Mercurial > flash_v2

annotate packages/io/flash/current/cdl/io_flash.cdl @ 1371:e4d78a7a628d

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Remove support for non-RAM drivers (depricated)
author gthomas
date Thu, 20 Nov 2003 14:48:46 +0000
parents dbcfe4e0dbd2
children 86d40b65e079
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1 # ====================================================================
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2 #
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3 # io_flash.cdl
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4 #
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5 # eCos IO configuration data
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6 #
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7 # ====================================================================
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8 #####ECOSGPLCOPYRIGHTBEGIN####
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9 ## -------------------------------------------
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10 ## This file is part of eCos, the Embedded Configurable Operating System.
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11 ## Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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12 ## Copyright (C) 2003 Gary Thomas
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13 ##
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14 ## eCos is free software; you can redistribute it and/or modify it under
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15 ## the terms of the GNU General Public License as published by the Free
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16 ## Software Foundation; either version 2 or (at your option) any later version.
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17 ##
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18 ## eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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19 ## WARRANTY; without even the implied warranty of MERCHANTABILITY or
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20 ## FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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21 ## for more details.
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22 ##
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23 ## You should have received a copy of the GNU General Public License along
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24 ## with eCos; if not, write to the Free Software Foundation, Inc.,
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25 ## 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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26 ##
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27 ## As a special exception, if other files instantiate templates or use macros
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28 ## or inline functions from this file, or you compile this file and link it
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29 ## with other works to produce a work based on this file, this file does not
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30 ## by itself cause the resulting work to be covered by the GNU General Public
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31 ## License. However the source code for this file must still be made available
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32 ## in accordance with section (3) of the GNU General Public License.
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33 ##
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34 ## This exception does not invalidate any other reasons why a work based on
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35 ## this file might be covered by the GNU General Public License.
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36 ##
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37 ## Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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38 ## at http://sources.redhat.com/ecos/ecos-license/
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39 ## -------------------------------------------
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40 #####ECOSGPLCOPYRIGHTEND####
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41 # ====================================================================
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42 ######DESCRIPTIONBEGIN####
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43 #
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44 # Author(s): gthomas
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45 # Original data: gthomas
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46 # Contributors: woehler
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47 # Date: 2000-07-06
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48 #
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49 #####DESCRIPTIONEND####
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50 #
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51 # ====================================================================
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52
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53 cdl_package CYGPKG_IO_FLASH {
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54 display "FLASH device drivers"
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55 include_dir cyg/io
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56 description "
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57 This option enables drivers for basic I/O services on
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58 flash devices."
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59 requires CYGPKG_ISOINFRA
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60 requires CYGINT_ISO_STRING_STRFUNCS
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61
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62 compile flash.c
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63
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64 define_proc {
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65 puts $::cdl_header "#include <pkgconf/system.h>"
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66 puts $::cdl_header "#ifdef CYGDAT_IO_FLASH_DEVICE_HEADER"
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67 puts $::cdl_header "# include CYGDAT_IO_FLASH_DEVICE_HEADER"
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68 puts $::cdl_header "#endif "
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69 }
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70
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71 cdl_option CYGNUM_FLASH_WORKSPACE_SIZE {
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72 display "Extra memory required by FLASH device drivers"
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73 flavor data
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74 default_value 0x1000
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75 description "
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76 Use this option to control how much extra memory is used
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77 by the FLASH drivers to perform certain operations. This
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78 memory is used to hold driver functions in RAM (for platforms
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79 which require it). The value should thus be large enough
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80 to hold any such driver. Reducing this value will make
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81 more RAM available to general programs."
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82 }
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83
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84 cdl_interface CYGHWR_IO_FLASH_DEVICE {
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85 display "Hardware FLASH device drivers"
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86 description "
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87 This option enables the hardware device drivers
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88 for the current platform."
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89 }
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91 cdl_interface CYGHWR_IO_FLASH_DEVICE_NOT_IN_RAM {
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92 display "Hardware FLASH device drivers are not in RAM"
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93 flavor booldata
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94 description "
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95 Use of this interface is deprecated.
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96 Drivers should make sure that the functions are
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97 linked to RAM by putting them in .2ram sections."
