diff options
Diffstat (limited to 'memlayout.h')
| -rw-r--r-- | memlayout.h | 15 |
1 files changed, 0 insertions, 15 deletions
diff --git a/memlayout.h b/memlayout.h deleted file mode 100644 index d1615f7..0000000 --- a/memlayout.h +++ /dev/null @@ -1,15 +0,0 @@ -// Memory layout - -#define EXTMEM 0x100000 // Start of extended memory -#define PHYSTOP 0xE000000 // Top physical memory -#define DEVSPACE 0xFE000000 // Other devices are at high addresses - -// Key addresses for address space layout (see kmap in vm.c for layout) -#define KERNBASE 0x80000000 // First kernel virtual address -#define KERNLINK (KERNBASE+EXTMEM) // Address where kernel is linked - -#define V2P(a) (((uint) (a)) - KERNBASE) -#define P2V(a) ((void *)(((char *) (a)) + KERNBASE)) - -#define V2P_WO(x) ((x) - KERNBASE) // same as V2P, but without casts -#define P2V_WO(x) ((x) + KERNBASE) // same as P2V, but without casts |