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Old 06-08-2017, 11:42 PM   #40
Hexadecimal
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Hexadecimal began at the beginning.
 
Posts: 31
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Join Date: Jun 2017
Device: Kindle Paperwhite 3 32G
Quote:
Originally Posted by knc1 View Post
No, you can not run 'bist' in the internal RAM, 'bist' requires more RAM than the SoC has.
You must get the external RAM running before you can load and run 'bist'.

You are restricted to the commands available to the 'mini-build' of uboot.
So list them and copy the result so we can see what you have to work with.

Note:
Just because I missed one fact in the print-out does not mean everything I wrote in that post was wrong.
No need to re-read it, I have just repeated myself here.
uboot > help
? - alias for 'help'
base - print or set address offset
bist - start Built In Self Test
boot - boot default, i.e., run 'bootcmd'
bootd - boot default, i.e., run 'bootcmd'
bootm - boot application image from memory
cmp - memory compare
coninfo - print console devices and information
cp - memory copy
crc32 - checksum calculation
go - start application at address 'addr'
help - print online help
idme - idme - Set nv ram variables

loop - infinite loop on address range
md - memory display
mm - memory modify (auto-incrementing address)
mtest - simple RAM read/write test
mw - memory write (fill)
nm - memory modify (constant address)
printenv- print environment variables
reset - Perform RESET of the CPU
run - run commands in an environment variable
setenv - set environment variables
version - print monitor version
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