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Clean up context switch code.

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This commit is contained in:
Stephen Marz 2020-05-17 17:30:10 -04:00
parent ba661749fc
commit e811451879
1 changed files with 0 additions and 16 deletions
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16
risc_v/src/trap.rs
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@ -52,26 +52,10 @@ extern "C" fn m_trap(epc: usize,
// process to run. // process to run.
// Machine timer // Machine timer
let new_frame = schedule(); let new_frame = schedule();
// let p = frame as *const TrapFrame;
// println!(
// "CTX Startup {}, pc = {:x}",
// (*p).pid,
// (*p).pc
// );
// print!(" ");
// for i in 1..32 {
// if i % 4 == 0 {
// println!();
// print!(" ");
// }
// print!("{:2}:{:08x} ", i, (*p).regs[i]);
// }
// println!();
schedule_next_context_switch(1); schedule_next_context_switch(1);
if new_frame != 0 { if new_frame != 0 {
rust_switch_to_user(new_frame); rust_switch_to_user(new_frame);
} }
}, },
11 => { 11 => {
// Machine external (interrupt from Platform Interrupt Controller (PLIC)) // Machine external (interrupt from Platform Interrupt Controller (PLIC))