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Diffstat (limited to 'vm/vm_kern.h')
| -rw-r--r-- | vm/vm_kern.h | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/vm/vm_kern.h b/vm/vm_kern.h new file mode 100644 index 0000000..13115ff --- /dev/null +++ b/vm/vm_kern.h @@ -0,0 +1,100 @@ +/* + * Mach Operating System + * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University + * All Rights Reserved. + * + * Permission to use, copy, modify and distribute this software and its + * documentation is hereby granted, provided that both the copyright + * notice and this permission notice appear in all copies of the + * software, derivative works or modified versions, and any portions + * thereof, and that both notices appear in supporting documentation. + * + * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" + * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR + * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. + * + * Carnegie Mellon requests users of this software to return to + * + * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU + * School of Computer Science + * Carnegie Mellon University + * Pittsburgh PA 15213-3890 + * + * any improvements or extensions that they make and grant Carnegie Mellon + * the rights to redistribute these changes. + */ +/* + * File: vm/vm_kern.h + * Author: Avadis Tevanian, Jr., Michael Wayne Young + * Date: 1985 + * + * Kernel memory management definitions. + */ + +#ifndef _VM_VM_KERN_H_ +#define _VM_VM_KERN_H_ + +#include <mach/kern_return.h> +#include <vm/vm_map.h> + +extern kern_return_t projected_buffer_allocate(vm_map_t, vm_size_t, int, + vm_offset_t *, vm_offset_t *, + vm_prot_t, vm_inherit_t); +extern kern_return_t projected_buffer_deallocate(vm_map_t, vm_offset_t, + vm_offset_t); +extern kern_return_t projected_buffer_map(vm_map_t, vm_offset_t, vm_size_t, + vm_offset_t *, vm_prot_t, + vm_inherit_t); +extern kern_return_t projected_buffer_collect(vm_map_t); + +extern void kmem_init(vm_offset_t, vm_offset_t); + +extern kern_return_t kmem_alloc(vm_map_t, vm_offset_t *, vm_size_t); +extern kern_return_t kmem_alloc_pageable(vm_map_t, vm_offset_t *, + vm_size_t); +extern kern_return_t kmem_valloc(vm_map_t, vm_offset_t *, vm_size_t); +extern kern_return_t kmem_alloc_wired(vm_map_t, vm_offset_t *, vm_size_t); +extern kern_return_t kmem_alloc_aligned(vm_map_t, vm_offset_t *, vm_size_t); +extern void* kmem_map_aligned_table(phys_addr_t, vm_size_t, int); + +extern void kmem_free(vm_map_t, vm_offset_t, vm_size_t); + +extern void kmem_submap(vm_map_t, vm_map_t, vm_offset_t *, + vm_offset_t *, vm_size_t); + +extern kern_return_t kmem_io_map_copyout(vm_map_t, vm_offset_t *, + vm_offset_t *, vm_size_t *, + vm_map_copy_t, vm_size_t); +extern void kmem_io_map_deallocate(vm_map_t, vm_offset_t, + vm_size_t); + +extern int +copyinmap (vm_map_t map, char *fromaddr, char *toaddr, int length); + +extern int +copyoutmap (vm_map_t map, char *fromaddr, char *toaddr, int length); + +extern vm_map_t kernel_map; +extern vm_map_t kernel_pageable_map; +extern vm_map_t ipc_kernel_map; + +extern boolean_t projected_buffer_in_range( + vm_map_t map, + vm_offset_t start, + vm_offset_t end); + +extern void kmem_alloc_pages( + vm_object_t object, + vm_offset_t offset, + vm_offset_t start, + vm_offset_t end, + vm_prot_t protection); + +extern void kmem_remap_pages( + vm_object_t object, + vm_offset_t offset, + vm_offset_t start, + vm_offset_t end, + vm_prot_t protection); + +#endif /* _VM_VM_KERN_H_ */ |