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From: Alexander Graf <agraf@suse.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 7/6] sunxi: Reserve ATF memory space on A64
Date: Fri, 1 Apr 2016 13:23:02 +0200	[thread overview]
Message-ID: <56FE5A16.1080201@suse.de> (raw)
In-Reply-To: <1459509134.4440.21.camel@hellion.org.uk>



On 01.04.16 13:12, Ian Campbell wrote:
> On Fri, 2016-04-01 at 13:08 +0200, Alexander Graf wrote:
>>
>> On 01.04.16 13:06, Ian Campbell wrote:
>>>
>>> On Wed, 2016-03-30 at 17:53 +0200, Alexander Graf wrote:
>>>>
>>>> On the A64 we usually boot with ATF running in EL3. ATF as it is available
>>>> today resides in the first 16MB of RAM. So we should make sure we reserve
>>>> that space in our memory maps.
>>> Would using fdt_add_mem_rsv() be better than fiddling with the DRAM
>>> banks?
>> Nope, because that wouldn't populate into the EFI memory descriptors ;).
> 
> Isn't that a bug? ;-)

I guess to make this clean we'd need a new API that both calls
fdt_add_mem_rsv() and an efi allocate.

And yes, it's a bug :).


Alex

  reply	other threads:[~2016-04-01 11:23 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-03-29 15:29 [U-Boot] [PATCH 0/6] Add Pine64 support Alexander Graf
2016-03-29 15:29 ` [U-Boot] [PATCH 1/6] sunxi: Move cpu independent code to mach directory Alexander Graf
2016-03-29 15:29 ` [U-Boot] [PATCH 2/6] sunxi: Depend SPL configs on SUPPORT_SPL Alexander Graf
2016-03-29 15:29 ` [U-Boot] [PATCH 3/6] arm: Allow u32 as addrs for readX/writeX Alexander Graf
2016-03-29 15:46   ` Hans de Goede
2016-03-29 15:29 ` [U-Boot] [PATCH 4/6] sunxi: Explicitly cast u32 pointer conversions Alexander Graf
2016-03-29 15:29 ` [U-Boot] [PATCH 5/6] sunxi: Add support for Allwinner A64 SoCs Alexander Graf
2016-03-29 15:29 ` [U-Boot] [PATCH 6/6] sunxi: Add Pine64+ support Alexander Graf
2016-03-29 15:45 ` [U-Boot] [PATCH 0/6] Add Pine64 support Hans de Goede
2016-03-29 16:08   ` Alexander Graf
2016-03-30  7:35     ` Hans de Goede
2016-03-31 18:53     ` Hans de Goede
2016-03-31 19:15       ` Alexander Graf
2016-03-31 19:22         ` Hans de Goede
2016-03-31 19:23           ` Hans de Goede
2016-03-30 15:53 ` [U-Boot] [PATCH 7/6] sunxi: Reserve ATF memory space on A64 Alexander Graf
2016-04-01 11:06   ` Ian Campbell
2016-04-01 11:08     ` Alexander Graf
2016-04-01 11:12       ` Ian Campbell
2016-04-01 11:23         ` Alexander Graf [this message]
2016-04-13 19:46   ` Andre Przywara
2016-04-13 19:48     ` Alexander Graf
2016-04-13 20:10       ` André Przywara
2016-04-13 21:26         ` Alexander Graf

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