Re: [Madwifi-devel] AR5008/AR5418 re-branding
Status: Beta
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From: Nick K. <mic...@gm...> - 2008-07-09 07:47:41
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2008/7/9 Pavel Roskin <pr...@gn...>: > On Mon, 2008-07-07 at 12:20 -0400, D. Walsh wrote: > >> [28359.516679] wifi0: Atheros AR5418 chip found (MAC 12.10, PHY >> SChip >> 8.1, Radio 12.0) >> [28359.523930] ath_pci: wifi0: Atheros 5418: mem=0xe0200000, irq=16 >> dale@D975XBX2KR:~/madwifi$ lsmod|grep ath >> ath_rate_sample 16000 1 >> ath_pci 246200 0 >> wlan 235888 4 wlan_scan_sta,ath_rate_sample,ath_pci >> ath_hal 252512 3 ath_rate_sample,ath_pci >> dale@D975XBX2KR:~/madwifi$ sudo ath_info 0xe0200000 >> [sudo] password for dale: >> -==Device Information==- >> MAC Revision: 5418 (0xca) >> Unable to read EEPROM Magic value! >> dale@D975XBX2KR:~/madwifi$ > > If MadWifi can initialize the device but ath_info cannot read the magic > value from the EEPROM, it probably means that ath_info is not reading in > the right place. > > The MAC revision is correct, so I guess ath_info is doing something > wrong with EEPROM. Perhaps 5418 uses different registers for EEPROM > access. But it's all hidden in the HAL. So I guess the new EEPROM > access procedure needs to be reverse engineered using mmio tracing. > > -- > Regards, > Pavel Roskin > Sorry for not replying earlier ;-( 5416/5418 EEPROM is completely different from 5210/1/2 eeproms, i've already rev. engineered reading function but i'm still searching for the offsets (what information resides in which eeprom offset) and i only got reg. domain so far. For more infos check this out -> http://kerneltrap.org/mailarchive/linux-ath5k-devel/2007/10/27/362513 -- GPG ID: 0xD21DB2DB As you read this post global entropy rises. Have Fun ;-) Nick |