diff options
Diffstat (limited to 'vm/pmap.h')
| -rw-r--r-- | vm/pmap.h | 39 |
1 files changed, 5 insertions, 34 deletions
@@ -67,9 +67,6 @@ extern vm_offset_t pmap_steal_memory(vm_size_t); /* During VM initialization, report remaining unused physical pages. */ extern unsigned int pmap_free_pages(void); -/* During VM initialization, use remaining physical pages to allocate page - * frames. */ -extern void pmap_startup(vm_offset_t *, vm_offset_t *); /* Initialization, after kernel runs in virtual memory. */ extern void pmap_init(void); @@ -80,18 +77,14 @@ extern void pmap_init(void); * Otherwise, it must implement * pmap_free_pages * pmap_virtual_space - * pmap_next_page * pmap_init - * and vm/vm_resident.c implements pmap_steal_memory and pmap_startup - * using pmap_free_pages, pmap_next_page, pmap_virtual_space, - * and pmap_enter. pmap_free_pages may over-estimate the number - * of unused physical pages, and pmap_next_page may return FALSE - * to indicate that there are no more unused pages to return. + * and vm/vm_resident.c implements pmap_steal_memory using + * pmap_free_pages, pmap_virtual_space, and pmap_enter. + * + * pmap_free_pages may over-estimate the number of unused physical pages. * However, for best performance pmap_free_pages should be accurate. */ -/* During VM initialization, return the next unused physical page. */ -extern boolean_t pmap_next_page(vm_offset_t *); /* During VM initialization, report virtual space available for the kernel. */ extern void pmap_virtual_space(vm_offset_t *, vm_offset_t *); #endif /* MACHINE_PAGES */ @@ -163,38 +156,16 @@ void pmap_clear_modify(vm_offset_t pa); /* Return modify bit */ boolean_t pmap_is_modified(vm_offset_t pa); - -/* - * Statistics routines - */ - -#ifndef pmap_resident_count -extern int pmap_resident_count(); -#endif /* pmap_resident_count */ - /* * Sundry required routines */ /* Return a virtual-to-physical mapping, if possible. */ extern vm_offset_t pmap_extract(pmap_t, vm_offset_t); -/* Is virtual address valid? */ -extern boolean_t pmap_access(); /* Perform garbage collection, if any. */ extern void pmap_collect(pmap_t); /* Specify pageability. */ extern void pmap_change_wiring(pmap_t, vm_offset_t, boolean_t); -#ifndef pmap_phys_address -/* Transform address returned by device driver mapping function to physical - * address known to this module. */ -extern vm_offset_t pmap_phys_address(); -#endif /* pmap_phys_address */ -#ifndef pmap_phys_to_frame -/* Inverse of pmap_phys_address, for use by device driver mapping function in - * machine-independent pseudo-devices. */ -extern int pmap_phys_to_frame(); -#endif /* pmap_phys_to_frame */ - /* * Optional routines */ @@ -205,7 +176,7 @@ extern void pmap_copy(pmap_t, pmap_t, vm_offset_t, vm_size_t, #endif /* pmap_copy */ #ifndef pmap_attribute /* Get/Set special memory attributes. */ -extern kern_return_t pmap_attribute(); +extern kern_return_t pmap_attribute(void); #endif /* pmap_attribute */ /* |