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/DragonOS-0.1.9/docs/introduction/
Dfeatures.md7 - [x] 启动引导：Multiboot2
9 - [x] 接口：posix 2008
15 - [x] 页帧分配器
16 - [x] 小对象分配器
17 - [x] VMA
18 - [x] MMIO地址空间自动分配
19 - [x] 页面映射器
20 - [x] 硬件抽象层
21 - [x] 独立的用户地址空间管理机制
22 - [x] C接口兼容层
[all …]
/DragonOS-0.1.9/kernel/src/arch/x86_64/math/
Dbitcount.h9 static __always_inline int __clz(uint32_t x) in __clz() argument
13 : "=a"(x) in __clz()
14 : "a"(x) in __clz()
16 return x; in __clz()
25 static __always_inline int __clzl(unsigned long x) in __clzl() argument
33 : "a"(x) in __clzl()
44 static __always_inline int __clzll(unsigned long long x) in __clzll() argument
52 : "a"(x) in __clzll()
57 static __always_inline int __ctz(uint32_t x) in __ctz() argument
59 asm volatile("tzcnt %%eax, %%eax":"=a"(x):"a"(x):"memory"); in __ctz()
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/DragonOS-0.1.9/kernel/src/common/
Dglib.h33 #define ABS(x) ((x) > 0 ? (x) : -(x)) // 绝对值 argument
35 #define max(x, y) ((x > y) ? (x) : (y)) argument
36 #define min(x, y) ((x < y) ? (x) : (y)) argument
39 #define MASK_HIGH_32bit(x) (x & (0x00000000ffffffffUL)) argument
42 ul round(double x) in round() argument
44 return (ul)(x + 0.5); in round()
Dcompiler.h5 #define likely(x) __builtin_expect(!!(x), 1) argument
6 #define unlikely(x) __builtin_expect(!!(x), 0) argument
122 #define READ_ONCE(x) \ argument
126 typeof(x) __val; \
129 __read_once_size(__u.__c, &(x), sizeof(x)); \
136 #define WRITE_ONCE(x, val) \ argument
140 typeof(x) __val; \
143 __write_once_size(&(x), __u.__c, sizeof(x)); \
Derr.h6 #define IS_ERR_VALUE(x) unlikely((x) >= (uint64_t)-MAX_ERRNO) argument
/DragonOS-0.1.9/docs/community/ChangeLog/
Dindex.rst9 V0.1.x/V0.1.9
10 V0.1.x/V0.1.8
11 V0.1.x/V0.1.7
12 V0.1.x/V0.1.6
13 V0.1.x/V0.1.5
14 V0.1.x/V0.1.4
15 V0.1.x/V0.1.3
16 V0.1.x/V0.1.2
17 V0.1.x/V0.1.1
18 V0.1.x/V0.1.0
/DragonOS-0.1.9/kernel/src/common/math/
Dround.c12 double round(double x) in round() argument
18 } u = {x}; in round()
24 return x; in round()
26 x = -x; in round()
30 FORCE_EVAL(x + toint); in round()
33 y = x + toint - toint - x; in round()
35 y = y + x - 1; in round()
37 y = y + x + 1; in round()
39 y = y + x; in round()
Dpow.c4 int64_t pow(int64_t x, int y) in pow() argument
9 return x; in pow()
11 return x * x; in pow()
16 res *= x; in pow()
18 x *= x; in pow()
Dlibm.h54 #define FORCE_EVAL(x) \ argument
57 if (sizeof(x) == sizeof(float)) \
60 __x = (x); \
63 else if (sizeof(x) == sizeof(double)) \
66 __x = (x); \
72 __x = (x); \
/DragonOS-0.1.9/kernel/src/arch/x86_64/asm/
Dirqflags.rs5 let x: usize; in local_irq_save() localVariable
8 asm!("pushfq; pop {}; cli", out(reg) x, options(nomem, preserves_flags)); in local_irq_save()
10 x in local_irq_save()
15 pub fn local_irq_restore(x: usize) { in local_irq_restore()
17 asm!("push {}; popfq", in(reg) x, options(nomem, preserves_flags)); in local_irq_restore()
Dbitops.rs10 pub fn ffz(x: u64) -> i32 { in ffz()
11 return unsafe { _popcnt64((x & ((!x) - 1)).try_into().unwrap()) }; in ffz()
/DragonOS-0.1.9/kernel/src/arch/x86_64/include/asm/
Dirqflags.h4 #define local_irq_save(x) __asm__ __volatile__("pushfq ; popq %0 ; cli" \ argument
5 : "=g"(x)::"memory")
7 #define local_irq_restore(x) __asm__ __volatile__("pushq %0 ; popfq" ::"g"(x) \ argument
/DragonOS-0.1.9/kernel/src/virt/kvm/
Dmod.rs25 if vm_list.iter().any(|x| x.id == id) { in push_vm()
36 match vm_list.iter().position(|x| x.id == id) { in remove_vm()
52 vm_list.iter().find(|&x| x.id == id).cloned() in vm()
/DragonOS-0.1.9/docs/kernel/locking/
Dspinlock.md50 let x = SpinLock::new(Vec::new());
60 let x :SpinLock<Vec<i32>>= SpinLock::new(Vec::new());
62 let mut g :SpinLockGuard<Vec<i32>>= x.lock();
68 kdebug!("x={:?}", x);
71 kdebug!("x={:?}", x);
Dmutex.md54 let x :Mutex<Vec<i32>>= Mutex::new(Vec::new());
56 let mut g :MutexGuard<Vec<i32>>= x.lock();
62 kdebug!("x={:?}", x);
65 kdebug!("x={:?}", x);
/DragonOS-0.1.9/kernel/src/driver/tty/virtual_terminal/
Dvirtual_console.rs216 self.pos = self.cols * self.state.y + self.state.x; in init()
283 self.state.x = 0; in reset()
526 .con_putc(&self, i as u16, self.state.y as u32, self.state.x as u32); in add_softcursor()
544 self.state.x as u32, in hide_softcursor()
551 fn gotoxay(&mut self, x: i32, y: i32) { in gotoxay()
553 self.gotoxy(x, self.top as i32 + y); in gotoxay()
555 self.gotoxy(x, y) in gotoxay()
560 fn gotoxy(&mut self, x: i32, y: i32) { in gotoxy()
561 if x < 0 { in gotoxy()
562 self.state.x = 0; in gotoxy()
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/DragonOS-0.1.9/docs/kernel/sched/
Dc_waiting.md174 &emsp;&emsp; 函数`completion_init(struct completion *x)`提供了初始化completion的功能。当你使用`DECLARE_COMPLETION_O…
180 | wait_for_completion(struct completion *x) | 将当前进程挂起，并设置挂起状态为PROC_UNINTERRUPTIBLE。 …
181 | wait_for_completion_timeout(struct completion *x, long timeout) | 将当前进程挂起，并设置挂起状态为PROC_UNINTERRU…
182 | wait_for_completion_interruptible(struct completion *x) | 将当前进程挂起，并设置挂起状态为PROC_INTERRUPTIBLE。 …
183 | wait_for_completion_interruptible_timeout(struct completion *x, long timeout) | 将当前进程挂起，并设置挂起状态为P…
184 | wait_for_multicompletion(struct completion x[], int n)| 将当前进程挂起，并设置挂起状态为PROC_UNINTERRUPTIBLE。(等待数…
192 | complete(struct completion *x) | 表明一个事件被完成,从等待队列中唤醒一个进程 |
193 | complete_all(struct completion *x) | 表明与该completion有关的事件被标记为永久完成,并唤醒等待队列中的所有进程 |
199 | completion_done(struct completion *x) | 查询completion的done变量是不是大于0，如果大于0，返回true；否则返回fal…
200 | try_wait_for_completion(struct completion *x) | 查询completion的done变量是不是大于0，如果大于0，返回true(同时令done-…
/DragonOS-0.1.9/kernel/src/driver/base/
Dkset.rs118 kobjects.retain(|x| x.upgrade().is_some()); in leave()
119 let index = kobjects.iter().position(|x| { in leave()
120 if let Some(x) = x.upgrade() { in leave()
121 return Arc::ptr_eq(&x, kobj); in leave()
126 let x = kobjects.remove(index); in leave() localVariable
127 let x = x.upgrade().unwrap(); in leave() localVariable
129 x.set_kset(None); in leave()
137 kobjects.retain(|x| x.upgrade().is_some()); in cleanup_weak()
/DragonOS-0.1.9/kernel/src/driver/base/device/
Ddevice_number.rs21 pub const fn new(x: u32) -> Self { in new()
22 Major(x) in new()
64 fn from(x: u32) -> Self { in from()
65 Self { data: x } in from()
/DragonOS-0.1.9/kernel/src/libs/
Dcasting.rs66 let x: Arc<dyn Any> = self.as_any_arc(); in downcast_arc() localVariable
67 if x.is::<T>() { in downcast_arc()
69 let p = Arc::into_raw(x); in downcast_arc()
Dint_like.rs39 pub const fn from(x: $backing_type) -> Self {
40 $new_type_name(x)
44 pub const fn new(x: $backing_type) -> Self {
45 Self::from(x)
67 pub const fn new(x: $new_type_name) -> Self {
69 container: $backing_atomic_type::new(x.into()),
/DragonOS-0.1.9/kernel/src/arch/riscv64/asm/
Dirqflags.h4 #define local_irq_save(x) \ argument
9 #define local_irq_restore(x) \ argument
Dbitops.rs7 pub fn ffz(x: u64) -> i32 { in ffz()
8 (!x).trailing_zeros() as i32 in ffz()
/DragonOS-0.1.9/kernel/src/arch/riscv64/include/asm/
Dirqflags.h4 #define local_irq_save(x) \ argument
9 #define local_irq_restore(x) \ argument
/DragonOS-0.1.9/kernel/crates/unified-init/src/
Dmain.rs30 fn x() -> Result<(), SystemError> { in no_element_ne() function
42 fn x() -> Result<(), SystemError> { in one_element() function
53 fn x() -> Result<(), SystemError> { in two_elements() function

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