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annotate packages/io/flash/current/ChangeLog @ 1675:e1d094896914

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Don't check if the flash is write protected before performing a read.
author asl
date Sun, 20 Jun 2004 12:46:16 +0000
parents 2a83c3d9c985
children 3845779eca10
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1674
2a83c3d9c985 Added documentation of the FLASH API.
asl
parents: 1615
diff changeset
1 2004-06-20 Andrew Lunn <andrew.lunn@ascom.ch>
2a83c3d9c985 Added documentation of the FLASH API.
asl
parents: 1615
diff changeset
2
1675
e1d094896914 Don't check if the flash is write protected before performing a read.
asl
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3 * src/flash.c (flash_read): Don't check if the flash is write
e1d094896914 Don't check if the flash is write protected before performing a read.
asl
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4 protected before performing a read.
1674
2a83c3d9c985 Added documentation of the FLASH API.
asl
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5 * doc/flash.sgml
2a83c3d9c985 Added documentation of the FLASH API.
asl
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6 * cdl/io_flash.cdl: Added documentation of the FLASH API
2a83c3d9c985 Added documentation of the FLASH API.
asl
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7
1615
5118f42e7e62 * src/flashiodev.c: When checking flash upper bound, allow for end
jlarmour
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8 2004-04-29 Sebastien Couret <sebastien.couret@elios-informatique.com>
5118f42e7e62 * src/flashiodev.c: When checking flash upper bound, allow for end
jlarmour
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9 2004-04-29 Jonathan Larmour <jifl@eCosCentric.com>
5118f42e7e62 * src/flashiodev.c: When checking flash upper bound, allow for end
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10
5118f42e7e62 * src/flashiodev.c: When checking flash upper bound, allow for end
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11 * src/flashiodev.c: When checking flash upper bound, allow for end
5118f42e7e62 * src/flashiodev.c: When checking flash upper bound, allow for end
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12 of flash at 0xffffffff.
5118f42e7e62 * src/flashiodev.c: When checking flash upper bound, allow for end
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13
1411
5e52f3febc7d Specify flash block device names at runtime - from David Woodhouse
gthomas
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14 2003-11-27 David Woodhouse <dwmw2@infradead.org>
5e52f3febc7d Specify flash block device names at runtime - from David Woodhouse
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15
5e52f3febc7d Specify flash block device names at runtime - from David Woodhouse
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16 * src/flashiodev.c: Enable set_config() and implement
5e52f3febc7d Specify flash block device names at runtime - from David Woodhouse
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17 CYG_IO_SET_CONFIG_FLASH_FIS_NAME.
5e52f3febc7d Specify flash block device names at runtime - from David Woodhouse
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18
1400
707a873489c8 * src/flash.c: gcc 3.x vs gcc 2.x problems.
asl
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19 2003-11-25 Andrew Lunn <andrew.lunn@ascom.ch>
707a873489c8 * src/flash.c: gcc 3.x vs gcc 2.x problems.
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20
707a873489c8 * src/flash.c: gcc 3.x vs gcc 2.x problems.
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21 * src/flash.c: gcc 3.x vs gcc 2.x problems.
707a873489c8 * src/flash.c: gcc 3.x vs gcc 2.x problems.
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22
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86d40b65e079 * cdl/io_flash.cdl:
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23 2003-11-24 Jani Monoses <jani@iv.ro>
86d40b65e079 * cdl/io_flash.cdl:
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24
86d40b65e079 * cdl/io_flash.cdl:
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25 * cdl/io_flash.cdl:
86d40b65e079 * cdl/io_flash.cdl:
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26 * include/flash.h: Remove CYGNUM_FLASH_WORKSPACE_SIZE cdl option.
