Re: cip-dev Digest, Vol 17, Issue 22


Daniel Sangorrin <daniel.sangorrin@...>
 

-----Original Message-----
From: cip-dev-bounces@... [mailto:cip-dev-bounces@...] On Behalf Of Binh Thanh. Nguyen
Sent: Tuesday, October 24, 2017 9:33 PM
To: cip-dev@...
Cc: O365-Toru Oishi
Subject: Re: [cip-dev] cip-dev Digest, Vol 17, Issue 22

Hello Daniel,

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Sent: Tuesday, October 24, 2017 2:00 PM
To: cip-dev@...
Subject: cip-dev Digest, Vol 17, Issue 22

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Today's Topics:

1. Re: Status of cip-core (Daniel Sangorrin)
2. B@D demos (Robert Marshall)


----------------------------------------------------------------------

Message: 1
Date: Tue, 24 Oct 2017 14:17:17 +0900
From: "Daniel Sangorrin" <daniel.sangorrin@...>
To: "'Chris Paterson'" <Chris.Paterson2@...>,
<cip-dev@...>
Subject: Re: [cip-dev] Status of cip-core
Message-ID: <004001d34c87$5c8fcbe0$15af63a0$@toshiba.co.jp>
Content-Type: text/plain; charset="UTF-8"

Hello Chris,

-----Original Message-----
From: Chris Paterson [mailto:Chris.Paterson2@...]
Sent: Tuesday, October 24, 2017 3:23 AM
To: Daniel Sangorrin; cip-dev@...; 'Jan Kiszka'
Subject: RE: [cip-dev] Status of cip-core

Hello Daniel,

Thank you for the update.

- modules.tgz is not generated for iwg20m (for bbb it is): I have to
investigate why but I think it is not a big problem since they are
included in the file system images. Probably the reason is just that
shmobile_defconfig has modules disabled.
Correct :)
I have noticed that the shmobile_defconfig from the official linux-cip repo is
quite different from the one at https://github.com/renesas-rz/renesas-cip.

Previously I tested the official kernel using a ramdisk and it was successful so I
didn't notice the difference. But today I've tried to boot the official kernel
with the SD Card file system and it didn't work.

One problem was that EXT3/4 wasn't enabled. I decided to use renesas-cip's
shmobile_defconfig to build the official linux-cip kernel. However, I got a build
error because https://gitlab.com/cip-project/linux-cip/blob/linux-4.4.y-
cip/drivers/usb/host/xhci-rcar.c
references a firmware called "r8a779x_usb3_v1.dlmem" which wasn't
available on the official kernel. I could solve that either by copying the
firmware from renesas-cip or by commenting out the corresponding
configuration flags.

I managed to build the official kernel but still I couldn't get it to boot from the
SD Card.
# By the way, I noticed that the mmc numbering also changed (mmcblk0p2
was working on renesas-cip kernel as the 2nd partition of the SD Card, but for
the official kernel that was a partition on the eMMC and the kernel could not
recognize mmcblk2p2).

I wonder if this problem comes from the device tree. On the renesas-cip
repository there was a r8a7743-iwgm.dts file that worked fine, but on the
official repository the one with the closest name was r8a7743-iwg20d-q7.dts.
This one worked fine when I boot from a ramdisk but not when I boot from
the SD Card.
We are still working on upstream work on mainline and backport work on official cip-kernel.
So, I think the official repo not work now for Renesas board.


Should I use renesas-cip kernel again?
I noticed that the new versions are been merged. I was using renesas-cip's
v4.4.69-cip4 but I can see a newer branch called v4.4.83-cip8
The version 4.4.83-cip8 is not working now, we detected some issues and still working on it.
The older versions work OK, please use them.
OK, I'll revert that change then.

Thanks,
Daniel




Thanks,
Daniel




------------------------------

Message: 2
Date: Tue, 24 Oct 2017 07:09:26 +0100
From: Robert Marshall <robert.marshall@...>
To: cip dev <cip-dev@...>
Subject: [cip-dev] B@D demos
Message-ID: <8760b55b6x.fsf@...>
Content-Type: text/plain

Morning!

I shall be running Board at Desk demos with the beaglebone black board this
afternoon at the CIP stand at ELCE between 15:00 and 16:30.

Hope to see you there!

Robert


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End of cip-dev Digest, Vol 17, Issue 22
***************************************
Best regards,
Binh Nguyen

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