64 pub fn virt_2_phys(addr: usize) -> usize {  in virt_2_phys()  argument
65     addr - PAGE_OFFSET as usize  in virt_2_phys()
70 pub fn phys_2_virt(addr: usize) -> usize {  in phys_2_virt()  argument
71     addr + PAGE_OFFSET as usize  in phys_2_virt()
85 pub struct PhysAddr(usize);
89     pub const fn new(address: usize) -> Self {  in new()
95     pub fn data(&self) -> usize {  in data()  argument
101     pub fn add(self, offset: usize) -> Self {  in add()
107     pub fn check_aligned(&self, align: usize) -> bool {  in check_aligned()
123 impl core::ops::Add<usize> for PhysAddr {
127     fn add(self, rhs: usize) -> Self::Output {  in add()
132 impl core::ops::AddAssign<usize> for PhysAddr {
134     fn add_assign(&mut self, rhs: usize) {  in add_assign()  argument
155 impl core::ops::Sub<usize> for PhysAddr {
159     fn sub(self, rhs: usize) -> Self::Output {  in sub()
164 impl core::ops::SubAssign<usize> for PhysAddr {
166     fn sub_assign(&mut self, rhs: usize) {  in sub_assign()  argument
172     type Output = usize;
190 pub struct VirtAddr(usize);
194     pub const fn new(address: usize) -> Self {  in new()
200     pub fn data(&self) -> usize {  in data()  argument
216     pub fn check_aligned(&self, align: usize) -> bool {  in check_aligned()
250 impl Add<usize> for VirtAddr {
254     fn add(self, rhs: usize) -> Self::Output {  in add()
260     type Output = usize;
268 impl Sub<usize> for VirtAddr {
272     fn sub(self, rhs: usize) -> Self::Output {  in sub()
277 impl AddAssign<usize> for VirtAddr {
279     fn add_assign(&mut self, rhs: usize) {  in add_assign()  argument
291 impl SubAssign<usize> for VirtAddr {
293     fn sub_assign(&mut self, rhs: usize) {  in sub_assign()  argument
317     pub size: usize,
322     const PAGE_SHIFT: usize;
324     const PAGE_ENTRY_SHIFT: usize;
326     const PAGE_LEVELS: usize;
329     const ENTRY_ADDRESS_SHIFT: usize;
331     const ENTRY_FLAG_DEFAULT_PAGE: usize;
333     const ENTRY_FLAG_DEFAULT_TABLE: usize;
335     const ENTRY_FLAG_PRESENT: usize;
337     const ENTRY_FLAG_READONLY: usize;
339     const ENTRY_FLAG_READWRITE: usize;
341     const ENTRY_FLAG_USER: usize;
343     const ENTRY_FLAG_WRITE_THROUGH: usize;
345     const ENTRY_FLAG_CACHE_DISABLE: usize;
347     const ENTRY_FLAG_NO_EXEC: usize;
349     const ENTRY_FLAG_EXEC: usize;
352     const PHYS_OFFSET: usize;
355     const PAGE_SIZE: usize = 1 << Self::PAGE_SHIFT;
357     const PAGE_OFFSET_MASK: usize = Self::PAGE_SIZE - 1;
360     const PAGE_ADDRESS_SHIFT: usize = Self::PAGE_LEVELS * Self::PAGE_ENTRY_SHIFT + Self::PAGE_SHIFT;
362     const PAGE_ADDRESS_SIZE: usize = 1 << Self::PAGE_ADDRESS_SHIFT;
364     const PAGE_ADDRESS_MASK: usize = Self::PAGE_ADDRESS_SIZE - Self::PAGE_SIZE;
366     const PAGE_ENTRY_SIZE: usize = 1 << (Self::PAGE_SHIFT - Self::PAGE_ENTRY_SHIFT);
368     const PAGE_ENTRY_NUM: usize = 1 << Self::PAGE_ENTRY_SHIFT;
370     const PAGE_ENTRY_MASK: usize = Self::PAGE_ENTRY_NUM - 1;
372     const PAGE_NEGATIVE_MASK: usize = !((Self::PAGE_ADDRESS_SIZE) - 1);
374     const ENTRY_ADDRESS_SIZE: usize = 1 << Self::ENTRY_ADDRESS_SHIFT;
376     const ENTRY_ADDRESS_MASK: usize = Self::ENTRY_ADDRESS_SIZE - Self::PAGE_SIZE;
378     const ENTRY_FLAGS_MASK: usize = !Self::ENTRY_ADDRESS_MASK;
404     unsafe fn write_bytes(address: VirtAddr, value: u8, count: usize) {  in write_bytes()  argument
469     size: usize,
475     pub fn new(start: VirtAddr, size: usize) -> Self {  in new()
518     pub fn size(&self) -> usize {  in size()  argument
524     pub fn set_size(&mut self, size: usize) {  in set_size()  argument
614 pub fn verify_area(addr: VirtAddr, size: usize) -> Result<(), SystemError> {  in verify_area()