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toh:mikrotik:rb750_r2 [2018/06/19 12:13] – [OpenWrt bootlog] added openwrt boot log u0toh:mikrotik:rb750_r2 [2021/04/23 13:27] – ↷ Links adapted because of a move operation tmomas
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 ====== Mikrotik RouterBoard RB750r2 (hEX lite) ====== ====== Mikrotik RouterBoard RB750r2 (hEX lite) ======
  
-{{:media:mikrotik:rb750r2_top.jpg?400|}}+{{ media:mikrotik:mikrotik_rb750r2_overview.jpg?200|hEX Lite}}
  
 ===== Supported versions ===== ===== Supported versions =====
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 ===== Installation ===== ===== Installation =====
 +---- datatable ----
 +cols    : Model, Versions, Supported Current Rel, Firmware OpenWrt Install URL_url, Firmware OpenWrt Upgrade URL_url, Firmware OEM Stock URL_url
 +headers : Model, Version, Current Release, Firmware OpenWrt Install, Firmware OpenWrt Upgrade, Firmware OEM Stock
 +align   : c,c,c
 +filter  : Model*~RB750r2
 +----
 +
 +See [[toh:mikrotik:common#netboot_of_openwrt_uses_dhcpbootptftp|how to boot openwrt kernel using dhcp pxe]]
 +
 +
 ==== Downloads ==== ==== Downloads ====
  
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 LEDE Stable 17.01.1 (2017-04-18) **LANs are NOT WORKING** again only the snapshot builds are working with LEDE! LEDE Stable 17.01.1 (2017-04-18) **LANs are NOT WORKING** again only the snapshot builds are working with LEDE!
  
-==== Enable TFTP ==== 
  
-=== Method 1 (using Winbox) ===+==== Flash u-boot (optional) ==== 
 +Procedure is similar to [[toh:mikrotik:rb750gr3#flash_u-boot|RB750Gr3]] because RouterBoard uses same flash chip. 
 + 
 +==== Boot over ethernet (using DHCP PXE) ==== 
 + 
 +=== Enable DHCP PXE on RouterBoard === 
 + 
 +== Method 1 (using Winbox) ==
 Download Winbox from Mikrotik webpage [[https://download2.mikrotik.com/routeros/winbox/3.11/winbox.exe]] Download Winbox from Mikrotik webpage [[https://download2.mikrotik.com/routeros/winbox/3.11/winbox.exe]]
  
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-=== Method 2 (TFTP with Telnet) ===+== Method 2 (TFTP with Telnet) ==
 Please note that the aforementioned mechanism is not properly working on some boards. Don't worry, boot up the mikrotik board, Please note that the aforementioned mechanism is not properly working on some boards. Don't worry, boot up the mikrotik board,
 connect your DHCP client to port 1. An address from 192.168.88.0/24 must be obtained. You can now telnet to the board, and configure it for TFTPboot. connect your DHCP client to port 1. An address from 192.168.88.0/24 must be obtained. You can now telnet to the board, and configure it for TFTPboot.
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 Now reboot the board, it should boot from the labled "Internet" port now. Now reboot the board, it should boot from the labled "Internet" port now.
  
-==== Install Firmware ====+=== Boot openwrt kernel over ethernet using tftpd32 ===
  
 For Windows 7 SP1 x64 (XP/Vista should be ok) For Windows 7 SP1 x64 (XP/Vista should be ok)
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 Follow method 1 to enable TFTP, Once done keep the LAN on port 1 (interent port) and then you should see something transferring and then the RB750r2 will boot into LEDE, Unplug the LAN port from Internet port 1 and set a DHCP on your Windows machine and then plugin the LAN port into any port 2-5 and the Internet port for a Cable Modem? Switch? Router? something that has internet access to it if you want to keep the LEDE on as this is in RAM mode and wont save any changes! Follow method 1 to enable TFTP, Once done keep the LAN on port 1 (interent port) and then you should see something transferring and then the RB750r2 will boot into LEDE, Unplug the LAN port from Internet port 1 and set a DHCP on your Windows machine and then plugin the LAN port into any port 2-5 and the Internet port for a Cable Modem? Switch? Router? something that has internet access to it if you want to keep the LEDE on as this is in RAM mode and wont save any changes!
  
 +
 +=== Write openwrt to flash using sysupgrade ===
 Now, If you want to **erase you RouterOS** then follow theses steps; Now, If you want to **erase you RouterOS** then follow theses steps;
  
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 Snapshot dated 28/04/2017, Maybe fixed in a Stable release? I got this error but all seems to be working fine! https://forum.openwrt.org/viewtopic.php?pid=357278#p357278 Snapshot dated 28/04/2017, Maybe fixed in a Stable release? I got this error but all seems to be working fine! https://forum.openwrt.org/viewtopic.php?pid=357278#p357278
  
-===Upgrade ====+=== Web Upgrade ===
   - Download the file [[http://downloads.lede-project.org/snapshots/targets/ar71xx/mikrotik/lede-ar71xx-mikrotik-rb-nor-flash-16M-squashfs-sysupgrade.bin|lede-ar71xx-mikrotik-rb-nor-flash-16M-squashfs-sysupgrade.bin]].   - Download the file [[http://downloads.lede-project.org/snapshots/targets/ar71xx/mikrotik/lede-ar71xx-mikrotik-rb-nor-flash-16M-squashfs-sysupgrade.bin|lede-ar71xx-mikrotik-rb-nor-flash-16M-squashfs-sysupgrade.bin]].
   - Go to **System** > **Backup/Flash Firmware**   - Go to **System** > **Backup/Flash Firmware**
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   - Click the **Flash Image** button   - Click the **Flash Image** button
  
