target/hexagon/gdbstub.c

   1 /*
   2  *  Copyright(c) 2019-2021 Qualcomm Innovation Center, Inc. All Rights Reserved.
   3  *
   4  *  This program is free software; you can redistribute it and/or modify
   5  *  it under the terms of the GNU General Public License as published by
   6  *  the Free Software Foundation; either version 2 of the License, or
   7  *  (at your option) any later version.
   8  *
   9  *  This program is distributed in the hope that it will be useful,
  10  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *  GNU General Public License for more details.
  13  *
  14  *  You should have received a copy of the GNU General Public License
  15  *  along with this program; if not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #include "qemu/osdep.h"
  19 #include "exec/gdbstub.h"
  20 #include "cpu.h"
  21 #include "internal.h"
  22
  23 int hexagon_gdb_read_register(CPUState *cs, GByteArray *mem_buf, int n)
  24 {
  25     HexagonCPU *cpu = HEXAGON_CPU(cs);
  26     CPUHexagonState *env = &cpu->env;
  27
  28     if (n < TOTAL_PER_THREAD_REGS) {
  29         return gdb_get_regl(mem_buf, env->gpr[n]);
  30     }
  31
  32     g_assert_not_reached();
  33 }
  34
  35 int hexagon_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n)
  36 {
  37     HexagonCPU *cpu = HEXAGON_CPU(cs);
  38     CPUHexagonState *env = &cpu->env;
  39
  40     if (n < TOTAL_PER_THREAD_REGS) {
  41         env->gpr[n] = ldtul_p(mem_buf);
  42         return sizeof(target_ulong);
  43     }
  44
  45     g_assert_not_reached();
  46 }