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awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/arch/blackfin/include/asm/early_printk.h
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/*

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 * function prototpyes for early printk

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 *

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 * Copyright 2007-2009 Analog Devices Inc.

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 *

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 * Licensed under the GPL-2 or later.

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 */

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#ifndef __ASM_EARLY_PRINTK_H__

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#define __ASM_EARLY_PRINTK_H__

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#ifdef CONFIG_EARLY_PRINTK

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/* For those that don't include it already */

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#include <linux/console.h>

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extern int setup_early_printk(char *);

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extern void enable_shadow_console(void);

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extern int shadow_console_enabled(void);

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extern void mark_shadow_error(void);

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extern void early_shadow_reg(unsigned long reg, unsigned int n);

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extern void early_shadow_write(struct console *con, const char *s,

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	unsigned int n) __attribute__((nonnull(2)));

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#define early_shadow_puts(str) early_shadow_write(NULL, str, strlen(str))

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#define early_shadow_stamp() \

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	do { \

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		early_shadow_puts(__FILE__ " : " __stringify(__LINE__) " ["); \

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		early_shadow_puts(__func__); \

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		early_shadow_puts("]\n"); \

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	} while (0)

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#else

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#define setup_early_printk(fmt) do { } while (0)

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#define enable_shadow_console(fmt)  do { } while (0)

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#define early_shadow_stamp() do { } while (0)

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#endif /* CONFIG_EARLY_PRINTK */

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#endif /* __ASM_EARLY_PRINTK_H__ */

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