-===== Flash Layout =====+===== Hardware ===== 
 +[[https://wikidevi.com/wiki/MikroTik_RouterBOARD_hEX_lite_(RB750r2)| MikroTik hEX Lite hardware info]] 
 + 
 +==== Info ==== 
 +^ Architecture     | MIPSBE                                   | 
 +^ Vendor           | Qualcomm Atheros                         | 
 +^ Bootloader       | U-Boot (flashed over RouterBOOT)         | 
 +^ System-On-Chip   | Qualcomm Atheros QCA9533 (MIPS 24Kc)     | 
 +^ CPU/Speed        | 850MHz                                   | 
 +^ Flash-Chip       | Winbond 25Q128FVSG                       | 
 +^ Flash size       | 16 MiB                                   | 
 +^ RAM              | 64 MiB                                   | 
 +^ Ethernet         | 10/100 Mbit/s w/ vlan support            | 
 +^ USB              | not populated, unsupported by SoC ?      | 
 +^ Serial           | Yes                                      | 
 +^ JTAG             | ?                                        | 
 + 
 +==== Flash Layout ==== 
 +^ Layer0 |  m25p80 spi0.0: w25q128 (16384 KiB)  |||||||| 
 +^ Layer1 |  **mtd0** \\ ''routerboot'' \\ 0x000000000000-0x00000000e000 \\ 54 KiB  |  **mtd1** \\ ''hard_config'' \\ 0x00000000e000-0x00000000f000 \\ 4 KiB  |  **mtd2** \\ ''bios'' \\ 0x00000000f000-0x000000010000 \\ 4 KiB  |  **mtd3** \\ ''routerboot2'' \\ 0x000000010000-0x00000001f000 \\ 60 KiB  |  **mtd4** \\ ''soft_config'' \\ 0x00000001f000-0x000000020000 \\ 4 KiB  |  **mtd5** \\ ''firmware'' \\ 0x000000020000-0x000001000000 \\ 16256 KiB  ||| 
 +^ Layer2 |:::|:::|:::|:::|::: **mtd6** \\ ''kernel'' (uimage-fw) \\ 0x000000020000-0x0000001b0000 \\ 1600 KiB  |  **mtd7** \\ ''rootfs'' (uimage-fw) \\ 0x0000001b0000-0x000001000000 \\ 14656 KiB  || 
 +^ Layer3 |:::|:::|:::|:::|:::|::: |  **mtd8** \\ ''rootfs_data'' (squashfs-split) \\ 0x0000003a0000-0x000001000000 \\ 12672 KiB  | 
 + 
 +==== Photos ==== 
 +{{:media:mikrotik:mikrotik_rb750r2_top.jpg?400|hEX Lite}} 
 +{{:media:mikrotik:mikrotik_rb750r2_buttom.jpg?400|hEX Lite}} 
 +{{:media:mikrotik:mikrotik_rb750r2_side_usb.jpg?400|hEX Lite}} 
 +{{:media:mikrotik:mikrotik_rb750r2_case1.jpg?400|hEX Lite}} 
 +{{:media:mikrotik:mikrotik_rb750r2_case2.jpg?400|hEX Lite}} 
 + 
 +{{:media:mikrotik:mikrotik_rb750r2_pcb_top.jpg?400|hEX Lite}} 
 +{{:media:mikrotik:mikrotik_rb750r2_pcb_bottom.jpg?400|hEX Lite}} 
 +{{:media:mikrotik:mikrotik_rb750r2_pcb_cpu.jpg?400|hEX Lite}} 
 +{{:media:mikrotik:mikrotik_rb750r2_pcb_flash.jpg?400|hEX Lite}} 
 + 
 + 
 +==== Opening the case ==== 
 +Case is held together by plastic clips on the bottom of case. To open, using screwdriver push clips in slots outwards, this will release bottom panel.
  
-|  ''mtd0'' - **bootloader**  |  ''mtd1'' - **kernel**  |  ''mtd2'' - **rootfs**  |  ''mtd3'' - **rootfs_data**  |  ''mtd5'' - **art**  | 
-| |  ''mtd5'' - **firmware**  ||| 
  
 ===== Switch Ports (for VLANs) ===== ===== Switch Ports (for VLANs) =====
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 ===== Bootlogs ===== ===== Bootlogs =====
 ==== OEM bootlog ==== ==== OEM bootlog ====
 +[[toh:mikrotik:common#disable_silent-boot_mode_on_routerboot_bootloader|Disable silent-boot mode on routerboot bootloader]]
 +<WRAP bootlog><nowiki>
 (no output) (no output)
 +</nowiki></WRAP>\\
  
 ==== OpenWrt bootlog ==== ==== OpenWrt bootlog ====
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 [   18.641757] br-lan: port 1(eth1.1) entered forwarding state [   18.641757] br-lan: port 1(eth1.1) entered forwarding state
 [   18.750975] IPv6: ADDRCONF(NETDEV_CHANGE): br-lan: link becomes ready [   18.750975] IPv6: ADDRCONF(NETDEV_CHANGE): br-lan: link becomes ready
-</nowiki></WRAP>+</nowiki></WRAP>\\
  
 ===== Notes ===== ===== Notes =====
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 ===== Tags ===== ===== Tags =====
 [[meta:tags|How to add tags]] [[meta:tags|How to add tags]]
-{{tag>QCA9531 16flash 64ram poe}}+{{tag>QCA9533 16flash 64ram poe}}
  • Last modified: 2024/02/12 10:03
  • by 127.0.0.1