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Philipp Oppermann
2015-11-15 02:28:15 +01:00
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posts/DRAFT-allocating-frames.md
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title: 'Allocating Frames' title: 'Allocating Frames'
--- ---
TODO In this post we create an allocator that provides free physical frames for a future paging module. To get the required information about available and used memory we use the Multiboot information structure. Additionally, we improve the `panic` handler to print the corresponding message and source line.
## Preparation ## Preparation
We still have a really tiny stack of 64 bytes, which won't suffice for this post. So we will increase it to 4096 (one page) in `boot.asm`: We still have a really tiny stack of 64 bytes, which won't suffice for this post. So we will increase it to 4096 (one page) in `boot.asm`: