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esp8266/cores/esp8266/gdb_hooks.c
Ivan Grokhotkov 170911a689 gdbstub, postmortem: clean up
- Move GDB stub hooks into a separate file, provide header for it
- Use syscall instruction raise user mode exception
- Remove unused code in postmortem.c

fixup

fixup
2018-03-09 12:47:22 +08:00

37 lines
1.3 KiB
C

/*
gdb_hooks.c - Default (no-op) hooks for GDB Stub library
Copyright (c) 2018 Ivan Grokhotkov. All right reserved.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "ets_sys.h"
#include "gdb_hooks.h"
/* gdb_init and gdb_do_break do not return anything, but since the return
value is in register, it doesn't hurt to return a bool, so that the
same stub can be used for gdb_present. */
bool ICACHE_RAM_ATTR __gdb_no_op()
{
return false;
}
extern void gdb_init(void) __attribute__ ((weak, alias("__gdb_no_op")));
extern void gdb_do_break(void) __attribute__ ((weak, alias("__gdb_no_op")));
extern bool gdb_present(void) __attribute__ ((weak, alias("__gdb_no_op")));