| #include <linux/init.h> | |
| #include <asm/io.h> | |
| #include <asm/time.h> | |
| #define QEMU_PORT_BASE 0xb4000000 | |
| const char *get_system_type(void) | |
| { | |
| return "Qemu"; | |
| } | |
| static void __init qemu_timer_setup(struct irqaction *irq) | |
| { | |
| /* set the clock to 100 Hz */ | |
| outb_p(0x34,0x43); /* binary, mode 2, LSB/MSB, ch 0 */ | |
| outb_p(LATCH & 0xff , 0x40); /* LSB */ | |
| outb(LATCH >> 8 , 0x40); /* MSB */ | |
| setup_irq(0, irq); | |
| } | |
| void __init plat_setup(void) | |
| { | |
| set_io_port_base(QEMU_PORT_BASE); | |
| board_timer_setup = qemu_timer_setup; | |
| } |