feat: ready to support multiccore

.cargo/config.toml

@@ -11,6 +11,7 @@ rustflags = [
     '-Clink-arg=-no-pie',
     '--cfg=board="qemu"',
     '-Zunstable-options',
+    '-Ztls-model=local-exec',
     # '--cfg=driver="kvirtio,kgoldfish-rtc,ns16550a"',
     # '--extern=force:kernel'
     # '-Zunstable-options',

Makefile

@@ -50,7 +50,7 @@ K210-SERIALPORT	= /dev/ttyUSB0
 K210-BURNER	= tools/k210/kflash.py
 QEMU_EXEC += -m 1G\
 			-nographic \
-			-smp 1 \
+			-smp 2 \
 			-D qemu.log -d in_asm,int,pcall,cpu_reset,guest_errors
 
 ifeq ($(RELEASE), release)

kernel/src/main.rs

@@ -30,9 +30,10 @@ mod tasks;
 mod user;
 
 use arch::addr::{PhysPage, VirtPage};
+use arch::multicore::MultiCore;
 use arch::{
-    arch_entry, arch_interrupt, disable_irq, enable_irq, get_mem_areas, PageAlloc, TrapFrame,
-    TrapFrameArgs, TrapType, VIRT_ADDR_START,
+    disable_irq, enable_irq, get_mem_areas, PageAlloc, TrapFrame, TrapFrameArgs, TrapType,
+    VIRT_ADDR_START,
 };
 use devices::{self, get_int_device};
 use executor::current_task;
@@ -60,7 +61,7 @@ impl PageAlloc for PageAllocImpl {
     }
 }
 
-#[arch_interrupt]
+#[arch::arch_interrupt]
 /// Handle kernel interrupt
 fn kernel_interrupt(cx_ref: &mut TrapFrame, trap_type: TrapType) {
     match trap_type {
@@ -71,7 +72,7 @@ fn kernel_interrupt(cx_ref: &mut TrapFrame, trap_type: TrapType) {
                 panic!("kernel error: {:#x}", addr);
             }
             // judge whether it is trigger by a user_task handler.
-            if let Some(task) = current_task().as_any().downcast::<UserTask>().ok() {
+            if let Some(task) = current_task().downcast_arc::<UserTask>().ok() {
                 let cx_ref = task.force_cx_ref();
                 if task.pcb.is_locked() {
                     // task.pcb.force_unlock();
@@ -81,7 +82,7 @@ fn kernel_interrupt(cx_ref: &mut TrapFrame, trap_type: TrapType) {
                 }
                 user_cow_int(task, cx_ref, addr);
             } else {
-                panic!("page fault: {:?}", trap_type);
+                panic!("page fault: {:#x?}", trap_type);
             }
         }
         TrapType::IllegalInstruction(addr) => {
@@ -129,8 +130,8 @@ fn kernel_interrupt(cx_ref: &mut TrapFrame, trap_type: TrapType) {
     };
 }
 
-#[arch_entry]
 /// The kernel entry
+#[arch::arch_entry]
 fn main(hart_id: usize) {
     disable_irq();
     if hart_id == 0 {
@@ -156,6 +157,9 @@ fn main(hart_id: usize) {
 
         info!("program size: {}KB", (end as usize - start as usize) / 1024);
 
+        // Boot all application core.
+        MultiCore::boot_all();
+
         devices::prepare_drivers();
 
         if let Some(fdt) = arch::get_fdt() {
@@ -210,6 +214,10 @@ fn main(hart_id: usize) {
 
         // init kernel threads and async executor
         tasks::init();
+        loop {
+            arch::wfi()
+        }
+        tasks::run_tasks();
 
         println!("Task All Finished!");
     } else {
@@ -219,9 +227,9 @@ fn main(hart_id: usize) {
         hal::interrupt::init();
 
         // enable_irq();
-
-        loop {
-            info!("aux core");
-        }
+        enable_irq();
+        // loop { arch::wfi() }
+        tasks::run_tasks();
+        info!("shutdown ap core");
     }
 }

kernel/src/syscall/fd.rs

@@ -7,7 +7,7 @@ use vfscore::FileType;
 use alloc::sync::Arc;
 use arch::addr::VirtAddr;
 use bit_field::BitArray;
-use executor::{yield_now, AsyncTask};
+use executor::yield_now;
 use fs::pipe::create_pipe;
 use fs::{OpenFlags, PollEvent, PollFd, SeekFrom, Stat, StatFS, StatMode, TimeSpec, UTIME_NOW};
 use log::debug;
@@ -479,7 +479,7 @@ impl UserTaskContainer {
         );
         let cmd = FromPrimitive::from_usize(cmd).ok_or(LinuxError::EINVAL)?;
         let file = self.task.get_fd(fd).ok_or(LinuxError::EBADF)?;
-        debug!("[task {}] fcntl: {:?}", self.task.get_task_id(), cmd);
+        debug!("[task {}] fcntl: {:?}", self.tid, cmd);
         match cmd {
             FcntlCmd::DUPFD | FcntlCmd::DUPFDCLOEXEC => self.sys_dup(fd).await,
             FcntlCmd::GETFD => Ok(1),

