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annotate packages/io/flash/current/ChangeLog @ 208:e0c0827131d1 ecos

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Merge from eCos master repository on 2002-05-20-20:11:54-BST
author jlarmour
date Mon, 20 May 2002 22:19:26 +0000
parents 67850532eebb
children d2c90368aeef
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208
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1 2002-01-31 Jonathan Larmour <jlarmour@redhat.com>
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2
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3 * src/flashiodev.c: Fix bounds checking and offsetting.
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4
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5 * cdl/io_flash.cdl (CYGNUM_IO_FLASH_BLOCK_LENGTH_1): Default to
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6 0x100000 for convenience.
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7
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8 2002-01-30 Jonathan Larmour <jlarmour@redhat.com>
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10 * cdl/io_flash.cdl: Allow specification of an offset and length
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11 of the region of flash.
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12 * src/flashiodev.c: Use it.
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13
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14 2002-01-24 Jesper Skov <jskov@redhat.com>
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15
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16 * include/flash.h: Add a comment about the obvious: the flash
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17 caching macros should be called with interrupts disabled.
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18
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19 2002-01-23 Jonathan Larmour <jlarmour@redhat.com>
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20
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21 * cdl/io_flash.cdl: Add CYGPKG_IO_FLASH_BLOCK_DEVICE and
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22 CYGDAT_IO_FLASH_BLOCK_DEVICE_NAME_1 to allow exporting flash
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23 as block devices accessible from file systems.
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24 * src/fileiodev.c: New file implementing this.
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25 * include/flash.h: Add typedefs for the various structures used
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26 to configure the block devices.
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27
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28 2002-01-18 Paul Fine <pfine@delcomsys.com>
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29
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30 * src/flash.c : Modified flash_verify_addr, flash_erase,
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31 flash_lock and flash_unlock to to work properly when the location
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32 of the flash in the memory map is at the very top of the address
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33 space. We check and handle values that may overflow.
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34
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35 2001-10-28 Gary Thomas <gthomas@redhat.com>
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36
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37 * src/flash.c (flash_erase): Don't call hardware layer if block
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38 appears to be already erased [faster and less wear & tear].
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39
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40 2001-10-25 Jonathan Larmour <jlarmour@redhat.com>
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41
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42 * include/flash_dev.h: Fix test of 4x16-bit flash parts.
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43 Spotted by Jose Pascual <josepascual@almudi.com>
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45 2001-10-16 Jesper Skov <jskov@redhat.com>
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46
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47 * src/flash.c: Include string.h
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48
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49 * cdl/io_flash.cdl: Package requires ISOINFRA and string
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50 functions.
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51
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52 2001-10-15 David Howells <dhowells@redhat.com>
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53
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54 * src/flash.c: Include string.h to get mem*() functions.
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56 2001-09-25 Gary Thomas <gthomas@redhat.com>
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57
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58 * include/flash.h: Remove warning on printf() prototype.
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59
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60 2001-08-10 Jesper Skov <jskov@redhat.com>
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61
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62 * cdl/io_flash.cdl: Changed flavor of
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63 CYGHWR_IO_FLASH_BLOCK_LOCKING to booldata.
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64 * include/flash.h: Matching changes.
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65 * src/flash.c: Matching changes.
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66
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67 2001-07-23 David Howells <dhowells@redhat.com>
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68
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69 * cdl/io_flash.cdl: Added software write protect option.
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70 * include/flash.h: Ditto.
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71 * src/flash.c: Added software write protect option and bank
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72 support, and prevented low-level writes from being handed
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73 cross-block data chunks.
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74
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75 2001-07-20 Gary Thomas <gthomas@redhat.com>
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76
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77 * include/flash.h:
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78 * cdl/io_flash.cdl: Name convention: CYGINT_FLASH_WORKSPACE_SIZE
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79 renamed to be CYGNUM_FLASH_WORKSPACE_SIZE.
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81 2001-07-19 Gary Thomas <gthomas@redhat.com>
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82
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83 * include/flash.h:
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84 * cdl/io_flash.cdl: New option CYGINT_FLASH_WORKSPACE_SIZE used
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85 to control how much memory is reserved for use by FLASH drivers.
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86
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87 2001-06-19 Hugo Tyson <hmt@redhat.com>
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88
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89 * src/flash.c (flash_program): Only verify program with memcmp if
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90 the status code suggests the programming went OK so far.
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91 Otherwise all errors become verify errors.
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92
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93 (flash_init): Fix bug in removal of dependency of printf(). The
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94 pointer was not initialized until after the call into the driver.
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95
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96 2001-06-11 Gary Thomas <gthomas@redhat.com>
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97
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98 * src/flash.c:
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99 * include/flash.h: Remove dependency on printf() via user functions.
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101 2001-05-23 Jesper Skov <jskov@redhat.com>
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102
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103 * include/flash_dev.h (FLASH_P2V): Use CYG_ADDRWORD instead of int.
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104
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105 * src/flash.c: Copy functions to RAM iff
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106 CYGHWR_IO_FLASH_DEVICE_NOT_IN_RAM defined.
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107
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108 * cdl/io_flash.cdl: Changed CYGHWR_IO_FLASH_DEVICE_IN_RAM to
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109 CYGHWR_IO_FLASH_DEVICE_NOT_IN_RAM.
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110
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111 2001-05-21 Jonathan Larmour <jlarmour@redhat.com>
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112
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113 * include/flash_dev.h: Fix cyg_uin16 typo.
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114
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115 2001-03-29 Mark Salter <msalter@redhat.com>
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116
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117 * cdl/io_flash.cdl (CYGSEM_IO_FLASH_VERIFY_PROGRAM): New option
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118 to control whether or not to perform extra verification of flash
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119 programming.
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120 * src/flash.c (flash_program): No verification unless
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121 CYGSEM_IO_FLASH_VERIFY_PROGRAM defined.
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122
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123 2001-03-21 Gary Thomas <gthomas@redhat.com>
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124
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125 * src/flash.c (flash_program): Verify data after programming.
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126
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127 2001-03-21 Jesper Skov <jskov@redhat.com>
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128
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129 * include/flash.h: Added low voltage error message.
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130 * src/flash.c: And its error message.
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131
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132 2001-03-17 Gary Thomas <gthomas@redhat.com>
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133
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134 * src/flash.c (flash_program):
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135 * include/flash.h: Add support for [StrataFLASH] buffered writes.
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136 This requires knowledge of the device write buffer size [saved].
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137
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138 2001-03-01 Gary Thomas <gthomas@redhat.com>
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139
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140 * src/flash.c:
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141 * include/flash.h: Allow platform to define pre/post routines
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142 to enable/disable device access. These may be required, e.g.
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143 to turn on some voltage, etc.
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144
154
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145 2001-02-23 Jesper Skov <jskov@redhat.com>
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146
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147 * include/flash.h: HAL_FLASH_CACHES_WANT_OPTIMAL replaced with
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148 (opposite sense) HAL_FLASH_CACHES_OLD_MACROS.
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149
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150 * src/flash.c (__anonymizer): Use to force the compiler to use
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151 jumps instead of branches.
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152
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153 2001-02-22 Jesper Skov <jskov@redhat.com>
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154
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155 * include/flash_dev.h: Added. Contains macros and definitions
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156 common to all (new style) flash device drivers.
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157
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158 * include/flash.h: Added two new error codes.
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159 * cdl/io_flash.cdl: Added CYGHWR_IO_FLASH_DEVICE_IN_RAM.
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160 * src/flash.c: Made functions respect
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161 CYGHWR_IO_FLASH_DEVICE_IN_RAM and jump directly to the code
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162 instead of copying it around.
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163 (__arm_broken): Work around problem with ARM tools.
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164
151
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165 2001-02-06 Hugo Tyson <hmt@redhat.com>
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166
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167 * src/flash.c (flash_erase): Add an additional argument to the
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168 call into the driver, being the blocksize (as discovered). This
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169 allows a gross check for actual erase in some drivers. Those that
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170 don't use it, it's harmless - after all, this is an API by trust.
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171
143
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172 2000-12-06 Jesper Skov <jskov@redhat.com>
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173
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174 * src/flash.c (flash_dev_query): Added. Allows reloc/cache magic
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175 to be removed from device drivers (eventually). Also fixed some
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176 warnings, and made function references use char[] instead of just
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177 char to prevent MIPS compiler from messing up.
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178
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179 * include/flash.h: Added FLASH_ERR_DRV_VERIFY and flash_dev_query.
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180
141
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181 2000-11-27 Jesper Skov <jskov@redhat.com>
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182
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183 * src/flash.c: Do all flash access inside properly
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184 cache-controlled region.
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185 * include/flash.h: Cache definitions.
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186
136
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187 2000-11-17 Jesper Skov <jskov@redhat.com>
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188
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189 * src/flash.c: Added debug mode, allowing device driver to use printf.
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190
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191 2000-11-16 Jesper Skov <jskov@redhat.com>
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192
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193 * src/flash.c: Added suspend error messages.
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194 * include/flash.h: Same.
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195
121
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196 2000-09-01 Hugo Tyson <hmt@cygnus.co.uk>
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197
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198 * include/flash.h:
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199 * src/flash.c: CYGHWR_IO_FLASH_BLOCK_LOCKING is an interface, so
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200 it's always defined; look for > 0 instead.
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201
119
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202 2000-08-28 Gary Thomas <gthomas@redhat.com>
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203
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204 * src/flash.c:
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205 * include/flash.h:
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206 * cdl/io_flash.cdl: Support block locking (optional by hardware).
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207
117
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208 2000-08-22 Hugo Tyson <hmt@cygnus.co.uk>
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209
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210 * src/flash.c (flash_program): Add HAL_ICACHE_DISABLE/ENABLE pairs
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211 around calls to RAM copy of programming/erasing function - this is
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212 necessary to get reliable operation on EBSA285 and similar.
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213 Otherwise, what is in the instruction cache might be run instead.
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214
115
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215 2000-08-14 Gary Thomas <gthomas@redhat.com>
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216
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217 * include/flash.h: Add block size mask for finding block boundaries.
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218
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219 * src/flash.c: Use block size properly.
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220
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221 2000-07-29 Gary Thomas <gthomas@redhat.com>
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222
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223 * include/flash.h:
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224 * src/flash.c (flash_get_block_info): New function.
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225 (flash_program): Program in block_size chunks as much as possible.
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226
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227 //===========================================================================
208
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228 //####ECOSGPLCOPYRIGHTBEGIN####
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229 // -------------------------------------------
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230 // This file is part of eCos, the Embedded Configurable Operating System.
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231 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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232 //
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233 // eCos is free software; you can redistribute it and/or modify it under
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234 // the terms of the GNU General Public License as published by the Free
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235 // Software Foundation; either version 2 or (at your option) any later version.
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236 //
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237 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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238 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
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239 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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240 // for more details.
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241 //
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242 // You should have received a copy of the GNU General Public License along
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243 // with eCos; if not, write to the Free Software Foundation, Inc.,
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244 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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245 //
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246 // As a special exception, if other files instantiate templates or use macros
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247 // or inline functions from this file, or you compile this file and link it
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248 // with other works to produce a work based on this file, this file does not
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249 // by itself cause the resulting work to be covered by the GNU General Public
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250 // License. However the source code for this file must still be made available
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251 // in accordance with section (3) of the GNU General Public License.
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252 //
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253 // This exception does not invalidate any other reasons why a work based on
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254 // this file might be covered by the GNU General Public License.
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255 //
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256 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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257 // at http://sources.redhat.com/ecos/ecos-license
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258 // -------------------------------------------
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259 //####ECOSGPLCOPYRIGHTEND####
115
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260 //===========================================================================