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Small Fix && cargo fmt

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This commit is contained in:
Yifan Wu 2022-01-22 12:40:54 -08:00
parent c9583b0f53
commit ae3ba9c26f
83 changed files with 1085 additions and 1079 deletions
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50
os/src/trap/mod.rs
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@ -1,28 +1,18 @@
mod context;
use riscv::register::{
mtvec::TrapMode,
stvec,
scause::{
self,
Trap,
Exception,
Interrupt,
},
stval,
sie,
};
use crate::config::TRAMPOLINE;
use crate::syscall::syscall;
use crate::task::{
exit_current_and_run_next,
current_trap_cx, current_trap_cx_user_va, current_user_token, exit_current_and_run_next,
suspend_current_and_run_next,
current_user_token,
current_trap_cx,
current_trap_cx_user_va,
};
use crate::timer::{set_next_trigger, check_timer};
use crate::config::TRAMPOLINE;
use core::arch::{global_asm, asm};
use crate::timer::{check_timer, set_next_trigger};
use core::arch::{asm, global_asm};
use riscv::register::{
mtvec::TrapMode,
scause::{self, Exception, Interrupt, Trap},
sie, stval, stvec,
};
global_asm!(include_str!("trap.S"));
@ -43,7 +33,9 @@ fn set_user_trap_entry() {
}
pub fn enable_timer_interrupt() {
unsafe { sie::set_stimer(); }
unsafe {
sie::set_stimer();
}
}
#[no_mangle]
@ -62,12 +54,12 @@ pub fn trap_handler() -> ! {
cx = current_trap_cx();
cx.x[10] = result as usize;
}
Trap::Exception(Exception::StoreFault) |
Trap::Exception(Exception::StorePageFault) |
Trap::Exception(Exception::InstructionFault) |
Trap::Exception(Exception::InstructionPageFault) |
Trap::Exception(Exception::LoadFault) |
Trap::Exception(Exception::LoadPageFault) => {
Trap::Exception(Exception::StoreFault)
| Trap::Exception(Exception::StorePageFault)
| Trap::Exception(Exception::InstructionFault)
| Trap::Exception(Exception::InstructionPageFault)
| Trap::Exception(Exception::LoadFault)
| Trap::Exception(Exception::LoadPageFault) => {
println!(
"[kernel] {:?} in application, bad addr = {:#x}, bad instruction = {:#x}, kernel killed it.",
scause.cause(),
@ -88,7 +80,11 @@ pub fn trap_handler() -> ! {
suspend_current_and_run_next();
}
_ => {
panic!("Unsupported trap {:?}, stval = {:#x}!", scause.cause(), stval);
panic!(
"Unsupported trap {:?}, stval = {:#x}!",
scause.cause(),
stval
);
}
}
trap_return();