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54 lines
1.3 KiB
54 lines
1.3 KiB
use memory::MemorySet;
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use spin::Once;
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use sync::SpinNoIrqLock;
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use core::slice;
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use alloc::String;
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use self::process::*;
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pub use self::processor::*;
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mod process;
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mod processor;
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mod scheduler;
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pub fn init(mut ms: MemorySet) {
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PROCESSOR.call_once(|| {
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SpinNoIrqLock::new({
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let initproc = Process::new_init(ms);
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let idleproc = Process::new("idle", idle_thread, 0);
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let mut processor = Processor::new();
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processor.add(initproc);
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processor.add(idleproc);
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processor
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})});
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}
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pub static PROCESSOR: Once<SpinNoIrqLock<Processor>> = Once::new();
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extern fn idle_thread(arg: usize) -> ! {
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loop {
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println!("idle ...");
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let mut i = 0;
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while i < 1 << 22 {
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i += 1;
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}
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}
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}
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pub fn add_user_process(name: impl AsRef<str>, data: &[u8]) {
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let mut processor = PROCESSOR.try().unwrap().lock();
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let mut new = Process::new_user(data);
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new.name = String::from(name.as_ref());
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processor.add(new);
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}
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pub fn add_kernel_process(entry: extern fn(usize) -> !, arg: usize) -> Pid {
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let mut processor = PROCESSOR.try().unwrap().lock();
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let mut new = Process::new("", entry, arg);
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processor.add(new)
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}
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pub fn print() {
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debug!("{:#x?}", *PROCESSOR.try().unwrap().lock());
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} |