arch/mips/qemu/q-setup.c

   1 #include <linux/init.h>
   2 #include <asm/io.h>
   3 #include <asm/time.h>
   4
   5 extern void qemu_reboot_setup(void);
   6
   7 #define QEMU_PORT_BASE 0xb4000000
   8
   9 const char *get_system_type(void)
  10 {
  11         return "Qemu";
  12 }
  13
  14 void __init plat_timer_setup(struct irqaction *irq)
  15 {
  16         /* set the clock to 100 Hz */
  17         outb_p(0x34,0x43);              /* binary, mode 2, LSB/MSB, ch 0 */
  18         outb_p(LATCH & 0xff , 0x40);    /* LSB */
  19         outb(LATCH >> 8 , 0x40);        /* MSB */
  20         setup_irq(0, irq);
  21 }
  22
  23 void __init plat_mem_setup(void)
  24 {
  25         set_io_port_base(QEMU_PORT_BASE);
  26         qemu_reboot_setup();
  27 }