kernel/halt.c

   1 /**
   2  *  thunix/kernel/halt.c
   3  *
   4  *  halt the computer
   5  *
   6  */
   7
   8 #include <asm/io.h>
   9 #include <asm/system.h>
  10 #include <thunix.h>
  11
  12
  13 const char bochs_shutdown[] = "Shutdown";
  14
  15 void
  16 halt (void)
  17 {
  18         int i;
  19
  20         cli();
  21
  22         /* Bochs, QEMU, etc.  */
  23         for (i = 0; i < sizeof (bochs_shutdown) - 1; i++)
  24                 outb (bochs_shutdown[i], 0x8900);
  25
  26         panic ("Thunix doesn't know how to halt this machine yet!");
  27 }