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Add gettime to syscalls

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Stephen Marz 2020-05-24 13:34:39 -04:00
parent 4535739f00
commit f5e647de0d
1 changed files with 5 additions and 0 deletions
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5
risc_v/src/syscall.rs
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@ -204,6 +204,11 @@ pub unsafe fn do_syscall(mepc: usize, frame: *mut TrapFrame) -> usize {
// println!("TX: {} {} {} {} {}", dev, x, y, width, height); // println!("TX: {} {} {} {} {}", dev, x, y, width, height);
gpu::transfer(dev, x, y, width, height); gpu::transfer(dev, x, y, width, height);
mepc + 4
},
1062 => {
// gettime
(*frame).regs[Registers::A0 as usize] = crate::cpu::get_mtime();
mepc + 4 mepc + 4
} }
_ => { _ => {