diff options
Diffstat (limited to 'vm/vm_map.h')
| -rw-r--r-- | vm/vm_map.h | 112 |
1 files changed, 71 insertions, 41 deletions
diff --git a/vm/vm_map.h b/vm/vm_map.h index af85ef9d..25c00651 100644 --- a/vm/vm_map.h +++ b/vm/vm_map.h @@ -43,18 +43,19 @@ #include <mach/kern_return.h> #include <mach/boolean.h> #include <mach/machine/vm_types.h> +#include <mach/vm_attributes.h> #include <mach/vm_prot.h> #include <mach/vm_inherit.h> #include <vm/pmap.h> #include <vm/vm_object.h> #include <vm/vm_page.h> +#include <vm/vm_types.h> #include <kern/lock.h> #include <kern/macro_help.h> /* * Types defined: * - * vm_map_t the high-level address map data structure. * vm_map_entry_t an entry in an address map. * vm_map_version_t a timestamp of a map, for use with vm_map_lookup * vm_map_copy_t represents memory copied from an address map, @@ -171,9 +172,6 @@ struct vm_map { boolean_t wiring_required;/* All memory wired? */ unsigned int timestamp; /* Version number */ }; -typedef struct vm_map *vm_map_t; - -#define VM_MAP_NULL ((vm_map_t) 0) #define vm_map_to_entry(map) ((struct vm_map_entry *) &(map)->hdr.links) #define vm_map_first_entry(map) ((map)->hdr.links.next) @@ -356,43 +354,73 @@ MACRO_END extern vm_offset_t kentry_data; extern vm_offset_t kentry_data_size; extern int kentry_count; -extern void vm_map_init(); /* Initialize the module */ - -extern vm_map_t vm_map_create(); /* Create an empty map */ -extern vm_map_t vm_map_fork(); /* Create a map in the image - * of an existing map */ - -extern void vm_map_reference(); /* Gain a reference to - * an existing map */ -extern void vm_map_deallocate(); /* Lose a reference */ - -extern kern_return_t vm_map_enter(); /* Enter a mapping */ -extern kern_return_t vm_map_find_entry(); /* Enter a mapping primitive */ -extern kern_return_t vm_map_remove(); /* Deallocate a region */ -extern kern_return_t vm_map_protect(); /* Change protection */ -extern kern_return_t vm_map_inherit(); /* Change inheritance */ - -extern void vm_map_print(); /* Debugging: print a map */ - -extern kern_return_t vm_map_lookup(); /* Look up an address */ -extern boolean_t vm_map_verify(); /* Verify that a previous - * lookup is still valid */ +/* Initialize the module */ +extern void vm_map_init(void); + +/* Create an empty map */ +extern vm_map_t vm_map_create(pmap_t, vm_offset_t, vm_offset_t, + boolean_t); +/* Create a map in the image of an existing map */ +extern vm_map_t vm_map_fork(vm_map_t); + +/* Gain a reference to an existing map */ +extern void vm_map_reference(vm_map_t); +/* Lose a reference */ +extern void vm_map_deallocate(vm_map_t); + +/* Enter a mapping */ +extern kern_return_t vm_map_enter(vm_map_t, vm_offset_t *, vm_size_t, + vm_offset_t, boolean_t, vm_object_t, + vm_offset_t, boolean_t, vm_prot_t, + vm_prot_t, vm_inherit_t); +/* Enter a mapping primitive */ +extern kern_return_t vm_map_find_entry(vm_map_t, vm_offset_t *, vm_size_t, + vm_offset_t, vm_object_t, + vm_map_entry_t *); +/* Deallocate a region */ +extern kern_return_t vm_map_remove(vm_map_t, vm_offset_t, vm_offset_t); +/* Change protection */ +extern kern_return_t vm_map_protect(vm_map_t, vm_offset_t, vm_offset_t, + vm_prot_t, boolean_t); +/* Change inheritance */ +extern kern_return_t vm_map_inherit(vm_map_t, vm_offset_t, vm_offset_t, + vm_inherit_t); + +/* Debugging: print a map */ +extern void vm_map_print(vm_map_t); + +/* Look up an address */ +extern kern_return_t vm_map_lookup(vm_map_t *, vm_offset_t, vm_prot_t, + vm_map_version_t *, vm_object_t *, + vm_offset_t *, vm_prot_t *, boolean_t *); +/* Verify that a previous lookup is still valid */ +extern boolean_t vm_map_verify(vm_map_t, vm_map_version_t *); /* vm_map_verify_done is now a macro -- see below */ -extern kern_return_t vm_map_copyin(); /* Make a copy of a region */ -extern kern_return_t vm_map_copyin_page_list();/* Make a copy of a region - * using a page list copy */ -extern kern_return_t vm_map_copyout(); /* Place a copy into a map */ -extern kern_return_t vm_map_copy_overwrite();/* Overwrite existing memory - * with a copy */ -extern void vm_map_copy_discard(); /* Discard a copy without - * using it */ -extern kern_return_t vm_map_copy_discard_cont();/* Page list continuation - * version of previous */ - -extern kern_return_t vm_map_machine_attribute(); - /* Add or remove machine- - dependent attributes from - map regions */ +/* Make a copy of a region */ +extern kern_return_t vm_map_copyin(vm_map_t, vm_offset_t, vm_size_t, + boolean_t, vm_map_copy_t *); +/* Make a copy of a region using a page list copy */ +extern kern_return_t vm_map_copyin_page_list(vm_map_t, vm_offset_t, + vm_size_t, boolean_t, + boolean_t, vm_map_copy_t *, + boolean_t); +/* Place a copy into a map */ +extern kern_return_t vm_map_copyout(vm_map_t, vm_offset_t *, vm_map_copy_t); +/* Overwrite existing memory with a copy */ +extern kern_return_t vm_map_copy_overwrite(vm_map_t, vm_offset_t, + vm_map_copy_t, boolean_t); +/* Discard a copy without using it */ +extern void vm_map_copy_discard(vm_map_copy_t); +extern vm_map_copy_t vm_map_copy_copy(vm_map_copy_t); +/* Page list continuation version of previous */ +extern kern_return_t vm_map_copy_discard_cont(vm_map_copyin_args_t, + vm_map_copy_t *); + +/* Add or remove machine- dependent attributes from map regions */ +extern kern_return_t vm_map_machine_attribute(vm_map_t, vm_offset_t, + vm_size_t, + vm_machine_attribute_t, + vm_machine_attribute_val_t *); /* * Functions implemented as macros @@ -415,7 +443,9 @@ extern kern_return_t vm_map_machine_attribute(); /* * Pageability functions. Includes macro to preserve old interface. */ -extern kern_return_t vm_map_pageable_common(); +extern kern_return_t vm_map_pageable_common(vm_map_t, vm_offset_t, + vm_offset_t, vm_prot_t, + boolean_t); #define vm_map_pageable(map, s, e, access) \ vm_map_pageable_common(map, s, e, access, FALSE) |