On Thursday 09 June 2011 22:34:18 Jim Bryant wrote:
> I just bought one of those chinese (apparently the same unit relabeled
> and being sold by multiple companies) realtek RTL8187B wifi units.  The
> price is right.
> 
> The label name on this one is WiFySky 1500mW.
> 
> other than the fact that the case it is enclosed in is really cheesy,
> there is a more immediate problem with this.
> 
> the current urtw driver returns a 6.
> 
> here we go:
> 
> on insert:
> 
> ugen3.2: <vendor 0x0bda> at usbus3
> 
> after kldload if_urtw.ko:
> 
> urtw0: <vendor 0x0bda product 0x8187, class 0/0, rev 2.00/2.00, addr 2>
> on usbus3
> urtw0: could not allocate USB transfers, err=USB_ERR_NO_PIPE
> device_attach: urtw0 attach returned 6
> urtw0: <vendor 0x0bda product 0x8187, class 0/0, rev 2.00/2.00, addr 2>
> on usbus3
> urtw0: could not allocate USB transfers, err=USB_ERR_NO_PIPE
> device_attach: urtw0 attach returned 6
> urtw0: <vendor 0x0bda product 0x8187, class 0/0, rev 2.00/2.00, addr 2>
> on usbus3
> urtw0: could not allocate USB transfers, err=USB_ERR_NO_PIPE
> device_attach: urtw0 attach returned 6
> urtw0: <vendor 0x0bda product 0x8187, class 0/0, rev 2.00/2.00, addr 2>
> on usbus3
> urtw0: could not allocate USB transfers, err=USB_ERR_NO_PIPE
> device_attach: urtw0 attach returned 6
> 
>  3:28:35pm  argus(48): usbconfig -u 3 -a 2 dump_device_desc
> ugen3.2: <product 0x8187 vendor 0x0bda> at usbus3, cfg=0 md=HOST
> spd=HIGH (480Mbps) pwr=ON
> 
>   bLength = 0x0012
>   bDescriptorType = 0x0001
>   bcdUSB = 0x0200
>   bDeviceClass = 0x0000
>   bDeviceSubClass = 0x0000
>   bDeviceProtocol = 0x0000
>   bMaxPacketSize0 = 0x0040
>   idVendor = 0x0bda
>   idProduct = 0x8187
>   bcdDevice = 0x0200
>   iManufacturer = 0x0001  <Wireless Manufacturer>
>   iProduct = 0x0002  <USB2.0 WLAN Adapter>
>   iSerialNumber = 0x0000  <no string>
>   bNumConfigurations = 0x0001
> 
>  3:28:48pm  argus(49): usbconfig -u 3 -a 2 dump_curr_config_desc
> ugen3.2: <product 0x8187 vendor 0x0bda> at usbus3, cfg=0 md=HOST
> spd=HIGH (480Mbps) pwr=ON
> 
> 
>  Configuration index 0
> 
>     bLength = 0x0009
>     bDescriptorType = 0x0002
>     wTotalLength = 0x0051
>     bNumInterfaces = 0x0001
>     bConfigurationValue = 0x0001
>     iConfiguration = 0x0004  <Wireless Network Card>
>     bmAttributes = 0x0080
>     bMaxPower = 0x00fa
> 
>     Interface 0
>       bLength = 0x0009
>       bDescriptorType = 0x0004
>       bInterfaceNumber = 0x0000
>       bAlternateSetting = 0x0000
>       bNumEndpoints = 0x0009
>       bInterfaceClass = 0x00ff
>       bInterfaceSubClass = 0x00ff
>       bInterfaceProtocol = 0x00ff
>       iInterface = 0x0002  <USB2.0 WLAN Adapter>
> 
>      Endpoint 0
>         bLength = 0x0007
>         bDescriptorType = 0x0005
>         bEndpointAddress = 0x0083  <IN>
>         bmAttributes = 0x0002  <BULK>
>         wMaxPacketSize = 0x0200
>         bInterval = 0x0000
>         bRefresh = 0x0000
>         bSynchAddress = 0x0000
> 
>      Endpoint 1
>         bLength = 0x0007
>         bDescriptorType = 0x0005
>         bEndpointAddress = 0x0004  <OUT>
>         bmAttributes = 0x0002  <BULK>
>         wMaxPacketSize = 0x0200
>         bInterval = 0x0000
>         bRefresh = 0x0000
>         bSynchAddress = 0x0000
> 
>      Endpoint 2
>         bLength = 0x0007
>         bDescriptorType = 0x0005
>         bEndpointAddress = 0x0005  <OUT>
>         bmAttributes = 0x0002  <BULK>
>         wMaxPacketSize = 0x0200
>         bInterval = 0x0000
>         bRefresh = 0x0000
>         bSynchAddress = 0x0000
> 
>      Endpoint 3
>         bLength = 0x0007
>         bDescriptorType = 0x0005
>         bEndpointAddress = 0x0006  <OUT>
>         bmAttributes = 0x0002  <BULK>
>         wMaxPacketSize = 0x0200
>         bInterval = 0x0000
>         bRefresh = 0x0000
>         bSynchAddress = 0x0000
> 
>      Endpoint 4
>         bLength = 0x0007
>         bDescriptorType = 0x0005
>         bEndpointAddress = 0x0007  <OUT>
>         bmAttributes = 0x0002  <BULK>
>         wMaxPacketSize = 0x0200
>         bInterval = 0x0000
>         bRefresh = 0x0000
>         bSynchAddress = 0x0000
> 
>      Endpoint 5
>         bLength = 0x0007
>         bDescriptorType = 0x0005
>         bEndpointAddress = 0x0089  <IN>
>         bmAttributes = 0x0002  <BULK>
>         wMaxPacketSize = 0x0200
>         bInterval = 0x0000
>         bRefresh = 0x0000
>         bSynchAddress = 0x0000
> 
>      Endpoint 6
>         bLength = 0x0007
>         bDescriptorType = 0x0005
>         bEndpointAddress = 0x000a  <OUT>
>         bmAttributes = 0x0002  <BULK>
>         wMaxPacketSize = 0x0200
>         bInterval = 0x0000
>         bRefresh = 0x0000
>         bSynchAddress = 0x0000
> 
>      Endpoint 7
>         bLength = 0x0007
>         bDescriptorType = 0x0005
>         bEndpointAddress = 0x000b  <OUT>
>         bmAttributes = 0x0002  <BULK>
>         wMaxPacketSize = 0x0200
>         bInterval = 0x0000
>         bRefresh = 0x0000
>         bSynchAddress = 0x0000
> 
>      Endpoint 8
>         bLength = 0x0007
>         bDescriptorType = 0x0005
>         bEndpointAddress = 0x000c  <OUT>
>         bmAttributes = 0x0002  <BULK>
>         wMaxPacketSize = 0x0200
>         bInterval = 0x0000
>         bRefresh = 0x0000
>         bSynchAddress = 0x0000
> 
> If a verbose boot or any other info is needed to get this working,
> please tell me, and I'll get you the info.
> 
> I do have to admit, at the price these are going for, they are rather
> nice, and do reach out and touch a router.  Review complaints: heat
> dissipation.  If you buy one, don't operate it in a hot environment.
> I'd like to see it working in FreeBSD, but I don't have a handle on the
> wifi driver structure.  Linux source code was included on the driver
> disk.  I can email that directly to whomever needs it for comparison.
> 
> 
> Thanks,
> 
> Jim, KC5VDJ

Hi,

I think there is some firmware you need to load before it works.

--HPS
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