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DM368 hangs during boot up (MMC/SD)



I do electronic repair (new production) for a living. I'm working on a board that is hanging up on boot up. It boots from a sd card, BTSEL is set to MMC/SD and AECFG is set to 000.

initialization passed!

TI UBL Version: 1.50

Booting Catalog Boot Loader

BootMode = SD/MMC

Starting SDMMC Copy...

DONE

Jumping to entry point at 0x81080000.

It hangs at this point...

I never see the following “U-Boot 201.12-rc2 (Jan 12 2011 -16:59:12)” displayed. I have access to the production firmware but not to the source code. I'm hopping to develop some test firmware to test out the hardware. I've installed Ubuntu 10.04, DVSDK and CCS. I have access to Xilinx Platform Cable USB II (DLC10). On the board I have access (solder connections) to UART1_TXD and UART1_RXD.

Not really sure what to do next, Need step by step help connecting this custom board to my pc and writing some basic code.