Commit | Line | Data |
---|---|---|
e87dddeb PH |
1 | /* |
2 | * (C) P. Horton 2006 | |
3 | */ | |
5a860424 | 4 | #include <linux/io.h> |
e87dddeb | 5 | #include <linux/serial_reg.h> |
cc50b67d | 6 | |
c43756da TB |
7 | #include <cobalt.h> |
8 | ||
5a860424 | 9 | #define UART_BASE ((void __iomem *)CKSEG1ADDR(0x1c800000)) |
e87dddeb | 10 | |
0a22e0d4 | 11 | void prom_putchar(char c) |
e87dddeb | 12 | { |
c43756da TB |
13 | if (cobalt_board_id <= COBALT_BRD_ID_QUBE1) |
14 | return; | |
15 | ||
5a860424 | 16 | while (!(readb(UART_BASE + UART_LSR) & UART_LSR_THRE)) |
e87dddeb PH |
17 | ; |
18 | ||
5a860424 | 19 | writeb(c, UART_BASE + UART_TX); |
e87dddeb | 20 | } |