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98 requires !CYGHWR_IO_FLASH_DEVICE_NOT_IN_RAM
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99 }
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100
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101 cdl_interface CYGHWR_IO_FLASH_BLOCK_LOCKING {
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102 display "Hardware can support block locking"
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103 flavor booldata
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104 description "
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105 This option will be enabled by devices which can support
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106 locking (write-protection) of individual blocks."
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107 }
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108
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109 cdl_option CYGSEM_IO_FLASH_READ_INDIRECT {
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110 display "Hardware cannot support direct access to FLASH memory"
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111 flavor bool
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112 default_value 0
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113 requires { !CYGSEM_IO_FLASH_VERIFY_PROGRAM }
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114 description "
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115 This option will be asserted by devices which cannot support
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116 direct access to the FLASH memory contents (e.g. EEPROM or NAND
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117 devices). In these cases, the driver must provide an appropriate
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118 hardware access function."
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119 }
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120
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121 cdl_option CYGSEM_IO_FLASH_CHATTER {
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122 display "Display status messages during flash operations"
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123 flavor bool
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124 default_value 1
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125 description "
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126 Selecting this option will cause the drivers to print status
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127 messages as various flash operations are undertaken."
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128 }
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129
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130 cdl_option CYGSEM_IO_FLASH_VERIFY_PROGRAM {
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131 display "Verify data programmed to flash"
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132 flavor bool
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133 default_value 1
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134 description "
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135 Selecting this option will cause verification of data
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136 programmed to flash."
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137 }
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138
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139 cdl_option CYGSEM_IO_FLASH_SOFT_WRITE_PROTECT {
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140 display "Platform has flash soft DIP switch write-protect"
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141 flavor bool
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142 default_value 0
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143 description "
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144 Selecting this option will cause the state of a hardware jumper or
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145 dipswitch to be read by software to determine whether the flash is
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146 write-protected or not."
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147 }
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148
208
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149 cdl_component CYGPKG_IO_FLASH_BLOCK_DEVICE {
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150 display "Instantiate in I/O block device API"
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151 flavor bool
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152 active_if CYGPKG_IO
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153 default_value 0
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154 compile -library=libextras.a flashiodev.c
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155 description "
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156 Provides a block device accessible using the standard I/O
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157 API ( cyg_io_read() etc. )"
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158
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159 cdl_component CYGDAT_IO_FLASH_BLOCK_DEVICE_NAME_1 {
791
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160 display "Name of flash device 1 block device"
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161 flavor data
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162 default_value { "\"/dev/flash1\"" }
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163
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164 cdl_interface CYGINT_IO_FLASH_BLOCK_CFG_1 {
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165 requires 1 == CYGINT_IO_FLASH_BLOCK_CFG_1
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166 no_define
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167 }
208
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168
791
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169 cdl_component CYGNUM_IO_FLASH_BLOCK_CFG_STATIC_1 {
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170 display "Static configuration"
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171 default_value 1
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172 implements CYGINT_IO_FLASH_BLOCK_CFG_1
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173 description "
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174 This configures the flash device 1 block device
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175 with static base and length"
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176
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177 cdl_option CYGNUM_IO_FLASH_BLOCK_OFFSET_1 {
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178 display "Start offset from flash base"
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179 flavor data
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180 default_value 0x100000
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181 description "
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182 This gives the offset from the base of flash which this
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183 block device corresponds to."
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184 }
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185 cdl_option CYGNUM_IO_FLASH_BLOCK_LENGTH_1 {
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186 display "Length"
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187 flavor data
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188 default_value 0x100000
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189 description "
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190 This gives the length of the region of flash given over
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191 to this block device."
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192 }
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193 }
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194 cdl_component CYGNUM_IO_FLASH_BLOCK_CFG_FIS_1 {
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195 display "Configuration from FIS"
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196 default_value 0
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197 implements CYGINT_IO_FLASH_BLOCK_CFG_1
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198 description "
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199 This configures the flash device 1 block device
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200 from Redboot FIS"
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201
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202 cdl_component CYGDAT_IO_FLASH_BLOCK_FIS_NAME_1 {
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203 display "Name of FIS entry"
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204 flavor data
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205 default_value { "\"jffs2\"" }
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206 }
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207 }
208
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208 }
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209 }
115
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210 }