Target specific TLS routines to get and set the TLS values. Signed-off-by: Kyle Evans <kev...@freebsd.org> Signed-off-by: Stacey Son <s...@freebsd.org> Signed-off-by: Warner Losh <i...@bsdimp.com> Reviewed-by: Kyle Evans <kev...@freebsd.org> Reviewed-by: Richard Henderson <richard.hender...@linaro.org> --- bsd-user/arm/target_arch.h | 28 ++++++++++++++++++++++++ bsd-user/arm/target_arch_cpu.c | 39 ++++++++++++++++++++++++++++++++++ 2 files changed, 67 insertions(+) create mode 100644 bsd-user/arm/target_arch.h create mode 100644 bsd-user/arm/target_arch_cpu.c
diff --git a/bsd-user/arm/target_arch.h b/bsd-user/arm/target_arch.h new file mode 100644 index 0000000000..93cfaea098 --- /dev/null +++ b/bsd-user/arm/target_arch.h @@ -0,0 +1,28 @@ +/* + * ARM 32-bit specific prototypes for bsd-user + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _TARGET_ARCH_H_ +#define _TARGET_ARCH_H_ + +#include "qemu.h" + +void target_cpu_set_tls(CPUARMState *env, target_ulong newtls); +target_ulong target_cpu_get_tls(CPUARMState *env); + +#endif /* !_TARGET_ARCH_H_ */ diff --git a/bsd-user/arm/target_arch_cpu.c b/bsd-user/arm/target_arch_cpu.c new file mode 100644 index 0000000000..02bf9149d5 --- /dev/null +++ b/bsd-user/arm/target_arch_cpu.c @@ -0,0 +1,39 @@ +/* + * arm cpu related code + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ +#include "target_arch.h" + +void target_cpu_set_tls(CPUARMState *env, target_ulong newtls) +{ + if (access_secure_reg(env)) { + env->cp15.tpidrurw_s = newtls; + env->cp15.tpidruro_s = newtls; + return; + } + + env->cp15.tpidr_el[0] = newtls; + env->cp15.tpidrro_el[0] = newtls; +} + +target_ulong target_cpu_get_tls(CPUARMState *env) +{ + if (access_secure_reg(env)) { + return env->cp15.tpidruro_s; + } + return env->cp15.tpidrro_el[0]; +} -- 2.33.0
