cachepc-qemu

Fork of AMDESE/qemu with changes for cachepc side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-qemu
Log | Files | Refs | Submodules | LICENSE | sfeed.txt

gdbstub.c (1441B)

      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 "qemu-common.h"
     20#include "exec/gdbstub.h"
     21#include "cpu.h"
     22#include "internal.h"
     23
     24int hexagon_gdb_read_register(CPUState *cs, GByteArray *mem_buf, int n)
     25{
     26    HexagonCPU *cpu = HEXAGON_CPU(cs);
     27    CPUHexagonState *env = &cpu->env;
     28
     29    if (n < TOTAL_PER_THREAD_REGS) {
     30        return gdb_get_regl(mem_buf, env->gpr[n]);
     31    }
     32
     33    g_assert_not_reached();
     34}
     35
     36int hexagon_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n)
     37{
     38    HexagonCPU *cpu = HEXAGON_CPU(cs);
     39    CPUHexagonState *env = &cpu->env;
     40
     41    if (n < TOTAL_PER_THREAD_REGS) {
     42        env->gpr[n] = ldtul_p(mem_buf);
     43        return sizeof(target_ulong);
     44    }
     45
     46    g_assert_not_reached();
     47}