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Flash API clean-ups
author bartv
date Mon, 22 Nov 2004 12:05:55 +0000
parents a221170fac3d
children fac0499dabd6
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1749
80232dbac7fb Flash API clean-ups
bartv
parents: 1747
diff changeset
1 2004-11-22 Bart Veer <bartv@ecoscentric.com>
80232dbac7fb Flash API clean-ups
bartv
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diff changeset
2
80232dbac7fb Flash API clean-ups
bartv
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3 * include/flash.h, include/flash_priv.h, doc/flash.sgml,
80232dbac7fb Flash API clean-ups
bartv
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4 src/flash.c, src/legacy_dev.c: put const in the right places,
80232dbac7fb Flash API clean-ups
bartv
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5 and rename cyg_block_info to cyg_flash_block_info
80232dbac7fb Flash API clean-ups
bartv
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6
1743
0d824ba900cc Encapsulate various bits of optional functionality inside macros, to
bartv
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7 2004-11-21 Bart Veer <bartv@ecoscentric.com>
0d824ba900cc Encapsulate various bits of optional functionality inside macros, to
bartv
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8
1747
a221170fac3d Add an optimization for the common case of a single flash device
bartv
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9 * src/flash.c, include/flash_priv.h, cdl/io_flash.h: optimize
a221170fac3d Add an optimization for the common case of a single flash device
bartv
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10 for the case of a single flash device.
1746
172edf8a96d8 Eliminate cyg_flash_code_overlaps()
bartv
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11 * include/flash.h, src/flash.c, doc/flash.sgml: remove
172edf8a96d8 Eliminate cyg_flash_code_overlaps()
bartv
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12 cyg_flash_code_overlaps()
1745
49e24a462730 Clean up flash configury
bartv
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13 * include/flash_priv.h, include/flash.h:
49e24a462730 Clean up flash configury
bartv
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14 CYGSEM_IO_FLASH_LEGACY_DEVICE_API has been removed, test
49e24a462730 Clean up flash configury
bartv
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15 CYGHWR_IO_FLASH_DEVICE_LEGACY instead
49e24a462730 Clean up flash configury
bartv
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16 * cdl/io_flash.cdl: lots of clean-ups
1744
f854ed1e81db Fix reads on legacy devices
bartv
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17 * src/legacy_dev.c (legacy_flash_read): only needed if the
f854ed1e81db Fix reads on legacy devices
bartv
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diff changeset
18 underlying legacy driver required indirect reads.
1743
0d824ba900cc Encapsulate various bits of optional functionality inside macros, to
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19 * src/flash.c: encapsulate various optional bits of code in
0d824ba900cc Encapsulate various bits of optional functionality inside macros, to
bartv
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20 macros, to cut down on the #ifdef's in the main code
0d824ba900cc Encapsulate various bits of optional functionality inside macros, to
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21
1741
9464c6747e99 Sort out the various loops to cope with boundary conditions,
bartv
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22 2004-11-20 Bart Veer <bartv@ecoscentric.com>
9464c6747e99 Sort out the various loops to cope with boundary conditions,
bartv
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23
1742
a668b95e5f2e Only include the support for indirect flash reads if there are devices
bartv
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24 * cdl/io_flash.cdl, src/flash.c(cyg_flash_read): add an interface
a668b95e5f2e Only include the support for indirect flash reads if there are devices
bartv
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25 for hardware which requires indirect reads, and suppress
a668b95e5f2e Only include the support for indirect flash reads if there are devices
bartv
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26 unnecessary code if direct reads are always available.
