diff options
| author | Ian Moffett <ian@osmora.org> | 2025-09-16 00:29:14 -0400 |
|---|---|---|
| committer | Ian Moffett <ian@osmora.org> | 2025-09-16 00:29:14 -0400 |
| commit | 2c17a4db1d32a9ace5bdb430a0faf7e28a00110e (patch) | |
| tree | ed07cd6c5288b8fc6a57c862b059d287fadb2e79 /src/sys/include | |
| parent | 83cdb493e5e74871548e20e2885416b38245dc75 (diff) | |
kern/amd64: mmu: Add mmu_new_vas() routine
This commit introduces the ability to create new virtual address spaces
for user programs and a zeroed lower half.
Signed-off-by: Ian Moffett <ian@osmora.org>
Diffstat (limited to 'src/sys/include')
| -rw-r--r-- | src/sys/include/vm/mmu.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/sys/include/vm/mmu.h b/src/sys/include/vm/mmu.h index 5c1c2bb..908748b 100644 --- a/src/sys/include/vm/mmu.h +++ b/src/sys/include/vm/mmu.h @@ -97,4 +97,13 @@ int mmu_map_single(struct vm_vas *vas, struct mmu_map *spec, int prot); */ int mmu_this_vas(struct vm_vas *vasres_p); +/* + * Create a new virtual address structure with a zeroed + * user porition. + * + * Returns zero on success, otherwise a less than zero + * value on failure. + */ +int mmu_new_vas(struct vm_vas *res); + #endif /* !_MACHINE_MMU_H_ */ |