in gui app, can recv keyboard and mouse info

os/src/boards/qemu.rs

@@ -16,6 +16,7 @@ pub const VIRT_UART: usize = 0x1000_0000;
 use crate::drivers::block::BLOCK_DEVICE;
 use crate::drivers::chardev::{CharDevice, UART};
 use crate::drivers::plic::{IntrTargetPriority, PLIC};
+use crate::drivers::{KEYBOARD_DEVICE, MOUSE_DEVICE};
 
 pub fn device_init() {
     use riscv::register::sie;
@@ -25,7 +26,8 @@ pub fn device_init() {
     let machine = IntrTargetPriority::Machine;
     plic.set_threshold(hart_id, supervisor, 0);
     plic.set_threshold(hart_id, machine, 1);
-    for intr_src_id in [8usize, 10] {
+    //irq nums: 5 keyboard, 6 mouse, 8 block, 10 uart
+    for intr_src_id in [5usize, 6, 8 , 10] {
         plic.enable(hart_id, supervisor, intr_src_id);
         plic.set_priority(intr_src_id, 1);
     }
@@ -38,6 +40,8 @@ pub fn irq_handler() {
     let mut plic = unsafe { PLIC::new(VIRT_PLIC) };
     let intr_src_id = plic.claim(0, IntrTargetPriority::Supervisor);
     match intr_src_id {
+        5 => KEYBOARD_DEVICE.handle_irq(),
+        6 => MOUSE_DEVICE.handle_irq(),
         8 => BLOCK_DEVICE.handle_irq(),
         10 => UART.handle_irq(),
         _ => panic!("unsupported IRQ {}", intr_src_id),

os/src/drivers/input/mod.rs

@@ -21,7 +21,7 @@ const VIRTIO6: usize = 0x10006000;
 struct VirtIOINPUT(UPIntrFreeCell<VirtIOInput<'static>>);
 
 pub trait INPUTDevice: Send + Sync + Any {
-    fn handler_interrupt(&self);
+    fn handle_irq(&self);
 }
 
 lazy_static::lazy_static!(
@@ -38,7 +38,7 @@ impl VirtIOINPUT {
 }
 
 impl INPUTDevice for VirtIOINPUT {
-    fn handler_interrupt(&self) {
+    fn handle_irq(&self) {
         let mut input = self.0.exclusive_access();
         input.ack_interrupt();
         let event = input.pop_pending_event().unwrap();