From: Simon Horman <horms@verge.net.au>
To: linux-sh@vger.kernel.org
Subject: Re: [PATCH 2/2] ARM: shmobile: bockw: enable boot from shmobile_defconfig
Date: Wed, 10 Apr 2013 02:15:34 +0000 [thread overview]
Message-ID: <20130410021532.GL11105@verge.net.au> (raw)
In-Reply-To: <1365131070-13142-3-git-send-email-horms+renesas@verge.net.au>
On Tue, Apr 09, 2013 at 06:57:07PM -0700, Kuninori Morimoto wrote:
>
> Hi Simon
>
> > > To enable boot from shmobile_defconfig on Bock-W,
> > > it needs
> > > - memory started from 0x40000000
> > > - enable R8A7778
> > > - enable Bock-W board
> > > - enable TMU
> >
> > I was expecting that the bockw needed to be started at 0x600000000.
> > Are there any side-effects of using 0x400000000?
>
> Actually, I'm not good at shmobile_defconfig boot approach detail.
> But my understanding is that shmobile_defconfig binary is
> assuming Linux kernel is located from 0x400000000 (= CONFIG_MEM_xxx),
> and dts :: memory can remap (?) memory if it was 0x400000000 ?
>
> Bock-W couldn't boot if I used 0x600000000 on dts :: memory
If the uboot on the bockw supports zImage then it should
be possible to load an image built with shmobile_defconfig
at 0x600000000 and execute it there.
Something like this:
dhcp
tftp 60000000 bockw/zImage
tftp 60f00000 bockw/r8a7778-bockw.dtb
bootz 60000000 - 60f00000
> > If not, then I guess I am happy with this.
> > But could you split it into two patches?
>
> OK, thank you
next prev parent reply other threads:[~2013-04-10 2:15 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-05 3:04 [GIT PULL] Renesas ARM-based SoC bockw board updates for v3.10 Simon Horman
2013-04-05 3:04 ` Simon Horman
2013-04-05 3:04 ` [PATCH 1/2] ARM: shmobile: bockw: add SMSC ethernet support Simon Horman
2013-04-05 3:04 ` Simon Horman
2013-04-05 3:04 ` [PATCH 2/2] ARM: shmobile: bockw: enable network settings on bootargs Simon Horman
2013-04-05 3:04 ` Simon Horman
2013-04-09 9:37 ` [PATCH 2/2] ARM: shmobile: bockw: enable boot from shmobile_defconfig Kuninori Morimoto
2013-04-09 12:19 ` Simon Horman
2013-04-10 1:57 ` Kuninori Morimoto
2013-04-10 2:15 ` Simon Horman [this message]
2013-04-10 5:27 ` Kuninori Morimoto
2013-04-09 12:53 ` [GIT PULL] Renesas ARM-based SoC bockw board updates for v3.10 Arnd Bergmann
2013-04-09 12:53 ` Arnd Bergmann
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