1741
9464c6747e99 Sort out the various loops to cope with boundary conditions,
bartv
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27 * src/flash.c: rearrange loops to avoid address comparisons, which
9464c6747e99 Sort out the various loops to cope with boundary conditions,
bartv
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28 tend to go wrong if the flash is at the end of the address space
9464c6747e99 Sort out the various loops to cope with boundary conditions,
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29
1735
e308039f4579 * src/legacy_dev.c (legacy_flash_init): The end is the size plus
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30 2004-10-06 Andrew Lunn <andrew.lunn@ascom.ch>
e308039f4579 * src/legacy_dev.c (legacy_flash_init): The end is the size plus
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31
e308039f4579 * src/legacy_dev.c (legacy_flash_init): The end is the size plus
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32 * src/legacy_dev.c (legacy_flash_init): The end is the size plus
e308039f4579 * src/legacy_dev.c (legacy_flash_init): The end is the size plus
asl
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33 the start.
e308039f4579 * src/legacy_dev.c (legacy_flash_init): The end is the size plus
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34
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3f6b1c304c7a * src/flash.c: Offset into the block is not calculated correctly
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35 2004-09-30 Savin Zlobec <savin@elatec.si>
3f6b1c304c7a * src/flash.c: Offset into the block is not calculated correctly
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36
3f6b1c304c7a * src/flash.c: Offset into the block is not calculated correctly
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37 * src/flash.c: Offset into the block is not calculated correctly
3f6b1c304c7a * src/flash.c: Offset into the block is not calculated correctly
asl
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38 when the flash start is not aligned on a flash block.
3f6b1c304c7a * src/flash.c: Offset into the block is not calculated correctly
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39 * src/legacy_dev.c (legacy_flash_read): Fixed typo.
3f6b1c304c7a * src/flash.c: Offset into the block is not calculated correctly
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40
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e290a0372578 * src/flash.c (cyg_flash_init): Add assert checking that the
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41 2004-09-14 Andrew Lunn <andrew.lunn@ascom.ch>
e290a0372578 * src/flash.c (cyg_flash_init): Add assert checking that the
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42
e290a0372578 * src/flash.c (cyg_flash_init): Add assert checking that the
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43 * src/flash.c (cyg_flash_init): Add assert checking that the
e290a0372578 * src/flash.c (cyg_flash_init): Add assert checking that the
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44 end address matches the block information.
e290a0372578 * src/flash.c (cyg_flash_init): Add assert checking that the
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45 * src/legacy_dev.c (legacy_flash_init): Ensure that the end
e290a0372578 * src/flash.c (cyg_flash_init): Add assert checking that the
asl
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46 address is the last valid address, not the first invalid address.
e290a0372578 * src/flash.c (cyg_flash_init): Add assert checking that the
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47
1723
0cc13d07a67e * src/flash.c: Support flash blocks of arbitary size. The
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48 2004-09-09 Andrew Lunn <andrew.lunn@ascom.ch>
0cc13d07a67e * src/flash.c: Support flash blocks of arbitary size. The
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49
0cc13d07a67e * src/flash.c: Support flash blocks of arbitary size. The
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50 * src/flash.c: Support flash blocks of arbitary size. The
0cc13d07a67e * src/flash.c: Support flash blocks of arbitary size. The
asl
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51 DataFlash devices for example have block of 528 bytes.
0cc13d07a67e * src/flash.c: Support flash blocks of arbitary size. The
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52
1722
c4240af0fa28 * removed the functions cyg_flash_get_limits and
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53 2004-08-21 Andrew Lunn <andrew.lunn@ascom.ch>
c4240af0fa28 * removed the functions cyg_flash_get_limits and
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54
c4240af0fa28 * removed the functions cyg_flash_get_limits and
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55 * removed the functions cyg_flash_get_limits and
c4240af0fa28 * removed the functions cyg_flash_get_limits and
asl
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56 cyg_flash_get_block_info. Reimplemented the legacy functions
c4240af0fa28 * removed the functions cyg_flash_get_limits and
asl
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57 that depended on them and flashiodev.c
c4240af0fa28 * removed the functions cyg_flash_get_limits and
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58
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c506b95a6346 * src/flashiodev.c Ordering problem again. If an invalid name is
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59 2004-08-19 Andrew Lunn <andrew.lunn@ascom.ch>
c506b95a6346 * src/flashiodev.c Ordering problem again. If an invalid name is
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60
c506b95a6346 * src/flashiodev.c Ordering problem again. If an invalid name is
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61 * src/flashiodev.c Ordering problem again. If an invalid name is
c506b95a6346 * src/flashiodev.c Ordering problem again. If an invalid name is
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62 configured the lookup would fail and it then was impossible to do
c506b95a6346 * src/flashiodev.c Ordering problem again. If an invalid name is
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63 a cyg_io_config_set. Lookup cannot fail because the name does not
c506b95a6346 * src/flashiodev.c Ordering problem again. If an invalid name is
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64 exist in FIS.
