1 //==========================================================================
5 // Flash configuration data tables for RedBoot
7 //==========================================================================
8 //####ECOSGPLCOPYRIGHTBEGIN####
9 // -------------------------------------------
10 // This file is part of eCos, the Embedded Configurable Operating System.
11 // Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003 Red Hat, Inc.
13 // eCos is free software; you can redistribute it and/or modify it under
14 // the terms of the GNU General Public License as published by the Free
15 // Software Foundation; either version 2 or (at your option) any later version.
17 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
18 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
19 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
22 // You should have received a copy of the GNU General Public License along
23 // with eCos; if not, write to the Free Software Foundation, Inc.,
24 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
26 // As a special exception, if other files instantiate templates or use macros
27 // or inline functions from this file, or you compile this file and link it
28 // with other works to produce a work based on this file, this file does not
29 // by itself cause the resulting work to be covered by the GNU General Public
30 // License. However the source code for this file must still be made available
31 // in accordance with section (3) of the GNU General Public License.
33 // This exception does not invalidate any other reasons why a work based on
34 // this file might be covered by the GNU General Public License.
36 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
37 // at http://sources.redhat.com/ecos/ecos-license/
38 // -------------------------------------------
39 //####ECOSGPLCOPYRIGHTEND####
40 //==========================================================================
41 //#####DESCRIPTIONBEGIN####
44 // Contributors: gthomas
49 // This code is part of RedBoot (tm).
51 //####DESCRIPTIONEND####
53 //==========================================================================
55 #ifndef _FLASH_CONFIG_H_
56 #define _FLASH_CONFIG_H_
58 #define MAX_SCRIPT_LENGTH CYGNUM_REDBOOT_FLASH_SCRIPT_SIZE
59 #define MAX_STRING_LENGTH CYGNUM_REDBOOT_FLASH_STRING_SIZE
60 #define MAX_CONFIG_DATA CYGNUM_REDBOOT_FLASH_CONFIG_SIZE
62 #define CONFIG_EMPTY 0
65 #define CONFIG_STRING 3
66 #define CONFIG_SCRIPT 4
67 #ifdef CYGPKG_REDBOOT_NETWORKING
70 #define CONFIG_NETPORT 7
73 struct config_option {
82 #define ALWAYS_ENABLED (char *)0
84 #define RedBoot_config_option(_t_,_n_,_e_,_ie_,_type_,_dflt_) \
85 struct config_option _config_option_##_n_ \
86 CYG_HAL_TABLE_QUALIFIED_ENTRY(RedBoot_config_options,_n_) = \
87 {#_n_,_t_,_e_,_ie_,_type_,(unsigned long)_dflt_};
89 // Cause the in-memory configuration data to be written to flash
90 void flash_write_config(bool prompt);
91 // Fetch a data item from flash storage, returns 'false' if not found
92 bool flash_get_config(char *key, void *val, int type);
93 // Update a data item from flash storage, returns 'false' if not found
94 bool flash_set_config(char *key, void *val, int type);
95 // Enumerate keys from configuration
96 bool flash_next_key(char *key, int keylen, int *type, int *offset);
97 // Add a new data item to configuration data base. Returns 'false'
98 // if no space is available.
99 bool flash_add_config(struct config_option *opt, bool update);
101 // Internal structure used to hold config data
105 unsigned char config_data[MAX_CONFIG_DATA-(4*4)];
110 #endif // _FLASH_CONFIG_H_