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/>.
21 #include "qemu-common.h"
22 #include "exec/gdbstub.h"
24 int crisv10_cpu_gdb_read_register(CPUState *cs, uint8_t *mem_buf, int n)
26 CRISCPU *cpu = CRIS_CPU(cs);
27 CPUCRISState *env = &cpu->env;
30 return gdb_get_reg32(mem_buf, env->regs[n]);
34 return gdb_get_reg32(mem_buf, env->pc);
40 return gdb_get_reg8(mem_buf, env->pregs[n - 16]);
42 return gdb_get_reg8(mem_buf, env->pregs[n - 16]);
45 return gdb_get_reg16(mem_buf, env->pregs[n - 16]);
48 return gdb_get_reg32(mem_buf, env->pregs[n - 16]);
56 int cris_cpu_gdb_read_register(CPUState *cs, uint8_t *mem_buf, int n)
58 CRISCPU *cpu = CRIS_CPU(cs);
59 CPUCRISState *env = &cpu->env;
62 srs = env->pregs[PR_SRS];
64 return gdb_get_reg32(mem_buf, env->regs[n]);
67 if (n >= 21 && n < 32) {
68 return gdb_get_reg32(mem_buf, env->pregs[n - 16]);
70 if (n >= 33 && n < 49) {
71 return gdb_get_reg32(mem_buf, env->sregs[srs][n - 33]);
75 return gdb_get_reg8(mem_buf, env->pregs[0]);
77 return gdb_get_reg8(mem_buf, env->pregs[1]);
79 return gdb_get_reg32(mem_buf, env->pregs[2]);
81 return gdb_get_reg8(mem_buf, srs);
83 return gdb_get_reg16(mem_buf, env->pregs[4]);
85 return gdb_get_reg32(mem_buf, env->pc);
91 int cris_cpu_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n)
93 CRISCPU *cpu = CRIS_CPU(cs);
94 CPUCRISState *env = &cpu->env;
101 tmp = ldl_p(mem_buf);
107 if (n >= 21 && n < 32) {
108 env->pregs[n - 16] = tmp;
111 /* FIXME: Should support function regs be writable? */
118 env->pregs[PR_PID] = tmp;