40 lines
766 B
Rust
40 lines
766 B
Rust
//! Intrinsics for panic handling
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use core::alloc::Layout;
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use core::panic::PanicInfo;
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use interrupt;
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#[lang = "eh_personality"]
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#[no_mangle]
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pub extern "C" fn rust_eh_personality() {}
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/// Required to handle panics
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#[panic_handler]
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#[no_mangle]
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pub extern "C" fn rust_begin_unwind(info: &PanicInfo) -> ! {
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println!("KERNEL PANIC: {}", info);
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unsafe { interrupt::stack_trace(); }
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println!("HALT");
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loop {
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unsafe { interrupt::halt(); }
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}
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}
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#[lang = "oom"]
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#[no_mangle]
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pub extern fn rust_oom(_layout: Layout) -> ! {
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panic!("kernel memory allocation failed");
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}
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#[allow(non_snake_case)]
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#[no_mangle]
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/// Required to handle panics
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pub extern "C" fn _Unwind_Resume() -> ! {
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loop {
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unsafe { interrupt::halt(); }
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}
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}
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