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Searched refs:vaddr (Results 1 – 25 of 48) sorted by relevance

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/DragonOS/kernel/src/mm/
H A Dc_adapter.rs38 let vaddr = VirtAddr::new(ptr as usize); in do_kmalloc() localVariable
40 if unlikely(guard.contains_key(&vaddr)) { in do_kmalloc()
43 drop(Vec::from_raw_parts(vaddr.data() as *mut u8, len, cap)); in do_kmalloc()
47 vaddr in do_kmalloc()
51 guard.insert(vaddr, (vaddr, len, cap)); in do_kmalloc()
52 return vaddr.data(); in do_kmalloc()
59 pub unsafe extern "C" fn kfree(vaddr: usize) -> usize { in kfree()
60 let vaddr = VirtAddr::new(vaddr); in kfree() localVariable
62 let p = guard.remove(&vaddr); in kfree()
66 error!("kfree: vaddr {:?} not found in C Allocation Map", vaddr); in kfree()
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H A Dno_init.rs75 let vaddr = VirtAddr::new(p); in allocate_page() localVariable
76 assert!(vaddr.check_aligned(MMArch::PAGE_SIZE)); in allocate_page()
77 return Some(vaddr); in allocate_page()
112 let vaddr = EARLY_IOREMAP_PAGES.lock_irqsave().allocate_page()?; in allocate() localVariable
113 let paddr = MMA::virt_2_phys(vaddr)?; in allocate()
121 let vaddr = MMA::phys_2_virt(address); in free() localVariable
122 if let Some(vaddr) = vaddr { in free()
123 EARLY_IOREMAP_PAGES.lock_irqsave().free_page(vaddr); in free()
143 pub unsafe fn pseudo_map_phys(vaddr: VirtAddr, paddr: PhysAddr, count: PageFrameCount) { in pseudo_map_phys()
146 pseudo_map_phys_with_flags(vaddr, paddr, count, flags); in pseudo_map_phys()
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H A Dmmio_buddy.rs105 fn create_region(&self, vaddr: VirtAddr) -> MmioBuddyAddrRegion { in create_region()
108 let region: MmioBuddyAddrRegion = MmioBuddyAddrRegion::new(vaddr); in create_region()
125 fn give_back_block(&self, vaddr: VirtAddr, exp: u32) -> Result<i32, SystemError> { in give_back_block()
127 if (vaddr.data() & ((1 << exp) - 1)) != 0 { in give_back_block()
130 let region: MmioBuddyAddrRegion = self.create_region(vaddr); in give_back_block()
151 let vaddr = self.calculate_block_vaddr(region.vaddr, exp - 1); in split_block() localVariable
152 let new_region: MmioBuddyAddrRegion = self.create_region(vaddr); in split_block()
334 fn calculate_block_vaddr(&self, vaddr: VirtAddr, exp: u32) -> VirtAddr { in calculate_block_vaddr()
335 return VirtAddr::new(vaddr.data() ^ (1 << exp as usize)); in calculate_block_vaddr()
352 vaddr: VirtAddr, in pop_buddy_block()
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H A Dearly_ioremap.rs112 let vaddr = Self::idx_to_virt(start_slot); in map() localVariable
118 unsafe { pseudo_map_phys_ro(vaddr, phys, page_count) } in map()
120 unsafe { pseudo_map_phys(vaddr, phys, page_count) } in map()
137 return Ok((vaddr, map_size)); in map()
178 let vaddr = Self::idx_to_virt(idx); in unmap() localVariable
182 unsafe { pseudo_unmap_phys(vaddr, count) }; in unmap()
H A Dkernel_mapper.rs104 mut vaddr: VirtAddr, in map_phys_with_size()
117 let flusher = self.mapper.map_phys(vaddr, paddr, flags).unwrap(); in map_phys_with_size()
123 vaddr += MMArch::PAGE_SIZE; in map_phys_with_size()
H A Dmmio.h5 extern int rs_mmio_release(uint64_t vaddr, uint64_t length);
