp_intr_enbl( 131 int s 132); 133 134extern 135kdp_error_t 136kdp_machine_read_regs( 137 unsigned int cpu, 138 unsigned int flavor, 139 char *data, 140 int *size 141); 142 143extern 144kdp_error_t 145kdp_machine_write_regs( 146 unsigned int cpu, 147 unsigned int flavor, 148 char *data, 149 int *size 150); 151 152extern 153void 154kdp_machine_hostinfo( 155 kdp_hostinfo_t *hostinfo 156); 157 158extern 159void 160kdp_sync_cache( 161 void 162); 163 164/* Return a byte array that can be byte-copied to a memory address 165 * to trap into the debugger. Must be 4 bytes or less in the current 166 * implementation 167 */ 168#define MAX_BREAKINSN_BYTES 4 169 170void 171kdp_machine_get_breakinsn( 172 uint8_t *bytes, 173 uint32_t *size 174); 175 176extern void 177kdp_ml_enter_debugger( 178 void 179); 180 181mach_vm_size_t 182kdp_machine_vm_read( mach_vm_address_t, caddr_t, mach_vm_size_t); 183 184mach_vm_size_t 185kdp_machine_vm_write( caddr_t, mach_vm_address_t, mach_vm_size_t); 186 187mach_vm_size_t 188kdp_machine_phys_read(kdp_readphysmem64_req_t *rq, caddr_t /* data */, 189 uint16_t /* lcpu */); 190 191mach_vm_size_t 192kdp_machine_phys_write(kdp_writephysmem64_req_t *rq, caddr_t /* data */, 193 uint16_t /* lcpu */); 194 195int 196kdp_machine_ioport_read(kdp_readioport_req_t *, caddr_t /* data */, uint16_t /* lcpu */); 197 198int 199kdp_machine_ioport_write(kdp_writeioport_req_t *, caddr_t /* data */, uint16_t /* lcpu */); 200 201int 202kdp_machine_msr64_read(kdp_readmsr64_req_t *, caddr_t /* data */, uint16_t /* lcpu */); 203 204int 205kdp_machine_msr64_write(kdp_writemsr64_req_t *, caddr_t /* data */, uint16_t /* lcpu */); 206