diff options
Diffstat (limited to 'include/apos/vmem.h')
| -rw-r--r-- | include/apos/vmem.h | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/include/apos/vmem.h b/include/apos/vmem.h index 2f6b10c..6918ba4 100644 --- a/include/apos/vmem.h +++ b/include/apos/vmem.h @@ -28,15 +28,12 @@ struct sp_mem { #define __va(x) (((char *)(x)) + VM_DMAP - RAM_BASE) #define __pa(x) (((char *)(x)) + RAM_BASE - VM_DMAP) +#define __page(x) ((x) / BASE_PAGE_SIZE) +#define __addr(x) ((x) * BASE_PAGE_SIZE) /* general overview of the different functions: - * (un)map_vmem: map one known page of physical memory to one known page of - * virtual memory - * - * (un)map_vregion: map known physical region to unknown virtual region within - * start and end - * - * (un)map_vsize: map unknown physical region to unknown virtual region + * internally they all work with pages, but they are called and return usable + * addresses, though within page bounds of course. */ /* defined by arch */ |