booting jz4725 board

Carlos Camargo cicamargoba at gmail.com
Wed Aug 26 21:49:58 EDT 2009


Hello

I'm working on a custom board based on Jz4725 with 32MB of SDRAM memory.
Today finally arrived all the components from Digikey, and I mount this
board.

I want to use your tools in my board. I Follow the instructions in [1].

When I run:
################################################################
sudo usbboot -c "boot"
usbboot - Ingenic XBurst USB Boot Utility
(c) 2009 Ingenic Semiconductor Inc., Qi Hardware Inc., Xiangfu Liu, Marek
Lindner
This program is Free Software and comes with ABSOLUTELY NO WARRANTY.

Now checking whether all configure args valid: YES
Current device information:
CPU type is Ingenic XBurst Jz4740
Crystal work at 12MHz, the CCLK up to 252MHz and PMH_CLK up to 84MHz
SDRAM Total size is 32 MB, work in 4 bank and 16 bit mode
Nand page size 2048, ECC offset in OOB 6, bad block offset in OOB 0, bad
block page 127, use 1 plane mode
 Execute command: boot
 CPU not yet booted, now booting...
 Loading stage1 from '/usr/share/xburst-tools/xburst_stage1.bin'
 Download stage 1 program and execute at 0x80002000
 Loading stage2 from '/usr/share/xburst-tools/xburst_stage2.bin'
 Download stage 2 program and execute at 0x81c00000
Error - can't retrieve XBurst CPU information: -110
##################################################################################

The serial port show:
##################################################################################
Setup xburst CPU args as:
00004740
00B71B00
0F053700
00000003
00000000
0000E100
00000010
00000004
0000000D
00000009
00000000
40022220
xburst stage1 run finish !
################################################################################


[1] http://github.com/xiangfu/xburst-tools/tree/master


I have one MP4 based in the same chip and the behavior is the same. Do you
use this tools with the qi-avt2 board?

Best Regards


Carlos


-- 
Carlos Iván Camargo Bareño
Profesor Asistente
Departamento de Ingeniería Eléctrica y Electrónica
Universidad Nacional de Colombia
cicamargoba at unal.edu.co
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