[talk] Fwd: Meet to hack on new Intel Atom SoC board

[Mark Saad]

> On Feb 27, 2016, at 1:24 AM, Sujit K M <kmsujit at gmail.com> wrote:
> 
>> On Sat, Feb 27, 2016 at 7:22 AM, Mark Saad <mark.saad at ymail.com> wrote:
>> Some further up talk .
> 
> I found it difficult to understand what is being tried/or an attempt
> at porting is being
> done. I mean just configure the kernel according to specs and trying
> would be better.
> Or I am missing something?

Two points I got from this . The on chip storage has a new interface type , that isn't sata or ide . Like the emmc on some arm devices . Also there is some odd issue with the serial ports . 
---
Mark Saad | mark.saad at ymail.com


> 
>> ---
>> Mark Saad | mark.saad at ymail.com
>> 
>> Begin forwarded message:
>> 
>> From: "Lundberg, Johannes" <johannes at brilliantservice.co.jp>
>> Date: February 26, 2016 at 6:51:47 PM EST
>> To: freebsd-hackers at freebsd.org, FreeBSD Current
>> <freebsd-current at freebsd.org>
>> Subject: Meet to hack on new Intel Atom SoC board
>> 
>> Hi
>> 
>> My three boards from UP has arrived. At last, an Intel based small sized
>> dev board!
>> http://up-shop.org/
>> 
>> This is an early developer version board with the new super low power 14nm
>> x5-Z8300 CPU (CherryTrail) with 16GB eMMC and 1GB RAM (a bit different from
>> the specs of the final version).
>> 
>> Any kernel hackers in the Bay Area (south of San Francisco) who are
>> interested to get together next week and get FreeBSD running on it? (Pizza
>> on me :)
>> 
>> I can also lend a couple of boards to anyone who wants to continue hacking
>> after the meeting.
>> 
>> 
>> What I've done so far
>> - Running from USB memstick. Need to disable uart.1 or boot halts.
>> - Started working on sdhci_acpi driver
>> https://github.com/yohanesu75/freebsd/blob/sdhci-acpi-mmccampatch/sys/dev/sdhci/sdhci_acpi.c
>> which requires this patch
>> https://reviews.freebsd.org/D4761 (mmc on cam)
>> and is a work in progress and I'm kind of stuck because I don't know how to
>> do the IO port stuff so that the card can be detected..
>> 
>> (There is a BIOS option to run the SDHCI controller on PCI bus but it fails
>> to detect the eMMC memory. I think Intel (SD?|GP?)IO ports are required for
>> this which will be added support for in the D4761 patch.)
>> 
>> Working (out of the box - haven't tested everything)
>> - HDMI output
>> - Realtek GB Ethernet
>> - USB 2.0
>> 
>> Top priority would be to get eMMC storage working (on top of cam/mmc).
>> Other goals:
>> - Working GPIO
>> - Writing device drivers for SoC components like the ISP and on-board
>> chips.
>> - Hardware graphics rendering
>> - Power consumption optimizations
>> 
>> Have a nice weekend!
>> Johannes
>> 
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