Date: Tue, 8 Jan 2008 21:22:33 +0100 From: vittorio <vdemart1@tin.it> To: freebsd-mobile@freebsd.org Cc: Benjamin Close <Benjamin.Close@clearchain.com> Subject: Re: wpi error: bus_dmamem_alloc failed to align memory properly Message-ID: <200801082122.34287.vdemart1@tin.it> In-Reply-To: <47837E16.4030308@clearchain.com> References: <200801061852.29274.vdemart1@tin.it> <200801080755.29509.vdemart1@tin.it> <47837E16.4030308@clearchain.com>
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--Boundary-00=_Ku9gHgDpmnwZXnU Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Il Tuesday 08 January 2008 14:43:50 Benjamin Close ha scritto: > vittorio wrote: > > Il Monday 07 January 2008 16:00:38 Tim Kellers ha scritto: > >> vittorio wrote: > >>> Il Monday 07 January 2008 03:18:21 Benjamin Close ha scritto: > >>>> vittorio wrote: > >>>>> Context: HP laptop DV6000, centrino duo, FreeBSD 7.0-BETA4 > >>>>> When loading if_wpi I get the following line saying that > >>>>> "bus_dmamem_alloc failed to align memory properly" > >>>>> <SNIP> > >>>>> wpi0: <Intel(R) PRO/Wireless 3945ABG> mem 0xd8000000-0xd8000fff irq > >>>>> 16 at device 0.0 on pci2 > >>>>> bus_dmamem_alloc failed to align memory properly. > >>>>> last message repeated 30 times > >>>>> wpi0: Ethernet address: 00:19:d2:99:e3:cb > >>>>> wpi0: [ITHREAD] > >>>>> wpi0: 11a rates: 6Mbps 9Mbps 12Mbps 18Mbps 24Mbps 36Mbps 48Mbps > >>>>> 54Mbps wpi0: 11b rates: 1Mbps 2Mbps 5.5Mbps 11Mbps > >>>>> wpi0: 11g rates: 1Mbps 2Mbps 5.5Mbps 11Mbps 6Mbps 9Mbps 12Mbps 18Mbps > >>>>> 24Mbps 36Mbps 48Mbps 54 > >>>>> </SNIP> > >>>>> > >>>>> Therefore I'm unable to make wpi0 work at all. > >>>>> > >>>>> Could you please tell me what should I do? > >>>>> > >>>>> Ciao, Vittorio > >>>> > >>>> The bus_dmamem_alloc message is harmless in your case. Due to > >>>> limitations in the freebsd allocator, sometimes requesting a 16k > >>>> aligned block of dma memory fails. As a temporary work around the wpi > >>>> driver reattempts the allocation. If it truely does fail you'll not > >>>> get a wpi0 device showing up, which clearly you did :). > >>>> > >>>> These warning messages will go away when I sync the next lot of > >>>> updates to the driver which aren't quite ready yet. > >>>> > >>>> Can you describe a little more what you mean by wpi doesn't work? > >>>> > >>>> Cheers, > >>>> Benjamin > >>>> wpi driver maintainer > >>> > >>> Ben, > >>> here you are a longer explanation > >>> > >>> Context: > >>> Router ZyXEL ADSL+2 with dhcp up and running > >>> > >>> Laptop HP Pavillion Entertainment DV6000 intel centrino duo 2GB of > >>> memory hpbsd# uname -a > >>> FreeBSD hpbsd.vic 7.0-BETA4 FreeBSD 7.0-BETA4 #0: Thu Dec 27 22:18:53 > >>> CET 2007 root@hpbsd.vic:/usr/obj/usr/src/sys/HP03 i386 > >>> hpbsd# > >>> all wpi's necessary devices are compiled in the kernel > >>> device wpi > >>> device pci > >>> device wlan > >>> device wlan_amrr > >>> device firmware > >>> > >>> /var/log/messages > >>> kernel: wpi0: <Intel(R) PRO/Wireless 3945ABG> mem 0xd8000000-0xd8000fff > >>> irq 16 at device 0.0 on pci2 > >>> kernel: wpi0: Ethernet address: 00:19:d2:99:e3:cb > >>> kernel: wpi0: [ITHREAD] > >>> kernel: wpi0: 11a rates: 6Mbps 9Mbps 12Mbps 18Mbps 24Mbps 36Mbps 48Mbps > >>> 54Mbps kernel: wpi0: 11b rates: 1Mbps 2Mbps 5.5Mbps 11Mbps > >>> kernel: wpi0: 11g rates: 1Mbps 2Mbps 5.5Mbps 11Mbps 6Mbps 9Mbps 12Mbps > >>> 18Mbps 24Mbps 36Mbps 48Mbps 54Mbps > >>> > >>> the line > >>> > >>> legal.intel_wpi.license_ack=1 > >>> > >>> is in /boot/loader.conf > >>> > >>> BUT > >>> 