c506b95a6346 * src/flashiodev.c Ordering problem again. If an invalid name is
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65
1715
868c3fa9315f * src/flash.c: Make the flock lock/unlock code compile without
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66 2004-08-13 Andrew Lunn <andrew.lunn@ascom.ch>
868c3fa9315f * src/flash.c: Make the flock lock/unlock code compile without
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67
868c3fa9315f * src/flash.c: Make the flock lock/unlock code compile without
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68 * src/flash.c: Make the flock lock/unlock code compile without
868c3fa9315f * src/flash.c: Make the flock lock/unlock code compile without
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69 warnings.
868c3fa9315f * src/flash.c: Make the flock lock/unlock code compile without
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70 * src/flashiodev.c (flashiodev_lookup): Only initialize the device
868c3fa9315f * src/flash.c: Make the flock lock/unlock code compile without
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71 if we have not already been initialized via cyg_set_config().
868c3fa9315f * src/flash.c: Make the flock lock/unlock code compile without
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72 This stopped redboots mount -f working.
868c3fa9315f * src/flash.c: Make the flock lock/unlock code compile without
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73
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39063f315a19 * src/flashiodev.c (flashiodev_lookup): Moved most of the
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74 2004-08-09 Andrew Lunn <andrew.lunn@ascom.ch>
39063f315a19 * src/flashiodev.c (flashiodev_lookup): Moved most of the
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75
39063f315a19 * src/flashiodev.c (flashiodev_lookup): Moved most of the
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76 * src/flashiodev.c (flashiodev_lookup): Moved most of the
39063f315a19 * src/flashiodev.c (flashiodev_lookup): Moved most of the
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77 flashiodev_init into this new function. This fixed the ordering
39063f315a19 * src/flashiodev.c (flashiodev_lookup): Moved most of the
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78 issue with redboot startup. When doing a FIS name lookup in
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868c3fa9315f * src/flash.c: Make the flock lock/unlock code compile without
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79 flashiodev_init, redboot was not yet nitialised so lookup
1714
39063f315a19 * src/flashiodev.c (flashiodev_lookup): Moved most of the
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80 failed. Moving this into flashiodev_lookup solves this problem.
39063f315a19 * src/flashiodev.c (flashiodev_lookup): Moved most of the
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81 Its now possible for redboot to mount the jffs2 filesystem with
39063f315a19 * src/flashiodev.c (flashiodev_lookup): Moved most of the
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82 -d /dev/flash1.
