98 lines
3.0 KiB
C
98 lines
3.0 KiB
C
/* xmon.h - XMON definitions
|
|
*
|
|
* $Id: //depot/rel/Eaglenest/Xtensa/OS/xmon/xmon.h#3 $
|
|
*
|
|
* Copyright (c) 2001-2013 Tensilica Inc.
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining
|
|
* a copy of this software and associated documentation files (the
|
|
* "Software"), to deal in the Software without restriction, including
|
|
* without limitation the rights to use, copy, modify, merge, publish,
|
|
* distribute, sublicense, and/or sell copies of the Software, and to
|
|
* permit persons to whom the Software is furnished to do so, subject to
|
|
* the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included
|
|
* in all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
|
|
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
|
|
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
|
|
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
|
|
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
|
*/
|
|
|
|
#ifndef __H_XMON
|
|
#define __H_XMON
|
|
|
|
/* Default GDB packet size */
|
|
#define GDB_PKT_SIZE 4096
|
|
|
|
/*XMON signals */
|
|
#define XMON_SIGINT 2 /*target was interrupted */
|
|
#define XMON_SIGILL 4 /*illegal instruction */
|
|
#define XMON_SIGTRAP 5 /*general exception */
|
|
#define XMON_SIGSEGV 11 /*page faults */
|
|
|
|
|
|
/* Type of log message from XMON to the application */
|
|
typedef enum {
|
|
XMON_LOG,
|
|
XMON_TRACE,
|
|
XMON_ERR,
|
|
XMON_APP,
|
|
XMON_GDB
|
|
} xmon_log_t;
|
|
|
|
/* Return value type for xmon_proc() (see below) */
|
|
typedef enum {
|
|
XMON_GDB_PEND,
|
|
XMON_GDB_PKT,
|
|
XMON_NOT_GDB
|
|
} xmon_gdb_pkt_t;
|
|
|
|
#ifdef _cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/*
|
|
* THE FOLLOWING ROUTINES ARE USED BY USER
|
|
*/
|
|
extern int _xmon_init(char* gdbBuf, int gdbPktSize,
|
|
void(*xlog)(xmon_log_t type, const char* str));
|
|
//Initialize GDB communication and logging to the main app.
|
|
//For the logging to work, xlog function needs to be provided.
|
|
//gdbBuf - pointer to a buffer XMON can use to comm. with GDB
|
|
//gdbPktSize - Size of the allocated buffer for GDB communication.
|
|
//xlog - logger handle.
|
|
|
|
|
|
extern void _xmon_close(void);
|
|
//Main application can detach from xmon at any time
|
|
|
|
|
|
extern xmon_gdb_pkt_t _xmon_proc(char);
|
|
// Give character to XMON to check if GDB message
|
|
// Application is supposed to accumulate all the
|
|
// character in case the recognition fails and chars
|
|
// have to be sent to the original handler
|
|
// Return: XMON_GDB_PEND - send me more chars
|
|
// XMON_GDB_PKT - GDB message confirmed, C) not
|
|
// XMON_NOT_GDB - not GDB message
|
|
|
|
|
|
/*
|
|
* THE FOLLOWING ROUTINES NEED TO BE PROVIDED BY USER
|
|
*/
|
|
extern int _xmon_in(); // wait for character from GDB
|
|
extern void _xmon_out(char); // output a character to GDB
|
|
extern int _xmon_flush(void); // flush output characters
|
|
|
|
#ifdef _cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif
|