From e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb Mon Sep 17 00:00:00 2001 From: Yang Zhang Date: Fri, 28 Aug 2015 09:58:54 +0800 Subject: Add qemu 2.4.0 Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5 Signed-off-by: Yang Zhang --- qemu/target-microblaze/gdbstub.c | 56 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 qemu/target-microblaze/gdbstub.c (limited to 'qemu/target-microblaze/gdbstub.c') diff --git a/qemu/target-microblaze/gdbstub.c b/qemu/target-microblaze/gdbstub.c new file mode 100644 index 000000000..a70e2ee3c --- /dev/null +++ b/qemu/target-microblaze/gdbstub.c @@ -0,0 +1,56 @@ +/* + * 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 . + */ +#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; +} -- cgit 1.2.3-korg