39063f315a19 * src/flashiodev.c (flashiodev_lookup): Moved most of the
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83
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3bafac44ac03 * src/flashiodev.c: Fix typo in macro and configuration options
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84 2004-08-06 Andrew Lunn <andrew.lunn@ascom.ch>
3bafac44ac03 * src/flashiodev.c: Fix typo in macro and configuration options
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85
3bafac44ac03 * src/flashiodev.c: Fix typo in macro and configuration options
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86 * src/flashiodev.c: Fix typo in macro and configuration options
3bafac44ac03 * src/flashiodev.c: Fix typo in macro and configuration options
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87
1706
3845779eca10 * src/flash.c: Major rewrite to implement a new API
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88 2004-08-05 Andrew Lunn <andrew.lunn@ascom.ch>
3845779eca10 * src/flash.c: Major rewrite to implement a new API
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89
3845779eca10 * src/flash.c: Major rewrite to implement a new API
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90 * src/flash.c: Major rewrite to implement a new API
3845779eca10 * src/flash.c: Major rewrite to implement a new API
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91 * src/legacy_api.c: Support the legacy API
3845779eca10 * src/flash.c: Major rewrite to implement a new API
asl
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92 * src/legacy_drv.c: Support the legacy driver API
3845779eca10 * src/flash.c: Major rewrite to implement a new API
asl
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93 * src/flashiodev.c: Support the new API and multiple devices
3845779eca10 * src/flash.c: Major rewrite to implement a new API
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94 * include/flash_priv.h: Interface devices should use
3845779eca10 * src/flash.c: Major rewrite to implement a new API
asl
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95 * cdl/io_flash.cdl: Updates for new interface and multiple devices.
3845779eca10 * src/flash.c: Major rewrite to implement a new API
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96
1674
2a83c3d9c985 Added documentation of the FLASH API.
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97 2004-06-20 Andrew Lunn <andrew.lunn@ascom.ch>
2a83c3d9c985 Added documentation of the FLASH API.
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98
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e1d094896914 Don't check if the flash is write protected before performing a read.
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99 * 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.
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100 protected before performing a read.
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2a83c3d9c985 Added documentation of the FLASH API.
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101 * doc/flash.sgml
2a83c3d9c985 Added documentation of the FLASH API.
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102 * cdl/io_flash.cdl: Added documentation of the FLASH API
2a83c3d9c985 Added documentation of the FLASH API.
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103
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5118f42e7e62 * src/flashiodev.c: When checking flash upper bound, allow for end
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104 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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105 2004-04-29 Jonathan Larmour <jifl@eCosCentric.com>
5118f42e7e62 * src/flashiodev.c: When checking flash upper bound, allow for end
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106
5118f42e7e62 * src/flashiodev.c: When checking flash upper bound, allow for end
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107 * 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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108 of flash at 0xffffffff.
5118f42e7e62 * src/flashiodev.c: When checking flash upper bound, allow for end
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109
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5e52f3febc7d Specify flash block device names at runtime - from David Woodhouse
gthomas
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110 2003-11-27 David Woodhouse <dwmw2@infradead.org>
5e52f3febc7d Specify flash block device names at runtime - from David Woodhouse
gthomas
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111
5e52f3febc7d Specify flash block device names at runtime - from David Woodhouse
gthomas
parents: 1400
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112 * src/flashiodev.c: Enable set_config() and implement
5e52f3febc7d Specify flash block device names at runtime - from David Woodhouse
gthomas
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113 CYG_IO_SET_CONFIG_FLASH_FIS_NAME.
5e52f3febc7d Specify flash block device names at runtime - from David Woodhouse
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114
1400
707a873489c8 * src/flash.c: gcc 3.x vs gcc 2.x problems.
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115 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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116
707a873489c8 * src/flash.c: gcc 3.x vs gcc 2.x problems.
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117 * 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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118
1394
86d40b65e079 * cdl/io_flash.cdl:
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119 2003-11-24 Jani Monoses <jani@iv.ro>
86d40b65e079 * cdl/io_flash.cdl:
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120
86d40b65e079 * cdl/io_flash.cdl:
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121 * cdl/io_flash.cdl:
86d40b65e079 * cdl/io_flash.cdl:
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122 * include/flash.h: Remove CYGNUM_FLASH_WORKSPACE_SIZE cdl option.
