Mercurial > nand-ecoscentric
annotate packages/io/nand/current/ChangeLog @ 3378:c61c25416156
* src/nand.c (valid_page_addr): Silence signed/unsigned warning.
| author | Jonathan Larmour <jifl@eCosCentric.com> |
|---|---|
| date | Thu, 21 Jul 2011 19:14:52 +0100 |
| parents | 84277d0be0b2 |
| children | b1e9145ae7cd |
| rev | line source |
|---|---|
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Fix bit rot: make nand package build with recent gcc
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1 2014-08-11 Ross Younger <wry@ecoscentric.com> |
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2 |
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3 * nand.c nand_bbt.c nand_synth.c: Make build with recent gcc |
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* src/nand.c (valid_page_addr): Silence signed/unsigned warning.
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5 2011-07-21 Jonathan Larmour <jifl@eCosCentric.com> |
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* src/nand.c (valid_page_addr): Silence signed/unsigned warning.
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6 |
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c61c25416156
* src/nand.c (valid_page_addr): Silence signed/unsigned warning.
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7 * src/nand.c (valid_page_addr): Silence signed/unsigned warning. |
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c61c25416156
* src/nand.c (valid_page_addr): Silence signed/unsigned warning.
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8 |
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Use correct format for FAIL output when using diag_printf to construct
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9 2011-04-08 Jonathan Larmour <jifl@eCosCentric.com> |
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10 |
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11 * tests/nand_eccequiv.c (cyg_user_start): Use correct format for |
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12 FAIL output. |
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13 |
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nand.c: Fix name of cyg_nandp_bbt_markbad_pageaddr to match header.
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14 2010-07-09 Ross Younger <wry@eCosCentric.com> |
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15 |
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16 * nand.c: Fix name of cyg_nandp_bbt_markbad_pageaddr to match header. |
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| 3017 | 18 2010-04-20 Ross Younger <wry@eCosCentric.com> |
| 19 | |
| 20 * nand_ecc.h nand.c: Expand ECC interface to allow different | |
| 21 calculate functions during reads and writes, as needed by some | |
| 22 hardware ECC implementations. Defines | |
| 23 CYGSEM_IO_NAND_ECC_SPLIT_FUNCTION. | |
| 24 * nandunit.c nand_eccequiv.c nand_sweccwalk.c: Fix up. | |
| 25 * nand.c nand_oob.c: Fix uninitialised OOB issue. | |
| 26 * tests/nand_readwrite.c: Add further checks to confirm | |
| 27 the spare area works as expected. | |
| 28 | |
| 29 2010-03-16 Ross Younger <wry@eCosCentric.com> | |
| 30 | |
| 31 * tests: Prefix test names with "nand", for consistency. | |
| 32 * utils/erasenand.c: Fix off-by-one error. | |
| 33 | |
| 34 2010-03-12 Ross Younger <wry@eCosCentric.com> | |
| 35 | |
| 36 * nand.c: Short-cut zero-length part-reads; don't pass them on to the | |
| 37 underlying driver. | |
| 38 * nand.h: Correct off-by-one error (in the safe direction) in the | |
| 39 definition of CYG_NAND_PARTITION_NBLOCKS. | |
| 40 | |
| 41 2009-11-24 Ross Younger <wry@eCosCentric.com> | |
| 42 | |
| 43 * tests/rwbenchmark.c: Add bulk-read and bulk-write modes | |
| 44 which measure time for a whole block. Improve timing output | |
| 45 to scale itself to milliseconds where appropriate. | |
| 46 | |
| 47 * nand_ecc.h, nand_ecc_mtd_fast.c: Expose the byte-parity table | |
| 48 for use in other packages. | |
| 49 | |
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50 2009-11-19 Ross Younger <wry@eCosCentric.com> |
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51 |
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52 Significant interface change. |
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53 * nand.h: Application-facing functions now take partition-relative |
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54 addresses, not device-relative addresses. |
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55 Rename functions cyg_nand_* -> cyg_nandp_* to reflect this (change the |
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56 interface, change the name). |
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57 Create helper macros CYG_NAND_PARTITION_N{BLOCKS,PAGES}. |
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58 Rename NAND_* macros to CYG_NAND_*. |
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59 * tests, utils: Update to new semantics. |
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60 * nand.cdl: Declare CYGSEM_IO_NAND_APPINTERFACE_VERSION |
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61 - calculated, 2 - and add a tripwire to ensure YAFFS is updated. |
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62 * docs/nand.sgml: Updated to suit. |
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63 |
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64 2009-11-17 Ross Younger <wry@eCosCentric.com> |
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65 |
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66 * nand.c: Cosmetic messages fix |
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67 |
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68 2009-11-13 Ross Younger <wry@eCosCentric.com> |
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69 |
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70 * utils/erasenand.c: Fix fencepost error |
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71 * nand_device.h nand.c: Further refine CYGSEM_IO_NAND_USE_BBT, |
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72 drop the relevant parts of the struct when not enabled. |
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73 * utils/erase_bbt_dangerous.c: Build fix for non-default config |
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nand_bbt.c: Fix logic error on initial scan (introduced 2009-11-09)
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74 * nand_bbt.c: Fix logic error on initial scan |
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75 |
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77 |
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78 * nand.c: Add timing instrumentation hooks. |
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79 * nand.cdl: Add CYGSEM_IO_NAND_INSTRUMENT_TIMING to mediate them. |
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80 * misc/timetag_to_csv.pl: Helper perl script for use with them. |
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81 |
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82 2009-11-09 Ross Younger <wry@eCosCentric.com> |
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83 |
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84 * nand.h: Rationalise interface: |
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85 * read_page: now only reads a whole page and/or its spare. |
