242 lines
8.6 KiB
C
242 lines
8.6 KiB
C
/*
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* Copyright 2014 Google Inc.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but without any warranty; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef _GDB_H_
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#define _GDB_H_
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#include <stdint.h>
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struct gdb_message
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{
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u8 *buf;
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int used;
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const int size;
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};
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struct gdb_state
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{
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u8 signal;
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u8 resumed : 1;
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u8 connected : 1;
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};
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extern struct gdb_state gdb_state;
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typedef void (*gdb_command_handler)(struct gdb_message *command,
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int offset, struct gdb_message *reply);
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struct gdb_command
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{
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const char *str;
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gdb_command_handler handler;
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};
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extern struct gdb_command gdb_commands[];
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extern const int gdb_command_count;
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/* arch/gdb.c */
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void gdb_arch_init(void);
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void gdb_arch_enter(void);
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int gdb_arch_set_single_step(int on);
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void gdb_arch_encode_regs(struct gdb_message *message);
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void gdb_arch_decode_regs(int offset, struct gdb_message *message);
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/* gdb/transport.c */
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void gdb_transport_init(void);
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void gdb_transport_teardown(void);
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void gdb_message_encode_bytes(struct gdb_message *message, const void *data,
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int length);
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void gdb_message_decode_bytes(const struct gdb_message *message, int offset,
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void *data, int length);
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void gdb_message_encode_zero_bytes(struct gdb_message *message, int length);
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void gdb_message_add_string(struct gdb_message *message, const char *string);
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void gdb_message_encode_int(struct gdb_message *message, uintptr_t val);
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uintptr_t gdb_message_decode_int(const struct gdb_message *message, int offset,
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int length);
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int gdb_message_tokenize(const struct gdb_message *message, int *offset);
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void gdb_get_command(struct gdb_message *command);
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void gdb_send_reply(const struct gdb_message *reply);
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/* gdb/stub.c */
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void gdb_command_loop(uint8_t signal);
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enum {
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GDB_SIG0 = 0, /* Signal 0 */
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GDB_SIGHUP = 1, /* Hangup */
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GDB_SIGINT = 2, /* Interrupt */
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GDB_SIGQUIT = 3, /* Quit */
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GDB_SIGILL = 4, /* Illegal instruction */
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GDB_SIGTRAP = 5, /* Trace/breakpoint trap */
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GDB_SIGABRT = 6, /* Aborted */
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GDB_SIGEMT = 7, /* Emulation trap */
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GDB_SIGFPE = 8, /* Arithmetic exception */
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GDB_SIGKILL = 9, /* Killed */
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GDB_SIGBUS = 10, /* Bus error */
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GDB_SIGSEGV = 11, /* Segmentation fault */
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GDB_SIGSYS = 12, /* Bad system call */
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GDB_SIGPIPE = 13, /* Broken pipe */
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GDB_SIGALRM = 14, /* Alarm clock */
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GDB_SIGTERM = 15, /* Terminated */
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GDB_SIGURG = 16, /* Urgent I/O condition */
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GDB_SIGSTOP = 17, /* Stopped (signal) */
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GDB_SIGTSTP = 18, /* Stopped (user) */
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GDB_SIGCONT = 19, /* Continued */
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GDB_SIGCHLD = 20, /* Child status changed */
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GDB_SIGTTIN = 21, /* Stopped (ttyinput) */
