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toh:t-com:spw921v [2020/01/28 10:10] – Reverted before VGV953AKW22 should not be mixed (WIP) wingman2ktoh:t-com:spw921v [2020/01/28 14:22] – [New instructions for VGV953AKW22] wingman2k
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 ===== Links and Information  ===== ===== Links and Information  =====
  
 +[[https://github.com/openwrt-mirror/openwrt/pull/15/commits]] Original Git Hub push request OpenWrt
  
 +[[https://github.com/cornelus1978/u-boot-lantiq/commit/87171de4d884cfff0b7b9403253f94892c9c9af3]] Original Git Hub push request u-boot
 +
 +[[https://github.com/openwrt/openwrt/pull/1477]] Current Git Hub push request OpenWrt
 +
 +[[https://forum.openwrt.org/t/telekom-speedport-w921v-arcardyan-vgv953-support/40058]] Forum Post Kernel Size
 ===== New instructions for VGV953AKW22 ===== ===== New instructions for VGV953AKW22 =====
 WIP!! Due to changes in Kernel partition size there is incompatibility with the previous version. WIP!! Due to changes in Kernel partition size there is incompatibility with the previous version.
 +u-boot 0x0 0x40000 256 KByte
 +uboot-env 0x40000 0x20000 128 KByte
 +kernel 0x60000 0x400000 4 MByte
 +ubi 0x460000 0x1ba0000 27,625 MByte
 +
 This Build is currently not compatible (or not tested) with the VGV953 builds. Fresh install is recommended. This Build is currently not compatible (or not tested) with the VGV953 builds. Fresh install is recommended.
  
 Serial console is required for conversion to OpenWrt, tftp server that allows uploads (for backup), Serial console is required for conversion to OpenWrt, tftp server that allows uploads (for backup),
 +
 All files from Dropbox can be put into root of the tftp (100 MBit! GBit transfer interrupted), Serial is ttyUSB0. All files from Dropbox can be put into root of the tftp (100 MBit! GBit transfer interrupted), Serial is ttyUSB0.
  
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 Your terminal must show "CFG 04" somewhere and "UART" in the last line. The R133 short can be removed now. Your terminal must show "CFG 04" somewhere and "UART" in the last line. The R133 short can be removed now.
  
-Upload a special u-boot RAM image using a serial cable (115200-N-8) GUI tools: terraterm (win) or cutecom (linux) use „Send File”.  +Upload a special u-boot.asc RAM image using a serial cable (115200-N-8) GUI tools: terraterm (win) or cutecom (linux) use „Send File”.
-from another shell with: <code>cat u-boot_vgv953_18.06.asc > /dev/ttyUSB0</code>+
  
-Wait for U-Boot to load and stop auto-boot process.+from another shell, use the latest file (19.07.0) with command: <code>cat u-boot.asc > /dev/ttyUSB0</code>
  
-Backup can be done via tftp on u-boot_vgv953_18.06.asc set the speed to 100M on the tftp server interface, more stable!+When you see "VGV953AKW22" in Terminal, u-boot is loaded 
  
-nand read 0x81000000 0 0x2000000 +Backup can be done via tftp (limit the speed to 100M more stable).
-tftpput 0x81000000 0x2000000 vgv953.nand.dump+
  
-Bytes transferred = 33554432 (2000000 hex)+3(4Commands are already configured in the image for backup, restore and u-boot update.
  
-Restore+<code> 
 +backup=nand read $loadaddr 0 0x2000000 tftpput $loadaddr 0x2000000 vgv953akw22.nand.dump 
 +restore=tftpboot vgv953akw22.nand.dump && nand write $loadaddr 0 0x2000000 
 +update-uboot=run load-uboot-nandtpl-lzo write-uboot-nand 
 +write-uboot-nand=nand erase 0 $filesize && nand write $fileaddr 0 $filesize 
 +</code>
  
-tftpboot vgv953.nand.dump +<code> 
-nand write 81000000 0 0x2000000+VGV953AKW22 # run backup 
 +NAND read: device 0 whole chip 
 +... 
 +Bytes transferred = 33554432 (2000000 hex) 
 +</code> 
 + 
 +<code> 
 +VGV953AKW22 # run restore 
 +... 
 +Bytes transferred = 33554432 (2000000 hex)
  
-NAND write: device 0 whole chip 33554432 bytes written: OK+NAND write: device 0 whole chip 
 + 33554432 bytes written: OK 
 +</code>
  
-Also note down your MAC Address, it is also on the PCB sticker and back of the case shown in printenv +<code> 
 +VGV953AKW22 # run update-uboot 
 +... 
 +Bytes transferred = 255871 (3e77f hex)
  
 +NAND erase: device 0 offset 0x0, size 0x3e77f
 +Erasing at 0x3c000 -- 100% complete.
 +OK
  
 +NAND write: device 0 offset 0x0, size 0x3e77f
 + 255871 bytes written: OK
 +</code>
  
 +after every update-uboot the device needs to be switched off (SPL: cannot start U-Boot)
  
 +you should see now
 +</code>ERROR: can't get kernel image!</code>
  
 +MAC Address is on the PCB sticker and back of the case if not set change XX:XX:XX and set bootcmd
 +setenv ethaddr 9C:80:DF:XX:XX:XX
 +setenv bootcmd run nboot
 +saveenv
 +run netinit
  
 +the last command will tftpboot vgv953akw22-initramfs-kernel.bin and start.
 +from there you use the browser and open the WebIF or what way you prefer and perform Sysupgrade.
 ===== Replacement of factory U-Boot ===== ===== Replacement of factory U-Boot =====
 Power off board. Power off board.
  • Last modified: 2020/01/28 14:41
  • by wingman2k