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| author | Stefan Roese <sr@denx.de> | 2006-07-27 16:14:05 +0200 |
|---|---|---|
| committer | Stefan Roese <sr@denx.de> | 2006-07-27 16:14:05 +0200 |
| commit | 193dd958344f9c27ed026d2e3db2a1a0a9eb5631 (patch) | |
| tree | f58d0308fab3f95ed00cda6ddba34572cb722281 /doc | |
| parent | 3ca9122feccee939904f1dbc8a422cfb1533785f (diff) | |
| download | u-boot-imx-193dd958344f9c27ed026d2e3db2a1a0a9eb5631.zip u-boot-imx-193dd958344f9c27ed026d2e3db2a1a0a9eb5631.tar.gz u-boot-imx-193dd958344f9c27ed026d2e3db2a1a0a9eb5631.tar.bz2 | |
AMCC bamboo (440EP) U-Boot image reduced to 384kbyte
Please see doc/README.bamboo for details.
Patch by Stefan Roese, 27 Jul 2006
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/README.bamboo | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/doc/README.bamboo b/doc/README.bamboo new file mode 100644 index 0000000..b50be01 --- /dev/null +++ b/doc/README.bamboo @@ -0,0 +1,15 @@ +The configuration for the AMCC 440EP eval board "Bamboo" was changed +to only use 384 kbytes of FLASH for the U-Boot image. This way the +redundant environment can be saved in the remaining 2 sectors of the +same flash chip. + +Caution: With an upgrade from an earlier U-Boot version the current +environment will be erased since the environment is now saved in +different sectors. By using the following command the environment can +be saved after upgrading the U-Boot image and *before* resetting the +board: + +setenv recover_env 'prot off FFF80000 FFF9FFFF;era FFF80000 FFF9FFFF;' \ + 'cp.b FFF60000 FFF80000 20000' + +2006-07-27, Stefan Roese <sr@denx.de> |