/* SPDX-License-Identifier: BSD-2-Clause */
/* gdb_glue
*
* Interface to initialize the GDB.
*
* COPYRIGHT (c) 1989-1998.
* On-Line Applications Research Corporation (OAR).
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <bsp.h>
#include <stdio.h>
#include <uart.h>
#define BREAKPOINT() __asm__ (" int $3");
extern int BSPConsolePort;
void i386_stub_glue_init(int);
void i386_stub_glue_init_breakin(void);
void set_debug_traps(void);
/* Init GDB glue */
void init_remote_gdb( void )
{
if(BSPConsolePort != BSP_UART_COM2)
{
/*
* If com2 is not used as console use it for
* debugging
*/
i386_stub_glue_init(BSP_UART_COM2);
printf( "Remote GDB using COM2...\n" );
}
else
{
/* Otherwise use com1 */
i386_stub_glue_init(BSP_UART_COM1);
printf( "Remote GDB using COM1...\n" );
}
printf( "Remote GDB: setting traps...\n" );
/* Init GDB stub itself */
set_debug_traps();
printf( "Remote GDB: waiting remote connection....\n" );
/*
* Init GDB break in capability,
* has to be called after
* set_debug_traps
*/
i386_stub_glue_init_breakin();
/* Put breakpoint in */
/* breakpoint(); */
/* BREAKPOINT(); */
}