diff options
Diffstat (limited to 'drivers/staging/brcm80211/include/bcmnvram.h')
| -rw-r--r-- | drivers/staging/brcm80211/include/bcmnvram.h | 153 |
1 files changed, 0 insertions, 153 deletions
diff --git a/drivers/staging/brcm80211/include/bcmnvram.h b/drivers/staging/brcm80211/include/bcmnvram.h deleted file mode 100644 index 12645ddf000d..000000000000 --- a/drivers/staging/brcm80211/include/bcmnvram.h +++ /dev/null @@ -1,153 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#ifndef _bcmnvram_h_ -#define _bcmnvram_h_ - -#ifndef _LANGUAGE_ASSEMBLY - -#include <bcmdefs.h> - -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 */ -}; - -/* - * Initialize NVRAM access. May be unnecessary or undefined on certain - * platforms. - */ -extern int nvram_init(void); - -/* - * Append a chunk of nvram variables to the global list - */ -extern int nvram_append(char *vars, uint varsz); - -/* - * Check for reset button press for restoring factory defaults. - */ -extern int nvram_reset(void); - -/* - * Disable NVRAM access. May be unnecessary or undefined on certain - * platforms. - */ -extern void nvram_exit(void); - -/* - * Get the value of an NVRAM variable. The pointer returned may be - * invalid after a set. - * @param name name of variable to get - * @return value of variable or NULL if undefined - */ -extern char *nvram_get(const char *name); - -/* - * Get the value of an NVRAM variable. - * @param name name of variable to get - * @return value of variable or NUL if undefined - */ -#define nvram_safe_get(name) (nvram_get(name) ? : "") - -/* - * Match an NVRAM variable. - * @param name name of variable to match - * @param match value to compare against value of variable - * @return true if variable is defined and its value is string equal - * to match or false otherwise - */ -static inline int nvram_match(char *name, char *match) -{ - const char *value = nvram_get(name); - return value && !strcmp(value, match); -} - -/* - * Inversely match an NVRAM variable. - * @param name name of variable to match - * @param match value to compare against value of variable - * @return true if variable is defined and its value is not string - * equal to invmatch or false otherwise - */ -static inline int nvram_invmatch(char *name, char *invmatch) -{ - const char *value = nvram_get(name); - return value && strcmp(value, invmatch); -} - -/* - * Set the value of an NVRAM variable. The name and value strings are - * copied into private storage. Pointers to previously set values - * may become invalid. The new value may be immediately - * retrieved but will not be permanently stored until a commit. - * @param name name of variable to set - * @param value value of variable - * @return 0 on success and errno on failure - */ -extern int nvram_set(const char *name, const char *value); - -/* - * Unset an NVRAM variable. Pointers to previously set values - * remain valid until a set. - * @param name name of variable to unset - * @return 0 on success and errno on failure - * NOTE: use nvram_commit to commit this change to flash. - */ -extern int nvram_unset(const char *name); - -/* - * Commit NVRAM variables to permanent storage. All pointers to values - * may be invalid after a commit. - * NVRAM values are undefined after a commit. - * @return 0 on success and errno on failure - */ -extern int nvram_commit(void); - -/* - * Get all NVRAM variables (format name=value\0 ... \0\0). - * @param buf buffer to store variables - * @param count size of buffer in bytes - * @return 0 on success and errno on failure - */ -extern int nvram_getall(char *nvram_buf, int count); - -#endif /* _LANGUAGE_ASSEMBLY */ - -/* variable access */ -extern char *getvar(char *vars, const char *name); -extern int getintvar(char *vars, const char *name); - -/* The NVRAM version number stored as an NVRAM variable */ -#define NVRAM_SOFTWARE_VERSION "1" - -#define NVRAM_MAGIC 0x48534C46 /* 'FLSH' */ -#define NVRAM_CLEAR_MAGIC 0x0 -#define NVRAM_INVALID_MAGIC 0xFFFFFFFF -#define NVRAM_VERSION 1 -#define NVRAM_HEADER_SIZE 20 -#define NVRAM_SPACE 0x8000 - -#define NVRAM_MAX_VALUE_LEN 255 -#define NVRAM_MAX_PARAM_LEN 64 - -#define NVRAM_CRC_START_POSITION 9 /* magic, len, crc8 to be skipped */ -#define NVRAM_CRC_VER_MASK 0xffffff00 /* for crc_ver_init */ - -#endif /* _bcmnvram_h_ */ |