86d40b65e079 * cdl/io_flash.cdl:
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123
1391
c1f61c891552 * src/flashiodev.c (flashiodev_bwrite): Use flash_read rather than
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124 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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125
c1f61c891552 * src/flashiodev.c (flashiodev_bwrite): Use flash_read rather than
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126 * src/flashiodev.c (flashiodev_bwrite): Use flash_read rather than
c1f61c891552 * src/flashiodev.c (flashiodev_bwrite): Use flash_read rather than
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127 directly doing a memcpy.
c1f61c891552 * src/flashiodev.c (flashiodev_bwrite): Use flash_read rather than
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128
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587b0b1c6927 * src/flash.c:
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129 2003-11-20 Jani Monoses <jani@iv.ro>
587b0b1c6927 * src/flash.c:
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130
587b0b1c6927 * src/flash.c:
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131 * src/flash.c:
587b0b1c6927 * src/flash.c:
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132 * src/flashiodev.c:
587b0b1c6927 * src/flash.c:
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133 * include/flash.h: Remove references to work_space and work_space_size
587b0b1c6927 * src/flash.c:
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134 since they are no longer used.
587b0b1c6927 * src/flash.c:
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135
1371
e4d78a7a628d Remove support for non-RAM drivers (depricated)
gthomas
parents: 1290
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136 2003-11-20 Jani Monoses <jani@iv.ro>
e4d78a7a628d Remove support for non-RAM drivers (depricated)
gthomas
parents: 1290
diff changeset
137
e4d78a7a628d Remove support for non-RAM drivers (depricated)
gthomas
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diff changeset
138 * cdl/io_flash.cdl:
e4d78a7a628d Remove support for non-RAM drivers (depricated)
gthomas
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139 * src/flash.c: Remove handling of CYGHWR_IO_FLASH_DEVICE_NOT_IN_RAM
e4d78a7a628d Remove support for non-RAM drivers (depricated)
gthomas
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140 now that all flash drivers use ELF sections to specify which parts
e4d78a7a628d Remove support for non-RAM drivers (depricated)
gthomas
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141 go in RAM.
e4d78a7a628d Remove support for non-RAM drivers (depricated)
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142
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7fb73b26ec8a Fix compile error
gthomas
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diff changeset
143 2003-10-08 Roland Cassebohm <roland.cassebohm@visionsystems.de>
7fb73b26ec8a Fix compile error
gthomas
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diff changeset
144
7fb73b26ec8a Fix compile error
gthomas
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diff changeset
145 * src/flash.c: Fix parse error if CYGSEM_IO_FLASH_READ_INDIRECT
7fb73b26ec8a Fix compile error
gthomas
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diff changeset
146 is not defined.
7fb73b26ec8a Fix compile error
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147
1223
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it
gthomas
parents: 944
diff changeset
148 2003-09-19 Gary Thomas <gary@mlbassoc.com>
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it
gthomas
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diff changeset
149
dbcfe4e0dbd2 New platform - TAMS MOAB - and generic changes to support it
gthomas
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150 * src/flash.c:
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151 * include/flash.h:
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152 * cdl/io_flash.cdl: Add support for NAND (indirectly accessed)
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153 devices. This includes a generic "flash_read_buf()" function.
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154
944
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155 2003-04-14 Jani Monoses <jani@iv.ro>
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156
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157 * include/flash_dev.h: Include <cyg/infra/cyg_type.h>
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158
842
3c5c8c8ffa30 Fix compile/syntax error - from Thomas Koeller
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159 2003-03-19 Thomas Koeller <thomas.koeller@baslerweb.com>
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160
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161 * src/flashiodev.c: Fixed trivial error.
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162
791
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163 2003-03-03 Knud Woehler <knud.woehler@microplex.de>
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164
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165 * src/flashiodev.c:
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166 * cdl/io_flash.cdl: Add CYGNUM_IO_FLASH_BLOCK_CFG_FIS_1 /
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167 CYGNUM_IO_FLASH_BLOCK_CFG_STATIC_1. Initialize the block device
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168 from the FIS table.
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169
713
769b19e0b086 * cdl/io_flash.cdl: Remove irrelevant doc link - default to top
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170 2003-02-24 Jonathan Larmour <jifl@eCosCentric.com>
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171
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172 * cdl/io_flash.cdl: Remove irrelevant doc link - default to top
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173 level.
