michaelkuc6/blog_os
1
0
Fork 0
mirror of https://github.com/phil-opp/blog_os.git synced 2025-12-20 07:57:49 +00:00
Code Issues Projects Releases Wiki Activity

Update repository URL (it was renamed to blog_os)

Browse Source
This commit is contained in:
Philipp Oppermann
2015-10-06 16:18:44 +02:00
parent 99a3979c68
commit 282206e3ff
3 changed files with 4 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
_posts/2015-08-25-entering-longmode.md
View File

@@ -12,7 +12,7 @@ I tried to explain everything in detail and to keep the code as simple as possib
[protected mode]: https://en.wikipedia.org/wiki/Protected_mode
[long mode]: https://en.wikipedia.org/wiki/Long_mode
[create an issue]: https://github.com/phil-opp/phil-opp.github.io/issues
[source code]: https://github.com/phil-opp/blogOS/tree/entering_longmode/src/arch/x86_64
[source code]: https://github.com/phil-opp/blog_os/tree/entering_longmode/src/arch/x86_64
## Some Tests
To avoid bugs and strange errors on old CPUs we should test if the processor supports every needed feature. If not, the kernel should abort and display an error message. To handle errors easily, we create an error procedure in `boot.asm`. It prints a rudimentary `ERR: X` message, where X is an error code letter, and hangs: