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set correct virtio-blk irq num --> 8, now exec syscall can read file correctly, and shell can work again

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This commit is contained in:
Yu Chen 2022-06-20 23:30:42 +08:00
parent c348cbdbfa
commit 45c2caf564
2 changed files with 6 additions and 6 deletions
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8
os/src/boards/qemu.rs
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@ -1,10 +1,10 @@
pub const CLOCK_FREQ: usize = 12500000;
pub const MMIO: &[(usize, usize)] = &[
// (0x0010_0000, 0x00_2000), // VIRT_TEST/RTC in virt machine
// (0x0010_0000, 0x00_2000), // VIRT_TEST/RTC in virt machine
(0x2000000, 0x10000),
(0xc000000, 0x210000), // VIRT_PLIC in virt machine
(0x10000000, 0x9000), // VIRT_UART0 with GPU in virt machine
(0x10000000, 0x9000), // VIRT_UART0 with GPU in virt machine
];
pub type BlockDeviceImpl = crate::drivers::block::VirtIOBlock;
@ -25,7 +25,7 @@ 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 [1usize, 10] {
for intr_src_id in [8usize, 10] {
plic.enable(hart_id, supervisor, intr_src_id);
plic.set_priority(intr_src_id, 1);
}
@ -38,7 +38,7 @@ 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 {
1 => BLOCK_DEVICE.handle_irq(),
8 => BLOCK_DEVICE.handle_irq(),
10 => UART.handle_irq(),
_ => panic!("unsupported IRQ {}", intr_src_id),
}