2007/12/1, Nick Kossifidis <[EMAIL PROTECTED]>: > 2007/12/1, Nick Kossifidis <[EMAIL PROTECTED]>: > > 2007/12/1, Nick Kossifidis <[EMAIL PROTECTED]>: > > > 2007/11/25, Nick Kossifidis <[EMAIL PROTECTED]>: > > > > I was searching the net on stuff about 23** chips and i found the > > > > following post... > > > > http://www.broadbandreports.com/forum/r19399723-Merakiisnt-that-special > > > > > > > > That shows a full dump of the information found in eeprom (i guess > > > > that tool is part of athero's suite, well we can always make ath_info > > > > do the same ;-) ). After i found this post i tried to find similar > > > > dumps from other chipsets and i got this one... > > > > > > > > http://www.oswave.com/mediawiki/index.php/Eeprom_output > > > > > > > > So here's what we got: > > > > > > > > a) We need to get per channel calibration and power information from > > > > eeprom so we can be a step closer on fixing tx power support (at least > > > > now we know what the values should look like so it won't be that > > > > difficult, we also have the offsets etc, we just got to fill the > > > > missing bits in eeprom_init). > > > > > > > > b) We need to find out how these values are used (what we know so far > > > > is that they are used to modify RF Buffer -that's something totally > > > > obscure for now, we know nothing about rf buffer, what we have is from > > > > regdumps-). Here are some infos that might help (after searching on > > > > the net): > > > > > > > > XLNA = eXternal Low Noise Amplifier > > > > XPA = eXternal Pre Amplifier > > > > OB = Octave Band > > > > X Gain = Cross Gain (?) > > > > XPD = Cross Polarization Discrimination > > > > PGA = Programmable Gain Amplifier > > > > > > > > Also i found a nice patent from Atheros about 5111/2111 here -> > > > > http://www.wipo.int/pctdb/en/wo.jsp?wo=2003092997&IA=WO2003092997&DISPLAY=DESC > > > > > > > > I haven't read it all but seems informative ;-) > > > > > > > > -- > > > > GPG ID: 0xD21DB2DB > > > > As you read this post global entropy rises. Have Fun ;-) > > > > Nick > > > > > > I've modified ath_info to dump all eeprom data we currently read with > > > eeprom_init, i'll commit changes asap on svn > > > (madwifi/branches/madwifi-trace/tools). I'll continue to work on > > > ath_info on userspace and when i'm able to read what the above eeprom > > > dumps show, i'll commit a patch for ath5k. > > > > > > Most important: we should then start comparing eeprom dumps with > > > regdumps, to be more precise we need to see where (position) and how > > > (shifts etc) these eeprom values (calibration data) are written in rf > > > buffer before we commit it, during reset (take a look in rfregs > > > functions inside phy.c to see what i mean). To figure out how these > > > functions work for different chipsets we need to have both eeprom > > > infos -input- and regdumps -output- to play with. Right now ath_info > > > makes a dump of the eeprom but it's not helpfull output right now > > > (after all we need a working eeprom_init). > > > > > > If we figure out how to create a propper rf buffer packet for each PHY > > > chip we'll be able to support them all ;-) > > > > > > > Just commited it, this contains what we know about eeprom, we need to > > find more... > > > > I also believe i've found a bug in eeprom_init code for g mode that > corrupts data, i'll look into it ;-) >
False alarm, i double checked eeprom_init, i was just printing nonsense :P Here is some output btw... a) From my 5413 card... mathematix tools # ./a.out 0xc2000000 -==Device Information==- MAC Version: 2424 (0xa0) MAC Revision: 5413 (0xa4) Device type: 3 5Ghz PHY Revision: SChip (0x63) 2Ghz PHY Revision: SChip (0x63) -============== EEPROM Information =============- | EEPROM Version: 5.2 | EEPROM Size: 16K | | EEMAP: 2 | Reg. Domain: 0x00 | -================= Capabilities ================- | 802.11a Support: yes | Turboa disabled: yes | | 802.11b Support: yes | Turbog disabled: yes | | 802.11g Support: yes | 2GHzXR disabled: no | | RFKill Support: no | 5GHzXR disabled: no | | 32KHz Crystal: no | | -===============================================- /=========================================================\ | Calibration data common for all modes | |=========================================================| | CCK/OFDM gain delta: 01 | | CCK/OFDM power delta: 05 | | Scaled CCK delta: 05 | | 2Ghz Antenna gain: 01 | | 5Ghz Antenna gain: 04 | | Turbo 2W maximum dbm: 38 | | Target power start: 18d | | EAR Start: 1df | \=========================================================/ /=========================================================\ | Calibration data for 802.11a operation | |=========================================================| | I power: 0x08 | Q power: 0x1f | | Use fixed bias: 0x00 | Max turbo power: 0x26 | | Max XR power: 0x1e | Switch Settling Time: 0x2d | | Tx/Rx attenuation: 0x0f | TX end to XLNA On: 0x02 | | TX end to XPA Off: 0x00 | TX end to XPA On: 0x0e | | 62db Threshold: 0x0f | XLNA gain: 0x0d | | XPD: 0x01 | XPD gain: 0x0a | | I gain: 0x00 | Tx/Rx margin: 0x0b | | False detect backoff: 0x00 | Noise Floor Threshold: -54 | | ADC desired size: -32 | PGA desired size: -80 | |=========================================================| | Antenna control 0: 0x00 | Antenna control 1: 0x01 | | Antenna control 2: 0x26 | Antenna control 3: 0x26 | | Antenna control 4: 0x06 | Antenna control 5: 0x06 | | Antenna control 6: 0x02 | Antenna control 7: 0x25 | | Antenna control 8: 0x25 | Antenna control 9: 0x05 | | Antenna control 10: 0x05 | Antenna control 11: 0x00 | |=========================================================| | Octave Band 0: 5 | db 0: 5 | | Octave Band 1: 5 | db 1: 5 | | Octave Band 2: 5 | db 2: 5 | | Octave Band 3: 5 | db 3: 5 | | Octave Band 4: 5 | db 4: 5 | \=========================================================/ /=========================================================\ | Calibration data for 802.11b operation | |=========================================================| | I power: 0x00 | Q power: 0x00 | | Use fixed bias: 0x00 | Max turbo power: 0x00 | | Max XR power: 0x00 | Switch Settling Time: 0x28 | | Tx/Rx attenuation: 0x21 | TX end to XLNA On: 0x02 | | TX end to XPA Off: 0x00 | TX end to XPA On: 0x07 | | 62db Threshold: 0x1c | XLNA gain: 0x0d | | XPD: 0x01 | XPD gain: 0x0a | | I gain: 0x00 | Tx/Rx margin: 0x0a | | False detect backoff: 0x00 | Noise Floor Threshold: -1 | | ADC desired size: -38 | PGA desired size: -80 | |=========================================================| | Antenna control 0: 0x00 | Antenna control 1: 0x01 | | Antenna control 2: 0x26 | Antenna control 3: 0x26 | | Antenna control 4: 0x06 | Antenna control 5: 0x06 | | Antenna control 6: 0x02 | Antenna control 7: 0x25 | | Antenna control 8: 0x25 | Antenna control 9: 0x05 | | Antenna control 10: 0x05 | Antenna control 11: 0x00 | |=========================================================| | Octave Band 0: 5 | db 0: 5 | | Octave Band 1: 5 | db 1: 5 | | Octave Band 2: 0 | db 2: 0 | | Octave Band 3: 0 | db 3: 0 | | Octave Band 4: 5 | db 4: 5 | \=========================================================/ /=========================================================\ | Calibration data for 802.11g operation | |=========================================================| | I power: 0x00 | Q power: 0x10 | | Use fixed bias: 0x01 | Max turbo power: 0x26 | | Max XR power: 0x26 | Switch Settling Time: 0x28 | | Tx/Rx attenuation: 0x21 | TX end to XLNA On: 0x02 | | TX end to XPA Off: 0x00 | TX end to XPA On: 0x0e | | 62db Threshold: 0x1c | XLNA gain: 0x0d | | XPD: 0x01 | XPD gain: 0x0a | | I gain: 0x00 | Tx/Rx margin: 0x0a | | False detect backoff: 0x00 | Noise Floor Threshold: -1 | | ADC desired size: -38 | PGA desired size: -80 | |=========================================================| | Antenna control 0: 0x00 | Antenna control 1: 0x01 | | Antenna control 2: 0x26 | Antenna control 3: 0x26 | | Antenna control 4: 0x06 | Antenna control 5: 0x06 | | Antenna control 6: 0x02 | Antenna control 7: 0x25 | | Antenna control 8: 0x25 | Antenna control 9: 0x05 | | Antenna control 10: 0x05 | Antenna control 11: 0x05 | |=========================================================| | Octave Band 0: 5 | db 0: 5 | | Octave Band 1: 5 | db 1: 5 | | Octave Band 2: 0 | db 2: 0 | | Octave Band 3: 0 | db 