paul@0 | 1 | #pragma once |
paul@0 | 2 | |
paul@30 | 3 | #include <systypes/base.h> |
paul@0 | 4 | |
paul@0 | 5 | #define PAGE_SIZE 4096 |
paul@0 | 6 | |
paul@0 | 7 | |
paul@0 | 8 | |
paul@0 | 9 | /* Address arithmetic. */ |
paul@0 | 10 | |
paul@0 | 11 | offset_t page(unsigned int n); |
paul@0 | 12 | |
paul@0 | 13 | unsigned int page_order(offset_t size); |
paul@0 | 14 | |
paul@0 | 15 | offset_t round(offset_t value, offset_t increment); |
paul@0 | 16 | |
paul@0 | 17 | offset_t round_multiple(offset_t value, offset_t increment); |
paul@0 | 18 | |
paul@0 | 19 | offset_t trunc(offset_t value, offset_t increment); |
paul@0 | 20 | |
paul@0 | 21 | offset_t trunc_multiple(offset_t value, offset_t increment); |
paul@0 | 22 | |
paul@0 | 23 | offset_t max_multiple(offset_t start, offset_t end, offset_t increment); |
paul@0 | 24 | |
paul@0 | 25 | // vim: tabstop=4 expandtab shiftwidth=4 |