Date: Sun, 3 Jan 2016 02:00:52 -0800 From: NGie Cooper <yaneurabeya@gmail.com> To: Ilya Bakulin <ilya@bakulin.de> Cc: "freebsd-hackers@freebsd.org" <freebsd-hackers@freebsd.org>, Adrian Chadd <adrian.chadd@gmail.com>, Alexander Motin <mav@freebsd.org>, "freebsd-arm@freebsd.org" <freebsd-arm@freebsd.org> Subject: Re: MMC/SDIO stack under CAM Message-ID: <CB660D10-3279-4D9F-96BB-D7F33D407627@gmail.com> In-Reply-To: <5688F015.4090002@bakulin.de> References: <20140216111153.GA74858@olymp.kibab.com> <5C2CF572-360D-4CA0-81C7-18A5C455AED5@bsdimp.com> <20140224142642.GA32538@olymp.kibab.com> <CAJ-VmomNzCMc1T=0jAnyd_uGXbvgeTzZTtmhUPSvZ0DKUEjtKg@mail.gmail.com> <53120EE8.1080600@bakulin.de> <CAJ-VmonPkdVVq7nC3FdopcgzmSTsj3gTO=Cghx-62XS5K25YQg@mail.gmail.com> <5688F015.4090002@bakulin.de>
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> On Jan 3, 2016, at 01:55, Ilya Bakulin <ilya@bakulin.de> wrote: >=20 > So, more than one year has passed, and I'd like to resurrect this work > and move forward. >=20 > I have uploaded a new diff and created a completely new revision to > track the development: https://reviews.freebsd.org/D4761 >=20 > What it is able to do now: >=20 > * Read/write on SD/SDHC/MMC cards! > * Detect SDIO cards and create devices that correspond to SDIO = functions >=20 > This all works only on BeagleBone currently, because some changes need > to be done in each SDHCI-compliant driver to make it interact with = CAM. > I have purchased a Wandboard Quad that has an integrated SDIO WiFi = chip, > so I hope to tweak its SDHCI driver as well. >=20 > I haven't profiled the stack because: > * Now we have only SD/MMC cards that are slow anyway; > * I don't know how to do it in FreeBSD :-) As for =93I don=92t know how=85=94, please take a look at the wiki pages = on dtrace: https://wiki.freebsd.org/DTrace . ktr might be helpful as = well... Cheers! -NGie=
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