From 3fab0d818cca8cae132cab945d9e9a46c69f325d Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= Date: Wed, 10 Dec 2014 17:37:24 +0000 Subject: bcm53xx: move NVRAM header to the target files MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Rafał Miłecki SVN-Revision: 43602 --- .../bcm53xx/files/include/linux/bcm47xx_nvram.h | 66 ++++++++++++++++++++++ 1 file changed, 66 insertions(+) create mode 100644 target/linux/bcm53xx/files/include/linux/bcm47xx_nvram.h (limited to 'target/linux/bcm53xx/files') diff --git a/target/linux/bcm53xx/files/include/linux/bcm47xx_nvram.h b/target/linux/bcm53xx/files/include/linux/bcm47xx_nvram.h new file mode 100644 index 0000000..333d32c --- /dev/null +++ b/target/linux/bcm53xx/files/include/linux/bcm47xx_nvram.h @@ -0,0 +1,66 @@ +/* + * Copyright (C) 2005, Broadcom Corporation + * Copyright (C) 2006, Felix Fietkau + * Copyright (C) 2014 Hauke Mehrtens + * + * 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. + */ + +#ifndef __BCM47XX_NVRAM_H +#define __BCM47XX_NVRAM_H + +#include +#include + +struct nvram_header { + u32 magic; + u32 len; + u32 crc_ver_init; /* 0:7 crc, 8:15 ver, 16:31 sdram_init */ + u32 config_refresh; /* 0:15 sdram_config, 16:31 sdram_refresh */ + u32 config_ncdl; /* ncdl values for memc */ +}; + +#define NVRAM_HEADER 0x48534C46 /* 'FLSH' */ +#define NVRAM_VERSION 1 +#define NVRAM_HEADER_SIZE 20 +#define NVRAM_SPACE 0x8000 + +#define FLASH_MIN 0x00020000 /* Minimum flash size */ + +#define NVRAM_MAX_VALUE_LEN 255 +#define NVRAM_MAX_PARAM_LEN 64 + +#ifdef CONFIG_BCM47XX +int bcm47xx_nvram_getenv(const char *name, char *val, size_t val_len); + +int bcm47xx_nvram_gpio_pin(const char *name); +#else +static inline int bcm47xx_nvram_getenv(const char *name, char *val, + size_t val_len) +{ + return -ENXIO; +} + +static inline int bcm47xx_nvram_gpio_pin(const char *name) +{ + return -ENXIO; +} +#endif + +static inline void bcm47xx_nvram_parse_macaddr(char *buf, u8 macaddr[6]) +{ + if (strchr(buf, ':')) + sscanf(buf, "%hhx:%hhx:%hhx:%hhx:%hhx:%hhx", &macaddr[0], + &macaddr[1], &macaddr[2], &macaddr[3], &macaddr[4], + &macaddr[5]); + else if (strchr(buf, '-')) + sscanf(buf, "%hhx-%hhx-%hhx-%hhx-%hhx-%hhx", &macaddr[0], + &macaddr[1], &macaddr[2], &macaddr[3], &macaddr[4], + &macaddr[5]); + else + pr_warn("Can not parse mac address: %s\n", buf); +} +#endif /* __BCM47XX_NVRAM_H */ -- cgit v1.1