diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/apos/utils.h | 8 | ||||
| -rw-r--r-- | include/apos/vmem.h | 2 |
2 files changed, 10 insertions, 0 deletions
diff --git a/include/apos/utils.h b/include/apos/utils.h index 318ba0a..b973d49 100644 --- a/include/apos/utils.h +++ b/include/apos/utils.h @@ -54,6 +54,14 @@ static inline size_t align_down(size_t val, size_t a) return val - (val % a); } +static inline bool aligned(size_t val, size_t a) +{ + if (!a) + return true; + + return val % a == 0; +} + static inline size_t asciinum(char c) { if(c >= '0' && c <= '9') diff --git a/include/apos/vmem.h b/include/apos/vmem.h index fd1a165..4cc4895 100644 --- a/include/apos/vmem.h +++ b/include/apos/vmem.h @@ -30,6 +30,8 @@ struct sp_mem { #define __pa(x) (((char *)(x)) + RAM_BASE - VM_DMAP) #define __page(x) ((x) / BASE_PAGE_SIZE) #define __addr(x) ((x) * BASE_PAGE_SIZE) +#define __pages(x) (__page(x)) +#define __bytes(x) (__addr(x)) /* general overview of the different functions: * internally they all work with pages, but they are called and return usable |