[U-Boot] Patch for RAMBOOT

Hi,
I am using AMCC PPC440Gx processor and using reference u-boot code of taishan board.
Is there any patch to convert the u-boot code instead of building the boot loader for FLASH boot to RAM BOOT.
Because I want to load u-boot directly to SDRAM location instead of loading FLASH.
Why because I want debug my u-boot code.

On 05/08/2013 01:51 PM, sadashiva reddy wrote:
Hi,
I am using AMCC PPC440Gx processor and using reference u-boot code of taishan board.
Is there any patch to convert the u-boot code instead of building the boot loader for FLASH boot to RAM BOOT.
RAM booting is currently only support for 440EPx. It should not be hard to port it to 440GX though.
Because I want to load u-boot directly to SDRAM location instead of loading FLASH.
Why because I want debug my u-boot code.
I already gave you some hints. Adding ramboot support is most likely even more complex and error prone than debugging and solving the problems in your "normal" PPC4xx custom board support.
Best regards, Stefan

Hi,
I found a comment on blackvme board file saying that
The ax88180 driver had to be patched to work around a bug in Marvell 88E1111 B2 silicon.
I am using uboot 2013.01 version.
I am working on the custom board using the Marvell 88E1111 phy connected to PPC440Gx processor and I am using emac2 (RGMII).
What is the work around need to do or is there any patch to make this Marvell 88E1111 phy working.
Best Regards, Sadashiv
participants (3)
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Sadashiva Reddy
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sadashiva reddy
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Stefan Roese