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174
208
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175 2002-01-31 Jonathan Larmour <jlarmour@redhat.com>
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176
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177 * src/flashiodev.c: Fix bounds checking and offsetting.
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178
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179 * cdl/io_flash.cdl (CYGNUM_IO_FLASH_BLOCK_LENGTH_1): Default to
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180 0x100000 for convenience.
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181
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182 2002-01-30 Jonathan Larmour <jlarmour@redhat.com>
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183
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184 * cdl/io_flash.cdl: Allow specification of an offset and length
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185 of the region of flash.
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186 * src/flashiodev.c: Use it.
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187
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188 2002-01-24 Jesper Skov <jskov@redhat.com>
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189
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190 * include/flash.h: Add a comment about the obvious: the flash
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191 caching macros should be called with interrupts disabled.
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192
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193 2002-01-23 Jonathan Larmour <jlarmour@redhat.com>
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194
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195 * cdl/io_flash.cdl: Add CYGPKG_IO_FLASH_BLOCK_DEVICE and
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196 CYGDAT_IO_FLASH_BLOCK_DEVICE_NAME_1 to allow exporting flash
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197 as block devices accessible from file systems.
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198 * src/fileiodev.c: New file implementing this.
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199 * include/flash.h: Add typedefs for the various structures used
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200 to configure the block devices.
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201
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202 2002-01-18 Paul Fine <pfine@delcomsys.com>
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203
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204 * src/flash.c : Modified flash_verify_addr, flash_erase,
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205 flash_lock and flash_unlock to to work properly when the location
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206 of the flash in the memory map is at the very top of the address
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207 space. We check and handle values that may overflow.
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208
195
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209 2001-10-28 Gary Thomas <gthomas@redhat.com>
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210
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211 * src/flash.c (flash_erase): Don't call hardware layer if block
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212 appears to be already erased [faster and less wear & tear].
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213
194
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214 2001-10-25 Jonathan Larmour <jlarmour@redhat.com>
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215
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216 * include/flash_dev.h: Fix test of 4x16-bit flash parts.
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217 Spotted by Jose Pascual <josepascual@almudi.com>
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218
191
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219 2001-10-16 Jesper Skov <jskov@redhat.com>
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220
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221 * src/flash.c: Include string.h
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222
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223 * cdl/io_flash.cdl: Package requires ISOINFRA and string
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224 functions.
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225
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226 2001-10-15 David Howells <dhowells@redhat.com>
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227
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228 * src/flash.c: Include string.h to get mem*() functions.
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229
184
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230 2001-09-25 Gary Thomas <gthomas@redhat.com>
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231
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232 * include/flash.h: Remove warning on printf() prototype.
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233
177
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234 2001-08-10 Jesper Skov <jskov@redhat.com>
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235
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236 * cdl/io_flash.cdl: Changed flavor of
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237 CYGHWR_IO_FLASH_BLOCK_LOCKING to booldata.
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238 * include/flash.h: Matching changes.
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239 * src/flash.c: Matching changes.
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240
174
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241 2001-07-23 David Howells <dhowells@redhat.com>
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242
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243 * cdl/io_flash.cdl: Added software write protect option.
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244 * include/flash.h: Ditto.
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245 * src/flash.c: Added software write protect option and bank
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246 support, and prevented low-level writes from being handed
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247 cross-block data chunks.
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248
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249 2001-07-20 Gary Thomas <gthomas@redhat.com>
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250
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251 * include/flash.h:
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252 * cdl/io_flash.cdl: Name convention: CYGINT_FLASH_WORKSPACE_SIZE
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253 renamed to be CYGNUM_FLASH_WORKSPACE_SIZE.
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254
172
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255 2001-07-19 Gary Thomas <gthomas@redhat.com>
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256
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257 * include/flash.h:
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258 * cdl/io_flash.cdl: New option CYGINT_FLASH_WORKSPACE_SIZE used
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259 to control how much memory is reserved for use by FLASH drivers.
