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From:   Linus Walleij <linus.walleij@linaro.org>
Date:   Wed, 4 Aug 2021 21:18:41 +0200
Message-ID: <CACRpkdbQSt6qmugWMwKgdJ0aa5n7D13vf0dVo00M-GRwGFGa8Q@mail.gmail.com>
Subject: Re: [PATCH] brcmfmac: firmware: Allow per-board firmware binaries
To:     Arend van Spriel <arend.vanspriel@broadcom.com>
Cc:     Dmitry Osipenko <digetx@gmail.com>,
        Arend van Spriel <aspriel@gmail.com>,
        Franky Lin <franky.lin@broadcom.com>,
        Hante Meuleman <hante.meuleman@broadcom.com>,
        Chi-hsien Lin <chi-hsien.lin@infineon.com>,
        Wright Feng <wright.feng@infineon.com>,
        Chung-hsien Hsu <chung-hsien.hsu@infineon.com>,
        linux-wireless <linux-wireless@vger.kernel.org>,
        Kalle Valo <kvalo@codeaurora.org>, phone-devel@vger.kernel.org,
        Stefan Hansson <newbyte@disroot.org>,
        Stephan Gerhold <stephan@gerhold.net>
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On Wed, Aug 4, 2021 at 1:32 PM Arend van Spriel
<arend.vanspriel@broadcom.com> wrote:

> Apart from
> the compile date using strings will also give you the firmware compile
> target, ie. 4330*-roml/... Could you share that?

I have this:

BCM4330 devices:
Janice:
*unknown*/sdio-ag-p2p-aoe-pktfilter-keepalive-pno-*unknown* Version:
5.99.7.0 CRC: 76bfb595 Date: Thu 2012-11-15 16:51:35 KST
Codina:
4330b2-roml/sdio-g-p2p-aoe-pktfilter-keepalive-pno-ccx-wepso Version:
5.99.10.0 CRC: 4f7fccf Date: Wed 2012-12-05 01:02:50 PST FWID
01-52653ba9
Gavini:
*unknown*/sdio-g-apsta-idsup-idauth-aoe-pktfilter-keepalive-btamp-p2p-pno-ccx
Version: 5.90.125.169 CRC: 323b9dfb Date: Tue 2012-03-27 16:27:59 KST

BCM4334 devices:
Golden:
4334b1-roml/sdio-ag-p2p-extsup-aoe-pktfilter-keepalive-pno-dmatxrc-rxov-proptxstatus-vsdb-mchan-okc-rcc-fmc-wepso-txpwr-autoabn-sr
Version: 6.10.58.99 CRC: 828f9174 Date: Mon 2013-08-26 02:13:44 PDT
FWID 01-e39d4d77
Skomer:
*unknown*/sdio-g-p2p-extsup-aoe-pktfilter-keepalive-pno-*unknown*-*unknown*-proptxstatus-*unknown*-*unknown*-*unknown*-*unknown*-*unknown*-*unknown*
Version: 6.10.58.45 CRC: 7d0fc51b Date: Wed 2012-11-21 00:22:18 KST
Kyle:
*unknown*/sdio-g-p2p-extsup-aoe-pktfilter-keepalive-pno-*unknown*-*unknown*-proptxstatus-*unknown*-*unknown*-*unknown*-*unknown*-*unknown*-*unknown*
Version: 6.10.58.45 CRC: 7d0fc51b Date: Wed 2012-11-21 00:22:18 KST

> > So I am half-guessing that bcmdhd_sta.bin_b2 is obviously for the
> > ordinary use case, *mfg* is probably for manufacturing, *apsta*
> > for mobile hotspot (access point) and *p2p* for some other cool
>
> Half-guessing seems sufficient ;-) If I recall correctly on Android the
> driver loads different firmware based on what a user selects in the gui.
> Not something we do in upstream linux. p2p is a WFA specification and
> supported in upstream linux cfg80211. Many TV sets support it to show
> content from your portable device.

Aha makes perfect sense!

Yours,
Linus Walleij