[U-Boot] [U-Boot-Users] Freescale MPC8349EMDS BCSR corruption

Liu Dave-R63238
2008-10-09T05:46:17Z

Thanks David Hawkins,

> -----Original Message-----
> From: David Hawkins [mailto:dwh at ovro.caltech.edu]
> Sent: 2008?10?8? 11:51 AM
> To: u-boot at lists.denx.de
> Cc: Liu Dave-R63238; Phillips Kim-R1AAHA
> Subject: Re: [U-Boot-Users] Freescale MPC8349EMDS BCSR corruption
>
>
> Hi Dave and Kim,
>
> Freescale support got back to me regarding the BCSR
> corruption error. They determined there was a bug in
> the v1.2 BCSR code, and now have a v1.3.
>
> For anyone else with an MDS board, if you want to
> update your BCSR, submit a SR to Freescale and
> ask for the v1.3 EEPROM file, or ask me and I'll send
> the file.
>
> I didn't have any Xilinx FPGA boards, so didn't have
> any programming cables. So I programmed an Altera
> FPGA board to act as a Xilinx Parallel Cable III
> (the web has the schematic), and downloaded the old
> version of the Xilinx ISE 9.2i tools, since they has
> support for that cable. I used the iMPACT tool to
> detect the devices in the JTAG chain (EEPROM and
> Spartan) and then used it to program the EEPROM.
>
> The BCSR version register reads back as v1.3.
>
> The erroneous over-write of the BCSR[0] register
> no longer occurs.
>
> Cheers,
> Dave
>
>
>