| 47,9 → 47,19 |
|---|
| unsigned d : 1; /* dirty/write-protect bit */ |
| unsigned c : 3; /* cache coherency attribute */ |
| unsigned pfn : 24; /* frame number */ |
| unsigned : 2; |
| unsigned zero: 2; /* zero */ |
| } __attribute__ ((packed)); |
| |
| struct pte { |
| unsigned g : 1; /* global bit */ |
| unsigned v : 1; /* valid bit */ |
| unsigned d : 1; /* dirty/write-protect bit */ |
| unsigned c : 3; /* cache coherency attribute */ |
| unsigned pfn : 24; /* frame number */ |
| unsigned w : 1; /* writable */ |
| unsigned a : 1; /* accessed */ |
| } __attribute__ ((packed)); |
| |
| struct entry_hi { |
| unsigned asid : 8; |
| unsigned : 5; |
| 62,14 → 72,22 |
|---|
| unsigned : 7; |
| } __attribute__ ((packed)); |
| |
| struct tlb_entry { |
| struct entry_lo lo0; |
| struct entry_lo lo1; |
| struct entry_hi hi; |
| struct page_mask mask; |
| struct index { |
| unsigned index : 4; |
| unsigned : 27; |
| unsigned p : 1; |
| } __attribute__ ((packed)); |
| |
| /** Probe TLB for Matching Entry |
| * |
| * Probe TLB for Matching Entry. |
| */ |
| static inline void tlbp(void) |
| { |
| __asm__ volatile ("tlbp\n\t"); |
| } |
| |
| |
| /** Read Indexed TLB Entry |
| * |
| * Read Indexed TLB Entry. |