Date: Sun, 12 Apr 2015 10:16:10 -0700 From: Tim Kientzle <tim@kientzle.com> To: Pratik Singhal <ps06756@gmail.com> Cc: freebsd-arm <freebsd-arm@freebsd.org> Subject: Re: mmc/sd driver testing. Message-ID: <A24C8CA7-B548-4EC6-81A2-634FA44D8C10@kientzle.com> In-Reply-To: <CAGf2gkPxTdYEtS1B1a%2BoKTPVMbSA6=GON_E9dmJFHnRSZ3dHkw@mail.gmail.com> References: <CAGf2gkPxTdYEtS1B1a%2BoKTPVMbSA6=GON_E9dmJFHnRSZ3dHkw@mail.gmail.com>
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> On Apr 12, 2015, at 9:19 AM, Pratik Singhal <ps06756@gmail.com> wrote: >=20 > I am testing the patch for mmc/sd driver for Allwinner A10 (written by > Alexander Fedorov) (as a part of my GSOC project along with my mentor = ) on > my Cubieboard 1 with freebsd 11.0 current. >=20 > Currently, it seems to be working fine. >=20 > I have tested its read functionality using dd command with various = block > sizes and I seem to be getting speeds upto 2 MB/second. >=20 > I have also tried to create a fat16 partition on sd card and wrote = some > files on to it successfully. >=20 > What more tests should I perform to check the reliability and = functionality > of the driver ? * Boot from SD. * Try with different SD cards, preferably from different manufacturers; = different cards have slightly different timing requirements. * Checkout FreeBSD source and =E2=80=9Ccd /usr/src; make -j 4 = buildworld=E2=80=9D This is about the closest FreeBSD has to a stress-test of the entire = system. In particular, a parallel build (-j 4) will end up with = multiple programs reading and writing to the SD simultaneously. = (Warning: On my BeagleBones, this takes about two full days to = complete.)
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