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Rename code release tags for first edition

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Philipp Oppermann
2019-01-26 12:39:59 +01:00
parent 9cd801fd1f
commit bc2b3891d6
11 changed files with 20 additions and 20 deletions
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blog/content/first-edition/posts/02-entering-longmode/index.md
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@@ -20,7 +20,7 @@ In the [previous post] we created a minimal multiboot kernel. It just prints `OK
I tried to explain everything in detail and to keep the code as simple as possible. If you have any questions, suggestions, or issues, please leave a comment or [create an issue] on Github. The source code is available in a [repository][source code], too.
[create an issue]: https://github.com/phil-opp/blog_os/issues
[source code]: https://github.com/phil-opp/blog_os/tree/post_2/src/arch/x86_64
[source code]: https://github.com/phil-opp/blog_os/tree/first_edition_post_2/src/arch/x86_64
## Some Tests
To avoid bugs and strange errors on old CPUs we should check 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: