src/system/kernel/arch/mips/arch_pmap.cpp

   1 /*
   2 ** Copyright 2001, Travis Geiselbrecht. All rights reserved.
   3 ** Distributed under the terms of the NewOS License.
   4 */
   5 #include <kernel/kernel.h>
   6 #include <kernel/debug.h>
   7
   8 #include <kernel/arch/pmap.h>
   9
  10 #include <nulibc/string.h>
  11
  12 #define CHATTY_PMAP 0
  13
  14 int arch_pmap_init(kernel_args *ka)
  15 {
  16         dprintf("arch_pmap_init: entry\n");
  17
  18         return 0;
  19 }
  20
  21 int arch_pmap_init2(kernel_args *ka)
  22 {
  23         return 0;
  24 }
  25
  26 int pmap_map_page(addr paddr, addr vaddr, int lock)
  27 {
  28 #if CHATTY_PMAP
  29         dprintf("pmap_map_page: entry paddr 0x%x vaddr 0x%x lock 0x%x\n", paddr, vaddr, lock);
  30 #endif
  31
  32         arch_pmap_invl_page(vaddr);
  33
  34         return 0;
  35 }
  36
  37 int pmap_unmap_page(addr vaddr)
  38 {
  39         panic("pmap_unmap_page unimplemented!\n");
  40         return 0;
  41 }
  42
  43 void arch_pmap_invl_page(addr vaddr)
  44 {
  45 #if CHATTY_PMAP
  46         dprintf("arch_pmap_invl_page: vaddr 0x%x\n", vaddr);
  47 #endif
  48         return;
  49 }
  50
  51 int pmap_get_page_mapping(addr vaddr, addr *paddr)
  52 {
  53
  54         return 0;
  55 }