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en:bpi-r3mini:start [2024/04/05 20:42] – [network support] franken:bpi-r3mini:start [2024/04/21 19:19] (current) – [network support] frank
Line 39: Line 39:
   dd if=/mnt/sda1/r3mini/fip_r3mini_emmc_pcie.bin bs=1024 conv=notrunc,fsync of=/dev/mmcblk0p4   dd if=/mnt/sda1/r3mini/fip_r3mini_emmc_pcie.bin bs=1024 conv=notrunc,fsync of=/dev/mmcblk0p4
  
 +booted original openwrt from nand....
 +<code>
 +root@OpenWrt:/mnt/r3mini# dd of=/dev/mmcblk0p4 if=/mnt/r3mini/bpi-r3mini_emmc_fip.bin
 +631+1 records in
 +631+1 records out
 +root@OpenWrt:/mnt/r3mini# dd of=/dev/mmcblk0boot0 if=/mnt/r3mini/bpi-r3mini_emmc_bl2.img
 +dd: error writing '/dev/mmcblk0boot0': Operation not permitted
 +1+0 records in
 +0+0 records out
 +root@OpenWrt:/mnt/r3mini# echo 0 > /sys/block/mmcblk0boot0/force_ro
 +root@OpenWrt:/mnt/r3mini# dd of=/dev/mmcblk0boot0 if=/mnt/r3mini/bpi-r3mini_emmc_bl2.img
 +392+1 records in
 +392+1 records out
 +root@OpenWrt:/mnt/r3mini#
 +</code>
  
 Kernel (creates the bpi-r3.itb with conf-emmc-mini bootconfig): Kernel (creates the bpi-r3.itb with conf-emmc-mini bootconfig):
Line 57: Line 72:
  
   dumpimage -l /media/frank/Android-x86/r3mini/bpi-r3.itb   dumpimage -l /media/frank/Android-x86/r3mini/bpi-r3.itb
 +
 +
 +==== thermal ====
 +
 +  root@bpi-r3-mini:~# cat /sys/class/thermal/thermal_zone0/temp                   
 +  48408
 +
 +manipulating trip points...this lets the fan run at 45°C silently and faster at 55°C (Case for R3mini gets really hot)
 +
 +  root@bpi-r3-mini:~# echo 45000 > /sys/class/thermal/thermal_zone0/trip_point_3_temp
 +  root@bpi-r3-mini:~# echo 55000 > /sys/class/thermal/thermal_zone0/trip_point_2_temp
 +==== my kernel ====
 +
 +i merged R3Mini support to my 6.6-main
 +
 +https://github.com/frank-w/BPI-Router-Linux/tree/6.6-main
  
 ==== vendor-kernel ==== ==== vendor-kernel ====
Line 116: Line 147:
 This is fixed in my 2024-04 uboot by always run autonegotiation code (genphy code seems not working here). This is fixed in my 2024-04 uboot by always run autonegotiation code (genphy code seems not working here).
  
 +Writing firmware to emmc boot1:
 +<code>
 +usb start
 +mmc partconf 0 1 2 2
 +mmc erase 0x0 0x120
 +load usb 0:1 $loadaddr EthMD32.dm.bin
 +mmc write $loadaddr 0x0 0x20
 +load usb 0:1 $loadaddr EthMD32.DSP.bin
 +mmc write $loadaddr 0x20 0x100
 +mmc partconf 0 1 1 0
 +</code>
 +
 +daniel wrote it here: https://forum.banana-pi.org/t/bpi-r3-mini-boot-from-nand-fails/17340/27
 +
 +Linux way:
 +<code>
 +echo 0 > /sys/block/mmcblk0boot1/force_ro
 +dd if=/lib/firmware/airoha/EthMD32.dm.bin of=/dev/mmcblk0boot1
 +dd if=/lib/firmware/airoha/EthMD32.DSP.bin bs=16384 seek=1 of=/dev/mmcblk0boot1
 +</code>
 +
 +<hidden>
 +checking content of boot1 is same as concatenated firmware-files:
 +<code>
 +# cat /dev/mmcblk0boot1 > airoha_boot1.bin
 +# cat /mnt/r3mini/EthMD32.dm.bin /mnt/r3mini/EthMD32.DSP.bin > airoha_usb.bin
 +# ls -l airoha_usb.bin
 +-rw-r--r-- 1 root root 147456 Jan  1 00:03 airoha_usb.bin
 +# ls -l airoha_boot1.bin
 +-rw-r--r-- 1 root root 4194304 Jan  1 00:00 airoha_boot1.bin
 +# truncate --size=147456 airoha_boot1.bin  
 +# ls -l airoha_boot1.bin
 +-rw-r--r-- 1 root root 147456 Jan  1 00:05 airoha_boot1.bin
 +# diff -u airoha_boot1.bin airoha_usb.bin
 +# 
 +</code>
 +</hidden>
 +
 +==== nand install ====
 +
 +openwrt (file could be transferred also via usb):
 +https://forum.banana-pi.org/t/bpi-r3-mini-boot-from-nand-fails/17340/27
 ==== Fix bricked boot ==== ==== Fix bricked boot ====
  
en/bpi-r3mini/start.1712342528.txt.gz · Last modified: 2024/04/05 20:42 by frank