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      1 /*	$NetBSD: rump_x86_pmap.c,v 1.5 2022/08/21 12:08:12 riastradh Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 2010 Antti Kantee.  All Rights Reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  *
     15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
     16  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     17  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     18  * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
     21  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     25  * SUCH DAMAGE.
     26  */
     27 
     28 #include <sys/cdefs.h>
     29 __KERNEL_RCSID(0, "$NetBSD: rump_x86_pmap.c,v 1.5 2022/08/21 12:08:12 riastradh Exp $");
     30 
     31 #include <sys/param.h>
     32 
     33 #include <uvm/uvm_extern.h>
     34 
     35 #include <rump-sys/kern.h>
     36 
     37 void
     38 pmap_kenter_pa(vaddr_t va, paddr_t pa, vm_prot_t prot, u_int fl)
     39 {
     40 
     41 	panic("%s: unavailable", __func__);
     42 }
     43 
     44 void
     45 pmap_kremove(vaddr_t va, vsize_t size)
     46 {
     47 
     48 	panic("%s: unavailable", __func__);
     49 }
     50 
     51 int
     52 pmap_enter(pmap_t pmap, vaddr_t va, paddr_t pa, vm_prot_t prot, u_int flags)
     53 {
     54 
     55 	panic("%s: unavailable", __func__);
     56 }
     57 
     58 bool
     59 pmap_clear_attrs(struct vm_page *pg, unsigned what)
     60 {
     61 
     62 	return false;
     63 }
     64 
     65 void
     66 pmap_page_remove(struct vm_page *pg)
     67 {
     68 
     69 }
     70 
     71 bool
     72 pmap_test_attrs(struct vm_page *pg, unsigned what)
     73 {
     74 
     75 	return true;
     76 }
     77 
     78 paddr_t
     79 vtophys(vaddr_t va)
     80 {
     81 
     82 	return (paddr_t)va;
     83 }
     84 
     85 void
     86 pmap_update(pmap_t pmap)
     87 {
     88 
     89 }
     90 
     91 void
     92 pmap_remove(pmap_t pmap, vaddr_t sva, vaddr_t eva)
     93 {
     94 
     95 	panic("%s: unavailable", __func__);
     96 }
     97 
     98 bool
     99 pmap_extract(pmap_t pmap, vaddr_t va, paddr_t *pap)
    100 {
    101 
    102 	*pap = va;
    103 	return true;
    104 }
    105 
    106 void
    107 pmap_write_protect(pmap_t pmap, vaddr_t sva, vaddr_t eva, vm_prot_t prot)
    108 {
    109 }
    110 
    111 long
    112 pmap_resident_count(struct pmap *pmap)
    113 
    114 {
    115 	return 0;
    116 }
    117 
    118 long
    119 pmap_wired_count(struct pmap *pmap)
    120 {
    121 
    122 	return 0;
    123 }
    124