From: Mathieu Olivari <mathieu@codeaurora.org>
To: Jonas Gorski <jogo@openwrt.org>
Cc: Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>,
Mark Rutland <mark.rutland@arm.com>,
Ian Campbell <ijc+devicetree@hellion.org.uk>,
Kumar Gala <galak@codeaurora.org>,
linux@arm.linux.org.uk, David Woodhouse <dwmw2@infradead.org>,
Brian Norris <computersforpeace@gmail.com>,
agross@codeaurora.org, sboyd@codeaurora.org,
bjorn.andersson@sonymobile.com,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
MTD Maling List <linux-mtd@lists.infradead.org>
Subject: Re: [PATCH v3 0/3] qcom: Add SMEM MTD parser
Date: Tue, 18 Aug 2015 10:03:33 -0700 [thread overview]
Message-ID: <20150818170333.GA1581@codeaurora.org> (raw)
In-Reply-To: <CAOiHx=nPDBPsj_Kg_7AkFeieedwGbcJmvALDp2eK+6aKi0wOJA@mail.gmail.com>
On Tue, Aug 18, 2015 at 02:30:14PM +0200, Jonas Gorski wrote:
> Hi,
>
> On Tue, Aug 18, 2015 at 1:47 AM, Mathieu Olivari <mathieu@codeaurora.org> wrote:
> > QCOM platforms such as IPQ806x are using SMEM to store their flash
> > layout. This patch set adds the DT nodes required to instanciate SMEM
> > on IPQ806x and add an MTD parser using it.
> >
> > This change is based on the SMEM driver posted here:
> > *https://lkml.org/lkml/2015/7/27/1125
>
> Nice work. After testing it on AP148 I see this:
>
> [ 2.481507] 12 qcom-smem partitions found on MTD device qcom-nandc
> [ 2.481540] Creating 12 MTD partitions on "qcom-nandc":
> [ 2.486690] 0x000000000000-0x000000040000 : "0:SBL1"
> [ 2.492842] 0x000000040000-0x000000180000 : "0:MIBIB"
> [ 2.497857] 0x000000180000-0x0000002c0000 : "0:SBL2"
> [ 2.502895] 0x0000002c0000-0x000000540000 : "0:SBL3"
> [ 2.507828] 0x000000540000-0x000000660000 : "0:DDRCONFIG"
> [ 2.512857] 0x000000660000-0x000000780000 : "0:SSD"
> [ 2.518074] 0x000000780000-0x000000a00000 : "0:TZ"
> [ 2.522834] 0x000000a00000-0x000000c80000 : "0:RPM"
> [ 2.527607] 0x000000c80000-0x000001180000 : "0:APPSBL"
> [ 2.532472] 0x000001180000-0x000001200000 : "0:APPSBLENV"
> [ 2.537586] 0x000001200000-0x000001340000 : "0:ART"
> [ 2.543140] 0x000001340000-0x000005340000 : "rootfs"
>
> Are all these partition names supposed to be prefixed with "0:"? This
> is using the OpenWrt applied version.
Yes. These are the names as they are listed in SMEM. If you run the
"smem" command from the U-boot prompt, you will see the same information.
I'm not sure what the 0: prefix means, and where it comes from to be
honest.
>
>
> Jonas
WARNING: multiple messages have this Message-ID (diff)
From: mathieu@codeaurora.org (Mathieu Olivari)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 0/3] qcom: Add SMEM MTD parser
Date: Tue, 18 Aug 2015 10:03:33 -0700 [thread overview]
Message-ID: <20150818170333.GA1581@codeaurora.org> (raw)
In-Reply-To: <CAOiHx=nPDBPsj_Kg_7AkFeieedwGbcJmvALDp2eK+6aKi0wOJA@mail.gmail.com>
On Tue, Aug 18, 2015 at 02:30:14PM +0200, Jonas Gorski wrote:
> Hi,
>
> On Tue, Aug 18, 2015 at 1:47 AM, Mathieu Olivari <mathieu@codeaurora.org> wrote:
> > QCOM platforms such as IPQ806x are using SMEM to store their flash
> > layout. This patch set adds the DT nodes required to instanciate SMEM
> > on IPQ806x and add an MTD parser using it.
> >
> > This change is based on the SMEM driver posted here:
> > *https://lkml.org/lkml/2015/7/27/1125
>
> Nice work. After testing it on AP148 I see this:
>
> [ 2.481507] 12 qcom-smem partitions found on MTD device qcom-nandc
> [ 2.481540] Creating 12 MTD partitions on "qcom-nandc":
> [ 2.486690] 0x000000000000-0x000000040000 : "0:SBL1"
> [ 2.492842] 0x000000040000-0x000000180000 : "0:MIBIB"
> [ 2.497857] 0x000000180000-0x0000002c0000 : "0:SBL2"
> [ 2.502895] 0x0000002c0000-0x000000540000 : "0:SBL3"
> [ 2.507828] 0x000000540000-0x000000660000 : "0:DDRCONFIG"
> [ 2.512857] 0x000000660000-0x000000780000 : "0:SSD"
> [ 2.518074] 0x000000780000-0x000000a00000 : "0:TZ"
> [ 2.522834] 0x000000a00000-0x000000c80000 : "0:RPM"
> [ 2.527607] 0x000000c80000-0x000001180000 : "0:APPSBL"
> [ 2.532472] 0x000001180000-0x000001200000 : "0:APPSBLENV"
> [ 2.537586] 0x000001200000-0x000001340000 : "0:ART"
> [ 2.543140] 0x000001340000-0x000005340000 : "rootfs"
>
> Are all these partition names supposed to be prefixed with "0:"? This
> is using the OpenWrt applied version.
Yes. These are the names as they are listed in SMEM. If you run the
"smem" command from the U-boot prompt, you will see the same information.
I'm not sure what the 0: prefix means, and where it comes from to be
honest.
>
>
> Jonas
next prev parent reply other threads:[~2015-08-18 17:03 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-17 23:47 [PATCH v3 0/3] qcom: Add SMEM MTD parser Mathieu Olivari
2015-08-17 23:47 ` Mathieu Olivari
2015-08-17 23:47 ` [PATCH v3 1/3] ARM: qcom: add SFPB nodes to IPQ806x dts Mathieu Olivari
2015-08-17 23:47 ` Mathieu Olivari
2015-08-17 23:47 ` Mathieu Olivari
2015-08-18 17:59 ` Bjorn Andersson
2015-08-18 17:59 ` Bjorn Andersson
2015-08-18 17:59 ` Bjorn Andersson
2015-08-17 23:47 ` [PATCH v3 2/3] ARM: qcom: add SMEM device node " Mathieu Olivari
2015-08-17 23:47 ` Mathieu Olivari
2015-08-17 23:47 ` Mathieu Olivari
2015-08-18 18:11 ` Bjorn Andersson
2015-08-18 18:11 ` Bjorn Andersson
2015-08-17 23:47 ` [PATCH v3 3/3] mtd: add SMEM parser for QCOM platforms Mathieu Olivari
2015-08-17 23:47 ` Mathieu Olivari
2015-08-18 18:10 ` Bjorn Andersson
2015-08-18 18:10 ` Bjorn Andersson
2015-08-18 18:10 ` Bjorn Andersson
2015-08-18 12:30 ` [PATCH v3 0/3] qcom: Add SMEM MTD parser Jonas Gorski
2015-08-18 12:30 ` Jonas Gorski
2015-08-18 12:30 ` Jonas Gorski
2015-08-18 17:03 ` Mathieu Olivari [this message]
2015-08-18 17:03 ` Mathieu Olivari
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