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/*
* File: include/asm-blackfin/early_printk.h
* Author: Robin Getz <rgetz@blackfin.uclinux.org
*
* Created: 14Aug2007
* Description: function prototpyes for early printk
*
* Modified:
* Copyright 2004-2007 Analog Devices Inc.
*
* Bugs: Enter bugs at http://blackfin.uclinux.org/
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __ASM_EARLY_PRINTK_H__
#define __ASM_EARLY_PRINTK_H__
#ifdef CONFIG_EARLY_PRINTK
/* For those that don't include it already */
#include <linux/console.h>
extern int setup_early_printk(char *);
extern void enable_shadow_console(void);
extern int shadow_console_enabled(void);
extern void mark_shadow_error(void);
extern void early_shadow_reg(unsigned long reg, unsigned int n);
extern void early_shadow_write(struct console *con, const char *s,
unsigned int n) __attribute__((nonnull(2)));
#define early_shadow_puts(str) early_shadow_write(NULL, str, strlen(str))
#define early_shadow_stamp() \
do { \
early_shadow_puts(__FILE__ " : " __stringify(__LINE__) " ["); \
early_shadow_puts(__func__); \
early_shadow_puts("]\n"); \
} while (0)
#else
#define setup_early_printk(fmt) do { } while (0)
#define enable_shadow_console(fmt) do { } while (0)
#define early_shadow_stamp() do { } while (0)
#endif /* CONFIG_EARLY_PRINTK */
#endif /* __ASM_EARLY_PRINTK_H__ */
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