/DragonOS/kernel/src/debug/
H A Dkallsyms.c20 #define symbol_to_write(vaddr, tv, etv) \ argument
21 ((vaddr < tv || vaddr > etv) ? 0 : 1)
29 uint64_t vaddr; member
61 int retval = sscanf(str, "%llx %c %512c", &entry->vaddr, &entry->type, symbol_name); in read_symbol()
119 text_vaddr = symbol_table[i].vaddr; in read_map()
121 etext_vaddr = symbol_table[i].vaddr; in read_map()
146 if (!symbol_to_write(symbol_table[i].vaddr, text_vaddr, etext_vaddr)) in generate_result()
149 if (symbol_table[i].vaddr == last_vaddr) in generate_result()
153 printf("\t.quad\t%#llx\n", symbol_table[i].vaddr); in generate_result()
156 last_vaddr = symbol_table[i].vaddr; in generate_result()
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/DragonOS/kernel/src/driver/firmware/efi/
H A Dmemmap.rs19 pub(super) vaddr: Option<VirtAddr>, field
38 vaddr: None,
49 return self.vaddr.map(|v| v + self.size); in map_end_vaddr()
79 if unlikely(self.inner.vaddr.unwrap_or(VirtAddr::new(0)).is_null()) { in next()
83 let vaddr = self.inner.vaddr? + self.offset; in next() localVariable
85 let res = unsafe { *(vaddr.data() as *const Self::Item) }; in next()
117 let mut vaddr = EarlyIoRemap::map( in do_efi_memmap_init() localVariable
122 .map(|(vaddr, _)| vaddr)?; in do_efi_memmap_init()
124 vaddr += offset; in do_efi_memmap_init()
126 inner_guard.mmap.vaddr = Some(vaddr); in do_efi_memmap_init()
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H A Dtables.rs108 let vaddr = EarlyIoRemap::map_not_aligned(prev_paddr, MMArch::PAGE_SIZE, true) in parse_config_tables() localVariable
118 (vaddr.data() as *const LinuxEFIMemReserveTable) in parse_config_tables()
133 EarlyIoRemap::unmap(vaddr).unwrap(); in parse_config_tables()
139 (vaddr.data() as *const LinuxEFIMemReserveTable).add(1) in parse_config_tables()
150 EarlyIoRemap::unmap(vaddr).unwrap(); in parse_config_tables()
156 EarlyIoRemap::unmap(vaddr).unwrap(); in parse_config_tables()
403 let vaddr = EarlyIoRemap::map_not_aligned(table_paddr, table_map_size, true); in match_table() localVariable
405 if let Err(e) = vaddr { in match_table()
409 Some(vaddr.unwrap()) in match_table()
416 if let Some(vaddr) = vendor_table_vaddr { in match_table()
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/DragonOS/kernel/src/arch/x86_64/process/
H A Dtable.rs63 unsafe fn set_tss_descriptor(index: u16, vaddr: VirtAddr) { in set_tss_descriptor()
69 let vaddr = vaddr.data() as u64; in set_tss_descriptor() localVariable
71 | ((vaddr & 0xffff) << 16) in set_tss_descriptor()
72 | (((vaddr >> 16) & 0xff) << 32) in set_tss_descriptor()
74 | (((vaddr >> 24) & 0xff) << 56); in set_tss_descriptor()
75 gdt[index as usize + 1] = (vaddr >> 32) & 0xffffffff; in set_tss_descriptor()
/DragonOS/docs/kernel/memory_management/
H A Dmmio.md93 │ │ │ list │ │ │ vaddr │ │ vaddr │ │
149 vaddr: u64,
162 …;&emsp;`MmioFreeRegionList`中的元素类型为`MmioBuddyAddrRegion`结构体，`MmioBuddyAddrRegion`记录了内存块的起始地址（vaddr）。
170 | __create_region(&self, vaddr) | 将虚拟地址传入，创建新的内存块地址结构体 …
171 | __give_back_block(&self, vaddr, exp) | 将地址为vaddr，幂为exp的内存块归还给buddy …
176 | __buddy_block_vaddr(&self, vaddr, exp) | 根据地址和内存块大小，计算伙伴块虚拟内存的地址 …
177 | __pop_buddy_block( &self, vaddr,exp,list_guard) | 寻找并弹出指定内存块的伙伴块 …
