Google Fiber Jack v2 (GFLT110)

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Google Fiber Jack Optical Network Terminal (ONT)
Support Support page
3rd Party Firmware
dd-wrt Status Unknown
OpenWrt Status Unknown
Tomato any flavor Incompatible
Platform
BrandModelRev Google Fiber Jack v2A
Model Part Number GFLT110
Type ONT, media converter
CPU1 checkY Marvell 88F6601
CPU1 Type ARMv5 (Feroceon core)
CPU1 Speed 400 MHz
Flash1 Chip Macronix MX25L25635EZNI-12G
Flash1 Size 32 MiB33,554,432 B <br />262,144 Kib <br />32,768 KiB <br />256 Mib <br />0.0313 GiB <br />
RAM1 Size 256 MiB268,435,456 B <br />2,097,152 Kib <br />262,144 KiB <br />2,048 Mib <br />0.25 GiB <br />
RAM1 Chip Samsung K4B2G1646Q-BCK0
ETH chip1 Marvell 88F6601
Ethernet Port Count 1-1GbE-LAN
Wired Standard IEEE 802.3i/3u/3ab

Ethernet OUI: F4:F5:E8 (2 E, 3 W)

Stock bootloader U-Boot 2009.08 Marvell version: 4.1.2 PQ
Stock FW OS Linux 2.6.32.11
Expansion IF types none specified
PoE 802.3af, standard
Connector type Micro USB
Serial Port (UART) yes, 6-pin header, 115200

Flags:
GPON

Additional chips
800ma Low Dropout Linear Regulator;National Semiconductor;LM1117;;2;
Peak Current-Limit Step-Down Regulator;Marvell;88PG39E;;2;
IEEE 802.3-Compliant PoE PD Interface;Silicon Labs;Si3402;;1;

Other

Default IP address: 192.168.1.1
the IP 192.168.1.1 is used by 1335 additional devices
of which 0 are Google devices
Default login user: root
Default login password: google

Manuf/OEM/ODM Actiontec
Retail
Availability common
Country of manuf China
 CPU1 brandFLA1RAM1
Google Fiber Jack (GFLT210)Realtek16 MiB16,777,216 B <br />131,072 Kib <br />16,384 KiB <br />128 Mib <br />0.0156 GiB <br />32 MiB33,554,432 B <br />262,144 Kib <br />32,768 KiB <br />256 Mib <br />0.0313 GiB <br />
Google Fiber Jack v2 (GFLT110)Marvell32 MiB33,554,432 B <br />262,144 Kib <br />32,768 KiB <br />256 Mib <br />0.0313 GiB <br />256 MiB268,435,456 B <br />2,097,152 Kib <br />262,144 KiB <br />2,048 Mib <br />0.25 GiB <br />

For a list of all currently documented Marvell chipsets with specifications, see Marvell.

For a list of all currently documented Google devices with specifications, see Google.

JTAG-Serial Info

Serial

Serial Pinouts

  • Location: unused 6 pin header in middle of CPU PCB.
  • Pintout: From RAM-side of PCB, pins read:
 ©  ©  ©  ®  ®  ®
GND TX RX -  -  -
  • Special Magic:
Normally, Linux won't support a local getty / console.
So, in u-boot, use this to boot:
if test "kernel1" = "${ACTIVATED_KERNEL_NAME}"; 
then setenv image_address 0xf80000; 
setenv bootargs "${bootargs} root=rootfs1 debug=1"; 
else setenv bootargs "${bootargs} root=rootfs0 debug=1"; 
fi; sf read ${loadaddr} ${image_address} 0xE00000; bootm
Baud: 115200
Account: root:google
Account: prism:google