Mercurial > flash_v2

annotate packages/io/flash/current/ChangeLog @ 174:38892b97b685

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Merge from eCos master repository on 2001-07-28-00:17:32-BST
author jlarmour
date Sun, 29 Jul 2001 02:00:07 +0000
parents cd45958b28ff
children 4c750ce71ae3
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1 2001-07-23 David Howells <dhowells@redhat.com>
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2
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3 * cdl/io_flash.cdl: Added software write protect option.
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4 * include/flash.h: Ditto.
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5 * src/flash.c: Added software write protect option and bank
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6 support, and prevented low-level writes from being handed
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7 cross-block data chunks.
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8
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9 2001-07-20 Gary Thomas <gthomas@redhat.com>
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11 * include/flash.h:
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12 * cdl/io_flash.cdl: Name convention: CYGINT_FLASH_WORKSPACE_SIZE
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13 renamed to be CYGNUM_FLASH_WORKSPACE_SIZE.
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15 2001-07-19 Gary Thomas <gthomas@redhat.com>
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16
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17 * include/flash.h:
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18 * cdl/io_flash.cdl: New option CYGINT_FLASH_WORKSPACE_SIZE used
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19 to control how much memory is reserved for use by FLASH drivers.
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20
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21 2001-06-19 Hugo Tyson <hmt@redhat.com>
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22
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23 * src/flash.c (flash_program): Only verify program with memcmp if
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24 the status code suggests the programming went OK so far.
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25 Otherwise all errors become verify errors.
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26
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27 (flash_init): Fix bug in removal of dependency of printf(). The
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28 pointer was not initialized until after the call into the driver.
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30 2001-06-11 Gary Thomas <gthomas@redhat.com>
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32 * src/flash.c:
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33 * include/flash.h: Remove dependency on printf() via user functions.
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35 2001-05-23 Jesper Skov <jskov@redhat.com>
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36
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37 * include/flash_dev.h (FLASH_P2V): Use CYG_ADDRWORD instead of int.
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38
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39 * src/flash.c: Copy functions to RAM iff
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40 CYGHWR_IO_FLASH_DEVICE_NOT_IN_RAM defined.
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41
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42 * cdl/io_flash.cdl: Changed CYGHWR_IO_FLASH_DEVICE_IN_RAM to
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43 CYGHWR_IO_FLASH_DEVICE_NOT_IN_RAM.
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44
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45 2001-05-21 Jonathan Larmour <jlarmour@redhat.com>
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46
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47 * include/flash_dev.h: Fix cyg_uin16 typo.
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49 2001-03-29 Mark Salter <msalter@redhat.com>
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50
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51 * cdl/io_flash.cdl (CYGSEM_IO_FLASH_VERIFY_PROGRAM): New option
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52 to control whether or not to perform extra verification of flash
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53 programming.
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54 * src/flash.c (flash_program): No verification unless
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55 CYGSEM_IO_FLASH_VERIFY_PROGRAM defined.
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56
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57 2001-03-21 Gary Thomas <gthomas@redhat.com>
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58
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59 * src/flash.c (flash_program): Verify data after programming.
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60
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61 2001-03-21 Jesper Skov <jskov@redhat.com>
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62
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63 * include/flash.h: Added low voltage error message.
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64 * src/flash.c: And its error message.
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65
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66 2001-03-17 Gary Thomas <gthomas@redhat.com>
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67
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68 * src/flash.c (flash_program):
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69 * include/flash.h: Add support for [StrataFLASH] buffered writes.
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70 This requires knowledge of the device write buffer size [saved].
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71
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72 2001-03-01 Gary Thomas <gthomas@redhat.com>
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73
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74 * src/flash.c:
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75 * include/flash.h: Allow platform to define pre/post routines
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76 to enable/disable device access. These may be required, e.g.
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77 to turn on some voltage, etc.
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78
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79 2001-02-23 Jesper Skov <jskov@redhat.com>
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80
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81 * include/flash.h: HAL_FLASH_CACHES_WANT_OPTIMAL replaced with
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82 (opposite sense) HAL_FLASH_CACHES_OLD_MACROS.
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83
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84 * src/flash.c (__anonymizer): Use to force the compiler to use
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85 jumps instead of branches.
