From: Mark Corbin <m...@dibsco.co.uk> Included the prototype for the 'target_cpu_set_tls' function in the 'target_arch.h' header file. This function is responsible for setting the Thread Local Storage (TLS) register for RISC-V architecture.
Signed-off-by: Mark Corbin <m...@dibsco.co.uk> Signed-off-by: Ajeet Singh <itac...@freebsd.org> Reviewed-by: Richard Henderson <richard.hender...@linaro.org> Message-ID: <20240916155119.14610-5-itac...@freebsd.org> Signed-off-by: Alistair Francis <alistair.fran...@wdc.com> --- bsd-user/riscv/target_arch.h | 27 +++++++++++++++++++++++++++ bsd-user/riscv/target_arch_cpu.c | 29 +++++++++++++++++++++++++++++ 2 files changed, 56 insertions(+) create mode 100644 bsd-user/riscv/target_arch.h create mode 100644 bsd-user/riscv/target_arch_cpu.c diff --git a/bsd-user/riscv/target_arch.h b/bsd-user/riscv/target_arch.h new file mode 100644 index 0000000000..26ce07f343 --- /dev/null +++ b/bsd-user/riscv/target_arch.h @@ -0,0 +1,27 @@ +/* + * RISC-V specific prototypes + * + * Copyright (c) 2019 Mark Corbin <mark.cor...@embecsom.com> + * + * 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 <http://www.gnu.org/licenses/>. + */ + +#ifndef TARGET_ARCH_H +#define TARGET_ARCH_H + +#include "qemu.h" + +void target_cpu_set_tls(CPURISCVState *env, target_ulong newtls); + +#endif /* TARGET_ARCH_H */ diff --git a/bsd-user/riscv/target_arch_cpu.c b/bsd-user/riscv/target_arch_cpu.c new file mode 100644 index 0000000000..44e25d2ddf --- /dev/null +++ b/bsd-user/riscv/target_arch_cpu.c @@ -0,0 +1,29 @@ +/* + * RISC-V CPU related code + * + * Copyright (c) 2019 Mark Corbin + * + * 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 "qemu/osdep.h" + +#include "target_arch.h" + +#define TP_OFFSET 16 + +/* Compare with cpu_set_user_tls() in riscv/riscv/vm_machdep.c */ +void target_cpu_set_tls(CPURISCVState *env, target_ulong newtls) +{ + env->gpr[xTP] = newtls + TP_OFFSET; +} -- 2.46.2
