Date: Thu, 5 Mar 2015 16:06:25 -0800 From: Maksim Yevmenkin <maksim.yevmenkin@gmail.com> To: Torfinn Ingolfsen <torfinn.ingolfsen@getmail.no> Cc: "freebsd-bluetooth@freebsd.org" <freebsd-bluetooth@freebsd.org> Subject: Re: Belkin F8T065 doesn't register properly (BCM20702A0) Message-ID: <CAFPOs6pZ5Ua-xxtTucXTK%2BQyLjS-daF8H3D8V-OiPZYA%2BOQ4Gg@mail.gmail.com> In-Reply-To: <CAFPOs6rrpSSbbXf%2BbZa-kDR=qFa1_6CaWCi4Lnx0zKwuY2yMig@mail.gmail.com> References: <20150228220307.b0ab42716d574a9bcfd83094@getmail.no> <20150303223312.c7b12845ae652cfc315c1b61@getmail.no> <CAFPOs6o1UYeUS45Pbdu_xEswf1cH6=m1ynQ%2BNpeyOi64ip8v-A@mail.gmail.com> <20150304225917.56bb81d3e6da2773a0deb5fa@getmail.no> <CC570AED-5D2F-429C-A070-31A1FA8C8545@gmail.com> <alpine.NEB.2.11.1503050714091.7322@galant.ogmig.net> <CAFPOs6pHZQyjroVh8=7J_-T7JcaY%2Bs_kriXjPXVDNb5YKQmOkg@mail.gmail.com> <20150305234319.89f5e1bf9baf7c36f9f6c75b@getmail.no> <CAFPOs6rrpSSbbXf%2BbZa-kDR=qFa1_6CaWCi4Lnx0zKwuY2yMig@mail.gmail.com>
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[...] > i think you need to use libusb. here some linux python code that might > be of some help > > https://github.com/Dolnor/DELL-SCT-Support/blob/master/Clover/OEM/Wireless/SLE/BTFirmwareUploader.kext/Contents/Resources/bcmfwup.py just a few of comments - the code above seems to be parsing and reading .hex file into the memory - the .hex, might be intex hex, i.e. http://en.wikipedia.org/wiki/Intel_HEX - upload initialized by sending a couple of VENDOR HCI commands, i.e. [0x79, 0xfc, 0x00] and [0x2e, 0xfc, 0x00] - decoded firmware then uploaded using bulk(?) transfers - upload finalized by sending 3 other VENDOR HCI commands, i.e. [0x4e, 0xfc, 0x04, 0xff, 0xff, 0xff, 0xff], [0x79, 0xfc, 0x00] and [0x53, 0xfc, 0x01, 0x13] - finally device is reset by sending HCI RESET command, i.e. [0x03, 0x0c, 0x00] this is definitely not what ubtbcmfw(4) and bcmfw(8) pair does. so, basically, you have to write something from scratch using libusb api. thanks, max
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