block: User BdrvChild callback for device name
[qemu.git] / linux-user / arm / target_cpu.h
1 /*
2 * ARM specific CPU ABI and functions for linux-user
3 *
4 * Copyright (c) 2003 Fabrice Bellard
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
18 */
19 #ifndef TARGET_CPU_H
20 #define TARGET_CPU_H
21
22 static inline void cpu_clone_regs(CPUARMState *env, target_ulong newsp)
23 {
24 if (newsp) {
25 env->regs[13] = newsp;
26 }
27 env->regs[0] = 0;
28 }
29
30 static inline void cpu_set_tls(CPUARMState *env, target_ulong newtls)
31 {
32 if (access_secure_reg(env)) {
33 env->cp15.tpidruro_s = newtls;
34 } else {
35 env->cp15.tpidrro_el[0] = newtls;
36 }
37 }
38
39 static inline target_ulong cpu_get_tls(CPUARMState *env)
40 {
41 if (access_secure_reg(env)) {
42 return env->cp15.tpidruro_s;
43 } else {
44 return env->cp15.tpidrro_el[0];
45 }
46 }
47
48 #endif