osfmk/kdp/kdp_internal.h

   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
  36 typedef struct {
  37     unsigned short              reply_port;
  38     unsigned int                conn_seq;
  39     boolean_t                   is_conn;
  40     void                        *saved_state;
  41     boolean_t                   is_halted;
  42     unsigned short              exception_port;
  43     unsigned char               exception_seq;
  44     boolean_t                   exception_ack_needed;
  45     int                         kdp_cpu;
  46     thread_t                    kdp_thread;
  47 } kdp_glob_t;
  48
  49 extern kdp_glob_t       kdp;
  50
  51 extern volatile int     kdp_flag;
  52
  53 #define KDP_READY       0x1
  54 #define KDP_ARP         0x2
  55 #define KDP_BP_DIS      0x4
  56 #define KDP_GETC_ENA    0x8
  57 #define KDP_PANIC_DUMP_ENABLED 0x10
  58 #define PANIC_CORE_ON_NMI 0x20
  59 #define DBG_POST_CORE     0x40
  60 #define PANIC_LOG_DUMP    0x80
  61 typedef boolean_t
  62 (*kdp_dispatch_t) (
  63     kdp_pkt_t *,
  64     int  *,
  65     unsigned short *
  66 );
  67
  68 extern
  69 boolean_t
  70 kdp_packet(
  71     unsigned char *,
  72     int *,
  73     unsigned short *
  74 );
  75
  76 extern
  77 boolean_t
  78 kdp_remove_all_breakpoints (void);
  79
  80 extern
  81 void
  82 kdp_exception(
  83     unsigned char *,
  84     int *,
  85     unsigned short *,
  86     unsigned int,
  87     unsigned int,
  88     unsigned int
  89 );
  90
  91 extern
  92 boolean_t
  93 kdp_exception_ack(
  94     unsigned char *,
  95     int
  96 );
  97
  98 extern
  99 void
 100 kdp_panic(
 101     const char          *msg
 102 );
 103
 104 extern
 105 void
 106 kdp_reboot(
 107     void
 108 );
 109
 110 extern
 111 void
 112 kdp_us_spin(
 113     int usec
 114 );
 115
 116 extern
 117 int
 118 kdp_intr_disbl(
 119     void
 120 );
 121
 122 extern
 123 void
 124 kdp_intr_enbl(
 125     int s
 126 );
 127
 128 extern
 129 kdp_error_t
 130 kdp_machine_read_regs(
 131     unsigned int cpu,
 132     unsigned int flavor,
 133     char *data,
 134     int *size
 135 );
 136
 137 extern
 138 kdp_error_t
 139 kdp_machine_write_regs(
 140     unsigned int cpu,
 141     unsigned int flavor,
 142     char *data,
 143     int *size
 144 );
 145
 146 extern
 147 void
 148 kdp_machine_hostinfo(
 149     kdp_hostinfo_t *hostinfo
 150 );
 151
 152 extern
 153 void
 154 kdp_sync_cache(
 155     void
 156 );
 157
 158 unsigned int
 159 kdp_ml_get_breakinsn(
 160     void
 161 );
 162
 163 extern void
 164 kdp_ml_enter_debugger(
 165         void
 166 );