kernel/src/syscall/socket.rs

@@ -3,7 +3,7 @@ use core::net::{Ipv4Addr, SocketAddrV4};
 
 use alloc::sync::Arc;
 use devices::get_net_device;
-use executor::{yield_now, AsyncTask};
+use executor::yield_now;
 use log::{debug, warn};
 use lose_net_stack::connection::NetServer;
 use lose_net_stack::net_trait::NetInterface;
@@ -340,11 +340,7 @@ impl UserTaskContainer {
             socket_addr.family = 2;
             socket_addr.addr = *socket_address.ip();
             socket_addr.in_port = socket_address.port().to_be();
-            debug!(
-                "[task {}] socket address: {:?}",
-                self.task.get_task_id(),
-                socket_address
-            );
+            debug!("[task {}] socket address: {:?}", self.tid, socket_address);
         }
         Ok(0)
     }

kernel/src/syscall/task.rs

@@ -476,10 +476,10 @@ impl UserTaskContainer {
             new_tcb.cx[TrapFrameArgs::TLS] = tls;
         }
         if flags.contains(CloneFlags::CLONE_PARENT_SETTID) {
-            *ptid.get_mut() = new_task.get_task_id() as _;
+            *ptid.get_mut() = new_task.task_id as _;
         }
         if flags.contains(CloneFlags::CLONE_CHILD_SETTID) && ctid.is_valid() {
-            *ctid.get_mut() = new_task.get_task_id() as _;
+            *ctid.get_mut() = new_task.task_id as _;
         }
         new_tcb.exit_signal = sig as u8;
         drop(new_tcb);
@@ -529,14 +529,13 @@ impl UserTaskContainer {
 
             debug!(
                 "wait ok: {}  waiter: {}",
-                child_task.get_task_id(),
-                self.task.get_task_id()
+                child_task.task_id, self.task.task_id
             );
             self.task
                 .pcb
                 .lock()
                 .children
-                .retain(|x| x.task_id != child_task.get_task_id());
+                .retain(|x| x.task_id != child_task.task_id);
             debug!("wait pid: {}", child_task.exit_code().unwrap());
 
             if status.is_valid() {
@@ -565,7 +564,7 @@ impl UserTaskContainer {
                         *status.get_mut() = (t1 as i32) << 8;
                     }
                     // TIPS: This is a small change.
-                    Ok(child_task.get_task_id())
+                    Ok(child_task.task_id)
                     // Ok(0)
                 }
                 None => Ok(0),
@@ -616,7 +615,7 @@ impl UserTaskContainer {
             .parent
             .read()
             .upgrade()
-            .map(|x| x.get_task_id())
+            .map(|x| x.task_id)
             .ok_or(LinuxError::EPERM)
     }
 
@@ -786,11 +785,11 @@ impl UserTaskContainer {
             false => TASK_QUEUE
                 .lock()
                 .iter()
-                .find(|x| x.get_task_id() == pid)
-                .map(|x| x.clone())
+                .find(|x| x.task.get_task_id() == pid)
                 .ok_or(LinuxError::ESRCH)?
-                .as_any()
-                .downcast::<UserTask>()
+                .task
+                .clone()
+                .downcast_arc::<UserTask>()
                 .ok(),
         };
 
@@ -811,11 +810,7 @@ impl UserTaskContainer {
         let parent = self.task.parent.read().clone();
 
         if let Some(parent) = parent.upgrade() {
-            parent
-                .pcb
-                .lock()
-                .children
-                .retain(|x| x.get_task_id() != self.task.get_task_id());
+            parent.pcb.lock().children.retain(|x| x.task_id != self.tid);
             *self.task.parent.write() = Weak::<UserTask>::new();
         }
         Ok(0)

kernel/src/tasks/initproc.rs

@@ -5,7 +5,7 @@ use alloc::{
     vec::Vec,
 };
 use arch::debug::DebugConsole;
-use executor::{current_task, yield_now, FUTURE_LIST, TASK_QUEUE};
+use executor::{current_task, task::TaskType, yield_now, TASK_QUEUE};
 use frame_allocator::get_free_pages;
 use fs::{
     dentry::{dentry_open, dentry_root, DentryNode},
@@ -58,17 +58,7 @@ fn clear() {
 async fn kill_all_tasks() {
     TASK_QUEUE
         .lock()
-        .iter()
-        .for_each(|x| match x.clone().as_any().downcast::<UserTask>() {
-            Ok(user_task) => {
-                user_task.exit(0);
-                FUTURE_LIST.lock().remove(&user_task.task_id);
-            }
-            Err(_) => {}
-        });
-    TASK_QUEUE
-        .lock()
-        .retain(|x| x.clone().as_any().downcast::<UserTask>().is_err());
+        .retain(|x| x.task_type != TaskType::MonolithicTask);
 }
 
 async fn run_libc_test() -> bool {
@@ -143,7 +133,7 @@ async fn file_command(cmd: &str) {
                 if TASK_QUEUE
                     .lock()
                     .iter()
-                    .find(|x| x.get_task_id() == task_id)
+                    .find(|x| x.task.get_task_id() == task_id)
                     .is_none()
                 {
                     break;