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/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* Copyright (c) 2018 The FreeBSD Foundation
* All rights reserved.
*
* This software was developed by Konstantin Belousov <kib@FreeBSD.org>
* under sponsorship from the FreeBSD Foundation.
*
* 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 AUTHOR 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 AUTHOR 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.
*
* $FreeBSD$
*/
#ifndef _MACHINE_PMAP_BASE_H_
#define _MACHINE_PMAP_BASE_H_
/* Internal flags for pmap_mapdev_attr(). */
#define MAPDEV_SETATTR 0x0000001 /* Modify existing attrs. */
struct pmap_methods {
void (*pm_ksetrw)(vm_offset_t);
void (*pm_remap_lower)(bool);
void (*pm_remap_lowptdi)(bool);
void (*pm_align_superpage)(vm_object_t object, vm_ooffset_t offset,
vm_offset_t *addr, vm_size_t size);
vm_offset_t (*pm_quick_enter_page)(vm_page_t m);
void (*pm_quick_remove_page)(vm_offset_t addr);
void *(*pm_trm_alloc)(size_t size, int flags);
void (*pm_trm_free)(void *addr, size_t size);
vm_offset_t (*pm_get_map_low)(void);
vm_offset_t (*pm_get_vm_maxuser_address)(void);
vm_paddr_t (*pm_kextract)(vm_offset_t va);
vm_paddr_t (*pm_pg_frame)(vm_paddr_t pa);
void (*pm_sf_buf_map)(struct sf_buf *sf);
void (*pm_cp_slow0_map)(vm_offset_t kaddr, int plen, vm_page_t *ma);
u_int (*pm_get_kcr3)(void);
u_int (*pm_get_cr3)(pmap_t);
caddr_t (*pm_cmap3)(vm_paddr_t pa, u_int pte_flags);
void (*pm_basemem_setup)(u_int basemem);
void (*pm_set_nx)(void);
void *(*pm_bios16_enter)(void);
void (*pm_bios16_leave)(void *handle);
void (*pm_bootstrap)(vm_paddr_t firstaddr);
boolean_t (*pm_is_valid_memattr)(pmap_t, vm_memattr_t);
int (*pm_cache_bits)(pmap_t, int, boolean_t);
bool (*pm_ps_enabled)(pmap_t);
void (*pm_pinit0)(pmap_t);
int (*pm_pinit)(pmap_t);
void (*pm_activate)(struct thread *);
void (*pm_activate_boot)(pmap_t);
void (*pm_advise)(pmap_t, vm_offset_t, vm_offset_t, int);
void (*pm_clear_modify)(vm_page_t);
int (*pm_change_attr)(vm_offset_t, vm_size_t, int);
int (*pm_mincore)(pmap_t, vm_offset_t, vm_paddr_t *);
void (*pm_copy)(pmap_t, pmap_t, vm_offset_t, vm_size_t, vm_offset_t);
void (*pm_copy_page)(vm_page_t, vm_page_t);
void (*pm_copy_pages)(vm_page_t [], vm_offset_t, vm_page_t [],
vm_offset_t, int);
void (*pm_zero_page)(vm_page_t);
void (*pm_zero_page_area)(vm_page_t, int, int);
int (*pm_enter)(pmap_t, vm_offset_t, vm_page_t, vm_prot_t, u_int,
int8_t);
void (*pm_enter_object)(pmap_t, vm_offset_t, vm_offset_t,
vm_page_t, vm_prot_t);
void (*pm_enter_quick)(pmap_t, vm_offset_t, vm_page_t, vm_prot_t);
void *(*pm_kenter_temporary)(vm_paddr_t pa, int);
void (*pm_object_init_pt)(pmap_t, vm_offset_t, vm_object_t,
vm_pindex_t, vm_size_t);
void (*pm_unwire)(pmap_t, vm_offset_t, vm_offset_t);
boolean_t (*pm_page_exists_quick)(pmap_t, vm_page_t);
int (*pm_page_wired_mappings)(vm_page_t);
boolean_t (*pm_page_is_mapped)(vm_page_t);
void (*pm_remove_pages)(pmap_t);
boolean_t (*pm_is_modified)(vm_page_t);
boolean_t (*pm_is_prefaultable)(pmap_t, vm_offset_t);
boolean_t (*pm_is_referenced)(vm_page_t);
void (*pm_remove_write)(vm_page_t);
int (*pm_ts_referenced)(vm_page_t);
void *(*pm_mapdev_attr)(vm_paddr_t, vm_size_t, int, int);
void (*pm_unmapdev)(vm_offset_t, vm_size_t);
void (*pm_page_set_memattr)(vm_page_t, vm_memattr_t);
vm_paddr_t (*pm_extract)(pmap_t, vm_offset_t);
vm_page_t (*pm_extract_and_hold)(pmap_t, vm_offset_t, vm_prot_t);
vm_offset_t (*pm_map)(vm_offset_t *, vm_paddr_t, vm_paddr_t, int);
void (*pm_qenter)(vm_offset_t sva, vm_page_t *, int);
void (*pm_qremove)(vm_offset_t, int);
void (*pm_release)(pmap_t);
void (*pm_protect)(pmap_t, vm_offset_t, vm_offset_t, vm_prot_t);
void (*pm_remove)(pmap_t, vm_offset_t, vm_offset_t);
void (*pm_remove_all)(vm_page_t);
void (*pm_init)(void);
void (*pm_init_pat)(void);
void (*pm_growkernel)(vm_offset_t);
void (*pm_invalidate_page)(pmap_t, vm_offset_t);
void (*pm_invalidate_range)(pmap_t, vm_offset_t, vm_offset_t);
void (*pm_invalidate_all)(pmap_t);
void (*pm_invalidate_cache)(void);
void (*pm_flush_page)(vm_page_t);
void (*pm_kenter)(vm_offset_t, vm_paddr_t);
void (*pm_kremove)(vm_offset_t);
int (*pm_sysctl_kmaps)(SYSCTL_HANDLER_ARGS);
};
void pmap_cold(void);
void pmap_pae_cold(void);
void pmap_nopae_cold(void);
#endif
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