Re: [PATCH 04/24] bsd-user/arm/target_arch_cpu.h: CPU Loop definitions

[Kyle Evans <kevans@freebsd.org>]

On Tue, Oct 19, 2021 at 11:45 AM Warner Losh <imp@bsdimp.com> wrote:
>
> target_arch_cpu.h is for CPU loop definitions. Create the file and
> define target_cpu_init and target_cpu_reset for arm.
>
> Signed-off-by: Olivier Houchard <cognet@ci0.org>
> Signed-off-by: Stacey Son <sson@FreeBSD.org>
> Signed-off-by: Warner Losh <imp@bsdimp.com>
> ---
>  bsd-user/arm/target_arch_cpu.h | 42 ++++++++++++++++++++++++++++++++++
>  1 file changed, 42 insertions(+)
>  create mode 100644 bsd-user/arm/target_arch_cpu.h
>
> diff --git a/bsd-user/arm/target_arch_cpu.h b/bsd-user/arm/target_arch_cpu.h
> new file mode 100644
> index 0000000000..0f3538196d
> --- /dev/null
> +++ b/bsd-user/arm/target_arch_cpu.h
> @@ -0,0 +1,42 @@
> +/*
> + *  arm cpu init and loop
> + *
> + *  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_CPU_H_
> +#define _TARGET_ARCH_CPU_H_
> +
> +#include "target_arch.h"
> +
> +#define TARGET_DEFAULT_CPU_MODEL "any"
> +
> +static inline void target_cpu_init(CPUARMState *env,
> +        struct target_pt_regs *regs)
> +{
> +    int i;
> +
> +    cpsr_write(env, regs->uregs[16], 0xffffffff, CPSRWriteRaw);
> +    for (i = 0; i < 16; i++) {
> +        env->regs[i] = regs->uregs[i];
> +    }
> +}
> +
> +static inline void target_cpu_reset(CPUArchState *cpu)
> +{
> +}
> +
> +#endif /* !_TARGET_ARCH_CPU_H */
> --
> 2.32.0
>

Reviewed-by: Kyle Evans <kevans@FreeBSD.org>