3: 0 | | Octave Band 4: 5 | db 4: 2 | \=========================================================/ GPIO registers: CR 00000000 DO 00000000 DI 00000012 b) From a b/g only card John gave me: mathematix tools # ./a.out 0x38000000 -==Device Information==- MAC Version: 5212 (0x50) MAC Revision: 5213A (0x59) Device type: 1 -============== EEPROM Information =============- | EEPROM Version: 4.6 | EEPROM Size: 16K | | EEMAP: 1 | Reg. Domain: 0x00 | -================= Capabilities ================- | 802.11a Support: no | Turboa disabled: no | | 802.11b Support: yes | Turbog disabled: no | | 802.11g Support: yes | 2GHzXR disabled: no | | RFKill Support: no | 5GHzXR disabled: no | | 32KHz Crystal: no | | -===============================================- /=========================================================\ | Calibration data common for all modes | |=========================================================| | CCK/OFDM gain delta: 03 | | CCK/OFDM power delta: 10 | | Scaled CCK delta: 15 | | 2Ghz Antenna gain: 00 | | 5Ghz Antenna gain: 00 | | Turbo 2W maximum dbm: 32 | | Target power start: 16e | | EAR Start: 1b8 | \=========================================================/ /=========================================================\ | Calibration data for 802.11b operation | |=========================================================| | I power: 0x00 | Q power: 0x00 | | Use fixed bias: 0x00 | Max turbo power: 0x00 | | Max XR power: 0x00 | Switch Settling Time: 0x23 | | Tx/Rx attenuation: 0x0c | TX end to XLNA On: 0x02 | | TX end to XPA Off: 0x00 | TX end to XPA On: 0x07 | | 62db Threshold: 0x1c | XLNA gain: 0x0d | | XPD: 0x01 | XPD gain: 0x01 | | I gain: 0x0a | Tx/Rx margin: 0x17 | | False detect backoff: 0x00 | Noise Floor Threshold: -1 | | ADC desired size: -38 | PGA desired size: -80 | |=========================================================| | Antenna control 0: 0x00 | Antenna control 1: 0x02 | | Antenna control 2: 0x11 | Antenna control 3: 0x00 | | Antenna control 4: 0x00 | Antenna control 5: 0x00 | | Antenna control 6: 0x01 | Antenna control 7: 0x12 | | Antenna control 8: 0x00 | Antenna control 9: 0x00 | | Antenna control 10: 0x00 | Antenna control 11: 0x00 | |=========================================================| | Octave Band 0: 2 | db 0: 2 | | Octave Band 1: 2 | db 1: 2 | | Octave Band 2: 0 | db 2: 0 | | Octave Band 3: 0 | db 3: 0 | | Octave Band 4: 2 | db 4: 2 | \=========================================================/ /=========================================================\ | Calibration data for 802.11g operation | |=========================================================| | I power: 0x00 | Q power: 0x10 | | Use fixed bias: 0x01 | Max turbo power: 0x20 | | Max XR power: 0x26 | Switch Settling Time: 0x31 | | Tx/Rx attenuation: 0x0c | TX end to XLNA On: 0x02 | | TX end to XPA Off: 0x00 | TX end to XPA On: 0x0e | | 62db Threshold: 0x1c | XLNA gain: 0x0d | | XPD: 0x01 | XPD gain: 0x01 | | I gain: 0x0a | Tx/Rx margin: 0x17 | | False detect backoff: 0x00 | Noise Floor Threshold: -1 | | ADC desired size: -32 | PGA desired size: -80 | |=========================================================| | Antenna control 0: 0x00 | Antenna control 1: 0x02 | | Antenna control 2: 0x11 | Antenna control 3: 0x00 | | Antenna control 4: 0x00 | Antenna control 5: 0x00 | | Antenna control 6: 0x01 | Antenna control 7: 0x12 | | Antenna control 8: 0x00 | Antenna control 9: 0x00 | | Antenna control 10: 0x00 | Antenna control 11: 0x02 | |=========================================================| | Octave Band 0: 2 | db 0: 2 | | Octave Band 1: 2 | db 1: 2 | | Octave Band 2: 0 | db 2: 0 | | Octave Band 3: 0 | db 3: 0 | | Octave Band 4: 2 | db 4: 28 | \=========================================================/ GPIO registers: CR 00000000 DO 00000000 DI 00000000 Seems that Device type is something like this: 1 - cardbus 2 - ?? 3 - mini-pci 4 - wmac (see links on previous mail) -- GPG ID: 0xD21DB2DB As you read this post global entropy rises. Have Fun ;-) Nick _______________________________________________ ath5k-devel mailing list ath5k-devel@lists.ath5k.org https://lists.ath5k.org/mailman/listinfo/ath5k-devel
