56     pub fn add_block(&self, base: PhysAddr, size: usize) -> Result<(), SystemError> {  in add_block()
57         let r = self.add_range(base, size, MemoryAreaAttr::empty());  in add_block()
67         size: usize,  in add_range()
70         if size == 0 {  in add_range()
78         let block = PhysMemoryArea::new(base, size, MemoryAreaAttr::empty());  in add_range()
111         let end = block.base + block.size;  in do_add_block()
121                 inner.initial_memory_regions[i].base + inner.initial_memory_regions[i].size;  in do_add_block()
175         size: usize,  in do_insert_area()
182         inner.initial_memory_regions[index] = PhysMemoryArea::new(base, size, flags);  in do_insert_area()
201                 let next_size = inner.initial_memory_regions[(i + 1) as usize].size;  in do_merge_blocks()
205                 if this.base + this.size != next_base || this.flags != next_flags {  in do_merge_blocks()
206                     if unlikely(this.base + this.size > next_base) {  in do_merge_blocks()
212                 this.size += next_size;  in do_merge_blocks()
230     pub fn remove_block(&self, base: PhysAddr, size: usize) -> Result<(), SystemError> {  in remove_block()
231         if size == 0 {  in remove_block()
240             .isolate_range(&mut inner, base, size)  in remove_block()
259             inner.initial_memory_regions[0].size = 0;  in do_remove_region()
276         size: usize,  in isolate_range()
278         let end = base + size;  in isolate_range()
285         if size == 0 {  in isolate_range()
291             let range_end = range_base + inner.initial_memory_regions[idx].size;  in isolate_range()
304                 inner.initial_memory_regions[idx].size -= base - range_base;  in isolate_range()
315                 inner.initial_memory_regions[idx].size -= end - range_base;  in isolate_range()
352     pub fn mark_nomap(&self, base: PhysAddr, size: usize) -> Result<(), SystemError> {  in mark_nomap()
353         return self.set_or_clear_flags(base, size, true, MemoryAreaAttr::NOMAP);  in mark_nomap()
357     pub fn mark_mirror(&self, base: PhysAddr, size: usize) -> Result<(), SystemError> {  in mark_mirror()
358         return self.set_or_clear_flags(base, size, true, MemoryAreaAttr::MIRROR);  in mark_mirror()
364         mut size: usize,  in set_or_clear_flags()
369         size = page_align_up(size + base.data() - rsvd_base.data());  in set_or_clear_flags()
373         let (start_index, end_index) = self.isolate_range(&mut inner, base, size)?;  in set_or_clear_flags()
388     pub fn reserve_block(&self, base: PhysAddr, size: usize) -> Result<(), SystemError> {  in reserve_block()
389         return self.set_or_clear_flags(base, size, true, MemoryAreaAttr::RESERVED);  in reserve_block()
393     pub fn is_overlapped(&self, base: PhysAddr, size: usize) -> bool {  in is_overlapped()
395         return self.do_is_overlapped(base, size, false, &inner);  in is_overlapped()
399     pub fn is_overlapped_with_reserved(&self, base: PhysAddr, size: usize) -> bool {  in is_overlapped_with_reserved()
401         return self.do_is_overlapped(base, size, true, &inner);  in is_overlapped_with_reserved()
407         size: usize,  in do_is_overlapped()
423             let range_end = range_base + inner.initial_memory_regions[i].size;  in do_is_overlapped()
425                 || (base + size > range_base && base + size <= range_end)  in do_is_overlapped()
426                 || (base <= range_base && base + size >= range_end)  in do_is_overlapped()