Date: Sat, 18 Apr 2015 00:32:03 -0300 From: Luiz Otavio O Souza <lists.br@gmail.com> To: Alexander Fedorov <alexander.fedorov@rtlservice.com> Cc: Bas Vermin <bas@nimrev.com>, "freebsd-arm@freebsd.org" <freebsd-arm@freebsd.org> Subject: Re: mmc/sd driver testing. Message-ID: <CAB=2f8x=T4bQ6JWpA=S8%2BHfd1tCpA-7kY2E_RzTgnpSHv6EQgw@mail.gmail.com> In-Reply-To: <CAB=2f8xtLKrY5Xj0rgpJ7hXatD0OyUwOrv-UrqAM=J-O_foD1A@mail.gmail.com> References: <6970CFB2-6347-4BAF-BA24-56196C33C3BC@nimrev.com> <CAGf2gkNmShMuSKU1pP0t6bU87XPf_8G0_7zO%2BbiC3cvodO9TXA@mail.gmail.com> <37983D60-3AD9-4DEC-A1D8-4E65BABE3066@nimrev.com> <CAOcOT_y44AKpQzv9un644fV=mmOBgJ3gp=L%2BziVK5gghRxbANA@mail.gmail.com> <CAB=2f8xtLKrY5Xj0rgpJ7hXatD0OyUwOrv-UrqAM=J-O_foD1A@mail.gmail.com>
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On 16 April 2015 at 19:32, Luiz Otavio O Souza wrote: > On 16 April 2015 at 18:41, Alexander Fedorov wrote: >> Hello! >> >> If it helps, I've updated my patch to CURRENT r281599. >> >> These are the changes from the previous version: >> - Style fixes, suggested by Ian. >> - Speed improovment (reading from 2 MB/s to 5-6 MB/s, writing from 0.8 >> to 1.5 MB/s). >> - Use bus_space_write_multi_4/bus_space_read_multi_4 for large blocks. >> - Multiblock I/O support. > > I did a few changes to your driver and now I need some help with > testing (I have tested only on Cubieboard2 so far). > > The changes include: > > - better error handling on mmc_acquire_host(); > - Removed the busy loops from interrupt handler; > - Use PLL6 as the clock source for MMC/SD (from netbsd); > - Simplified interrupt handling - always unmasked and enabled (from netbsd); > - Style(9) fixes. Okay, I have committed a few changes to reduce the differences and now you need only the following patches (with a fresh -head): http://loos.com.br/allwinner/a10_mmc.diff http://loos.com.br/allwinner/kernel-conf.diff http://loos.com.br/allwinner/sunxi-dts.diff Please, try it and report back :) Luiz
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