diff options
Diffstat (limited to 'include/apos/mem.h')
| -rw-r--r-- | include/apos/mem.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/include/apos/mem.h b/include/apos/mem.h index e935fe4..01edcf6 100644 --- a/include/apos/mem.h +++ b/include/apos/mem.h @@ -2,6 +2,7 @@ #define APOS_MEM_H #include <apos/utils.h> +#include <apos/types.h> #include <pages.h> #define MM_OINFO_WIDTH (sizeof(mm_info_t) * 8) @@ -29,6 +30,14 @@ #define __o_container(idx) ((idx) / MM_OINFO_WIDTH) #define __o_bit(idx) ((idx) & (MM_OINFO_WIDTH - 1)) +#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) +#define __pages(x) (aligned((x), BASE_PAGE_SIZE) ? __page((x)) : __page((x) + BASE_PAGE_SIZE)) +#define __bytes(x) (__addr(x)) + + extern size_t __mm_shifts[10]; extern size_t __mm_widths[10]; extern size_t __mm_sizes[10]; @@ -36,6 +45,21 @@ extern size_t __mm_sizes[10]; extern size_t __mm_page_shift; extern size_t __mm_max_order; +#define ORDERS_NUM 10 +enum mm_order { + MM_O0, + MM_O1, + MM_O2, + MM_O3, + MM_O4, + MM_O5, + MM_O6, + MM_O7, + MM_O8, + MM_O9, +}; + +typedef ssize_t pnum_t; void init_mem(size_t max_order, size_t shifts[10], size_t page_shift); enum mm_mode get_mmode(void *fdt); |