Extract RTC out of framework

src/Cargo.toml

@@ -11,6 +11,7 @@ component = { path = "services/comp-sys/component" }
 
 [dev-dependencies]
 x86_64 = "0.14.2"
+jinux-time = { path = "services/comps/time" }
 
 [workspace]
 
@@ -23,6 +24,7 @@ members = [
     "services/comps/virtio",
     "services/comps/input",
     "services/comps/block",
+    "services/comps/time",
     "services/libs/jinux-std",
     "services/libs/jinux-rights-proc",
     "services/libs/typeflags",
@@ -32,4 +34,3 @@ members = [
 ]
 
 exclude = ["services/comp-sys/controlled", "services/comp-sys/cargo-component"]
-

src/Components.toml

@@ -5,6 +5,7 @@ pci = { name = "jinux-pci" }
 virtio = { name = "jinux-virtio" }
 input = { name = "jinux-input" }
 block = { name = "jinux-block" }
+time = { name = "jinux-time" }
 main = { name = "jinux" }
 
 [whitelist]

src/framework/jinux-frame/src/device/cmos.rs

@@ -0,0 +1,22 @@
+use acpi::{fadt::Fadt, sdt::Signature};
+use x86_64::instructions::port::{ReadOnlyAccess, WriteOnlyAccess};
+
+use crate::driver::ACPI_TABLES;
+
+use super::io_port::IoPort;
+
+pub static CMOS_ADDRESS: IoPort<u8, WriteOnlyAccess> = unsafe { IoPort::new(0x70) };
+pub static CMOS_DATA: IoPort<u8, ReadOnlyAccess> = unsafe { IoPort::new(0x71) };
+
+pub fn get_century() -> u8 {
+    unsafe {
+        let a = ACPI_TABLES
+            .get()
+            .unwrap()
+            .lock()
+            .get_sdt::<Fadt>(Signature::FADT)
+            .unwrap()
+            .expect("not found FACP in ACPI table");
+        a.century
+    }
+}

src/framework/jinux-frame/src/device/mod.rs

@@ -1,5 +1,6 @@
 //! Device-related APIs.
 
+pub mod cmos;
 pub mod framebuffer;
 pub mod io_port;
 pub mod pci;

src/framework/jinux-frame/src/driver/acpi.rs

@@ -2,17 +2,12 @@ use core::ptr::NonNull;
 
 use crate::{config, vm::paddr_to_vaddr};
 use acpi::{AcpiHandler, AcpiTables};
-use lazy_static::lazy_static;
 use limine::LimineRsdpRequest;
 use log::info;
-use spin::Mutex;
+use spin::{Mutex, Once};
 
-lazy_static! {
 /// RSDP information, key is the signature, value is the virtual address of the signature
-    pub(crate) static ref ACPI_TABLES : Mutex<AcpiTables<AcpiMemoryHandler>> = unsafe{
-        Mutex::new(core::mem::MaybeUninit::zeroed().assume_init())
-    };
-}
+pub static ACPI_TABLES: Once<Mutex<AcpiTables<AcpiMemoryHandler>>> = Once::new();
 
 #[derive(Debug, Clone)]
 pub struct AcpiMemoryHandler {}
@@ -43,12 +38,13 @@ pub fn init() {
         .get()
         .expect("Need RSDP address");
     let rsdp = response.address.as_ptr().unwrap().addr() - config::PHYS_OFFSET;
-    *ACPI_TABLES.lock() =
+    let acpi_tables =
         unsafe { AcpiTables::from_rsdp(AcpiMemoryHandler {}, rsdp as usize).unwrap() };
 
-    let lock = ACPI_TABLES.lock();
-    for (signature, sdt) in lock.sdts.iter() {
+    for (signature, sdt) in acpi_tables.sdts.iter() {
         info!("ACPI found signature:{:?}", signature);
     }
+    ACPI_TABLES.call_once(|| Mutex::new(acpi_tables));
+
     info!("acpi init complete");
 }

src/framework/jinux-frame/src/driver/ioapic.rs

@@ -43,7 +43,7 @@ unsafe impl Sync for IoApicWrapper {}
 pub(crate) static IO_APIC: Once<Mutex<IoApicWrapper>> = Once::new();
 
 pub fn init() {
-    let c = ACPI_TABLES.lock();
+    let c = ACPI_TABLES.get().unwrap().lock();
 
     let platform_info = PlatformInfo::new(&*c).unwrap();
 

src/framework/jinux-frame/src/driver/mod.rs

@@ -1,19 +1,19 @@
 //! Driver for APIC, PIC, PIT etc.
-//! This module should inaccessible by other crate such as std, virtio etc.
 //!
 
