michaelkuc6/blog_os
1
0
Fork 0
mirror of https://github.com/phil-opp/blog_os.git synced 2025-12-16 22:37:49 +00:00
Code Issues Projects Releases Wiki Activity

Merge pull request #107 from jonfk/master

Browse Source 
Added missing `unsafe` in printing-to-screen post
This commit is contained in:
Philipp Oppermann
2016-01-09 13:15:41 +01:00
parent 555096c953 cd9441fe13
commit e320e4d1d9
1 changed files with 2 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
posts/2015-10-23-printing-to-screen.md
View File

@@ -326,7 +326,7 @@ use spin::Mutex;
pub static WRITER: Mutex<Writer> = Mutex::new(Writer { pub static WRITER: Mutex<Writer> = Mutex::new(Writer {
column_position: 0, column_position: 0,
color_code: ColorCode::new(Color::LightGreen, Color::Black), color_code: ColorCode::new(Color::LightGreen, Color::Black),
buffer: Unique::new(0xb8000 as *mut _), buffer: unsafe { Unique::new(0xb8000 as *mut _) },
}); });
``` ```
[Mutex::new] is a const function, too, so it can be used in statics. [Mutex::new] is a const function, too, so it can be used in statics.
@@ -422,7 +422,7 @@ The [next post] describes the Multiboot information structure and creates a fram
## Other Rust OS Projects ## Other Rust OS Projects
Now that you know the very basics of OS development in Rust, you should also check out the following projects: Now that you know the very basics of OS development in Rust, you should also check out the following projects:
- [Rust Bare-Bones Kernel]: A basic kernel with roughly the same functionality as ours. Writes output to the serial port instead of the VGA buffer and maps the kernel to the [higher half] \(instead of our identity mapping). - [Rust Bare-Bones Kernel]: A basic kernel with roughly the same functionality as ours. Writes output to the serial port instead of the VGA buffer and maps the kernel to the [higher half] \(instead of our identity mapping).
_Note_: You need to [cross compile binutils] to build it (or you create some symbolic links[^fn-symlink] if you're on x86_64). _Note_: You need to [cross compile binutils] to build it (or you create some symbolic links[^fn-symlink] if you're on x86_64).
[Rust Bare-Bones Kernel]: https://github.com/thepowersgang/rust-barebones-kernel [Rust Bare-Bones Kernel]: https://github.com/thepowersgang/rust-barebones-kernel
[higher half]: http://wiki.osdev.org/Higher_Half_Kernel [higher half]: http://wiki.osdev.org/Higher_Half_Kernel