From: Alexander Graf <agraf@suse.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 1/5] ls2080: Exit dpaa only right before exiting U-Boot
Date: Fri, 27 May 2016 16:27:47 +0200 [thread overview]
Message-ID: <57485963.6030405@suse.de> (raw)
In-Reply-To: <DB5PR0401MB1958B6B6851845851C3B75D897490@DB5PR0401MB1958.eurprd04.prod.outlook.com>
On 05/18/2016 02:29 PM, Prabhakar Kushwaha wrote:
>> -----Original Message-----
>> From: U-Boot [mailto:u-boot-bounces at lists.denx.de] On Behalf Of
>> Alexander Graf
>> Sent: Friday, May 13, 2016 5:52 PM
>> To: u-boot at lists.denx.de
>> Subject: [U-Boot] [PATCH 1/5] ls2080: Exit dpaa only right before exiting U-
>> Boot
>>
>> On ls2080 we have a separate network fabric component which we need to
>> shut down before we enter Linux (or any other OS). Along with that also
>> comes configuration of the fabric using a description file.
>>
>> Today we always stop and configure the fabric in the boot script and
>> (again) exit it on device tree generation. This works ok for the normal booti
>> case, but with bootefi the payload we're running may still want to access the
>> network.
>>
>> So let's add a new fsl_mc command that defers configuration and stopping
>> the hardware to when we actually exit U-Boot, so that we can still use the
>> fabric from an EFI payload.
>>
>> For existing boot scripts, nothing should change with this patch.
>>
>> Signed-off-by: Alexander Graf <agraf@suse.de>
> With this patch.
>
> If I does not apply MC, I am getting following crash:-
>
> Starting kernel ...
>
> "Synchronous Abort" handler, esr 0x96000044
So should we consider it a bug fix or regression then? :)
Alex
next prev parent reply other threads:[~2016-05-27 14:27 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-13 12:21 [U-Boot] [PATCH 0/5] LS2080ARDB: Enable EFI boot support Alexander Graf
2016-05-13 12:21 ` [U-Boot] [PATCH 1/5] ls2080: Exit dpaa only right before exiting U-Boot Alexander Graf
2016-05-18 12:29 ` Prabhakar Kushwaha
2016-05-27 14:27 ` Alexander Graf [this message]
2016-06-07 1:28 ` Prabhakar Kushwaha
2016-06-19 21:58 ` Alexander Graf
2016-06-20 6:24 ` Alexander Graf
2016-05-13 12:21 ` [U-Boot] [PATCH 2/5] ls2080: Disable dcache during ddr init Alexander Graf
2016-05-13 16:28 ` York Sun
2016-05-13 19:43 ` Alexander Graf
2016-05-18 12:17 ` Prabhakar Kushwaha
2016-05-13 12:21 ` [U-Boot] [PATCH 3/5] efi_loader: AArch64: Run EFI payloads in EL2 if U-Boot runs in EL3 Alexander Graf
2016-05-13 12:21 ` [U-Boot] [PATCH 4/5] ls2080ardb: Reserve DP-DDR RAM Alexander Graf
2016-05-13 12:21 ` [U-Boot] [PATCH 5/5] ls2080ardb: Convert to distro boot Alexander Graf
2016-05-13 14:26 ` Stuart Yoder
2016-05-13 14:31 ` Alexander Graf
2016-05-13 16:21 ` York Sun
2016-05-13 17:03 ` Alexander Graf
2016-05-13 17:05 ` York Sun
2016-05-13 19:36 ` Alexander Graf
2016-05-13 19:52 ` York Sun
2016-05-14 21:21 ` Bhupesh Sharma
2016-05-16 6:58 ` Amit Tomer
2016-05-16 7:38 ` Alexander Graf
2016-05-16 12:04 ` Bhupesh Sharma
2016-05-16 12:21 ` Alexander Graf
2016-05-16 13:23 ` Bhupesh Sharma
2016-05-16 13:49 ` Peter Newton
2016-05-13 19:42 ` [U-Boot] [PATCH v2 " Alexander Graf
2016-05-15 20:33 ` [U-Boot] [PATCH v3 " Alexander Graf
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