/* * MicroBlaze gdb server stub * * Copyright (c) 2003-2005 Fabrice Bellard * Copyright (c) 2013 SUSE LINUX Products GmbH * * 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 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, see <http://www.gnu.org/licenses/>. */ #include "config.h" #include "qemu-common.h" #include "exec/gdbstub.h" int mb_cpu_gdb_read_register(CPUState *cs, uint8_t *mem_buf, int n) { MicroBlazeCPU *cpu = MICROBLAZE_CPU(cs); CPUMBState *env = &cpu->env; if (n < 32) { return gdb_get_reg32(mem_buf, env->regs[n]); } else { return gdb_get_reg32(mem_buf, env->sregs[n - 32]); } return 0; } int mb_cpu_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n) { MicroBlazeCPU *cpu = MICROBLAZE_CPU(cs); CPUClass *cc = CPU_GET_CLASS(cs); CPUMBState *env = &cpu->env; uint32_t tmp; if (n > cc->gdb_num_core_regs) { return 0; } tmp = ldl_p(mem_buf); if (n < 32) { env->regs[n] = tmp; } else { env->sregs[n - 32] = tmp; } return 4; }