Unable to modify U-boot splash

ramsarvan pl_ram2003 at yahoo.com
Fri Dec 26 17:52:11 CET 2008


Hi All,

I tried modifying the uboot splash and did the following steps:
1) Downloaded the perl script from
http://svn.openmoko.org/developers/werner/splash/imghs.pl
2) chmod a+rx *.pl 
3) Installed the netpbm
4) Taken the image file (older splash screen) from
http://wiki.openmoko.org/images/c/c2/), 
   and named it System_boot.png 
5) Ran: ./imghs.pl | gzip -9 > splash.gz 
6) In NOR flash mode, did, sudo ../bin/dfu-util -a splash -R -D splash.gz 
7) ls -l gives the filesize as 2456 which is 0x0998 (< 0x5000)
-rw-r--r-- 1 ram ram  2456 2008-12-26 23:57 splash.gz
8) Since the filesize is not exactly 0x5000, I sent the following commands
in NOR flash mode,
setenv splashimage nand read.e 0x32000000 splash 0x1000\; unzip 0x32000000
0x33d00000 0x96000
savenev
9) Booted the device, But the splash screen is not coming and some kind of
distorted image
is shown.

Can anyone please tell me what am i doing wrong?
Anybody tried this and got success?

Thanks,
Ram
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