Google Fiber Jack v2 (GFLT110)
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Jump to navigationJump to searchGoogle Fiber Jack Optical Network Terminal (ONT) | |
Support | |
---|---|
Platform | |
Brand • Model • Rev |
Google Fiber Jack v2A |
Model Part Number |
GFLT110 |
Type |
ONT, media converter |
CPU1 |
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 |
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 | |
Other | |
Default IP address: 192.168.1.1 | |
Manuf/OEM/ODM | |
Retail | |
Availability | common |
Country of manuf | China |
For a list of all currently documented Marvell chipsets with specifications, see Marvell.
For a list of all currently documented Google device 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