86d40b65e079 * cdl/io_flash.cdl:
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27
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c1f61c891552 * src/flashiodev.c (flashiodev_bwrite): Use flash_read rather than
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28 2003-11-24 Roland Ca�ebohm <roland.cassebohm@visionsystems.de>
c1f61c891552 * src/flashiodev.c (flashiodev_bwrite): Use flash_read rather than
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29
c1f61c891552 * src/flashiodev.c (flashiodev_bwrite): Use flash_read rather than
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30 * src/flashiodev.c (flashiodev_bwrite): Use flash_read rather than
c1f61c891552 * src/flashiodev.c (flashiodev_bwrite): Use flash_read rather than
asl
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31 directly doing a memcpy.
c1f61c891552 * src/flashiodev.c (flashiodev_bwrite): Use flash_read rather than
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32
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587b0b1c6927 * src/flash.c:
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33 2003-11-20 Jani Monoses <jani@iv.ro>
587b0b1c6927 * src/flash.c:
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34
587b0b1c6927 * src/flash.c:
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35 * src/flash.c:
587b0b1c6927 * src/flash.c:
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36 * src/flashiodev.c:
587b0b1c6927 * src/flash.c:
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37 * include/flash.h: Remove references to work_space and work_space_size
587b0b1c6927 * src/flash.c:
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38 since they are no longer used.
587b0b1c6927 * src/flash.c:
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39
1371
e4d78a7a628d Remove support for non-RAM drivers (depricated)
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40 2003-11-20 Jani Monoses <jani@iv.ro>
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41
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42 * cdl/io_flash.cdl:
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43 * src/flash.c: Remove handling of CYGHWR_IO_FLASH_DEVICE_NOT_IN_RAM
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44 now that all flash drivers use ELF sections to specify which parts
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45 go in RAM.
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46
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7fb73b26ec8a Fix compile error
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47 2003-10-08 Roland Cassebohm <roland.cassebohm@visionsystems.de>
7fb73b26ec8a Fix compile error
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48
7fb73b26ec8a Fix compile error
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49 * src/flash.c: Fix parse error if CYGSEM_IO_FLASH_READ_INDIRECT
7fb73b26ec8a Fix compile error
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50 is not defined.
7fb73b26ec8a Fix compile error
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51
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dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it
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52 2003-09-19 Gary Thomas <gary@mlbassoc.com>
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it
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53
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it
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54 * src/flash.c:
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it
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55 * include/flash.h:
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56 * cdl/io_flash.cdl: Add support for NAND (indirectly accessed)
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57 devices. This includes a generic "flash_read_buf()" function.
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58
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f493618bc252 * include/flash_dev.h: Include <cyg/infra/cyg_type.h>
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59 2003-04-14 Jani Monoses <jani@iv.ro>
f493618bc252 * include/flash_dev.h: Include <cyg/infra/cyg_type.h>
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60
f493618bc252 * include/flash_dev.h: Include <cyg/infra/cyg_type.h>
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61 * include/flash_dev.h: Include <cyg/infra/cyg_type.h>
f493618bc252 * include/flash_dev.h: Include <cyg/infra/cyg_type.h>
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62
842
3c5c8c8ffa30 Fix compile/syntax error - from Thomas Koeller
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63 2003-03-19 Thomas Koeller <thomas.koeller@baslerweb.com>
3c5c8c8ffa30 Fix compile/syntax error - from Thomas Koeller
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64
3c5c8c8ffa30 Fix compile/syntax error - from Thomas Koeller
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65 * src/flashiodev.c: Fixed trivial error.
3c5c8c8ffa30 Fix compile/syntax error - from Thomas Koeller
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66
791
a2dfa8bf3c57 Export RedBoot FIS functions - from Knud Woehler <knud.woehler@microplex.de>
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67 2003-03-03 Knud Woehler <knud.woehler@microplex.de>
a2dfa8bf3c57 Export RedBoot FIS functions - from Knud Woehler <knud.woehler@microplex.de>
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68
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69 * src/flashiodev.c:
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70 * cdl/io_flash.cdl: Add CYGNUM_IO_FLASH_BLOCK_CFG_FIS_1 /
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71 CYGNUM_IO_FLASH_BLOCK_CFG_STATIC_1. Initialize the block device
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72 from the FIS table.
