1 /* 1
2 * This file is subject to the terms and condi
3 * License. See the file "COPYING" in the mai
4 * for more details.
5 *
6 * Copyright (c) 2014 Finn Thain
7 */
8
9 #include <linux/kernel.h>
10 #include <linux/console.h>
11 #include <linux/init.h>
12 #include <linux/string.h>
13 #include <asm/setup.h>
14
15
16 #include "../mvme16x/mvme16x.h"
17
18 asmlinkage void __init debug_cons_nputs(const
19
20 static void __ref debug_cons_write(struct cons
21 const char
22 {
23 #if !(defined(CONFIG_SUN3) || defined(CONFIG_M
24 defined(CONFIG_COLDFIRE))
25 if (MACH_IS_MVME16x)
26 mvme16x_cons_write(c, s, n);
27 else
28 debug_cons_nputs(s, n);
29 #endif
30 }
31
32 static struct console early_console_instance =
33 .name = "debug",
34 .write = debug_cons_write,
35 .flags = CON_PRINTBUFFER | CON_BOOT,
36 .index = -1
37 };
38
39 static int __init setup_early_printk(char *buf
40 {
41 if (early_console || buf)
42 return 0;
43
44 early_console = &early_console_instanc
45 register_console(early_console);
46
47 return 0;
48 }
49 early_param("earlyprintk", setup_early_printk)
50
51 /*
52 * debug_cons_nputs() defined in arch/m68k/ker
53 * after init sections are discarded (for plat
54 */
55 #if !(defined(CONFIG_SUN3) || defined(CONFIG_M
56 defined(CONFIG_COLDFIRE))
57
58 static int __init unregister_early_console(voi
59 {
60 if (!early_console || MACH_IS_MVME16x)
61 return 0;
62
63 return unregister_console(early_consol
64 }
65 late_initcall(unregister_early_console);
66
67 #endif
68
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