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86 * read_part_page: Created. Allows part-pages and optionally |
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87 not checking ECC. |
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88 * write_page: now only writes a whole page and/or its spare. |
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NAND: Drop poorly-conceived ecc sub-stride support
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89 + nand_ecc.h: Drop earlier attempt to support sub-page ECC. |
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90 * tests/readwrite.c: Test out cyg_nand_read_part_page(). |
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91 * tests: Update for interface tweak. |
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NAND: Cope with finding only one BBT copy; rationalise BBT finding code
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92 * nand_bbt.c: Rationalise BBT finding into one place and fix to |
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93 better cope with the situation where only one BBT block had |
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94 been written. Cure an internal race. |
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95 * nand_ecc_mtd_fast.c: Speed up checking phase. |
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96 |
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97 2009-11-06 Ross Younger <wry@eCosCentric.com> |
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98 |
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99 * nand_ecc_mtd_fast.c: Created. Complete rewrite of software |
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100 ECC for massive performance boost. In summary, use all 32 bits |
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101 of a register at once, and part-unroll the operation. (Also |
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102 rewrote the ecc repair function to drop the dependency on the |
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103 previous (imported) code. |
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104 * tests: Update to suit the above. |
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105 * tests/eccequiv.c: Created (used to test new ECC implementation). |
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106 |
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107 2009-10-28 Ross Younger <wry@eCosCentric.com> |
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108 |
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109 * nand.cdl, nand.c, nand_bbt.[ch]: CYGSEM_IO_NAND_USE_BBT |
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110 implemented (default on). Updated tests and utils to suit. |
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111 * nand.cdl: Add convenience options to build the utils as well |
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112 as the tests. |
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113 * tests/sweccwalk.c: Created (software ECC bit-walker and repair |
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114 consistency checks) |
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115 * nand.sgml: Updated for the above. Documented ECC algorithm |
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116 interface. |
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117 * tests/rwbenchmark.c: Have rwbenchmark use randomised test data |
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118 and check its work for better validity. |
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119 |
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Major update to allow hardware ECC: change driver interface (to "v2" - with CDL marker), expand ECC interface
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120 2009-10-08 Ross Younger <wry@eCosCentric.com> |
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121 |
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122 * nand_ecc.h, nand.c, nand_ecc_mtd.c: Expand ECC interface |
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123 to better allow hardware assistance. |
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124 * nand_device.h, nand.cdl: Change function set ("v2"), add cdl marker |
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125 * nand.c: Implement v2 read/write, updated devinit |
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126 * nand.c, nand_bbt.h: Internally expose "raw" page read/write fns |
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127 * nand_oob.c, nand_oob.h: Create packed_{read,write} fns |
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128 * nand_bbt.c: Use raw page read/write fns, packed read/write fns |
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129 - and sanity test them on startup |
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130 * nand.sgml: Document driver interface change. |
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131 * rwbenchmark.c: Check that we read the requisite amount of data. |
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132 |
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133 2009-09-28 Ross Younger <wry@eCosCentric.com> |
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134 |
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135 * tests: Don't put large arrays on stack. |
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136 |
| 2937 | 137 2009-08-28 Ross Younger <wry@eCosCentric.com> |
| 138 | |
| 139 * doc/nand.sgml: Update. Split entries for NAND device drivers out into | |
| 140 their individual driver packages. | |
| 141 * tests: Moved bbt.c and multipagebbt.c into devs/nand/synth/ | |
| 142 | |
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143 2009-07-28 Ross Younger <wry@eCosCentric.com> |
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144 |
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145 * utils: Add erasenand.c; build fix erase_bbt_dangerous.c |
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146 |
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147 2009-07-21 Ross Younger <wry@eCosCentric.com> |
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148 |
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149 * nand_bbt.c: Fix BBT initialisation bug |
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150 |
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151 2009-07-17 Ross Younger <wry@eCosCentric.com> |
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152 |
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153 * nand.sgml: Prep for inclusion in docbuilds |
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154 |
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155 2009-07-09 Ross Younger <wry@eCosCentric.com> |
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156 |
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157 * nand_bbt.c: Fix corner case arising from a write failure on a BBT block. |
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158 |
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159 2009-07-02 Ross Younger <wry@eCosCentric.com> |
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160 |
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161 * tests: Add rwbenchmark.c |
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162 |
