emulators/gxemul/patches/patch-af

   1 $NetBSD$
   2
   3 --- src/cpus/memory_sh.cc.orig  2010-02-14 01:33:54.000000000 -0800
   4 +++ src/cpus/memory_sh.cc       2011-07-15 01:12:18.000000000 -0700
   5 @@ -273,15 +273,17 @@
   6         }
   7
   8         if (user) {
   9 +               int expevt;
  10 +               int wf = flags & FLAG_WRITEFLAG;
  11 +
  12                 if (flags & FLAG_NOEXCEPTIONS) {
  13                         *return_paddr = 0;
  14                         return 2;
  15                 }
  16
  17 -               fatal("Userspace tried to access non-user space memory."
  18 -                   " TODO: cause exception! (vaddr=0x%08"PRIx32"\n",
  19 -                   (uint32_t) vaddr);
  20 -               exit(1);
  21 +               expevt = wf? EXPEVT_TLB_PROT_ST : EXPEVT_TLB_PROT_LD;
  22 +               sh_exception(cpu, expevt, 0, (uint32_t)vaddr);
  23 +               return 0;
  24         }
  25
  26         /*  P1,P2: Direct-mapped physical memory.  */