• Table of contents
• Mikrotik R11e-4G
  • Pictures
  • Console / Boot
    • Boot log
    • u-boot environment
    • MTD partition layout
  • Further Information

Mikrotik R11e-4G¶

This is a CAT4 LTE modem in mPCIe form factor based around the Altair ALT3800 baseband chipset and the ALT6300 RF transceiver.

Pictures¶

Console / Boot¶

Boot log¶

NAND read: device 0 offset 0x5a00000, size 0x400000
 4194304 bytes read: OK
device 0 offset 0x0, size 0x20
 32 bytes read: OK
partition changed to nand0,5
Scanning JFFS2 FS: ...... done.
find_inode failed for name=prop
load: Failed to find inode
### JFFS2 LOAD ERROR<0> for /bsp/prop!
find_inode failed for name=iosysbp
load: Failed to find inode
### JFFS2 LOAD ERROR<0> for /bsp/iosysbp!
>>>> bootfw:  wakeUpLTE at 0xa039604c
>>>> bootfw:  wakeUpPHY at 0xa0000488
>>>> bootfw: wakeUpPHY2 at 0xa0069488

Loading from nand0, offset 0x2dc0000
   Image Name:   ALT3800 Linux
   Image Type:   MIPS Linux Kernel Image (gzip compressed)
   Data Size:    2256997 Bytes = 2.2 MiB
   Load Address: 82104000
   Entry Point:  8245d920

NAND read: device 0 offset 0x30c0000, size 0x4000
 16384 bytes read: OK
## Booting kernel from Legacy Image at 82800000 ...
   Image Name:   ALT3800 Linux
   Image Type:   MIPS Linux Kernel Image (gzip compressed)
   Data Size:    2256997 Bytes = 2.2 MiB
   Load Address: 82104000
   Entry Point:  8245d920
   Verifying Checksum ... OK
## Flattened Device Tree blob at 84000000
   Booting using the fdt blob at 0x84000000
   Uncompressing Kernel Image ... OK
   Loading Device Tree to 82ff9000, end 82fff5ab ... OK
Building mtd parts altair,alt3800_nfc for device type 2

