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cache_r5900.h revision 1.5
      1 /*	$NetBSD: cache_r5900.h,v 1.5 2005/12/24 20:07:19 perry Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2001 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by UCHIYAMA Yasushi.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *        This product includes software developed by the NetBSD
     21  *        Foundation, Inc. and its contributors.
     22  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  *    contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  * POSSIBILITY OF SUCH DAMAGE.
     37  */
     38 
     39 #define CACHE_R5900_SIZE_I		16384
     40 #define	CACHE_R5900_SIZE_D		8192
     41 
     42 #define CACHE_R5900_LSIZE_I		64
     43 #define CACHE_R5900_LSIZE_D		64
     44 
     45 #define CACHEOP_R5900_IINV_I		0x07	/* INDEX INVALIDATE */
     46 #define CACHEOP_R5900_HINV_I		0x0b	/* HIT INVALIDATE */
     47 #define CACHEOP_R5900_IWBINV_D		0x14
     48 					/* INDEX WRITE BACK INVALIDATE */
     49 #define CACHEOP_R5900_ILTG_D		0x10	/* INDEX LOAD TAG */
     50 #define CACHEOP_R5900_ISTG_D		0x12	/* INDEX STORE TAG */
     51 #define CACHEOP_R5900_IINV_D		0x16	/* INDEX INVALIDATE */
     52 #define CACHEOP_R5900_HINV_D		0x1a	/* HIT INVALIDATE */
     53 #define CACHEOP_R5900_HWBINV_D		0x18	/* HIT WRITEBACK INVALIDATE */
     54 #define CACHEOP_R5900_ILDT_D		0x11	/* INDEX LOAD DATA */
     55 #define CACHEOP_R5900_ISDT_D		0x13	/* INDEX STORE DATA */
     56 #define CACHEOP_R5900_HWB_D		0x1c
     57 					/* HIT WRITEBACK W/O INVALIDATE */
     58 
     59 #if !defined(_LOCORE)
     60 
     61 #define	cache_op_r5900_line_64(va, op)					\
     62 do {									\
     63 	__asm volatile(						\
     64 		".set noreorder					\n\t"	\
     65 		"sync.l						\n\t"	\
     66 		"sync.p						\n\t"	\
     67 		"cache %1, 0(%0)				\n\t"	\
     68 		"sync.l						\n\t"	\
     69 		"sync.p						\n\t"	\
     70 		".set reorder"						\
     71 	    :								\
     72 	    : "r" (va), "i" (op)					\
     73 	    : "memory");						\
     74 } while (/*CONSTCOND*/0)
     75 
     76 #define	cache_r5900_op_4lines_64(va, op)				\
     77 do {									\
     78 	__asm volatile(						\
     79 		".set noreorder					\n\t"	\
     80 		"sync.l						\n\t"	\
     81 		"sync.p						\n\t"	\
     82 		"cache %1,   0(%0)				\n\t"	\
     83 		"sync.l						\n\t"	\
     84 		"sync.p						\n\t"	\
     85 		"cache %1,  64(%0)				\n\t"	\
     86 		"sync.l						\n\t"	\
     87 		"sync.p						\n\t"	\
     88 		"cache %1, 128(%0)				\n\t"	\
     89 		"sync.l						\n\t"	\
     90 		"sync.p						\n\t"	\
     91 		"cache %1, 192(%0)				\n\t"	\
     92 		"sync.l						\n\t"	\
     93 		"sync.p						\n\t"	\
     94 		".set reorder"						\
     95 	    :								\
     96 	    : "r" (va), "i" (op)					\
     97 	    : "memory");						\
     98 } while (/*CONSTCOND*/0)
     99 
    100 #define	cache_r5900_op_4lines_64_2way(va, op)				\
    101 do {									\
    102 	__asm volatile(						\
    103 		".set noreorder					\n\t"	\
    104 		"sync.l						\n\t"	\
    105 		"sync.p						\n\t"	\
    106 		"cache %1,   0(%0)				\n\t"	\
    107 		"sync.l						\n\t"	\
    108 		"sync.p						\n\t"	\
    109 		"cache %1,   1(%0)				\n\t"	\
    110 		"sync.l						\n\t"	\
    111 		"sync.p						\n\t"	\
    112 		"cache %1,  64(%0)				\n\t"	\
    113 		"sync.l						\n\t"	\
    114 		"sync.p						\n\t"	\
    115 		"cache %1,  65(%0)				\n\t"	\
    116 		"sync.l						\n\t"	\
    117 		"sync.p						\n\t"	\
    118 		"cache %1, 128(%0)				\n\t"	\
    119 		"sync.l						\n\t"	\
    120 		"sync.p						\n\t"	\
    121 		"cache %1, 129(%0)				\n\t"	\
    122 		"sync.l						\n\t"	\
    123 		"sync.p						\n\t"	\
    124 		"cache %1, 192(%0)				\n\t"	\
    125 		"sync.l						\n\t"	\
    126 		"sync.p						\n\t"	\
    127 		"cache %1, 193(%0)				\n\t"	\
    128 		"sync.l						\n\t"	\
    129 		"sync.p						\n\t"	\
    130 		".set reorder"						\
    131 	    :								\
    132 	    : "r" (va), "i" (op)					\
    133 	    : "memory");						\
    134 } while (/*CONSTCOND*/0)
    135 
    136 void	r5900_icache_sync_all_64(void);
    137 void	r5900_icache_sync_range_64(vaddr_t, vsize_t);
    138 void	r5900_icache_sync_range_index_64(vaddr_t, vsize_t);
    139 
    140 void	r5900_pdcache_wbinv_all_64(void);
    141 void	r5900_pdcache_wbinv_range_64(vaddr_t, vsize_t);
    142 void	r5900_pdcache_wbinv_range_index_64(vaddr_t, vsize_t);
    143 
    144 void	r5900_pdcache_inv_range_64(vaddr_t, vsize_t);
    145 void	r5900_pdcache_wb_range_64(vaddr_t, vsize_t);
    146 
    147 #endif /* !_LOCORE */
    148