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260
163
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261 2001-06-19 Hugo Tyson <hmt@redhat.com>
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262
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263 * src/flash.c (flash_program): Only verify program with memcmp if
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264 the status code suggests the programming went OK so far.
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265 Otherwise all errors become verify errors.
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266
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267 (flash_init): Fix bug in removal of dependency of printf(). The
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268 pointer was not initialized until after the call into the driver.
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269
162
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270 2001-06-11 Gary Thomas <gthomas@redhat.com>
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271
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272 * src/flash.c:
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273 * include/flash.h: Remove dependency on printf() via user functions.
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274
160
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275 2001-05-23 Jesper Skov <jskov@redhat.com>
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276
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277 * include/flash_dev.h (FLASH_P2V): Use CYG_ADDRWORD instead of int.
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278
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279 * src/flash.c: Copy functions to RAM iff
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280 CYGHWR_IO_FLASH_DEVICE_NOT_IN_RAM defined.
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281
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282 * cdl/io_flash.cdl: Changed CYGHWR_IO_FLASH_DEVICE_IN_RAM to
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283 CYGHWR_IO_FLASH_DEVICE_NOT_IN_RAM.
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284
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285 2001-05-21 Jonathan Larmour <jlarmour@redhat.com>
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286
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287 * include/flash_dev.h: Fix cyg_uin16 typo.
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288
157
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289 2001-03-29 Mark Salter <msalter@redhat.com>
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290
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291 * cdl/io_flash.cdl (CYGSEM_IO_FLASH_VERIFY_PROGRAM): New option
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292 to control whether or not to perform extra verification of flash
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293 programming.
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294 * src/flash.c (flash_program): No verification unless
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295 CYGSEM_IO_FLASH_VERIFY_PROGRAM defined.
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296
156
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297 2001-03-21 Gary Thomas <gthomas@redhat.com>
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298
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299 * src/flash.c (flash_program): Verify data after programming.
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300
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301 2001-03-21 Jesper Skov <jskov@redhat.com>
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302
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303 * include/flash.h: Added low voltage error message.
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304 * src/flash.c: And its error message.
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305
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306 2001-03-17 Gary Thomas <gthomas@redhat.com>
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307
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308 * src/flash.c (flash_program):
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309 * include/flash.h: Add support for [StrataFLASH] buffered writes.
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310 This requires knowledge of the device write buffer size [saved].
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311
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312 2001-03-01 Gary Thomas <gthomas@redhat.com>
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313
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314 * src/flash.c:
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315 * include/flash.h: Allow platform to define pre/post routines
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316 to enable/disable device access. These may be required, e.g.
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317 to turn on some voltage, etc.
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318
154
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319 2001-02-23 Jesper Skov <jskov@redhat.com>
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320
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321 * include/flash.h: HAL_FLASH_CACHES_WANT_OPTIMAL replaced with
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322 (opposite sense) HAL_FLASH_CACHES_OLD_MACROS.
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323
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324 * src/flash.c (__anonymizer): Use to force the compiler to use
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325 jumps instead of branches.
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326
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327 2001-02-22 Jesper Skov <jskov@redhat.com>
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328
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329 * include/flash_dev.h: Added. Contains macros and definitions
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330 common to all (new style) flash device drivers.
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331
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332 * include/flash.h: Added two new error codes.
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333 * cdl/io_flash.cdl: Added CYGHWR_IO_FLASH_DEVICE_IN_RAM.
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334 * src/flash.c: Made functions respect
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335 CYGHWR_IO_FLASH_DEVICE_IN_RAM and jump directly to the code
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336 instead of copying it around.
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337 (__arm_broken): Work around problem with ARM tools.
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338
151
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339 2001-02-06 Hugo Tyson <hmt@redhat.com>
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340
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341 * src/flash.c (flash_erase): Add an additional argument to the
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342 call into the driver, being the blocksize (as discovered). This
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343 allows a gross check for actual erase in some drivers. Those that
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344 don't use it, it's harmless - after all, this is an API by trust.