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86
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87 2001-02-22 Jesper Skov <jskov@redhat.com>
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88
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89 * include/flash_dev.h: Added. Contains macros and definitions
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90 common to all (new style) flash device drivers.
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91
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92 * include/flash.h: Added two new error codes.
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93 * cdl/io_flash.cdl: Added CYGHWR_IO_FLASH_DEVICE_IN_RAM.
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94 * src/flash.c: Made functions respect
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95 CYGHWR_IO_FLASH_DEVICE_IN_RAM and jump directly to the code
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96 instead of copying it around.
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97 (__arm_broken): Work around problem with ARM tools.
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98
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99 2001-02-06 Hugo Tyson <hmt@redhat.com>
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100
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101 * src/flash.c (flash_erase): Add an additional argument to the
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102 call into the driver, being the blocksize (as discovered). This
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103 allows a gross check for actual erase in some drivers. Those that
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104 don't use it, it's harmless - after all, this is an API by trust.
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106 2000-12-06 Jesper Skov <jskov@redhat.com>
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107
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108 * src/flash.c (flash_dev_query): Added. Allows reloc/cache magic
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109 to be removed from device drivers (eventually). Also fixed some
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110 warnings, and made function references use char[] instead of just
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111 char to prevent MIPS compiler from messing up.
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112
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113 * include/flash.h: Added FLASH_ERR_DRV_VERIFY and flash_dev_query.
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115 2000-11-27 Jesper Skov <jskov@redhat.com>
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116
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117 * src/flash.c: Do all flash access inside properly
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118 cache-controlled region.
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119 * include/flash.h: Cache definitions.
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120
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121 2000-11-17 Jesper Skov <jskov@redhat.com>
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123 * src/flash.c: Added debug mode, allowing device driver to use printf.
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125 2000-11-16 Jesper Skov <jskov@redhat.com>
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126
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127 * src/flash.c: Added suspend error messages.
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128 * include/flash.h: Same.
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129
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130 2000-09-01 Hugo Tyson <hmt@cygnus.co.uk>
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131
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132 * include/flash.h:
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133 * src/flash.c: CYGHWR_IO_FLASH_BLOCK_LOCKING is an interface, so
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134 it's always defined; look for > 0 instead.
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135
119
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136 2000-08-28 Gary Thomas <gthomas@redhat.com>
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137
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138 * src/flash.c:
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139 * include/flash.h:
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140 * cdl/io_flash.cdl: Support block locking (optional by hardware).
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141
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142 2000-08-22 Hugo Tyson <hmt@cygnus.co.uk>
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143
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144 * src/flash.c (flash_program): Add HAL_ICACHE_DISABLE/ENABLE pairs
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145 around calls to RAM copy of programming/erasing function - this is
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146 necessary to get reliable operation on EBSA285 and similar.
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147 Otherwise, what is in the instruction cache might be run instead.
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148
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149 2000-08-14 Gary Thomas <gthomas@redhat.com>
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150
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151 * include/flash.h: Add block size mask for finding block boundaries.
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152
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153 * src/flash.c: Use block size properly.
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154
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155 2000-07-29 Gary Thomas <gthomas@redhat.com>
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156
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157 * include/flash.h:
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158 * src/flash.c (flash_get_block_info): New function.
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159 (flash_program): Program in block_size chunks as much as possible.
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160
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161 //===========================================================================
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162 //####COPYRIGHTBEGIN####
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163 //
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164 // -------------------------------------------
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165 // The contents of this file are subject to the Red Hat eCos Public License
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166 // Version 1.1 (the "License"); you may not use this file except in
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167 // compliance with the License. You may obtain a copy of the License at
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168 // http://www.redhat.com/
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169 //
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170 // Software distributed under the License is distributed on an "AS IS"
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171 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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172 // License for the specific language governing rights and limitations under
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173 // the License.
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174 //
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175 // The Original Code is eCos - Embedded Configurable Operating System,
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176 // released September 30, 1998.
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177 //
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178 // The Initial Developer of the Original Code is Red Hat.
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179 // Portions created by Red Hat are
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180 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
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181 // All Rights Reserved.
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182 // -------------------------------------------
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183 //
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184 //####COPYRIGHTEND####
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185 //===========================================================================