Beispiel #1
0
static void linkstation_restart(char *cmd)
{
	local_irq_disable();

	/* Reset system via AVR */
	avr_uart_configure();
	/* Send reboot command */
	avr_uart_send('C');

	for(;;)  /* Spin until reset happens */
		avr_uart_send('G');	/* "kick" */
}
Beispiel #2
0
static void linkstation_restart(char *cmd)
{
	local_irq_disable();

	
	avr_uart_configure();
	
	avr_uart_send('C');

	for(;;)  
		avr_uart_send('G');	
}
Beispiel #3
0
static void linkstation_power_off(void)
{
	local_irq_disable();

	/* Power down system via AVR */
	avr_uart_configure();
	/* send shutdown command */
	avr_uart_send('E');

	for(;;)  /* Spin until power-off happens */
		avr_uart_send('G');	/* "kick" */
	/* NOTREACHED */
}
Beispiel #4
0
static void linkstation_power_off(void)
{
	local_irq_disable();

	
	avr_uart_configure();
	
	avr_uart_send('E');

	for(;;)  
		avr_uart_send('G');	
	
}
Beispiel #5
0
static void __init ls_uart_init(void)
{
	local_irq_disable();

#ifndef CONFIG_SERIAL_8250
	out_8(avr_addr + UART_FCR, UART_FCR_ENABLE_FIFO);	/* enable FIFO */
	out_8(avr_addr + UART_FCR, UART_FCR_ENABLE_FIFO |
	      UART_FCR_CLEAR_RCVR | UART_FCR_CLEAR_XMIT);	/* clear FIFOs */
	out_8(avr_addr + UART_FCR, 0);
	out_8(avr_addr + UART_IER, 0);

	/* Clear up interrupts */
	(void) in_8(avr_addr + UART_LSR);
	(void) in_8(avr_addr + UART_RX);
	(void) in_8(avr_addr + UART_IIR);
	(void) in_8(avr_addr + UART_MSR);
#endif
	avr_uart_configure();

	local_irq_enable();
}