Home | History | Annotate | Line # | Download | only in include
      1  1.15  thorpej /*	$NetBSD: cacheops_60.h,v 1.15 2023/12/27 17:35:35 thorpej Exp $	*/
      2   1.1      leo 
      3   1.1      leo /*-
      4   1.1      leo  * Copyright (c) 1997 The NetBSD Foundation, Inc.
      5   1.1      leo  * All rights reserved.
      6   1.1      leo  *
      7   1.1      leo  * This code is derived from software contributed to The NetBSD Foundation
      8   1.1      leo  * by Leo Weppelman
      9   1.1      leo  *
     10   1.1      leo  * Redistribution and use in source and binary forms, with or without
     11   1.1      leo  * modification, are permitted provided that the following conditions
     12   1.1      leo  * are met:
     13   1.1      leo  * 1. Redistributions of source code must retain the above copyright
     14   1.1      leo  *    notice, this list of conditions and the following disclaimer.
     15   1.1      leo  * 2. Redistributions in binary form must reproduce the above copyright
     16   1.1      leo  *    notice, this list of conditions and the following disclaimer in the
     17   1.1      leo  *    documentation and/or other materials provided with the distribution.
     18   1.1      leo  *
     19   1.1      leo  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20   1.1      leo  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21   1.1      leo  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22   1.1      leo  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23   1.1      leo  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24   1.1      leo  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25   1.1      leo  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26   1.1      leo  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27   1.1      leo  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28   1.1      leo  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29   1.1      leo  * POSSIBILITY OF SUCH DAMAGE.
     30   1.1      leo  */
     31   1.1      leo 
     32  1.15  thorpej #include <machine/fcode.h>
     33  1.15  thorpej 
     34   1.1      leo /*
     35   1.1      leo  * Invalidate entire TLB.
     36   1.1      leo  */
     37   1.7    perry static __inline void __attribute__((__unused__))
     38   1.5      chs TBIA_60(void)
     39   1.1      leo {
     40   1.6    perry 	__asm volatile (" .word 0xf518" ); /*  pflusha */
     41   1.1      leo }
     42   1.1      leo 
     43   1.1      leo /*
     44   1.1      leo  * Invalidate any TLB entry for given VA (TB Invalidate Single)
     45   1.1      leo  */
     46   1.7    perry static __inline void __attribute__((__unused__))
     47   1.5      chs TBIS_60(vaddr_t va)
     48   1.1      leo {
     49   1.9  tsutsui 	register uint8_t *r_va __asm("%a0") = (void *)va;
     50   1.1      leo 	int	tmp;
     51   1.1      leo 
     52   1.6    perry 	__asm volatile (" movc   %1, %%dfc;"	/* select supervisor	*/
     53   1.4  thorpej 			  " .word 0xf508;"	/* pflush %a0@		*/
     54   1.1      leo 			  " moveq  %3, %1;"	/* select user		*/
     55   1.4  thorpej 			  " movc   %1, %%dfc;"
     56   1.4  thorpej 			  " .word 0xf508;"	/* pflush %a0@		*/
     57   1.4  thorpej 			  " movc   %%cacr,%1;"
     58   1.1      leo 			  " orl    %4,%1;"
     59   1.4  thorpej 			  " movc   %1,%%cacr" : "=d" (tmp) :
     60   1.1      leo 			  "0" (FC_SUPERD), "a" (r_va), "i" (FC_USERD),
     61   1.1      leo 			  "i" (IC60_CABC));
     62   1.1      leo }
     63   1.1      leo 
     64   1.1      leo /*
     65   1.1      leo  * Invalidate supervisor side of TLB
     66   1.1      leo  */
     67   1.7    perry static __inline void __attribute__((__unused__))
     68   1.5      chs TBIAS_60(void)
     69   1.1      leo {
     70   1.1      leo 	int	tmp;
     71   1.5      chs 
     72   1.1      leo 	/*
     73   1.1      leo 	 * Cannot specify supervisor/user on pflusha, so we flush all
