[U-Boot-Users] F.A.O Rune Torgersen or any MPC8266ADS-PCI u-boot users
C Doyle
cdoyle35 at hotmail.com
Tue Aug 5 19:47:59 CEST 2003
Hello all,
I am a newbie to u-boot and I am trying to get u-boot0.4.0 to
download to the flash on an MPC8266ADS-PCI development board. I managed to
get u-boot0.2 on the flash and working as it should but unfortunately it
needed fixed for the PCI features of the 8266. I have tried 0.3 and 0.4 but
cannot get it to work. Both myself and some guys at Motorola have been
trying for 4-6 weeks now to get u-boot & PCI up and running. Has anyone
managed to get u-boot to work on this platform with PCI support enabled? If
so, I would be greatful if could you mail the .srec to cd7 at hw.ac.uk
First of all I am using ELDK to cross compile the u-boot source
which seems to work fine. The problem is that it doesn't seem to like the
Flash very much. I am using the Sharp type flash. I have tried the both
the default configurations, with no success and also modified the following
settings, also without much success.
1.) Within {u-boot}/include/configs/MPC8266ADS.h there are two choices
for CFG_HRCW_MASTER depending on which JP setting you want to use - does
anyone know which one is best to choose here?
2.) Also the settings for the CFG_FLASH_BASE default to 0xFE000000. From
the MPC8266 user manual I noticed that the memory location this relates to
is for a 32M SIMM whereas I have 8M which starts at FF800000. I changed
this to mirror the user manual and update also the CFG_BR0_PRELIM
accordingly (0xFF801801).
3.) I have also played around with the
{u-boot_dir}/board/mpc8266ads/config.mk file to no avail.
If someone out there has managed to get this working it would be great if
you could either explain everything I need to do to get it blown to the
flash on this type of board. Like I say I am a newbie to this and probably
need to plead ignorance, or
b) have a working copy for an MPC8266ADS-PCI that you could send to me as I
can't proceed past this point.
Any help is very much appreciated. Thanks
Ciaran Doyle
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