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Use bootloader to load initramfs

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This commit is contained in:
LI Qing
2023-05-24 18:03:41 +08:00
committed by Tate, Hongliang Tian
parent dba89b508d
commit 902b0421c3
2 changed files with 15 additions and 8 deletions
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15
kernel/main.rs
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@ -10,9 +10,10 @@ extern crate jinux_frame;
use core::panic::PanicInfo;
use jinux_frame::println;
use limine::LimineBootInfoRequest;
use limine::{LimineBootInfoRequest, LimineModuleRequest};
static BOOTLOADER_INFO: LimineBootInfoRequest = LimineBootInfoRequest::new(0);
static BOOTLOADER_MODULE: LimineModuleRequest = LimineModuleRequest::new(0);
#[no_mangle]
pub extern "C" fn _start() -> ! {
@ -21,9 +22,19 @@ pub extern "C" fn _start() -> ! {
jinux_frame::init();
println!("[kernel] finish init jinux_frame");
component::init_all(component::parse_metadata!()).unwrap();
jinux_std::init();
jinux_std::init(read_ramdisk_content());
jinux_std::run_first_process();
}
fn read_ramdisk_content() -> &'static [u8] {
let module_info = BOOTLOADER_MODULE.get_response().get().unwrap();
assert!(module_info.module_count == 1);
let ramdisk_file = &module_info.modules()[0];
let base_ptr = ramdisk_file.base.as_ptr().unwrap();
let length = ramdisk_file.length as usize;
unsafe { core::slice::from_raw_parts(base_ptr, length) }
}
#[cfg(not(test))]
#[panic_handler]
fn panic(info: &PanicInfo) -> ! {