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toh:bt:homehub.3.0

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BT HomeHub 3.0a

NEWSFLASH (JANUARY 2014):

Following the sad closure of http://psidoc.com, all members of the BT Home Hub Openwrt community are now encouraged to join in ongoing development effortsconcentrated on the Home Hub 2B, at http://openwrt.ebilan.co.uk.

original nand layout

offset size content
0x0 0x200 nand preload
0x200 0x7E00 nand bootstrap + last page DDR tune params.
0x8000 0x4c000 uboot code
0x54000 0x10000 empty ?
0x64000 0x4000 - uboot config
0x68000 0xc000 empty?
0x74000 0xaf0000 - first openrg image
0xB64000 0x147c000 - second openrg image
0x17e0000 0x20000 - jffs partition (ath data and rgconfig data)

GPIO

IFX GPIO Pin Usage

0 1 2 3 4 5 6 7
P0 LED LED LED Available Available LED LED Available
P1 SSC SSC SSC Available Available PCI Available NAND
P2 INT_SW USB Available Available Available Available Available INT_SW
P3 NAND NAND Available Available BUTTONS BUTTONS BUTTONS Available
8 9 10 11 12 13 14 15
P0 Available LED Available LED LED NAND LED LED
P1 NAND Available Available Available Available Available Available Available
P2 Available Available INT_SW INT_SW Available INT_SW Available Available
P3 N/A N/A N/A N/A N/A N/A N/A N/A

serial

Serial port location:

Configuration pin location (it is nessary to boot processor in UART booting mode):

Tags

toh/bt/homehub.3.0.txt · Last modified: 2014/02/02 15:58 by benm