189 | mmio_release(vaddr, length) | 取消地址为vaddr，大小为length的mmio的映射并将其归还到buddy中 |
/DragonOS/kernel/src/driver/virtio/
H A Dvirtio_impl.rs56 vaddr: NonNull<u8>, in dma_dealloc()
66 let vaddr = VirtAddr::new(vaddr.as_ptr() as usize); in dma_dealloc() localVariable
70 .remap(vaddr, kernel_page_flags(vaddr)) in dma_dealloc()
96 let vaddr = VirtAddr::new(buffer.as_ptr() as *mut u8 as usize); in share() localVariable
99 return MMArch::virt_2_phys(vaddr).unwrap().data(); in share()
H A Dtransport_pci.rs455 vaddr: VirtAddr,
494 Self::Misaligned { vaddr, alignment } => write!( in fmt()
497 vaddr, alignment in fmt()
532 let vaddr = (bar_info in get_bar_region() localVariable
536 if vaddr.data() % align_of::<T>() != 0 { in get_bar_region()
538 vaddr, in get_bar_region()
542 let vaddr = NonNull::new(vaddr.data() as *mut u8).unwrap(); in get_bar_region() localVariable
543 Ok(vaddr.cast()) in get_bar_region()
H A Dtransport_mmio.rs53 let vaddr = mmio_guard.vaddr() + page_offset; in new() localVariable
54 let header = NonNull::new(vaddr.data() as *mut VirtIOHeader).unwrap(); in new()
/DragonOS/kernel/src/driver/net/
H A Ddma.rs47 pub unsafe fn dma_dealloc(paddr: usize, vaddr: NonNull<u8>, pages: usize) -> i32 { in dma_dealloc()
55 let vaddr = VirtAddr::new(vaddr.as_ptr() as usize); in dma_dealloc() localVariable
59 .remap(vaddr, kernel_page_flags(vaddr)) in dma_dealloc()
/DragonOS/kernel/src/arch/x86_64/include/asm/
H A Dasm.h333 static __always_inline void __write8b(uint64_t vaddr, uint64_t value) in __write8b() argument
335 asm volatile("movq %%rdx, 0(%%rax)" ::"a"(vaddr), "d"(value) in __write8b()
346 static __always_inline void __write4b(uint64_t vaddr, uint32_t value) in __write4b() argument
348 asm volatile("movl %%edx, 0(%%rax)" ::"a"(vaddr), "d"(value) in __write4b()
359 static __always_inline uint64_t __read8b(uint64_t vaddr) in __read8b() argument
364 : "a"(vaddr) in __read8b()
376 static __always_inline uint32_t __read4b(uint64_t vaddr) in __read4b() argument
381 : "a"(vaddr) in __read4b()
/DragonOS/kernel/src/arch/riscv64/driver/
H A Dof.rs34 let vaddr = mmio_guard.vaddr() + offset; in map_fdt() localVariable
37 bp_guard.arch.fdt_vaddr.replace(vaddr); in map_fdt()
/DragonOS/kernel/src/arch/riscv64/mm/
H A Dinit.rs110 let vaddr = unsafe { MMArch::phys_2_virt(paddr) }.unwrap(); in riscv_mm_init() localVariable
111 let flags = kernel_page_flags::<MMArch>(vaddr).set_execute(true); in riscv_mm_init()
114 .map_phys(vaddr, paddr, flags) in riscv_mm_init()
189 let vaddr = VirtAddr::new(base.data() + i * MMArch::PAGE_SIZE); in remap_at_low_address() localVariable
190 let flags = kernel_page_flags::<MMArch>(vaddr).set_execute(true); in remap_at_low_address()
193 .map_phys(vaddr, paddr, flags) in remap_at_low_address()
210 let vaddr = VirtAddr::new(base.data() + i * MMArch::PAGE_SIZE); in unmap_at_low_address() localVariable
214 .unmap_phys(vaddr, true) in unmap_at_low_address()
/DragonOS/kernel/src/ipc/
H A Dsyscall.rs308 pub fn shmat(id: ShmId, vaddr: VirtAddr, shmflg: ShmFlags) -> Result<usize, SystemError> { in shmat()
317 let r = match vaddr.data() { in shmat()
323 .find_free(vaddr, size) in shmat()
352 .contains(vaddr) in shmat()
354 if vma.lock_irqsave().region().start() != vaddr { in shmat()
