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| author | Freya Murphy <freya@freyacat.org> | 2025-04-28 13:05:14 -0400 |
|---|---|---|
| committer | Freya Murphy <freya@freyacat.org> | 2025-04-28 13:05:14 -0400 |
| commit | f894f09bd84c13fb104d3720ead627728f04d6c6 (patch) | |
| tree | 7b1954d60ddbd1e923155d1b96c48c1e2a6e8ec9 /kernel/memory/virtalloc.h | |
| parent | fix segments (diff) | |
| download | comus-f894f09bd84c13fb104d3720ead627728f04d6c6.tar.gz comus-f894f09bd84c13fb104d3720ead627728f04d6c6.tar.bz2 comus-f894f09bd84c13fb104d3720ead627728f04d6c6.zip | |
allocate vaddrs when given directly
Diffstat (limited to '')
| -rw-r--r-- | kernel/memory/virtalloc.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/kernel/memory/virtalloc.h b/kernel/memory/virtalloc.h index 9a94208..5033242 100644 --- a/kernel/memory/virtalloc.h +++ b/kernel/memory/virtalloc.h @@ -65,6 +65,14 @@ int virtaddr_clone(struct virt_ctx *old, struct virt_ctx *new); void *virtaddr_alloc(struct virt_ctx *ctx, int pages); /** + * Take (yoink) a predefined virtual address of length x pages + * @param virt - the start of the vitural address to take + * @param pages - x pages + * @returns 0 on success, 1 on err + */ +int virtaddr_take(struct virt_ctx *ctx, const void *virt, int pages); + +/** * Free the virtual address from virtaddr_alloc * @param virtaddr - the addr to free * @returns number of pages used for virtaddr |