 mod acpi;
 mod ioapic;
 mod pic;
-pub(crate) mod rtc;
 mod timer;
 mod xapic;
 
 pub(crate) use self::pic::ack as pic_ack;
 pub(crate) use self::pic::allocate_irq as pic_allocate_irq;
 pub(crate) use self::xapic::ack as xapic_ack;
-use log::info;
 pub(crate) use timer::{add_timeout_list, TimerCallback, TICK};
+pub(crate) use self::acpi::ACPI_TABLES;
+
+use log::info;
 
 pub(crate) fn init() {
     acpi::init();
@@ -28,5 +28,4 @@ pub(crate) fn init() {
     }
     timer::init();
     pic::init();
-    rtc::init();
 }

src/framework/jinux-frame/src/driver/timer/hpet.rs

@@ -105,9 +105,9 @@ impl Hpet {
 
 /// HPET init, need to init IOAPIC before init this function
 pub fn init() -> Result<(), AcpiError> {
-    let c = ACPI_TABLES.lock();
+    let lock = ACPI_TABLES.get().unwrap().lock();
 
-    let hpet_info = HpetInfo::new(&*c)?;
+    let hpet_info = HpetInfo::new(&*lock)?;
 
     // config IO APIC entry
     let hpet = Hpet::new(hpet_info.base_address);

src/framework/jinux-frame/src/lib.rs

@@ -25,7 +25,6 @@ pub mod logger;
 pub mod prelude;
 pub mod sync;
 pub mod task;
-pub mod time;
 pub mod timer;
 pub mod trap;
 pub mod user;

src/services/comps/time/Cargo.toml

@@ -0,0 +1,14 @@
+[package]
+name = "jinux-time"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+jinux-frame = { path = "../../../framework/jinux-frame" }
+component = { path = "../../comp-sys/component" }
+log = "0.4"
+spin = "0.9.4"
+
+[features]

src/services/comps/time/src/lib.rs

@@ -1,8 +1,21 @@
-use crate::driver::rtc::{get_cmos, is_updating, read, CENTURY_REGISTER};
-use core::sync::atomic::Ordering::Relaxed;
+//! The frambuffer of jinux
+#![no_std]
+#![forbid(unsafe_code)]
 
-#[derive(Debug, Clone, Copy, Default, PartialEq, Eq, PartialOrd, Ord)]
-pub struct Time {
+use component::{init_component, ComponentInitError};
+use core::sync::atomic::Ordering::Relaxed;
+use rtc::{get_cmos, is_updating, read, CENTURY_REGISTER};
+
+mod rtc;
+
+#[init_component]
+fn time_init() -> Result<(), ComponentInitError> {
+    rtc::init();
+    Ok(())
+}
+
+#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord)]
+pub struct SystemTime {
     century: u8,
     pub year: u16,
     pub month: u8,
@@ -12,7 +25,19 @@ pub struct Time {
     pub second: u8,
 }
 
-impl Time {
+impl SystemTime {
+    pub(crate) const fn zero() -> Self {
+        Self {
+            century: 0,
+            year: 0,
+            month: 0,
+            day: 0,
+            hour: 0,
+            minute: 0,
+            second: 0,
+        }
+    }
+
     pub(crate) fn update_from_rtc(&mut self) {
         while is_updating() {}
         self.second = get_cmos(0x00);
@@ -67,6 +92,6 @@ impl Time {
 }
 
 /// get real time
-pub fn get_real_time() -> Time {
+pub fn get_real_time() -> SystemTime {
     read()
 }

src/services/comps/time/src/rtc.rs

@@ -1,33 +1,18 @@
 use core::sync::atomic::AtomicU8;
 use core::sync::atomic::Ordering::Relaxed;
 
-use acpi::{fadt::Fadt, sdt::Signature};
 use spin::Mutex;
 
-use crate::device::io_port::{IoPort, ReadOnlyAccess, WriteOnlyAccess};
-use crate::time::Time;
+use crate::SystemTime;
 
-use super::acpi::ACPI_TABLES;
-
-static CMOS_ADDRESS: IoPort<u8, WriteOnlyAccess> = unsafe { IoPort::new(0x70) };
-static CMOS_DATA: IoPort<u8, ReadOnlyAccess> = unsafe { IoPort::new(0x71) };
+use jinux_frame::device::cmos::{get_century, CMOS_ADDRESS, CMOS_DATA};
 
 pub(crate) static CENTURY_REGISTER: AtomicU8 = AtomicU8::new(0);
 
-lazy_static::lazy_static! {
-    static ref READ_TIME: Mutex<Time> = Mutex::new(Time::default());
-}
+static READ_TIME: Mutex<SystemTime> = Mutex::new(SystemTime::zero());
 
 pub fn init() {
-    let c = ACPI_TABLES.lock();
-    let r_century = unsafe {
-        let a = c
-            .get_sdt::<Fadt>(Signature::FADT)
-            .unwrap()
-            .expect("not found FACP in ACPI table");
-        a.century
-    };
-    CENTURY_REGISTER.store(r_century, Relaxed);
+    CENTURY_REGISTER.store(get_century(), Relaxed);
 }
 
 pub fn get_cmos(reg: u8) -> u8 {
@@ -40,7 +25,7 @@ pub fn is_updating() -> bool {
     CMOS_DATA.read() & 0x80 != 0
 }
 
-pub fn read() -> Time {
+pub fn read() -> SystemTime {
     update_time();
     READ_TIME.lock().clone()
 }
@@ -48,7 +33,7 @@ pub fn read() -> Time {
 /// read year,month,day and other data
 /// ref: https://wiki.osdev.org/CMOS#Reading_All_RTC_Time_and_Date_Registers
 fn update_time() {
-    let mut last_time: Time;
+    let mut last_time: SystemTime;
 
     let register_b: u8;
     let mut lock = READ_TIME.lock();

src/services/libs/jinux-std/Cargo.toml

@@ -10,6 +10,7 @@ jinux-frame = {path = "../../../framework/jinux-frame"}
 pod = { path = "../../../framework/pod" }
 jinux-input = { path = "../../comps/input" }
 jinux-block = { path = "../../comps/block" }
+jinux-time = { path = "../../comps/time" }
 controlled = { path = "../../comp-sys/controlled" }
 typeflags = { path = "../typeflags" }
 typeflags-util = { path = "../typeflags-util" }

src/services/libs/jinux-std/src/time/system_time.rs

@@ -1,7 +1,6 @@
 use core::time::Duration;
 
 use crate::prelude::*;
-use jinux_frame::time::get_real_time;
 use time::{Date, Month, PrimitiveDateTime, Time};
 
 /// This struct corresponds to `SystemTime` in Rust std.
@@ -21,7 +20,7 @@ impl SystemTime {
 
     /// Returns the current system time
     pub fn now() -> Self {
-        let system_time = get_real_time();
+        let system_time = jinux_time::get_real_time();
         // The get real time result should always be valid
         convert_system_time(system_time).unwrap()
     }
@@ -60,7 +59,7 @@ impl SystemTime {
 }
 
 /// convert jinux_frame::time::Time to System time
-fn convert_system_time(system_time: jinux_frame::time::Time) -> Result<SystemTime> {
+fn convert_system_time(system_time: jinux_time::SystemTime) -> Result<SystemTime> {
     let month = match Month::try_from(system_time.month) {
         Ok(month) => month,
         Err(_) => return_errno_with_message!(Errno::EINVAL, "unknown month in system time"),

src/tests/console_input.rs

@@ -23,7 +23,7 @@ fn panic(info: &PanicInfo) -> ! {
 
 #[test_case]
 fn test_input() {
-    jinux_frame::enable_interrupts();
+    x86_64::instructions::interrupts::enable();
     println!("please input value into console to pass this test");
     jinux_std::driver::tty::register_serial_input_callback(input_callback);
     unsafe {

src/tests/rtc.rs

@@ -7,11 +7,10 @@ extern crate alloc;
 use core::panic::PanicInfo;
 use jinux_frame::println;
 
-static mut INPUT_VALUE: u8 = 0;
-
 #[no_mangle]
 pub extern "C" fn _start() -> ! {
     jinux_frame::init();
+    component::init_all(component::parse_metadata!()).unwrap();
     test_main();
     loop {}
 }
@@ -23,5 +22,5 @@ fn panic(info: &PanicInfo) -> ! {
 
 #[test_case]
 fn test_rtc() {
-    println!("real time:{:?}", jinux_frame::time::get_real_time());
+    println!("real time:{:?}", jinux_time::get_real_time());
 }

src/tests/timer_test.rs

@@ -26,7 +26,7 @@ fn panic(info: &PanicInfo) -> ! {
 
 #[test_case]
 fn test_timer() {
-    jinux_frame::enable_interrupts();
+    x86_64::instructions::interrupts::enable();
     unsafe {
         let timer = Timer::new(timer_callback).unwrap();
         timer.set(Duration::from_secs(1));