diff options
Diffstat (limited to 'i386/intel/pmap.c')
| -rw-r--r-- | i386/intel/pmap.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/i386/intel/pmap.c b/i386/intel/pmap.c index fef0d76..bd19613 100644 --- a/i386/intel/pmap.c +++ b/i386/intel/pmap.c @@ -80,6 +80,7 @@ #include <machine/thread.h> #include <i386/cpu_number.h> #include <i386/proc_reg.h> +#include <i386/locore.h> #ifdef ORC #define OLIVETTICACHE 1 @@ -547,6 +548,8 @@ vm_offset_t pmap_map_bd(virt, start, end, prot) register pt_entry_t *pte; template = pa_to_pte(start) | INTEL_PTE_VALID; + if (CPU_HAS_FEATURE(CPU_FEATURE_PGE)) + template |= INTEL_PTE_GLOBAL; if (prot & VM_PROT_WRITE) template |= INTEL_PTE_WRITE; @@ -627,6 +630,7 @@ void pmap_bootstrap() */ { vm_offset_t va; + pt_entry_t global = CPU_HAS_FEATURE(CPU_FEATURE_PGE) ? INTEL_PTE_GLOBAL : 0; /* * Map virtual memory for all known physical memory, 1-1, @@ -647,7 +651,7 @@ void pmap_bootstrap() /* Initialize the page directory entry. */ *pde = pa_to_pte((vm_offset_t)ptable) - | INTEL_PTE_VALID | INTEL_PTE_WRITE; + | INTEL_PTE_VALID | INTEL_PTE_WRITE | global; /* Initialize the page table. */ for (pte = ptable; (va < phys_last_addr) && (pte < ptable+NPTES); pte++) @@ -664,12 +668,12 @@ void pmap_bootstrap() && (va + INTEL_PGBYTES <= (vm_offset_t)etext)) { WRITE_PTE_FAST(pte, pa_to_pte(va) - | INTEL_PTE_VALID); + | INTEL_PTE_VALID | global); } else { WRITE_PTE_FAST(pte, pa_to_pte(va) - | INTEL_PTE_VALID | INTEL_PTE_WRITE); + | INTEL_PTE_VALID | INTEL_PTE_WRITE | global); } va += INTEL_PGBYTES; } |