On 11/10/2009 06:48 PM, Andrew Benton wrote: > Hello world, > I have a Dell inspiron 910 with a Broadcom wireless card. > > andy:~$ lspci -vnn | grep 14e4 > 03:00.0 Network controller [0280]: Broadcom Corporation BCM4312 > 802.11b/g [14e4:4315] (rev 01) > Subsystem: Broadcom Corporation Device [14e4:04b5] > > Today I downloaded the current wireless-testing kernel (2.6.32-rc6-wl) > and compiled it without the ACPI kernel driver. > It worked well for about 15 mins but then the network connection was > lost and /var/log/sys.log started to fill up with > > Nov 11 00:04:31 doughnut kernel: b43-phy0 ERROR: Fatal DMA error: > 0x00000800, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 > Nov 11 00:04:31 doughnut kernel: b43-phy0: Controller RESET (DMA error) ... > Nov 11 00:04:31 doughnut kernel: b43-phy0 ERROR: Fatal DMA error: > 0x00000800, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 > Nov 11 00:04:31 doughnut kernel: b43-phy0: Controller RESET (DMA error) ... > Nov 11 00:04:31 doughnut kernel: b43-phy0: Loading firmware version > 410.2160 (2007-05-26 15:32:10) > Nov 11 00:04:37 doughnut kernel: b43-phy0: Controller restarted > Nov 11 00:04:37 doughnut kernel: b43-phy0 ERROR: Fatal DMA error: > 0x00000400, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 > Nov 11 00:04:37 doughnut kernel: b43-phy0: Controller RESET (DMA error) ...
The 0x00000800 indicates a descriptor problem. Why it should happen after 15 minutes is perplexing. If I write a diagnostic patch, could you test it? Larry _______________________________________________ Bcm43xx-dev mailing list [email protected] https://lists.berlios.de/mailman/listinfo/bcm43xx-dev