u-boot environment¶

baudrate=115200
boot_default=run flash_boot
boot_nand_mtd=run nand_choose_rootfs; run flash_set_bootargs; nboot kernel${boot_number}; nand read ${dtb_addr} dtb${boot_number} ${dtb_size}; bootm ${loadaddr} - ${dtb_addr}
boot_nand_ramfs=run ram_set_bootargs; nboot kernel${boot_number}; bootm
boot_number=2
boot_option=boot_default
boot_tftp_ramfs=run ram_set_bootargs; ${tftpbootcmd} vmlinux.uboot; bootm ${loadaddr}
bootcmd=if itest.b 0 == *a00d001b; then run ${boot_option}; else echo 'GUESS MODE - NO BOOT ALLOWED !!!'; fi
bootdelay=6
bootm_low=0x82100000
bootm_size=0x6000000
cdc_connect_timeout=10
consoledev=ttyS0
dtb_addr=0x84000000
dtb_file=alt3802.dtb
dtb_size=0x4000
env_check=if test ${env_saved} = 0; then setenv env_saved 1; saveenv; fi
env_configured_size=0x4000
env_saved=1
erase_env_nand=nand erase.part env; nand erase.part backup_env
eth_phy_mode=rmii
ethact=usb_ether
ethaddr=00:E0:0C:00:95:02
fastboot=setenv loadaddr ${fastboot_loadaddr};run loadfw; if test $? -eq 0; then bootfw ${unziped_fwaddr} 1; fi; run loadotp; if run loadbsp;then run process_fw; fi;
fastboot_loadaddr=0x82800000
fdt_high=0x83000000
fdtdbg=no
flash_boot=run nand_choose_rootfs; run flash_set_bootargs; run fastboot; nboot kernel${boot_number}; nand read ${dtb_addr} dtb${boot_number} ${dtb_size}; bootm ${loadaddr} - ${dtb_addr}
flash_set_bootargs=setenv bootargs $ip root=${root} rw rootfstype=jffs2 console=$consoledev,$kernel_baudrate $othbootargs $kernellog
gatewayip=0.0.0.0
hostname=alt3800
initrd_high=0x83000000
ipaddr=10.0.0.1
kernel_baudrate=115200
kernel_file=uImage
kernellog=quiet
load_fw=run load_phy_fw; run load_lte_fw
load_lte_fw=${tftpbootcmd} $lte_fw; setenv fw_type LTE; bootelf
load_phy_fw=${tftpbootcmd} $phy_fw; setenv fw_type PHY; bootelf
loadaddr=0x80100000   
loadbsp=chpart nvm; fsloadbsp 1 ${ramFilesShAddr} band_list bandbp file_list bspfilesbp
loadfw= nand read.jffs2 ${loadaddr} modem_fw${boot_number}; unlzo ${loadaddr} ${unziped_fwaddr};
loadotp=nandotp read ${ramOtpShAddr} spl 20
lte_fw=PS100_RealPHY.elf
mtdparts=mtdparts=alt3800_nfc:512k(spl),768k(uboot1),768k(uboot2),256k(env),256k(backup_env),3m(nvm),3m(kernel1),256k(dtb1),37m(rootfs1),3m(kernel2),256k(dtb2),37m(rootfs2),4m(modem_fw1),4m(modem_fw2),-(tstorage)
nand128_mtdparts=mtdparts=alt3800_nfc:512k(spl),768k(uboot1),768k(uboot2),256k(env),256k(backup_env),3m(nvm),3m(kernel1),256k(dtb1),37m(rootfs1),3m(kernel2),256k(dtb2),37m(rootfs2),4m(modem_fw1),4m(modem_fw2),-(tstorage)
nand128_scheme2_mtdparts=mtdparts=alt3800_nfc:512k(spl),768k(uboot1),768k(uboot2),256k(env),256k(backup_env),3m(nvm),4m(kernel1),256k(dtb1),53m(rootfs1),4m(kernel2),256k(dtb2),53m(rootfs2),4m(modem_fw1),4m(modem_fw2)
nand256_mtdparts=mtdparts=alt3800_nfc:512k(spl),768k(uboot1),768k(uboot2),256k(env),256k(backup_env),3m(nvm),4m(kernel1),256k(dtb1),40m(rootfs1),4m(kernel2),256k(dtb2),40m(rootfs2),4m(modem_fw1),4m(modem_fw2),10m(ua),-(tstorage)
nand_choose_rootfs=if test 1 = ${boot_number}; then setenv root /dev/mtdblock8;else setenv root /dev/mtdblock11; fi
nand_uboot_file=u-boot.bin
nand_uboot_spl_file=u-boot-spl.bin.alt3800
nc=run nchelp; setenv stdin nc;setenv stdout nc;setenv stderr nc
nchelp=echo On the host side run the script: ./netconsole $ipaddr $ncinport
ncinport=6665
ncip=10.0.0.10
ncmux=run nchelp; setenv stdout ${stdout},nc; setenv stdin ${stdin},nc; setenv stderr ${stderr},nc
ncoutport=6665
netdev=eth0
netmask=255.255.0.0   
nvm_file=nvm.jffs2.img
phy_dbgstreamer=0
phy_fw=Lte.out
phy_sniffer=0
preboot=run env_check; if test -n $prebootcmd; then echo; echo Running pre-boot command; run prebootcmd;fi;
process_fw=initfw; bootfw ${unziped_fwaddr} 0
ramFilesShAddr=0xA030004c
ramOtpShAddr=0xA0300000
ram_set_bootargs=setenv bootargs $ip root=/dev/ram rw console=$consoledev,$kernel_baudrate $othbootargs $kernellog
rootfs_file=rootfs.jffs2.img
ser=setenv stdin serial;setenv stdout serial;setenv stderr serial
serverip=10.0.0.10
set_ip=setenv ip ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off
stderr=serial,usbtty  
stdin=serial,usbtty   
stdout=serial,usbtty  
testdramaddress=no
testdramcache=yes
testdramcount=1
testdramdata=no
testdramsize=0x08000000
testdramstart=0x80100000
testdramwalk=no
tftpbootcmd=tftpboot  
toggle_boot_number=if test 1 = ${boot_number}; then set boot_number 2; else set boot_number 1; fi; saveenv
unziped_fwaddr=0x83000000
update_all=run update_all_nand
update_all_nand=run update_kernel_nand update_dtb_nand update_rootfs_nand
update_dtb=run update_dtb_nand
update_dtb_nand=if ${tftpbootcmd} ${dtb_file}; then nand erase.part dtb${boot_number}; nand write ${loadaddr} dtb${boot_number} ${filesize}; fi
update_kernel=run update_kernel_nand
update_kernel_nand=if ${tftpbootcmd} ${kernel_file}; then nand erase.part kernel${boot_number}; nand write ${loadaddr} kernel${boot_number} ${filesize}; fi
update_linux=${tftpbootcmd} uImage
update_multi_img=run update_multi_img_nand
update_multi_img_nand=setenv kernel_file vmlinux.uboot; run update_kernel_nand
update_nvm=run update_nvm_nand
update_nvm_nand=if ${tftpbootcmd} ${nvm_file}; then  nand erase.part nvm; nand write ${loadaddr} nvm ${filesize}; fi
update_ramdisk=${tftpbootcmd} $ramdiskaddr ramdisk.gz.uboot
update_rootfs=run update_rootfs_nand
update_rootfs_nand=if ${tftpbootcmd} ${rootfs_file}; then nand erase.part rootfs${boot_number}; nand write ${loadaddr} rootfs${boot_number} ${filesize}; fi
update_uboot=run update_uboot_nand
update_uboot_nand=run update_uboot_nand_spl update_uboot_nand_non_spl erase_env_nand
update_uboot_nand_non_spl=if ${tftpbootcmd} ${nand_uboot_file}; then nand erase.part uboot1; nand write ${loadaddr} uboot1 ${filesize}; nand erase.part uboot2; nand write ${loadaddr} uboot2 ${filesize}; fi
update_uboot_nand_spl=if ${tftpbootcmd} ${nand_uboot_spl_file}; then nand erase.part spl; nand write ${loadaddr} spl ${filesize}; fi
usbphymode=0
usbtty=cdc_acm
ver=U-Boot 2012.10 (Aug 09 2018 - 10:17:38)

MTD partition layout¶

device nand0 <alt3800_nfc>, # parts = 15
 #: name                size            offset          mask_flags
 0: spl                 0x00080000      0x00000000      0
 1: uboot1              0x000c0000      0x00080000      0
 2: uboot2              0x000c0000      0x00140000      0
 3: env                 0x00040000      0x00200000      0
 4: backup_env          0x00040000      0x00240000      0
 5: nvm                 0x00300000      0x00280000      0
 6: kernel1             0x00300000      0x00580000      0
 7: dtb1                0x00040000      0x00880000      0
 8: rootfs1             0x02500000      0x008c0000      0
 9: kernel2             0x00300000      0x02dc0000      0
10: dtb2                0x00040000      0x030c0000      0
11: rootfs2             0x02500000      0x03100000      0
12: modem_fw1           0x00400000      0x05600000      0
13: modem_fw2           0x00400000      0x05a00000      0
14: tstorage            0x02200000      0x05e00000      0

Further Information¶

• https://fccid.io/TV7R11E4G