/* $NetBSD: cache_ls2.h,v 1.4 2020/07/26 08:08:41 simonb Exp $ */
/*-
* Copyright (c) 2009 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Matt Thomas <matt@3am-software.com>.
*
* 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 _MIPS_CACHE_LS2_H_
#define _MIPS_CACHE_LS2_H_
/*
* Cache definitions/operations for Loongson-style caches.
*/
#define CACHEOP_LS2_I_INDEX_INV 0
#define CACHEOP_LS2_D_INDEX_WB_INV 1
#define CACHEOP_LS2_S_INDEX_WB_INV 3
#define CACHEOP_LS2_D_HIT_INV 17
#define CACHEOP_LS2_S_HIT_INV 19
#define CACHEOP_LS2_D_HIT_WB_INV 21
#define CACHEOP_LS2_S_HIT_WB_INV 23
#if !defined(_LOCORE)
/*
* The way is encoded in the bottom 2 bits of VA.
*/
#define cache_op_ls2_8line_4way(va, op) \
__asm volatile( \
".set noreorder \n\t" \
"cache %1, 0x00(%0); cache %1, 0x20(%0) \n\t" \
"cache %1, 0x40(%0); cache %1, 0x60(%0) \n\t" \
"cache %1, 0x80(%0); cache %1, 0xa0(%0) \n\t" \
"cache %1, 0xc0(%0); cache %1, 0xe0(%0) \n\t" \
"cache %1, 0x01(%0); cache %1, 0x21(%0) \n\t" \
"cache %1, 0x41(%0); cache %1, 0x61(%0) \n\t" \
"cache %1, 0x81(%0); cache %1, 0xa1(%0) \n\t" \
"cache %1, 0xc1(%0); cache %1, 0xe1(%0) \n\t" \
"cache %1, 0x02(%0); cache %1, 0x22(%0) \n\t" \
"cache %1, 0x42(%0); cache %1, 0x62(%0) \n\t" \
"cache %1, 0x82(%0); cache %1, 0xa2(%0) \n\t" \
"cache %1, 0xc2(%0); cache %1, 0xe2(%0) \n\t" \
"cache %1, 0x03(%0); cache %1, 0x23(%0) \n\t" \
"cache %1, 0x43(%0); cache %1, 0x63(%0) \n\t" \
"cache %1, 0x83(%0); cache %1, 0xa3(%0) \n\t" \
"cache %1, 0xc3(%0); cache %1, 0xe3(%0) \n\t" \
".set reorder" \
: \
: "r" (va), "i" (op) \
: "memory");
#define cache_op_ls2_line_4way(va, op) \
__asm volatile( \
".set noreorder \n\t" \
"cache %1, 0(%0); cache %1, 1(%0) \n\t" \
"cache %1, 2(%0); cache %1, 3(%0) \n\t" \
".set reorder" \
: \
: "r" (va), "i" (op) \
: "memory");
#define cache_op_ls2_8line(va, op) \
__asm volatile( \
".set noreorder \n\t" \
"cache %1, 0x00(%0); cache %1, 0x20(%0) \n\t" \
"cache %1, 0x40(%0); cache %1, 0x60(%0) \n\t" \
"cache %1, 0x80(%0); cache %1, 0xa0(%0) \n\t" \
"cache %1, 0xc0(%0); cache %1, 0xe0(%0) \n\t" \
".set reorder" \
: \
: "r" (va), "i" (op) \
: "memory");
#define cache_op_ls2_line(va, op) \
__asm volatile( \
".set noreorder \n\t" \
"cache %1, 0(%0) \n\t" \
".set reorder" \
: \
: "r" (va), "i" (op) \
: "memory");
void ls2_icache_sync_all(void);
void ls2_icache_sync_range(register_t, vsize_t);
void ls2_icache_sync_range_index(vaddr_t, vsize_t);
void ls2_pdcache_wbinv_all(void);
void ls2_pdcache_wbinv_range(register_t, vsize_t);
void ls2_pdcache_wbinv_range_index(vaddr_t, vsize_t);
void ls2_pdcache_inv_range(register_t, vsize_t);
void ls2_pdcache_wb_range(register_t, vsize_t);
void ls2_sdcache_wbinv_all(void);
void ls2_sdcache_wbinv_range(register_t, vsize_t);
void ls2_sdcache_wbinv_range_index(vaddr_t, vsize_t);
void ls2_sdcache_inv_range(register_t, vsize_t);
void ls2_sdcache_wb_range(register_t, vsize_t);
#endif /* !_LOCORE */
#endif /* !_MIPS_CACHE_LS2_H_ */