[U-Boot-Users] Bug in AT91RM9200: icache not enabled!
wd at denx.de
Sun Mar 13 19:39:07 CET 2005
In message <4234639D.9090607 at imc-berlin.de> you wrote:
> * Patch by Steven Scholz, 13 March 2005:
> fix cache enabling for AT91RM9200
Seems to work fine for me.
> Please remove the line
> orr r0, r0, #0x00000004 @ set bit 3 (C) D-Cache
> if we don't need the data cache for the AT91RM9200. I am not sure if they will
> help for CRCs or unzipping...
I don't see any obvious effect with or without this line regarding
time needed for CRC or unzip. Why should we remove it?
Software Engineering: Embedded and Realtime Systems, Embedded Linux
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
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