1) > >>> it seems that sysctl is unable to find it and I have to set it via > >>> kenv legal.intel_wpi.license_ack=1 in a shell. > >>> > >>> Shouldn't this variable be set by either sysctl or by loader.conf (that > >>> is is a system variable) OR is it supposed to be set via kenv only? > >>> > >>> 2) > >>> dhclient is unable to get an IP address (BTW trying to set wpi0 up with > >>> a fixed IP makes wpi0 not associated to any AP) > >>> > >>> Here it is a session log > >>> > >>> <SNIP> > >>> hpbsd# sysctl -a|grep legal > >>> hpbsd# > >>> hpbsd# kenv legal.intel_wpi.license_ack=1 > >>> legal.intel_wpi.license_ack="1" > >>> hpbsd# kenv legal.intel_wpi.license_ack > >>> 1 > >>> > >>> hpbsd# ifconfig wpi0 ssid "my_wireless" weptxkey 1 wepmode on wepkey > >>> 0x1f7b0a5a0d > >>> > >>> hpbsd# dhclient wpi0 > >>> DHCPDISCOVER on wpi0 to 255.255.255.255 port 67 interval 5 > >>> DHCPDISCOVER on wpi0 to 255.255.255.255 port 67 interval 12 > >>> DHCPDISCOVER on wpi0 to 255.255.255.255 port 67 interval 9 > >>> DHCPDISCOVER on wpi0 to 255.255.255.255 port 67 interval 18 > >>> DHCPDISCOVER on wpi0 to 255.255.255.255 port 67 interval 12 > >>> DHCPDISCOVER on wpi0 to 255.255.255.255 port 67 interval 5 > >>> No DHCPOFFERS received. > >>> No working leases in persistent database - sleeping. > >>> > >>> hpbsd# ifconfig wpi0 > >>> wpi0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu > >>> 1500 ether 00:19:d2:99:e3:cb > >>> inet 0.0.0.0 netmask 0xff000000 broadcast 255.255.255.255 > >>> media: IEEE 802.11 Wireless Ethernet autoselect (OFDM/36Mbps) > >>> status: associated > >>> ssid my_wireless channel 6 (2437 Mhz 11g) bssid > >>> 00:02:cf:61:81:fd authmode OPEN privacy ON deftxkey 1 wepkey 1:40-bit > >>> txpower 50 bmiss 7 scanvalid 60 protmode CTS > >>> > >>> </SNIP> > >>> > >>> Even giving an ip fixed address to wpi0 doesn't seem to work, - that is > >>> - I cannot ping anything and for netstat -rn wpi0 doesn't seem to > >>> exist. > >>> > >>> Please help > >>> Ciao from Rome > >>> > >>> _______________________________________________ > >>> freebsd-questions@freebsd.org mailing list > >>> http://lists.freebsd.org/mailman/listinfo/freebsd-questions > >>> To unsubscribe, send any mail to > >>> "freebsd-questions-unsubscribe@freebsd.org" > >> > >> Vittorio, > >> > >> Do you have a line just like the below in your /etc/rc.conf? I've found > >> DHCP a little tricky to set up on wireless laptops, and after a Lot of > >> testing, I got mine to work. (This is getting a dhcp address from a > >> Linksys router) > >> > >> ifconfig_wpi0="ssid [your network name] nwkey [your network key] DHCP" > >> > >> Tim > >> _______________________________________________ > >> freebsd-questions@freebsd.org mailing list > >> http://lists.freebsd.org/mailman/listinfo/freebsd-questions > >> To unsubscribe, send any mail to > >> "freebsd-questions-unsubscribe@freebsd.org" > > > > I added the line but the dhcp operation fails exactly in the same way as > > I described in my original message. > > > > No DHCPOFFERS received. > > No working leases in persistent database - sleeping. > > > > Instead, a new error pops up in /var/log/messages > > > > wpi0: wpi_cmd: cmd 72 not sent, busy > > wpi0: wpi_cmd: cmd 72 not sent, busy > > > > What's going on? > > Can you send me the logs generated trying the same dhcp request with: > > sysctl debug.wpi=-2 > > and: > > wlandebug -i wpi0 0xffffffff > > As for sysctl not working with the license. It's a tunable so can only > be set in loader.conf or via kenv - which you found