2 * Copyright (C) 2005, Broadcom Corporation
3 * Copyright (C) 2006, Felix Fietkau <nbd@openwrt.org>
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License as published by the
7 * Free Software Foundation; either version 2 of the License, or (at your
8 * option) any later version.
14 #include <linux/types.h>
19 u32 crc_ver_init; /* 0:7 crc, 8:15 ver, 16:31 sdram_init */
20 u32 config_refresh; /* 0:15 sdram_config, 16:31 sdram_refresh */
21 u32 config_ncdl; /* ncdl values for memc */
24 #define NVRAM_HEADER 0x48534C46 /* 'FLSH' */
25 #define NVRAM_VERSION 1
26 #define NVRAM_HEADER_SIZE 20
27 #define NVRAM_SPACE 0x8000
29 #define FLASH_MIN 0x00020000 /* Minimum flash size */
31 #define NVRAM_MAX_VALUE_LEN 255
32 #define NVRAM_MAX_PARAM_LEN 64
34 extern int nvram_getenv(char *name, char *val, size_t val_len);