Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Wrap-around code for a console using the |
| 3 | * DECstation PROM io-routines. |
| 4 | * |
| 5 | * Copyright (c) 1998 Harald Koerfgen |
| 6 | */ |
| 7 | |
| 8 | #include <linux/tty.h> |
| 9 | #include <linux/ptrace.h> |
| 10 | #include <linux/init.h> |
| 11 | #include <linux/console.h> |
| 12 | #include <linux/fs.h> |
| 13 | |
| 14 | #include <asm/dec/prom.h> |
| 15 | |
| 16 | static void prom_console_write(struct console *co, const char *s, |
| 17 | unsigned count) |
| 18 | { |
| 19 | unsigned i; |
| 20 | |
| 21 | /* |
| 22 | * Now, do each character |
| 23 | */ |
| 24 | for (i = 0; i < count; i++) { |
| 25 | if (*s == 10) |
| 26 | prom_printf("%c", 13); |
| 27 | prom_printf("%c", *s++); |
| 28 | } |
| 29 | } |
| 30 | |
| 31 | static int __init prom_console_setup(struct console *co, char *options) |
| 32 | { |
| 33 | return 0; |
| 34 | } |
| 35 | |
| 36 | static struct console sercons = |
| 37 | { |
| 38 | .name = "ttyS", |
| 39 | .write = prom_console_write, |
| 40 | .setup = prom_console_setup, |
| 41 | .flags = CON_PRINTBUFFER, |
| 42 | .index = -1, |
| 43 | }; |
| 44 | |
| 45 | /* |
| 46 | * Register console. |
| 47 | */ |
| 48 | |
| 49 | static int __init prom_console_init(void) |
| 50 | { |
| 51 | register_console(&sercons); |
| 52 | |
| 53 | return 0; |
| 54 | } |
| 55 | console_initcall(prom_console_init); |