diff options
Diffstat (limited to 'mmu.h')
| -rw-r--r-- | mmu.h | 14 |
1 files changed, 7 insertions, 7 deletions
@@ -98,18 +98,18 @@ struct segdesc { // \--- PDX(la) --/ \--- PTX(la) --/ // page directory index -#define PDX(la) ((((uint) (la)) >> PDXSHIFT) & 0x3FF) +#define PDX(la) (((uint)(la) >> PDXSHIFT) & 0x3FF) // page table index -#define PTX(la) ((((uint) (la)) >> PTXSHIFT) & 0x3FF) +#define PTX(la) (((uint)(la) >> PTXSHIFT) & 0x3FF) // construct linear address from indexes and offset -#define PGADDR(d, t, o) ((uint) ((d) << PDXSHIFT | (t) << PTXSHIFT | (o))) +#define PGADDR(d, t, o) ((uint)((d) << PDXSHIFT | (t) << PTXSHIFT | (o))) // turn a kernel linear address into a physical address. // all of the kernel data structures have linear and // physical addresses that are equal. -#define PADDR(a) ((uint) a) +#define PADDR(a) ((uint)(a)) // Page directory and page table constants. #define NPDENTRIES 1024 // page directory entries per page directory @@ -136,7 +136,7 @@ struct segdesc { #define PTE_MBZ 0x180 // Bits must be zero // Address in page table or page directory entry -#define PTE_ADDR(pte) ((uint) (pte) & ~0xFFF) +#define PTE_ADDR(pte) ((uint)(pte) & ~0xFFF) typedef uint pte_t; @@ -205,7 +205,7 @@ struct gatedesc { // this interrupt/trap gate explicitly using an int instruction. #define SETGATE(gate, istrap, sel, off, d) \ { \ - (gate).off_15_0 = (uint) (off) & 0xffff; \ + (gate).off_15_0 = (uint)(off) & 0xffff; \ (gate).cs = (sel); \ (gate).args = 0; \ (gate).rsv1 = 0; \ @@ -213,6 +213,6 @@ struct gatedesc { (gate).s = 0; \ (gate).dpl = (d); \ (gate).p = 1; \ - (gate).off_31_16 = (uint) (off) >> 16; \ + (gate).off_31_16 = (uint)(off) >> 16; \ } |