Re: [Bluez-users] How to use Bluez with CSR chip ?

[hong zhang <henryzhang62@yahoo.com>]

That means you need bccmd to initialize your csr chip.

--- colorant <colorant@163.com> wrote:

> Hi Henry
> 
>     1,2: nop, I use standard stack come with kernel,
> I use csr's demo just 
> to test the hardware is ok.
>     3: the csr chip I use is initialized by sending
> cmd after power up .
> 
> Raymond
> 
> 
> ----- Original Message ----- 
> From: "hong zhang" <henryzhang62@yahoo.com>
> To: "colorant" <colorant@163.com>; "BlueZ users" 
> <bluez-users@lists.sourceforge.net>
> Sent: Thursday, June 12, 2008 2:04 AM
> Subject: Re: [Bluez-users] How to use Bluez with CSR
> chip ?
> 
> 
> > Raymond,
> >
> > I have a few questions.
> >
> > 1. Do you use CSR bleutooth stack from CSR?
> > 2. If you use Bluez, you must use bluetooth stack
> >   comes with kernel.
> > 3. How is CSR chip initialized? by eeprom?
> >
> >
> > I believe you use CSR stack then you cannot use
> Bluez
> > utilities.
> >
> > --henry
> >
> > --- colorant <colorant@163.com> wrote:
> >
> >> Hi henry
> >>
> >>     Thanks for you reply.
> >>
> >>     Yes , I am using BC4 A06 Rom version on an
> arm
> >> based embedded board.
> >>
> >>     So this one must set pskey before running
> right
> >> ?
> >>
> >>     I try to run the CSR's demo first to set the
> >> right pskey and run the
> >> chip up.
> >>     After I exit the demo, I can use pc to detect
> >> the chip.
> >>
> >>     While , then I use :
> >>
> >>     hciattach /dev/ttyS1 bcsp 921600
> >>
> >>     to attach ttyS1 to hci0
> >>
> >>     after that , The PC can not detect the chip
> >> anymore.
> >>
> >>     and then I try
> >>     hciconfig hci0 up
> >>     it can bring up the hci0 interface , but the
> pc
> >> still don't detect the
> >> chip.
> >>
> >>     for kernel , I only insert bluetooth.ko and
> >> hci_uart.ko
> >>
> >>     So , can you kindly figure out what might be
> >> wrong in my operation ?
> >>
> >>     Seems to me the hciattach operation reset the
> >> chip. And I might need to
> >> modify the hciattach , or ?
> >>
> >> Raymond
> >>
> >> ----- Original Message ----- 
> >> From: "hong zhang" <henryzhang62@yahoo.com>
> >> To: "BlueZ users"
> >> <bluez-users@lists.sourceforge.net>
> >> Sent: Wednesday, June 11, 2008 8:57 AM
> >> Subject: Re: [Bluez-users] How to use Bluez with
> CSR
> >> chip ?
> >>
> >>
> >> > Raymond,
> >> >
> >> > CSR bc4 is initialized in two ways based on
> your
> >> > design. I assum your board is embedded. One is
> by
> >> > eeprom and one is using command after build.
> You
> >> need
> >> > to provide more information.
> >> >
> >> > You have to make sure your CSR bc4 chip on your
> >> board
> >> > is up first before using bluez.
> >> >
> >> > Regular talking here is based on x86.
> >> >
> >> > ---henry
> >> >
> >> > --- colorant <colorant@163.com> wrote:
> >> >
> >> >> Hi
> >> >>
> >> >>     I am not sure is this the proper place to
> put
> >> up
> >> >> this question, if not ,
> >> >> please correct me.
> >> >>
> >> >>     I was trying to run bluez on our board
> with
> >> bc4
> >> >> chip. This chip need to
> >> >> set pskey before it can run
> >> >>
> >> >>     I use hciattach and hciconfig to bring up
> the
> >> >> hci0 interface.
> >> >>
> >> >>     Then I try hcitool hci0 scan with my
> earphone
> >> >> open.
> >> >>
> >> >>     Nothing happend.
> >> >>
> >> >>     while, if I using CSR's bchs a2dp demo ,
> it's
> >> >> ok, I can play music. say
> >> >> hardware is ok.
> >> >>
> >> >>     My question is :
> >> >>
> >> >>     1. To enable bluez with csr chip, is there
> >> >> anything need to do vs the
> >> >> standard kernel and bluez package ? Some
> config
> >> >> need?
> >> >>
> >> >>     2. Did I need to place the bootrap init
> >> sequence
> >> >> for the bc4 chip in
> >> >> some place if I using bluez ? say in kernel or
> in
> >> >> the bluez user space
> >> >> scripts? Or , the standard kernel and bluez
> >> utility
> >> >> already hand it, But I
> >> >> just do the wrong way ?
> >> >>
> >> >>
> >> >> Many thanks.
> >> >> Raymond
> >> >>
> >> >>
> >> >>
> >> >>
> >> >>
> >> >
> >>
> >
>
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> >> >
> >>
> >
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> >> >>
> >> >
> >> >
> >> >
> >> >
> >> >
> >> >
> >>
> >
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