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使用rust编写中断/异常的入口 (#509)

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* 使用rust编写中断/异常的入口
This commit is contained in:
LoGin
2024-02-07 13:29:47 +08:00
committed by GitHub
parent d14e28a8a9
commit f2022a8a1c
28 changed files with 1161 additions and 904 deletions
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10
kernel/src/arch/x86_64/syscall/mod.rs
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@ -1,5 +1,3 @@
use core::ffi::c_void;
use crate::{
arch::{
ipc::signal::X86_64SignalArch,
@ -7,7 +5,6 @@ use crate::{
CurrentIrqArch,
},
exception::InterruptArch,
include::bindings::bindings::set_system_trap_gate,
ipc::signal_types::SignalArch,
libs::align::SafeForZero,
mm::VirtAddr,
@ -17,7 +14,10 @@ use crate::{
use alloc::string::String;
use system_error::SystemError;
use super::{interrupt::TrapFrame, mm::barrier::mfence};
use super::{
interrupt::{entry::set_system_trap_gate, TrapFrame},
mm::barrier::mfence,
};
pub mod nr;
@ -128,7 +128,7 @@ pub extern "sysv64" fn syscall_handler(frame: &mut TrapFrame) -> () {
/// 系统调用初始化
pub fn arch_syscall_init() -> Result<(), SystemError> {
// kinfo!("arch_syscall_init\n");
unsafe { set_system_trap_gate(0x80, 0, syscall_int as *mut c_void) }; // 系统调用门
unsafe { set_system_trap_gate(0x80, 0, VirtAddr::new(syscall_int as usize)) }; // 系统调用门
unsafe { init_syscall_64() };
return Ok(());
}