37 lines
1.1 KiB
C
37 lines
1.1 KiB
C
/*
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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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