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Diffstat (limited to 'sys/include/vm/map.h')
-rw-r--r-- | sys/include/vm/map.h | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/sys/include/vm/map.h b/sys/include/vm/map.h deleted file mode 100644 index a1e74d9..0000000 --- a/sys/include/vm/map.h +++ /dev/null @@ -1,84 +0,0 @@ -/* - * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. - * All rights reserved. - * - * 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. - * 3. Neither the name of Hyra nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT OWNER 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 _VM_MMAP_H_ -#define _VM_MMAP_H_ - -#include <sys/types.h> -#include <sys/cdefs.h> -#include <sys/queue.h> -#include <sys/syscall.h> -#include <sys/spinlock.h> -#include <vm/pmap.h> -#include <vm/vm.h> - -#define MAP_SHARED 0x0001 -#define MAP_PRIVATE 0x0002 -#define MAP_ANONYMOUS 0x0010 -#define MAP_FAILED ((void *)-1) - -/* Memory map table entry count */ -#define MTAB_ENTRIES 32 - -struct vm_object; - -struct vm_mapping { - TAILQ_ENTRY(vm_mapping) link; - struct vm_range range; - struct vm_object *vmobj; - paddr_t physmem_base; - vm_prot_t prot; - - /* Private */ - size_t vhash; /* Virtual address hash */ -}; - -typedef TAILQ_HEAD(, vm_mapping) vm_mapq_t; - -struct vm_mapspace { - vm_mapq_t mtab[MTAB_ENTRIES]; /* Map table */ - size_t map_count; -}; - -/* Mapping operations */ -int vm_map_destroy(struct vas vas, vaddr_t va, size_t bytes); -int vm_map_create(struct vas vas, vaddr_t va, paddr_t pa, vm_prot_t prot, - size_t bytes); - -/* Syscalls */ -uint64_t sys_mmap(struct syscall_args *args); -uint64_t sys_munmap(struct syscall_args *args); - -/* Mapespace operations */ -void vm_mapspace_insert(struct vm_mapspace *ms, struct vm_mapping *mapping); -void vm_mapspace_remove(struct vm_mapspace *ms, struct vm_mapping *mapping); -struct vm_mapping *vm_mapping_fetch(struct vm_mapspace *ms, vaddr_t va); -void vm_free_mapq(vm_mapq_t *mapq); - -#endif /* !_VM_MMAP_H_ */ |