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73
713
769b19e0b086 * cdl/io_flash.cdl: Remove irrelevant doc link - default to top
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74 2003-02-24 Jonathan Larmour <jifl@eCosCentric.com>
769b19e0b086 * cdl/io_flash.cdl: Remove irrelevant doc link - default to top
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75
769b19e0b086 * cdl/io_flash.cdl: Remove irrelevant doc link - default to top
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76 * cdl/io_flash.cdl: Remove irrelevant doc link - default to top
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77 level.
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78
208
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79 2002-01-31 Jonathan Larmour <jlarmour@redhat.com>
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80
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81 * src/flashiodev.c: Fix bounds checking and offsetting.
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82
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83 * cdl/io_flash.cdl (CYGNUM_IO_FLASH_BLOCK_LENGTH_1): Default to
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84 0x100000 for convenience.
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85
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86 2002-01-30 Jonathan Larmour <jlarmour@redhat.com>
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87
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88 * cdl/io_flash.cdl: Allow specification of an offset and length
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89 of the region of flash.
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90 * src/flashiodev.c: Use it.
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91
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92 2002-01-24 Jesper Skov <jskov@redhat.com>
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93
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94 * include/flash.h: Add a comment about the obvious: the flash
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95 caching macros should be called with interrupts disabled.
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96
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97 2002-01-23 Jonathan Larmour <jlarmour@redhat.com>
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98
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99 * cdl/io_flash.cdl: Add CYGPKG_IO_FLASH_BLOCK_DEVICE and
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100 CYGDAT_IO_FLASH_BLOCK_DEVICE_NAME_1 to allow exporting flash
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101 as block devices accessible from file systems.
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102 * src/fileiodev.c: New file implementing this.
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103 * include/flash.h: Add typedefs for the various structures used
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104 to configure the block devices.
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105
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106 2002-01-18 Paul Fine <pfine@delcomsys.com>
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107
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108 * src/flash.c : Modified flash_verify_addr, flash_erase,
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109 flash_lock and flash_unlock to to work properly when the location
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110 of the flash in the memory map is at the very top of the address
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111 space. We check and handle values that may overflow.
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112
195
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113 2001-10-28 Gary Thomas <gthomas@redhat.com>
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114
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115 * src/flash.c (flash_erase): Don't call hardware layer if block
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116 appears to be already erased [faster and less wear & tear].
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117
194
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118 2001-10-25 Jonathan Larmour <jlarmour@redhat.com>
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119
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120 * include/flash_dev.h: Fix test of 4x16-bit flash parts.
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121 Spotted by Jose Pascual <josepascual@almudi.com>
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122
191
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123 2001-10-16 Jesper Skov <jskov@redhat.com>
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124
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125 * src/flash.c: Include string.h
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126
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127 * cdl/io_flash.cdl: Package requires ISOINFRA and string
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128 functions.
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129
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130 2001-10-15 David Howells <dhowells@redhat.com>
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131
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132 * src/flash.c: Include string.h to get mem*() functions.
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133
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134 2001-09-25 Gary Thomas <gthomas@redhat.com>
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135
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136 * include/flash.h: Remove warning on printf() prototype.
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137
177
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138 2001-08-10 Jesper Skov <jskov@redhat.com>
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139
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140 * cdl/io_flash.cdl: Changed flavor of
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141 CYGHWR_IO_FLASH_BLOCK_LOCKING to booldata.
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142 * include/flash.h: Matching changes.
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143 * src/flash.c: Matching changes.
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144
174
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145 2001-07-23 David Howells <dhowells@redhat.com>
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146
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147 * cdl/io_flash.cdl: Added software write protect option.
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148 * include/flash.h: Ditto.
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149 * src/flash.c: Added software write protect option and bank
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150 support, and prevented low-level writes from being handed
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151 cross-block data chunks.
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152
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153 2001-07-20 Gary Thomas <gthomas@redhat.com>
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154
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155 * include/flash.h:
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156 * cdl/io_flash.cdl: Name convention: CYGINT_FLASH_WORKSPACE_SIZE
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157 renamed to be CYGNUM_FLASH_WORKSPACE_SIZE.
