MTEST
LITE5200B User’s Manual, Rev. 0
Freescale Semiconductor
7-39
7.37
MTEST
mtest [start [end [pattern]]]
– Simple RAM read/write test.
=>
The mtest provides a simple memory test.
=> mtest 100000 200000
Testing 00100000 ... 00200000:
Pattern 0000000F Writing... Reading...
=>
This tests writes to memory, thus modifying the memory contents. It will fail when applied to ROM or
flash memory.
This command may crash the system when the tested memory range includes areas that are needed for the
operation of the U-Boot firnware (like exception vector code, or U-Boot's internal program code, stack or
heap memory areas).