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GDB_SIGTTOU = 22, /* Stopped (ttyoutput) */
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GDB_SIGIO = 23, /* I/O possible */
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GDB_SIGXCPU = 24, /* CPU time limit exceeded */
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GDB_SIGXFSZ = 25, /* File size limit exceeded */
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GDB_SIGVTALRM = 26, /* Virtual timer expired */
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GDB_SIGPROF = 27, /* Profiling timer expired */
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GDB_SIGWINCH = 28, /* Window size changed */
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GDB_SIGLOST = 29, /* Resource lost */
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GDB_SIGUSR1 = 30, /* User defined signal1 */
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GDB_SUGUSR2 = 31, /* User defined signal2 */
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GDB_SIGPWR = 32, /* Powerfail/restart */
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GDB_SIGPOLL = 33, /* Pollable event occurred */
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GDB_SIGWIND = 34, /* SIGWIND */
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GDB_SIGPHONE = 35, /* SIGPHONE */
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GDB_SIGWAITING = 36, /* Process's LWPs are blocked */
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GDB_SIGLWP = 37, /* Signal LWP */
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GDB_SIGDANGER = 38, /* Swap space dangerously low */
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GDB_SIGGRANT = 39, /* Monitor mode granted */
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GDB_SIGRETRACT = 40, /* Need to relinquish monitor mode */
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GDB_SIGMSG = 41, /* Monitor mode data available */
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GDB_SIGSOUND = 42, /* Sound completed */
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GDB_SIGSAK = 43, /* Secure attention */
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GDB_SIGPRIO = 44, /* SIGPRIO */
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GDB_SIG33 = 45, /* Real-timeevent 33 */
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GDB_SIG34 = 46, /* Real-timeevent 34 */
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GDB_SIG35 = 47, /* Real-timeevent 35 */
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GDB_SIG36 = 48, /* Real-timeevent 36 */
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GDB_SIG37 = 49, /* Real-timeevent 37 */
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GDB_SIG38 = 50, /* Real-timeevent 38 */
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GDB_SIG39 = 51, /* Real-timeevent 39 */
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GDB_SIG40 = 52, /* Real-timeevent 40 */
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GDB_SIG41 = 53, /* Real-timeevent 41 */
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GDB_SIG42 = 54, /* Real-timeevent 42 */
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GDB_SIG43 = 55, /* Real-timeevent 43 */
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GDB_SIG44 = 56, /* Real-timeevent 44 */
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GDB_SIG45 = 57, /* Real-timeevent 45 */
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GDB_SIG46 = 58, /* Real-timeevent 46 */
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GDB_SIG47 = 59, /* Real-timeevent 47 */
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GDB_SIG48 = 60, /* Real-timeevent 48 */
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GDB_SIG49 = 61, /* Real-timeevent 49 */
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GDB_SIG50 = 62, /* Real-timeevent 50 */
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GDB_SIG51 = 63, /* Real-timeevent 51 */
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GDB_SIG52 = 64, /* Real-timeevent 52 */
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GDB_SIG53 = 65, /* Real-timeevent 53 */
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GDB_SIG54 = 66, /* Real-timeevent 54 */
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GDB_SIG55 = 67, /* Real-timeevent 55 */
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GDB_SIG56 = 68, /* Real-timeevent 56 */
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GDB_SIG57 = 69, /* Real-timeevent 57 */
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GDB_SIG58 = 70, /* Real-timeevent 58 */
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GDB_SIG59 = 71, /* Real-timeevent 59 */
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GDB_SIG60 = 72, /* Real-timeevent 60 */
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GDB_SIG61 = 73, /* Real-timeevent 61 */
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GDB_SIG62 = 74, /* Real-timeevent 62 */
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GDB_SIG63 = 75, /* Real-timeevent 63 */
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GDB_SIGCANCEL = 76, /* LWP internal signal */
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GDB_SIG32 = 77, /* Real-timeevent 32 */
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GDB_SIG64 = 78, /* Real-timeevent 64 */
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GDB_SIG65 = 79, /* Real-timeevent 65 */
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GDB_SIG66 = 80, /* Real-timeevent 66 */
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GDB_SIG67 = 81, /* Real-timeevent 67 */
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GDB_SIG68 = 82, /* Real-timeevent 68 */
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GDB_SIG69 = 83, /* Real-timeevent 69 */
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GDB_SIG70 = 84, /* Real-timeevent 70 */
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GDB_SIG71 = 85, /* Real-timeevent 71 */
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GDB_SIG72 = 86, /* Real-timeevent 72 */
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GDB_SIG73 = 87, /* Real-timeevent 73 */