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158
172
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159 2001-07-19 Gary Thomas <gthomas@redhat.com>
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160
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161 * include/flash.h:
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162 * cdl/io_flash.cdl: New option CYGINT_FLASH_WORKSPACE_SIZE used
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163 to control how much memory is reserved for use by FLASH drivers.
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164
163
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165 2001-06-19 Hugo Tyson <hmt@redhat.com>
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166
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167 * src/flash.c (flash_program): Only verify program with memcmp if
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168 the status code suggests the programming went OK so far.
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169 Otherwise all errors become verify errors.
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170
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171 (flash_init): Fix bug in removal of dependency of printf(). The
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172 pointer was not initialized until after the call into the driver.
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173
162
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174 2001-06-11 Gary Thomas <gthomas@redhat.com>
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175
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176 * src/flash.c:
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177 * include/flash.h: Remove dependency on printf() via user functions.
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178
160
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179 2001-05-23 Jesper Skov <jskov@redhat.com>
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180
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181 * include/flash_dev.h (FLASH_P2V): Use CYG_ADDRWORD instead of int.
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182
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183 * src/flash.c: Copy functions to RAM iff
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184 CYGHWR_IO_FLASH_DEVICE_NOT_IN_RAM defined.
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185
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186 * cdl/io_flash.cdl: Changed CYGHWR_IO_FLASH_DEVICE_IN_RAM to
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187 CYGHWR_IO_FLASH_DEVICE_NOT_IN_RAM.
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188
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189 2001-05-21 Jonathan Larmour <jlarmour@redhat.com>
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190
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191 * include/flash_dev.h: Fix cyg_uin16 typo.
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192
157
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193 2001-03-29 Mark Salter <msalter@redhat.com>
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194
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195 * cdl/io_flash.cdl (CYGSEM_IO_FLASH_VERIFY_PROGRAM): New option
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196 to control whether or not to perform extra verification of flash
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197 programming.
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198 * src/flash.c (flash_program): No verification unless
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199 CYGSEM_IO_FLASH_VERIFY_PROGRAM defined.
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200
156
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201 2001-03-21 Gary Thomas <gthomas@redhat.com>
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202
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203 * src/flash.c (flash_program): Verify data after programming.
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204
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205 2001-03-21 Jesper Skov <jskov@redhat.com>
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206
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207 * include/flash.h: Added low voltage error message.
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208 * src/flash.c: And its error message.
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209
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210 2001-03-17 Gary Thomas <gthomas@redhat.com>
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211
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212 * src/flash.c (flash_program):
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213 * include/flash.h: Add support for [StrataFLASH] buffered writes.
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214 This requires knowledge of the device write buffer size [saved].
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215
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216 2001-03-01 Gary Thomas <gthomas@redhat.com>
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217
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218 * src/flash.c:
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219 * include/flash.h: Allow platform to define pre/post routines
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220 to enable/disable device access. These may be required, e.g.
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221 to turn on some voltage, etc.
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222
154
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223 2001-02-23 Jesper Skov <jskov@redhat.com>
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224
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225 * include/flash.h: HAL_FLASH_CACHES_WANT_OPTIMAL replaced with
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226 (opposite sense) HAL_FLASH_CACHES_OLD_MACROS.
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227
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228 * src/flash.c (__anonymizer): Use to force the compiler to use
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229 jumps instead of branches.
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230
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231 2001-02-22 Jesper Skov <jskov@redhat.com>
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232
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233 * include/flash_dev.h: Added. Contains macros and definitions
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234 common to all (new style) flash device drivers.
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235
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236 * include/flash.h: Added two new error codes.
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237 * cdl/io_flash.cdl: Added CYGHWR_IO_FLASH_DEVICE_IN_RAM.
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238 * src/flash.c: Made functions respect
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239 CYGHWR_IO_FLASH_DEVICE_IN_RAM and jump directly to the code
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240 instead of copying it around.
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241 (__arm_broken): Work around problem with ARM tools.
