Hi,

I don't see such fatal error. :/ Could you please give output of ifconfig
wlan0?

Thanks!

On Thu, Jan 12, 2017 at 2:42 AM, Vladimir V. Krylov <
volodimir.kry...@gmail.com> wrote:

> Hello, team,
>
> On a new release (FreeBSD 11.0) with Broadcom Wifi chip (BCM4312) I have
> the next problem: on "ifconfig wlan0 up" I see in the syslog the next
> messages:
> kernel: bwn_init: called
> kernel: bwn_core_init: called
> kernel: bwn_reset_core: g_mode=1
> kernel: bwn_core_init: chip_init
> kernel: bwn0: ucode fw: ucode15
> kernel: bwn0: firmware version (rev 478 patch 104 date 0x8701 time 0x657)
> kernel: bwn_mac_suspend: suspended=1
> kernel: bwn_mac_enable: suspended=2
> kernel: bwn_core_init: hw capabilities: 0xb0484205
> kernel: bwn_mac_suspend: suspended=1
> kernel: wmep_txopLimit 0 wmep_logcwmin 1 wmep_logcwmax 15 wmep_aifsn 3
> kernel: wmep_txopLimit 0 wmep_logcwmin 1 wmep_logcwmax 15 wmep_aifsn 7
> kernel: wmep_txopLimit 0 wmep_logcwmin 1 wmep_logcwmax 0 wmep_aifsn 2
> kernel: wmep_txopLimit 0 wmep_logcwmin 1 wmep_logcwmax 0 wmep_aifsn 2
> kernel: bwn_mac_enable: suspended=2
> kernel: bwn_core_init: powerup
> kernel: bwn_core_init: done
> kernel: bwn_mac_enable: suspended=1
> kernel: bwn_psctl: ucstat=2
> kernel: bwn_intr: called
> kernel: bwn_intr: reason=0x00008000
> kernel: bwn0: bwn_newstate: INIT -> SCAN
> kernel: Fatal DMA error: 0x400 0 0 0 0 0
> kernel: bwn0: HW reset: DMA error
> ... etc, the cycle of DMA errors
>
> The wlan interface does not work when it. How can I solve this problem?
>
> Here are the more info.
>
> uname:
> FreeBSD 11.0-RELEASE-p1 #0 r309340M: Mon Jan  2 20:58:44 MSK 2017
> root@notebook:/usr/obj/usr/src/sys/iNOTE
>
> KERNEL:
> options BWN_GPL_PHY
> options BWN_DEBUG
> device  firmware
> device  wlan
> options IEEE80211_DEBUG
> options IEEE80211_AMPDU_AGE
> options IEEE80211_SUPPORT_MESH
> device  wlan_wep
> device  wlan_ccmp
> device  wlan_tkip
> device  wlan_amrr
>
> on boot messages:
> ...
> kernel: siba_bwn0: <Broadcom BCM4312 802.11b/g Wireless> mem
> 0xc8300000-0xc8303fff irq 19 at device 0.0 on pci3
> kernel: bwn0 on siba_bwn0
> kernel: bwn_reset_core: g_mode=1
> kernel: bwn_reset_core: g_mode=1
> kernel: bwn_setup_channels: called; bg=1, a=1
> kernel: 0th led, act 2, lowact 0
> kernel: 1th led, act 3, lowact 0
> kernel: 2th led, act 4, lowact 0
> kernel: 3th led, act 0, lowact 0
> kernel: bwn0: WLAN (chipid 0x4312 rev 15) PHY (analog 6 type 5 rev 1)
> RADIO (manuf 0x17f ver 0x2062 rev 2)
> kernel: bwn0: DMA (64 bits)
> kernel: bwn0: Note: compiled with BWN_GPL_PHY; includes GPLv2 code
> kernel: bwn0: Using 1 MSI messages
> ...
> kernel: ubt0: <Broadcom Corp HP Integrated Module, class 224/1, rev
> 2.00/3.06, addr 3> on usbus0
> ...
>
> pciconf:
> siba_bwn0@pci0:68:0:0:  class=0x028000 card=0x1508103c chip=0x431514e4
> rev=0x01 hdr=0x00
>         vendor  = 'Broadcom Limited'
>         device  = 'BCM4312 802.11b/g LP-PHY'
>         class   = network
>
> pkg info:
> bwn-firmware-kmod-0.1.2        Broadcom AirForce IEEE 802.11 Firmware
> Kernel Module
>
> kldstat:
> 8    1 0xffffffff81304000 900c8    if_bwn.ko
> 9    2 0xffffffff81395000 f000     siba_bwn.ko
> 15   1 0xffffffff81480000 2dde0    bwn_v4_lp_ucode.ko
> 16   1 0xffffffff814ae000 2c480    bwn_v4_ucode.ko
>
> loader.conf:
> if_bwn_load="YES"
> #hw.bwn.usedma=0 # it does not help
> bwn_v4_lp_ucode_load="YES"
> bwn_v4_ucode_load="YES"
> hw.bwn.debug=-1
>
> rc.conf:
> wlans_bwn0="wlan0"
> create_args_wlan0="mode 11b"
>
> I have attached the messages log.
>
> --
>
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