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GDB_SIG74 = 88, /* Real-timeevent 74 */
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GDB_SIG75 = 89, /* Real-timeevent 75 */
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GDB_SIG76 = 90, /* Real-timeevent 76 */
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GDB_SIG77 = 91, /* Real-timeevent 77 */
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GDB_SIG78 = 92, /* Real-timeevent 78 */
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GDB_SIG79 = 93, /* Real-timeevent 79 */
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GDB_SIG80 = 94, /* Real-timeevent 80 */
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GDB_SIG81 = 95, /* Real-timeevent 81 */
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GDB_SIG82 = 96, /* Real-timeevent 82 */
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GDB_SIG83 = 97, /* Real-timeevent 83 */
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GDB_SIG84 = 98, /* Real-timeevent 84 */
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GDB_SIG85 = 99, /* Real-timeevent 85 */
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GDB_SIG86 = 100, /* Real-timeevent 86 */
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GDB_SIG87 = 101, /* Real-timeevent 87 */
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GDB_SIG88 = 102, /* Real-timeevent 88 */
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GDB_SIG89 = 103, /* Real-timeevent 89 */
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GDB_SIG90 = 104, /* Real-timeevent 90 */
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GDB_SIG91 = 105, /* Real-timeevent 91 */
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GDB_SIG92 = 106, /* Real-timeevent 92 */
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GDB_SIG93 = 107, /* Real-timeevent 93 */
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GDB_SIG94 = 108, /* Real-timeevent 94 */
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GDB_SIG95 = 109, /* Real-timeevent 95 */
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GDB_SIG96 = 110, /* Real-timeevent 96 */
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GDB_SIG97 = 111, /* Real-timeevent 97 */
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GDB_SIG98 = 112, /* Real-timeevent 98 */
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GDB_SIG99 = 113, /* Real-timeevent 99 */
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GDB_SIG100 = 114, /* Real-timeevent 100 */
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GDB_SIG101 = 115, /* Real-timeevent 101 */
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GDB_SIG102 = 116, /* Real-timeevent 102 */
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GDB_SIG103 = 117, /* Real-timeevent 103 */
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GDB_SIG104 = 118, /* Real-timeevent 104 */
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GDB_SIG105 = 119, /* Real-timeevent 105 */
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GDB_SIG106 = 120, /* Real-timeevent 106 */
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GDB_SIG107 = 121, /* Real-timeevent 107 */
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GDB_SIG108 = 122, /* Real-timeevent 108 */
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GDB_SIG109 = 123, /* Real-timeevent 109 */
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GDB_SIG110 = 124, /* Real-timeevent 110 */
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GDB_SIG111 = 125, /* Real-timeevent 111 */
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GDB_SIG112 = 126, /* Real-timeevent 112 */
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GDB_SIG113 = 127, /* Real-timeevent 113 */
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GDB_SIG114 = 128, /* Real-timeevent 114 */
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GDB_SIG115 = 129, /* Real-timeevent 115 */
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GDB_SIG116 = 130, /* Real-timeevent 116 */
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GDB_SIG117 = 131, /* Real-timeevent 117 */
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GDB_SIG118 = 132, /* Real-timeevent 118 */
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GDB_SIG119 = 133, /* Real-timeevent 119 */
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GDB_SIG120 = 134, /* Real-timeevent 120 */
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GDB_SIG121 = 135, /* Real-timeevent 121 */
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GDB_SIG122 = 136, /* Real-timeevent 122 */
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GDB_SIG123 = 137, /* Real-timeevent 123 */
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GDB_SIG124 = 138, /* Real-timeevent 124 */
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GDB_SIG125 = 139, /* Real-timeevent 125 */
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GDB_SIG126 = 140, /* Real-timeevent 126 */
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GDB_SIG127 = 141, /* Real-timeevent 127 */
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GDB_SIGINFO = 142, /* Information request */
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GDB_UNKNOWN1 = 43, /* Unknownsignal */
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GDB_DEFAULT = 144, /* error:defaultsignal */
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/* Machexceptions */
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GDB_EXC_BAD_ACCESS = 145, /* Could not access memory */
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GDB_EXC_BAD_INSTRCTION = 146, /* Illegal instruction/operand */
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GDB_EXC_ARITHMETIC = 147, /* Arithmetic exception */
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GDB_EXC_EMULATION = 148, /* Emulation instruction */
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GDB_EXC_SOFTWARE = 149, /* Software generated exception */
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GDB_EXC_BREAKPOINT = 150, /* Breakpoint */
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};
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#endif /* _GDB_H_ */
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