diff options
Diffstat (limited to 'include/apos/vmem.h')
| -rw-r--r-- | include/apos/vmem.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/apos/vmem.h b/include/apos/vmem.h index 38bad16..5cbe7db 100644 --- a/include/apos/vmem.h +++ b/include/apos/vmem.h @@ -28,6 +28,19 @@ vm_t alloc_uvmem(struct tcb *r, size_t size, vmflags_t flags); /** + * Allocate one physical page for user virtual memory. + * + * @param r Process to allocate memory in. + * @param size Minimum size of allocation. + * @param flags Flags of allocation. + * @param asize Where to write actual size of allocation. + * @param paddr Where to write physical address of page. + * @return Start of allocation when succesful, \c NULL otherwise. + */ +vm_t alloc_uvpage(struct tcb *r, size_t size, vmflags_t flags, + size_t *asize, pm_t *paddr); + +/** * Allocate fixed user virtual memory. * * Virtual memory start address is chosen so that \c start is within the |