Ard,
I totally agree with your judgement:).
PciIo.AllocateBuffer() is specific for allocating a common buffer which could
be accessed by CPU and DMA simultaneously. Map() could be used to map the
host/cpu address got from AllocateBuffer() to pci device address. These APIs
are common for
On 31 March 2016 at 22:51, Leendert van Doorn wrote:
>
>> So what we may have here is either a bug in DmaLib on ARM, or a bug in the
>> PCI emulation
>> where it handles EfiPciIoOperationBusMasterCommonBuffer allocations
>> incorrectly, since such
>> buffers need to be
Part of the answers below...
> -Original Message-
> From: Ard Biesheuvel [mailto:ard.biesheu...@linaro.org]
> Sent: Thursday, March 31, 2016 11:25 AM
> To: Duran, Leo; Tian, Feng
> Cc: edk2-devel-01; Leif Lindholm; Leendert van Doorn
> Subject: Re: [PATCH] MdeModulePkg: support AHCI
On 31 March 2016 at 17:58, Ard Biesheuvel wrote:
> On 31 March 2016 at 17:56, Ard Biesheuvel wrote:
>> On 31 March 2016 at 17:45, Ard Biesheuvel wrote:
>>> On 24 March 2016 at 21:30, Leo Duran
On 31 March 2016 at 17:56, Ard Biesheuvel wrote:
> On 31 March 2016 at 17:45, Ard Biesheuvel wrote:
>> On 24 March 2016 at 21:30, Leo Duran wrote:
>>> From: Leendert van Doorn
>>>
>>>
On 31 March 2016 at 17:45, Ard Biesheuvel wrote:
> On 24 March 2016 at 21:30, Leo Duran wrote:
>> From: Leendert van Doorn
>>
>> Contributed-under: TianoCore Contribution Agreement 1.0
>> Signed-off-by: Leo Duran
On 24 March 2016 at 21:30, Leo Duran wrote:
> From: Leendert van Doorn
>
> Contributed-under: TianoCore Contribution Agreement 1.0
> Signed-off-by: Leo Duran
Looking in more detail at this patch, I am a bit puzzled so please see
endert van Doorn [mailto:leend...@paramecium.org]
Sent: Friday, March 25, 2016 3:28 AM
To: Tian, Feng; Duran, Leo; edk2-devel@lists.01.org
Cc: leif.lindh...@linaro.org; ard.biesheu...@linaro.org
Subject: Re: [edk2] [PATCH] MdeModulePkg: support AHCI controller using PCI
emulation
Wow, this is a
AHCI controller using PCI
emulation
Hi Ard,
On 3/25/16, 3:41 AM, "Ard Biesheuvel" <ard.biesheu...@linaro.org> wrote:
>Hello Leendert,
>
>Thanks for the explanation.
>
>This does mean that the patch in its current form does not make sense.
>PCI emulation is use
gt;>-Original Message-
>>From: edk2-devel [mailto:edk2-devel-boun...@lists.01.org] On Behalf Of Leo
>>Duran
>>Sent: Friday, March 25, 2016 4:30 AM
>>To: edk2-devel@lists.01.org
>>Cc: Leo Duran; Leendert van Doorn; leif.lindh...@linaro.org;
>>ard.bies
: support AHCI controller using PCI
emulation
From: Leendert van Doorn <leend...@paramecium.org>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Leo Duran <leo.du...@amd.com>
---
MdeModulePkg/Bus/Ata/AtaAtapiPassThru/AhciMode.c | 88 +-
From: Leendert van Doorn
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Leo Duran
---
MdeModulePkg/Bus/Ata/AtaAtapiPassThru/AhciMode.c | 88 +-
.../Bus/Ata/AtaAtapiPassThru/AtaAtapiPassThru.inf | 1 +
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