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install-xm530.md

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OpenIPC Wiki

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For XM vendor boards with XM530/XM550 SoC ONLY !!!

Initial device firmware update

setenv bootargs 'mem=35M console=ttyAMA0,115200 panic=20 root=/dev/mtdblock3 rootfstype=squashfs init=/init mtdparts=xm_sfc:256k(boot),64k(env),2048k(kernel),5120k(rootfs),-(rootfs_data)'
setenv bootcmd 'sf probe 0; sf read 0x80007fc0 0x50000 0x200000; bootm 0x80007fc0'
setenv uk1 'mw.b 0x80007fc0 ff 1000000; tftp 0x80007fc0 uImage.${soc}'
setenv uk2 'sf probe 0; sf erase 0x50000 0x200000; sf write 0x80007fc0 0x50000 ${filesize}'
setenv uk 'run uk1 ; run uk2'
setenv ur1 'mw.b 0x80007fc0 ff 1000000; tftp 0x80007fc0 rootfs.squashfs.${soc}'
setenv ur2 'sf probe 0; sf erase 0x250000 0x500000; sf write 0x80007fc0 0x250000 ${filesize}'
setenv ur 'run ur1 ; run ur2'
saveenv

setenv soc xm530                 # Your SoC. xm530 for both xm530 and xm550.
setenv osmem 35M                 # 35M for xm530, 64M for xm550.
setenv totalmem 64M              # 64M for xm530, 128M for xm550.
setenv ipaddr 192.168.1.10       # Your camera IP address.
setenv serverip 192.168.1.254    # Your TFTP server IP address.
saveenv

run uk; run ur; reset            # Flash kernel, rootfs and reboot device

Follow-up quick updates

run uk; run ur; reset

Notes

After you have finished flashing new firmware, please run firstboot command to format jffs2 partition used to store settings.

Known issues

Uboot with out tftp command

setenv uk1 'mw.b 0x81000000 ff 1000000; setenv bootfile uImage.${soc}; tftpboot'
setenv uk2 'sf probe 0; sf erase 0x50000 0x200000; sf write 0x81000000 0x50000 ${filesize}'
setenv uk 'run uk1 ; run uk2'
setenv ur1 'mw.b 0x81000000 ff 1000000; setenv bootfile rootfs.squashfs.${soc}; tftpboot'
setenv ur2 'sf probe 0; sf erase 0x250000 0x500000; sf write 0x81000000 0x250000 ${filesize}'
setenv ur 'run ur1 ; run ur2'
saveenv

run uk; run ur; reset

Backup device (no tftpput)

open the serial console with a logfile Note: dumping via Serial takes long

sf probe 0
sf read 0x81000000 0x0 0x800000
md.b 0x81000000 0x800000

use cut -b 11-57 | xxd -r -p to reconstruct the binary from md.b output