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* The sector size for SPI-dataflash (like AT45 flashes) are not always a power-of-2. So, the sector calculations are rewritten such that it works for either power-of-2 as any size sectors. * Make the flash sector size optional in case it is the same value as the environment size. Signed-off-by: Remy Bohmer <linux@bohmer.net>
19 lines
766 B
Text
19 lines
766 B
Text
# Configuration file for fw_(printenv/saveenv) utility.
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# Up to two entries are valid, in this case the redundant
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# environment sector is assumed present.
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# Notice, that the "Number of sectors" is ignored on NOR and SPI-dataflash.
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# Futhermore, if the Flash sector size is ommitted, this value is assumed to
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# be the same as the Environment size, which is valid for NOR and SPI-dataflash
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# NOR example
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# MTD device name Device offset Env. size Flash sector size Number of sectors
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/dev/mtd1 0x0000 0x4000 0x4000
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/dev/mtd2 0x0000 0x4000 0x4000
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# MTD SPI-dataflash example
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# MTD device name Device offset Env. size Flash sector size Number of sectors
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#/dev/mtd5 0x4200 0x4200
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#/dev/mtd6 0x4200 0x4200
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# NAND example
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#/dev/mtd0 0x4000 0x4000 0x20000 2
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