51 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			51 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  *  This program is free software; you can redistribute  it and/or modify it
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|  *  under  the terms of  the GNU General  Public License as published by the
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|  *  Free Software Foundation;  either version 2 of the  License, or (at your
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|  *  option) any later version.
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|  */
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| 
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| #ifndef __BCM47XX_NVRAM_H
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| #define __BCM47XX_NVRAM_H
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| 
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| #include <linux/errno.h>
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| #include <linux/types.h>
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| #include <linux/kernel.h>
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| #include <linux/vmalloc.h>
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| 
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| #ifdef CONFIG_BCM47XX_NVRAM
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| int bcm47xx_nvram_init_from_mem(u32 base, u32 lim);
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| int bcm47xx_nvram_getenv(const char *name, char *val, size_t val_len);
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| int bcm47xx_nvram_gpio_pin(const char *name);
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| char *bcm47xx_nvram_get_contents(size_t *val_len);
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| static inline void bcm47xx_nvram_release_contents(char *nvram)
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| {
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| 	vfree(nvram);
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| };
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| #else
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| static inline int bcm47xx_nvram_init_from_mem(u32 base, u32 lim)
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| {
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| 	return -ENOTSUPP;
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| };
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| static inline int bcm47xx_nvram_getenv(const char *name, char *val,
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| 				       size_t val_len)
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| {
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| 	return -ENOTSUPP;
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| };
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| static inline int bcm47xx_nvram_gpio_pin(const char *name)
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| {
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| 	return -ENOTSUPP;
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| };
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| 
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| static inline char *bcm47xx_nvram_get_contents(size_t *val_len)
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| {
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| 	return NULL;
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| };
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| 
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| static inline void bcm47xx_nvram_release_contents(char *nvram)
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| {
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| };
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| #endif
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| 
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| #endif /* __BCM47XX_NVRAM_H */
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