out. > > Cheers, > Benjamin Done! I'm attaching the log file you required. It wasn't possible to get anything in the log from "dhclient wpi0" while the usual "ifconfig wpi0 inet 10.155.100.100 ssid my_wireless nwkey etcetc" produced all the log. Ciao Vittorio -- Vittorio --Boundary-00=_Ku9gHgDpmnwZXnU Content-Type: text/plain; charset="iso-8859-1"; name="testo" Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename="testo" victor$ tail -f /var/log/messages Jan 8 21:01:12 hpbsd last message repeated 6 times Jan 8 21:01:12 hpbsd kernel: temperature -101->-98 Jan 8 21:01:12 hpbsd kernel: Temp in calibration is: -98 Jan 8 21:01:25 hpbsd last message repeated 26 times Jan 8 21:01:25 hpbsd kernel: sending data: qid=0 idx=20 len=344 nsegs=2 Jan 8 21:01:26 hpbsd kernel: Temp in calibration is: -98 Jan 8 21:01:38 hpbsd last message repeated 25 times Jan 8 21:01:38 hpbsd kernel: sending data: qid=0 idx=21 len=344 nsegs=2 Jan 8 21:01:39 hpbsd kernel: Temp in calibration is: -98 Jan 8 21:02:10 hpbsd last message repeated 62 times Jan 8 21:02:12 hpbsd last message repeated 4 times Jan 8 21:02:12 hpbsd kernel: temperature -101->-98 Jan 8 21:02:12 hpbsd kernel: Temp in calibration is: -98 Jan 8 21:02:43 hpbsd last message repeated 61 times Jan 8 21:03:12 hpbsd last message repeated 58 times Jan 8 21:03:12 hpbsd kernel: temperature -101->-98 Jan 8 21:03:12 hpbsd kernel: Temp in calibration is: -98 Jan 8 21:03:38 hpbsd last message repeated 52 times Jan 8 21:03:38 hpbsd kernel: wpi0: start running Jan 8 21:03:38 hpbsd kernel: NEWSTATE:SCAN Jan 8 21:03:38 hpbsd kernel: wpi_cmd 72 size 8 async 1 Jan 8 21:03:38 hpbsd kernel: wpi0: ieee80211_newstate: RUN -> SCAN Jan 8 21:03:38 hpbsd kernel: wpi0: _ieee80211_crypto_delkey: NONE keyix 65535 flags 0x3 rsc 0 tsc 0 len 0 Jan 8 21:03:38 hpbsd kernel: wpi0: link state changed to DOWN Jan 8 21:03:38 hpbsd kernel: wpi0: ieee80211_check_scan: active scan, duration 2147483647, desired mode auto, append Jan 8 21:03:38 hpbsd kernel: wpi0: ieee80211_start_scan: active scan, duration 2147483647, desired mode auto, append Jan 8 21:03:38 hpbsd kernel: wpi0: scan set 1g, 6g, 11g, 7g, 13g, 52a, 56a, 60a, 64a, 36a, 40a, 44a, 48a, 34a, 38a, 42a, 46a, 2g, 3g, 4g, 5g, 8g, 9g, 10g, 12g, 100a, 104a, 108a, 112a, 116a, 120a, 124a, 128a, 132a, 136a, 140a dwell min 20 max 200 Jan 8 21:03:38 hpbsd kernel: wpi_ops: command: 1 SCAN_START Jan 8 21:03:38 hpbsd kernel: HERER Jan 8 21:03:38 hpbsd kernel: wpi0: ieee80211_cancel_scan: cancel active scan Jan 8 21:03:38 hpbsd kernel: wpi0: start running Jan 8 21:03:38 hpbsd kernel: NEWSTATE:SCAN Jan 8 21:03:38 hpbsd kernel: wpi_cmd 72 size 8 async 1 Jan 8 21:03:38 hpbsd kernel: wpi0: ieee80211_newstate: SCAN -> SCAN Jan 8 21:03:38 hpbsd kernel: wpi0: ieee80211_check_scan: active scan, duration 2147483647, desired mode auto, append Jan 8 21:03:38 hpbsd kernel: wpi0: ieee80211_start_scan: active scan already in progress Jan 8 21:03:38 hpbsd kernel: wpi0: ieee80211_crypto_newkey: no h/w support for cipher WEP, falling back to s/w Jan 8 21:03:38 hpbsd kernel: wpi0: ieee80211_crypto_setkey: WEP keyix 0 flags 0x13 mac 00:19:d2:99:e3:cb rsc 0 tsc 0 len 5 Jan 8 21:03:38 hpbsd kernel: wpi0: _ieee80211_crypto_delkey: NONE keyix 65535 flags 0x3 rsc 0 tsc 0 len 0 Jan 8 21:03:38 hpbsd last message repeated 2 times Jan 8 21:03:38 hpbsd kernel: wpi_ops: command: 4 STOP Jan 8 21:03:38 hpbsd kernel: wpi0: scan_next: done, [ticks 819650, dwell min 20 scanend 2148303296] --Boundary-00=_Ku9gHgDpmnwZXnU--
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