vgainfo-rs

VGA(0xB8000) 在独立 Rust 中的信息。

如何使用

cargo add vgainfo-rs

示例

#![no_std]
extern crate vgainfo_rs;
use vgainfo_rs::*;

fn reset_screen() {
    let buffer_ptr = LENGTH as *mut VgaCharType;
    let iter = (0..LENGTH).map(|i| unsafe { buffer_ptr.add(i) });

    for ptr in iter {
        let value = unsafe { ptr.read_volatile() };
        unsafe { ptr.write_volatile(value & 0xff00) };
    }
}

联系我

• 网站: https://github.com/hwoy
• 邮箱: mailto:[email protected]
• Facebook: https://www.facebook.com/watt.duean

lib.rs:

vgainfo-rs

VGA(0xB8000) 在独立 Rust 中的信息。

示例

#![no_std]
extern crate vgainfo_rs;
use vgainfo_rs::*;

fn reset_screen() {
    let buffer_ptr = LENGTH as *mut VgaCharType;
    let iter = (0..LENGTH).map(|i| unsafe { buffer_ptr.add(i) });

    for ptr in iter {
        let value = unsafe { ptr.read_volatile() };
        unsafe { ptr.write_volatile(value & 0xff00) };
    }
}