[U-Boot-Users] gunzip command?
dzu at denx.de
Fri Sep 26 15:01:47 CEST 2003
> on my board U-Boot should program an FPGA before booting linux. Unfortunatly the
> file is quite big (>160KB). So I store a gzipped version of it in my flash.
> Actually I stored an image created with mkimage
> DAB4K2> imi 40040000
> ## Checking Image at 40040000 ...
> Image Name: DAB4K_TEST-
> Created: 2003-09-22 8:20:19 UTC
> Image Type: PowerPC U-Boot Firmware (gzip compressed)
> Data Size: 56098 Bytes = 54.8 kB
> Load Address: 00000000
> Entry Point: 00000000
> Verifying Checksum ... OK
> So what I need now is a way to uncompress the data to RAM before I can call
> "fpga load".
> My questions:
> 1. Should we add a "gunzip" command to U-Boot?
> 2. Should we add a command (similar to bootm) that takes an image, decompresses
> it and checks CRC etc.?
> 3. Or should we put this into the "fpga load" command?
> I would go for the first. Maybe the second. Third seems to be too limited.
> Any comments?
Yes, why implement things that are already there? See our
documentation for exactly this problem. I know, it takes some
courage to use "bootm" to uncompress, but hey, it works...
"The number you have dialed is imaginary. Please rotate your phone 90
degrees and try again."
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