     74   1.1      leo 	 */
     75   1.6    perry 	__asm volatile (" .word 0xf518;"
     76   1.4  thorpej 			  " movc  %%cacr,%0;"
     77   1.1      leo 			  " orl   %1,%0;"
     78   1.4  thorpej 			  " movc  %0,%%cacr" /* clear all branch cache
     79  1.14  tsutsui 					        entries */
     80   1.1      leo 			  : "=d" (tmp) : "i" (IC60_CABC) );
     81   1.1      leo }
     82   1.1      leo 
     83   1.1      leo /*
     84   1.1      leo  * Invalidate user side of TLB
     85   1.1      leo  */
     86   1.7    perry static __inline void __attribute__((__unused__))
     87   1.5      chs TBIAU_60(void)
     88   1.1      leo {
     89   1.1      leo 	int	tmp;
     90   1.5      chs 
     91   1.1      leo 	/*
     92   1.1      leo 	 * Cannot specify supervisor/user on pflusha, so we flush all
     93   1.1      leo 	 */
     94   1.6    perry 	__asm volatile (" .word 0xf518;"
     95   1.4  thorpej 			  " movc  %%cacr,%0;"
     96   1.1      leo 			  " orl   %1,%0;"
     97   1.4  thorpej 			  " movc  %0,%%cacr" /* clear all branch cache
     98  1.14  tsutsui 					        entries */
     99   1.1      leo 			  : "=d" (tmp) : "i" (IC60_CUBC) );
    100   1.1      leo }
    101   1.1      leo 
    102   1.1      leo /*
    103   1.1      leo  * Invalidate instruction cache
    104   1.1      leo  */
    105   1.7    perry static __inline void __attribute__((__unused__))
    106   1.5      chs ICIA_60(void)
    107   1.1      leo {
    108   1.1      leo 	/* inva ic (also clears branch cache) */
    109   1.6    perry 	__asm volatile (" .word 0xf498;");
    110   1.1      leo }
    111   1.1      leo 
    112   1.7    perry static __inline void __attribute__((__unused__))
    113   1.5      chs ICPA_60(void)
    114   1.1      leo {
    115   1.1      leo 	/* inva ic (also clears branch cache) */
    116   1.6    perry 	__asm volatile (" .word 0xf498;");
    117   1.1      leo }
    118   1.1      leo 
    119   1.1      leo /*
    120   1.1      leo  * Invalidate data cache.
    121   1.1      leo  */
    122   1.7    perry static __inline void __attribute__((__unused__))
    123   1.5      chs DCIA_60(void)
    124   1.1      leo {
    125   1.6    perry 	__asm volatile (" .word 0xf478;"); /* cpusha dc */
    126   1.1      leo }
    127   1.1      leo 
    128   1.7    perry static __inline void __attribute__((__unused__))
    129   1.5      chs DCIS_60(void)
    130   1.1      leo {
    131   1.6    perry 	__asm volatile (" .word 0xf478;"); /* cpusha dc */
    132   1.1      leo }
    133   1.1      leo 
    134   1.7    perry static __inline void __attribute__((__unused__))
    135   1.5      chs DCIU_60(void)
    136   1.1      leo {
    137   1.6    perry 	__asm volatile (" .word 0xf478;"); /* cpusha dc */
    138   1.1      leo }
    139   1.1      leo 
    140   1.7    perry static __inline void __attribute__((__unused__))
    141   1.5      chs DCIAS_60(paddr_t pa)
    142   1.1      leo {
    143   1.9  tsutsui 	register uint8_t *r_pa __asm("%a0") = (void *)pa;
    144   1.1      leo 
    145   1.6    perry 	__asm volatile (" .word 0xf468;" : : "a" (r_pa)); /* cpushl dc,%a0@ */
    146   1.1      leo }
    147   1.1      leo 
    148   1.7    perry static __inline void __attribute__((__unused__))
    149   1.5      chs PCIA_60(void)
    150   1.1      leo {
    151   1.6    perry 	__asm volatile (" .word 0xf478;"); /* cpusha dc */
    152   1.1      leo }
    153  1.11       he 
    154  1.11       he #define	DCFA_60()	DCFA_40()
    155  1.11       he #define	DCPA_60()	DCPA_40()
    156  1.11       he #define	ICPL_60(pa)	ICPL_40(pa)
    157  1.11       he #define	ICPP_60(pa)	ICPP_40(pa)
    158  1.11       he #define	DCPL_60(pa)	DCPL_40(pa)
    159  1.11       he #define	DCPP_60(pa)	DCPP_40(pa)
    160  1.11       he #define	DCFL_60(pa)	DCFL_40(pa)
    161  1.11       he #define	DCFP_60(pa)	DCFP_40(pa)
    162