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242
151
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243 2001-02-06 Hugo Tyson <hmt@redhat.com>
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244
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245 * src/flash.c (flash_erase): Add an additional argument to the
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246 call into the driver, being the blocksize (as discovered). This
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247 allows a gross check for actual erase in some drivers. Those that
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248 don't use it, it's harmless - after all, this is an API by trust.
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249
143
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250 2000-12-06 Jesper Skov <jskov@redhat.com>
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251
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252 * src/flash.c (flash_dev_query): Added. Allows reloc/cache magic
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253 to be removed from device drivers (eventually). Also fixed some
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254 warnings, and made function references use char[] instead of just
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255 char to prevent MIPS compiler from messing up.
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256
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257 * include/flash.h: Added FLASH_ERR_DRV_VERIFY and flash_dev_query.
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258
141
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259 2000-11-27 Jesper Skov <jskov@redhat.com>
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260
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261 * src/flash.c: Do all flash access inside properly
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262 cache-controlled region.
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263 * include/flash.h: Cache definitions.
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264
136
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265 2000-11-17 Jesper Skov <jskov@redhat.com>
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266
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267 * src/flash.c: Added debug mode, allowing device driver to use printf.
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268
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269 2000-11-16 Jesper Skov <jskov@redhat.com>
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270
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271 * src/flash.c: Added suspend error messages.
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272 * include/flash.h: Same.
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273
121
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274 2000-09-01 Hugo Tyson <hmt@cygnus.co.uk>
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275
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276 * include/flash.h:
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277 * src/flash.c: CYGHWR_IO_FLASH_BLOCK_LOCKING is an interface, so
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278 it's always defined; look for > 0 instead.
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279
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280 2000-08-28 Gary Thomas <gthomas@redhat.com>
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281
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282 * src/flash.c:
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283 * include/flash.h:
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284 * cdl/io_flash.cdl: Support block locking (optional by hardware).
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285
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286 2000-08-22 Hugo Tyson <hmt@cygnus.co.uk>
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287
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288 * src/flash.c (flash_program): Add HAL_ICACHE_DISABLE/ENABLE pairs
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289 around calls to RAM copy of programming/erasing function - this is
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290 necessary to get reliable operation on EBSA285 and similar.
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291 Otherwise, what is in the instruction cache might be run instead.
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292
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293 2000-08-14 Gary Thomas <gthomas@redhat.com>
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294
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295 * include/flash.h: Add block size mask for finding block boundaries.
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296
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297 * src/flash.c: Use block size properly.
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298
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299 2000-07-29 Gary Thomas <gthomas@redhat.com>
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300
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301 * include/flash.h:
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302 * src/flash.c (flash_get_block_info): New function.
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303 (flash_program): Program in block_size chunks as much as possible.
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304
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305 //===========================================================================
208
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306 //####ECOSGPLCOPYRIGHTBEGIN####
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307 // -------------------------------------------
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308 // This file is part of eCos, the Embedded Configurable Operating System.
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309 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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310 //
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311 // eCos is free software; you can redistribute it and/or modify it under
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312 // the terms of the GNU General Public License as published by the Free
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313 // Software Foundation; either version 2 or (at your option) any later version.
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314 //
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315 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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316 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
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317 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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318 // for more details.
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319 //
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320 // You should have received a copy of the GNU General Public License along
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321 // with eCos; if not, write to the Free Software Foundation, Inc.,
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322 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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323 //
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324 // As a special exception, if other files instantiate templates or use macros
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325 // or inline functions from this file, or you compile this file and link it
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326 // with other works to produce a work based on this file, this file does not
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327 // by itself cause the resulting work to be covered by the GNU General Public
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328 // License. However the source code for this file must still be made available
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329 // in accordance with section (3) of the GNU General Public License.
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330 //
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331 // This exception does not invalidate any other reasons why a work based on
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332 // this file might be covered by the GNU General Public License.
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333 //
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334 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
210
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335 // at http://sources.redhat.com/ecos/ecos-license/
208
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336 // -------------------------------------------
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337 //####ECOSGPLCOPYRIGHTEND####
115
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338 //===========================================================================