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163 2009-06-17 Ross Younger <wry@eCosCentric.com> |
| 3017 | 164 |
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165 * Global: Create a per-device lock to remove this burden from drivers. |
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166 Retab for consistency with the rest of eCos. |
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167 * cdl: Create CYGNUM_NAND_PAGEBUFFER; NAND drivers must impose |
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168 requirements on this according to the largest device they support. |
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169 Add dependency on stdlib. |
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170 * nand.c, util.c: Add more assertions. |
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171 * nand_app.h: Renamed to nand.h for consistency with other packages |
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172 * nand_bbt.c: Refactor to use the pagebuffer to not be so stack-greedy. |
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173 Properly incorporate both on-chip BBTs in case we were interrupted |
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174 when writing out. Add more assertions. |
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175 * nand_bbt.h: Move BLOCK2PAGEADDR and PAGE2BLOCKADDR to util.h. |
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176 Header made internal. |
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177 * nand_ecc.h: Rename ECCPERPAGE to CYG_NAND_ECCPERPAGE. |
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178 * nand_oob.h: Rename NAND_APPLICATION_OOB to CYG_NAND_APPLICATION_OOB, |
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179 similarly for OOB_MAX_ECC_SLOTS and OOB_MAX_APP_SLOTS. |
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180 * doc: Linewrap for consistency |
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181 * tests: Tweak to make more likely to work in a minimal config. |
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182 Move mkvector.c and ar4test.c into misc/. |
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183 bbt doesn't mandate synth. |
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184 eccdamage moved to synth. |
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185 |
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186 2009-06-02 Ross Younger <wry@eCosCentric.com> |
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187 |
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188 * cyg_nand_init: Removed in toto, in favour of a static constructor. |
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189 * Global: Replaced all use of diag_printf with new NAND_ERROR macro. |
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190 |
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191 2009-06-01 Ross Younger <wry@eCosCentric.com> |
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192 |
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193 * src/util.c include/util.h: Created |
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194 |
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195 2009-03-02 Ross Younger <wry@eCosCentric.com> |
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196 |
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197 * New package. NAND flash access library. |
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198 |
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199 //=========================================================================== |
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200 // ####ECOSGPLCOPYRIGHTBEGIN#### |
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201 // ------------------------------------------- |
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202 // This file is part of eCos, the Embedded Configurable Operating System. |
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203 // Copyright (C) 2009 eCosCentric Limited. |
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204 // |
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205 // eCos is free software; you can redistribute it and/or modify it under |
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206 // the terms of the GNU General Public License as published by the Free |
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207 // Software Foundation; either version 2 or (at your option) any later |
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208 // version. |
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209 // |
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210 // eCos is distributed in the hope that it will be useful, but WITHOUT |
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211 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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212 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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213 // for more details. |
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214 // |
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215 // You should have received a copy of the GNU General Public License |
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216 // along with eCos; if not, write to the Free Software Foundation, Inc., |
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217 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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218 // |
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219 // As a special exception, if other files instantiate templates or use |
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220 // macros or inline functions from this file, or you compile this file |
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221 // and link it with other works to produce a work based on this file, |
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222 // this file does not by itself cause the resulting work to be covered by |
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223 // the GNU General Public License. However the source code for this file |
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224 // must still be made available in accordance with section (3) of the GNU |
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225 // General Public License v2. |
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226 // |
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227 // This exception does not invalidate any other reasons why a work based |
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228 // on this file might be covered by the GNU General Public License. |
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229 // ------------------------------------------- |
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230 // ####ECOSGPLCOPYRIGHTEND#### |
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6efd22c2e7b1
Import anoncvs-based NAND and device drivers to 20090826
Ross Younger <wry@ecoscentric.com>
parents:
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232 |
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Import anoncvs-based NAND and device drivers to 20090826
Ross Younger <wry@ecoscentric.com>
parents:
diff
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233 |