aboutsummaryrefslogblamecommitdiffstats
path: root/arch/mips/cobalt/console.c
blob: d1ba701c9dd195fdcfaf9a2bea47f81703450260 (plain) (tree)
1
2
3
4
5
6
7
8
9


                     
                     
                             
 

                   
                                                                
 
                         
 


                                                   
                                                              

                 
                                       
 
/*
 * (C) P. Horton 2006
 */
#include <linux/io.h>
#include <linux/serial_reg.h>

#include <cobalt.h>

#define UART_BASE	((void __iomem *)CKSEG1ADDR(0x1c800000))

void prom_putchar(char c)
{
	if (cobalt_board_id <= COBALT_BRD_ID_QUBE1)
		return;

	while (!(readb(UART_BASE + UART_LSR) & UART_LSR_THRE))
		;

	writeb(c, UART_BASE + UART_TX);
}