From d0ff8d056d3aab93b4a7b7910f938652c2febc77 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andreas=20F=C3=A4rber?= Date: Sun, 7 Jul 2013 12:55:44 +0200 Subject: target-lm32: Move cpu_gdb_{read,write}_register() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Acked-by: Michael Walle Signed-off-by: Andreas Färber --- target-lm32/gdbstub.c | 85 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 85 insertions(+) create mode 100644 target-lm32/gdbstub.c (limited to 'target-lm32/gdbstub.c') diff --git a/target-lm32/gdbstub.c b/target-lm32/gdbstub.c new file mode 100644 index 0000000000..732a633b7a --- /dev/null +++ b/target-lm32/gdbstub.c @@ -0,0 +1,85 @@ +/* + * LM32 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 "hw/lm32/lm32_pic.h" + +static int cpu_gdb_read_register(CPULM32State *env, uint8_t *mem_buf, int n) +{ + if (n < 32) { + GET_REG32(env->regs[n]); + } else { + switch (n) { + case 32: + GET_REG32(env->pc); + /* FIXME: put in right exception ID */ + case 33: + GET_REG32(0); + case 34: + GET_REG32(env->eba); + case 35: + GET_REG32(env->deba); + case 36: + GET_REG32(env->ie); + case 37: + GET_REG32(lm32_pic_get_im(env->pic_state)); + case 38: + GET_REG32(lm32_pic_get_ip(env->pic_state)); + } + } + return 0; +} + +static int cpu_gdb_write_register(CPULM32State *env, uint8_t *mem_buf, int n) +{ + LM32CPU *cpu = lm32_env_get_cpu(env); + CPUClass *cc = CPU_GET_CLASS(cpu); + 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 { + switch (n) { + case 32: + env->pc = tmp; + break; + case 34: + env->eba = tmp; + break; + case 35: + env->deba = tmp; + break; + case 36: + env->ie = tmp; + break; + case 37: + lm32_pic_set_im(env->pic_state, tmp); + break; + case 38: + lm32_pic_set_ip(env->pic_state, tmp); + break; + } + } + return 4; +} -- cgit v1.2.1