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345
143
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346 2000-12-06 Jesper Skov <jskov@redhat.com>
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347
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348 * src/flash.c (flash_dev_query): Added. Allows reloc/cache magic
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349 to be removed from device drivers (eventually). Also fixed some
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350 warnings, and made function references use char[] instead of just
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351 char to prevent MIPS compiler from messing up.
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352
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353 * include/flash.h: Added FLASH_ERR_DRV_VERIFY and flash_dev_query.
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354
141
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355 2000-11-27 Jesper Skov <jskov@redhat.com>
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356
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357 * src/flash.c: Do all flash access inside properly
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358 cache-controlled region.
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359 * include/flash.h: Cache definitions.
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360
136
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361 2000-11-17 Jesper Skov <jskov@redhat.com>
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362
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363 * src/flash.c: Added debug mode, allowing device driver to use printf.
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364
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365 2000-11-16 Jesper Skov <jskov@redhat.com>
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366
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367 * src/flash.c: Added suspend error messages.
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368 * include/flash.h: Same.
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369
121
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370 2000-09-01 Hugo Tyson <hmt@cygnus.co.uk>
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371
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372 * include/flash.h:
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373 * src/flash.c: CYGHWR_IO_FLASH_BLOCK_LOCKING is an interface, so
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374 it's always defined; look for > 0 instead.
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375
119
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376 2000-08-28 Gary Thomas <gthomas@redhat.com>
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377
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378 * src/flash.c:
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379 * include/flash.h:
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380 * cdl/io_flash.cdl: Support block locking (optional by hardware).
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381
117
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382 2000-08-22 Hugo Tyson <hmt@cygnus.co.uk>
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383
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384 * src/flash.c (flash_program): Add HAL_ICACHE_DISABLE/ENABLE pairs
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385 around calls to RAM copy of programming/erasing function - this is
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386 necessary to get reliable operation on EBSA285 and similar.
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387 Otherwise, what is in the instruction cache might be run instead.
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388
115
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389 2000-08-14 Gary Thomas <gthomas@redhat.com>
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390
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391 * include/flash.h: Add block size mask for finding block boundaries.
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392
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393 * src/flash.c: Use block size properly.
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394
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395 2000-07-29 Gary Thomas <gthomas@redhat.com>
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396
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397 * include/flash.h:
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398 * src/flash.c (flash_get_block_info): New function.
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399 (flash_program): Program in block_size chunks as much as possible.
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400
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401 //===========================================================================
208
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402 //####ECOSGPLCOPYRIGHTBEGIN####
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403 // -------------------------------------------
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404 // This file is part of eCos, the Embedded Configurable Operating System.
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405 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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406 //
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407 // eCos is free software; you can redistribute it and/or modify it under
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408 // the terms of the GNU General Public License as published by the Free
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409 // Software Foundation; either version 2 or (at your option) any later version.
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410 //
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411 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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412 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
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413 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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414 // for more details.
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415 //
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416 // You should have received a copy of the GNU General Public License along
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417 // with eCos; if not, write to the Free Software Foundation, Inc.,
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418 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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419 //
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420 // As a special exception, if other files instantiate templates or use macros
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421 // or inline functions from this file, or you compile this file and link it
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422 // with other works to produce a work based on this file, this file does not
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423 // by itself cause the resulting work to be covered by the GNU General Public
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424 // License. However the source code for this file must still be made available
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425 // in accordance with section (3) of the GNU General Public License.
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426 //
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427 // This exception does not invalidate any other reasons why a work based on
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428 // this file might be covered by the GNU General Public License.
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429 //
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430 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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431 // at http://sources.redhat.com/ecos/ecos-license/
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432 // -------------------------------------------
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433 //####ECOSGPLCOPYRIGHTEND####
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434 //===========================================================================