/*      $NetBSD: cpufunc.h,v 1.1 2023/05/07 12:41:48 skrll Exp $        */

/*-
* Copyright (c) 2023 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Nick Hudson
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/

#ifndef _RISCV_CPUFUNC_H_
#define _RISCV_CPUFUNC_H_

#ifdef _KERNEL

#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: cpufunc.h,v 1.1 2023/05/07 12:41:48 skrll Exp $");

#include <sys/param.h>

#include <sys/bus.h>
#include <sys/cpu.h>

/* cache op */
#define cpu_dcache_wbinv_all()          __nothing
#define cpu_dcache_inv_all()            __nothing
#define cpu_dcache_wb_all()             __nothing
#define cpu_idcache_wbinv_all()         __nothing
#define cpu_icache_sync_all()           __nothing
#define cpu_icache_inv_all()            __nothing

#define cpu_dcache_wbinv_range(v,s)     __nothing
#define cpu_dcache_inv_range(v,s)       __nothing
#define cpu_dcache_wb_range(v,s)        __nothing
#define cpu_idcache_wbinv_range(v,s)    __nothing
#define cpu_icache_sync_range(v,s)      __nothing

extern void (*cpu_sdcache_wbinv_range)(vaddr_t, paddr_t, psize_t);
extern void (*cpu_sdcache_inv_range)(vaddr_t, paddr_t, psize_t);
extern void (*cpu_sdcache_wb_range)(vaddr_t, paddr_t, psize_t);

extern u_int   riscv_dcache_align;
extern u_int   riscv_dcache_align_mask;

#endif /* _KERNEL */

#endif /* _RISCV_CPUFUNC_H_ */