[agl-discussions] Question: AGL: ALS2016: Boot optimizations topic

Kusakabe, Yuichi yuichi.kusakabe at jp.fujitsu.com
Wed Jan 4 01:29:03 UTC 2017


Hi Praneeth

There's no official boot time improvement project in AGL.
But Several engineers are independently working on boot time.
Last year I gave presentation boot time optimization with Hibernation at AMM[1].
I plan to merge this patches to AGL gerrit in a few months.
This patch depends on hardware Renesas R-CAR M2 and software LTSI3.10.31,
Only support for Renesas Porter board.

[1] http://events.linuxfoundation.org/sites/events/files/slides/20160901_AGL-AMM_F10_kusakabe-LF.pdf

BR.
Yuichi Kusakabe.

From: automotive-discussions-bounces at lists.linuxfoundation.org [mailto:automotive-discussions-bounces at lists.linuxfoundation.org] On Behalf Of Bajjuri, Praneeth
Sent: Wednesday, January 04, 2017 4:18 AM
To: automotive-discussions at lists.linuxfoundation.org
Subject: Re: [agl-discussions] Question: AGL: ALS2016: Boot optimizations topic

Hello All,

does anyone have additional information on the AGL boot time improvement project?

Regards
Praneeth

From: automotive-discussions-bounces at lists.linuxfoundation.org [mailto:automotive-discussions-bounces at lists.linuxfoundation.org] On Behalf Of Bajjuri, Praneeth
Sent: Thursday, December 29, 2016 6:59 PM
To: automotive-discussions at lists.linuxfoundation.org
Subject: [agl-discussions] Question: AGL: ALS2016: Boot optimizations topic

Hello All,
In Ref to: 
http://events.linuxfoundation.org/sites/events/files/slides/TE_BootTime%20Optimization%20of%20AGL_0.pdf
I see that there are optimizations done for U-boot,Kernel and Filesystem .
Assuming this is same/similar as the AGL project “Fast Boot support for AGL reference platform”  seen at
https://wiki.automotivelinux.org/project-ratings 
 --
Need help in the following..
1) where is the baseline (branches/patches) for kernel,uboot and FS are? 
2) Did anyone evaluate the same on current LTS (4.9/u-boot-master/oe-morty) combination?
3) Did any of the platform and generic fixes went upstream ?

Regards
Praneeth




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