72 lines
1.9 KiB
C
72 lines
1.9 KiB
C
/*
|
|
ChibiOS/RT - Copyright (C) 2006-2007 Giovanni Di Sirio.
|
|
|
|
This file is part of ChibiOS/RT.
|
|
|
|
ChibiOS/RT is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
ChibiOS/RT is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include <ch.h>
|
|
|
|
#ifdef CH_USE_DEBUG
|
|
|
|
char *panicmsg;
|
|
|
|
/**
|
|
* Debug subsystem initialization.
|
|
*/
|
|
void chDbgInit(void) {
|
|
|
|
#ifdef CH_USE_TRACE
|
|
dbgtb.tb_size = TRACE_BUFFER_SIZE;
|
|
dbgtb.tb_ptr = &dbgtb.tb_buffer[0];
|
|
#endif
|
|
}
|
|
|
|
/**
|
|
* Prints a panic message on the console/debugger and then halts the system.
|
|
* @param msg the pointer to the message string
|
|
*/
|
|
void chDbgPanic(char *msg) {
|
|
|
|
panicmsg = msg;
|
|
chSysPuts("PANIC: ");
|
|
chSysPuts(msg);
|
|
chSysHalt();
|
|
}
|
|
|
|
#ifdef CH_USE_TRACE
|
|
/**
|
|
* Public trace buffer.
|
|
*/
|
|
TraceBuffer dbgtb;
|
|
|
|
/**
|
|
* Inserts in the circular debug trace buffer a context switch record.
|
|
* @param otp the thread being switched out
|
|
* @param ntp the thread to be resumed
|
|
*/
|
|
void chDbgTrace(Thread *otp, Thread *ntp) {
|
|
|
|
dbgtb.tb_ptr->cse_wtobjp = otp->p_wtobjp;
|
|
dbgtb.tb_ptr->cse_time = chSysGetTime();
|
|
dbgtb.tb_ptr->cse_state = otp->p_state;
|
|
dbgtb.tb_ptr->cse_tid = ntp->p_tid;
|
|
if (++dbgtb.tb_ptr >= &dbgtb.tb_buffer[TRACE_BUFFER_SIZE])
|
|
dbgtb.tb_ptr = &dbgtb.tb_buffer[0];
|
|
}
|
|
#endif /* CH_USE_TRACE */
|
|
|
|
#endif /* CH_USE_DEBUG */
|