359 let _ = UserBufferReader::new(vaddr.data() as *const u8, size, true)?; in shmat()
365 .translate(vaddr) in shmat()
375 let mut virt = VirtPageFrame::new(vaddr); in shmat()
400 vaddr.data() in shmat()
420 pub fn shmdt(vaddr: VirtAddr) -> Result<usize, SystemError> { in shmdt()
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/DragonOS/kernel/src/arch/riscv64/interrupt/
H A Dhandle.rs151 let vaddr = trap_frame.badaddr; in do_trap_insn_page_fault() localVariable
156 vaddr, cause, epc in do_trap_insn_page_fault()
165 let vaddr = trap_frame.badaddr; in do_trap_load_page_fault() localVariable
170 vaddr, cause in do_trap_load_page_fault()
/DragonOS/kernel/src/arch/x86_64/smp/
H A Dmod.rs41 vaddr: usize, field
49 let vaddr = if let Some(t) = smp_cpu_manager() in smp_ap_start() localVariable
61 let v = ApStartStackInfo { vaddr }; in smp_ap_start()
72 off_rsp = const(offset_of!(ApStartStackInfo, vaddr)), in smp_init_switch_stack()
270 let vaddr = unsafe { in arch_init() localVariable
273 let ptr = vaddr.data() as *mut u64; in arch_init()
/DragonOS/kernel/src/libs/lib_ui/
H A Dscreen_manager.rs125 vaddr: VirtAddr, in new_device_buffer()
135 buf: ScmBuffer::DeviceBuffer(vaddr), in new_device_buffer()
167 ScmBuffer::DeviceBuffer(vaddr) => { in copy_from_nonoverlapping()
170 unsafe { core::slice::from_raw_parts_mut(vaddr.data() as *mut u8, len) }; in copy_from_nonoverlapping()
172 ScmBuffer::DeviceBuffer(vaddr) => { in copy_from_nonoverlapping()
174 unsafe { core::slice::from_raw_parts(vaddr.data() as *const u8, len) }; in copy_from_nonoverlapping()
187 ScmBuffer::DeviceBuffer(vaddr) => { in copy_from_nonoverlapping()
190 core::slice::from_raw_parts(vaddr.data() as *const u8, len) in copy_from_nonoverlapping()
/DragonOS/kernel/src/driver/video/
H A Dmod.rs91 let buf_vaddr = mmio_guard.vaddr(); in init_frame_buffer()
97 if let ScmBuffer::DeviceBuffer(vaddr) = &mut (frame_buffer_info_guard).buf { in init_frame_buffer()
98 *vaddr = buf_vaddr; in init_frame_buffer()
271 if let ScmBuffer::DeviceBuffer(vaddr) = manager.device_buffer().buf { in run()
272 let p: *mut u8 = vaddr.as_ptr(); in run()
/DragonOS/kernel/crates/klog_types/src/
H A Dlib.rs130 pub vaddr: Option<usize>, field
135 pub fn new(layout: core::alloc::Layout, vaddr: Option<usize>, paddr: Option<usize>) -> Self { in new()
138 vaddr, in new()
150 &format_args!("{:#x}", *self.vaddr.as_ref().unwrap_or(&0)), in fmt()
/DragonOS/kernel/src/arch/x86_64/mm/
H A Dmod.rs299 if let Some(vaddr) = phys.data().checked_add(Self::PHYS_OFFSET) { in phys_2_virt()
300 return Some(VirtAddr::new(vaddr)); in phys_2_virt()
505 let vaddr = unsafe { MMArch::phys_2_virt(paddr) }.unwrap(); in allocator_init() localVariable
506 let flags = kernel_page_flags::<MMArch>(vaddr); in allocator_init()
509 .map_phys(vaddr, paddr, flags) in allocator_init()
599 let vaddr = unsafe { MMArch::phys_2_virt(paddr).unwrap() }; in test_buddy() localVariable
602 vaddr.data() as *mut u8, in test_buddy()
714 let vaddr = VirtAddr::new(i * MMArch::PAGE_SIZE); in remap_at_low_address() localVariable
715 let flags = kernel_page_flags::<MMArch>(vaddr); in remap_at_low_address()
718 .map_phys(vaddr, paddr, flags) in remap_at_low_address()
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