4 * Copyright (c) 2003-2005 Fabrice Bellard
5 * Copyright (c) 2013 SUSE LINUX Products GmbH
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
20 #include "qemu/osdep.h"
21 #include "qemu-common.h"
23 #include "exec/gdbstub.h"
25 int crisv10_cpu_gdb_read_register(CPUState *cs, uint8_t *mem_buf, int n)
27 CRISCPU *cpu = CRIS_CPU(cs);
28 CPUCRISState *env = &cpu->env;
31 return gdb_get_reg32(mem_buf, env->regs[n]);
35 return gdb_get_reg32(mem_buf, env->pc);
41 return gdb_get_reg8(mem_buf, env->pregs[n - 16]);
43 return gdb_get_reg8(mem_buf, env->pregs[n - 16]);
46 return gdb_get_reg16(mem_buf, env->pregs[n - 16]);
49 return gdb_get_reg32(mem_buf, env->pregs[n - 16]);
57 int cris_cpu_gdb_read_register(CPUState *cs, uint8_t *mem_buf, int n)
59 CRISCPU *cpu = CRIS_CPU(cs);
60 CPUCRISState *env = &cpu->env;
63 srs = env->pregs[PR_SRS];
65 return gdb_get_reg32(mem_buf, env->regs[n]);
68 if (n >= 21 && n < 32) {
69 return gdb_get_reg32(mem_buf, env->pregs[n - 16]);
71 if (n >= 33 && n < 49) {
72 return gdb_get_reg32(mem_buf, env->sregs[srs][n - 33]);
76 return gdb_get_reg8(mem_buf, env->pregs[0]);
78 return gdb_get_reg8(mem_buf, env->pregs[1]);
80 return gdb_get_reg32(mem_buf, env->pregs[2]);
82 return gdb_get_reg8(mem_buf, srs);
84 return gdb_get_reg16(mem_buf, env->pregs[4]);
86 return gdb_get_reg32(mem_buf, env->pc);
92 int cris_cpu_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n)
94 CRISCPU *cpu = CRIS_CPU(cs);
95 CPUCRISState *env = &cpu->env;
102 tmp = ldl_p(mem_buf);
108 if (n >= 21 && n < 32) {
109 env->pregs[n - 16] = tmp;
112 /* FIXME: Should support function regs be writable? */
119 env->pregs[PR_PID] = tmp;