[edk2-devel] [edk2-platforms][PATCH v3 06/41] IntelSiliconPkg: Add PCH SPI PPI
Michael Kubacki
mikuback at linux.microsoft.com
Fri Jun 25 01:55:05 UTC 2021
Hi Sai,
That sounds fine to me. I'll send it in a v4 soon.
Thanks,
Michael
On 6/24/2021 5:56 PM, Chaganty, Rangasai V wrote:
> Hi Michael,
> Since there is a change in SPI protocol/PPI services (enum to EFI_GUID type for Flash region types), perhaps defining a new GUID would be better, just to make sure there are no collisions.
> Do you see any downside to it?
>
> Regards,
> Sai
>
> -----Original Message-----
> From: mikuback at linux.microsoft.com <mikuback at linux.microsoft.com>
> Sent: Thursday, June 17, 2021 7:07 PM
> To: devel at edk2.groups.io
> Cc: Ni, Ray <ray.ni at intel.com>; Chaganty, Rangasai V <rangasai.v.chaganty at intel.com>; Desimone, Nathaniel L <nathaniel.l.desimone at intel.com>
> Subject: [edk2-platforms][PATCH v3 06/41] IntelSiliconPkg: Add PCH SPI PPI
>
> From: Michael Kubacki <michael.kubacki at microsoft.com>
>
> REF:https://bugzilla.tianocore.org/show_bug.cgi?id=3307
>
> This SPI PPI definition is intended to serve as the single definition for Intel platform and silicon packages.
>
> Cc: Ray Ni <ray.ni at intel.com>
> Cc: Rangasai V Chaganty <rangasai.v.chaganty at intel.com>
> Signed-off-by: Michael Kubacki <michael.kubacki at microsoft.com>
> Reviewed-by: Nate DeSimone <nathaniel.l.desimone at intel.com>
> ---
> Silicon/Intel/IntelSiliconPkg/Include/Ppi/Spi.h | 25 ++++++++++++++++++++
> Silicon/Intel/IntelSiliconPkg/IntelSiliconPkg.dec | 3 +++
> 2 files changed, 28 insertions(+)
>
> diff --git a/Silicon/Intel/IntelSiliconPkg/Include/Ppi/Spi.h b/Silicon/Intel/IntelSiliconPkg/Include/Ppi/Spi.h
> new file mode 100644
> index 000000000000..b2410bd17300
> --- /dev/null
> +++ b/Silicon/Intel/IntelSiliconPkg/Include/Ppi/Spi.h
> @@ -0,0 +1,25 @@
> +/** @file
> + This file defines the PCH SPI PPI which implements the
> + Intel(R) PCH SPI Host Controller Compatibility Interface.
> +
> + Copyright (c) 2019, Intel Corporation. All rights reserved.<BR>
> + SPDX-License-Identifier: BSD-2-Clause-Patent **/ #ifndef
> +_PCH_SPI_PPI_H_ #define _PCH_SPI_PPI_H_
> +
> +#include <Protocol/Spi.h>
> +
> +//
> +// Extern the GUID for PPI users.
> +//
> +extern EFI_GUID gPchSpiPpiGuid;
> +
> +/**
> + Reuse the PCH_SPI_PROTOCOL definitions
> + This is possible becaues the PPI implementation does not rely on a
> +PeiService pointer,
> + as it uses EDKII Glue Lib to do IO accesses **/ typedef
> +PCH_SPI_PROTOCOL PCH_SPI_PPI;
> +
> +#endif
> diff --git a/Silicon/Intel/IntelSiliconPkg/IntelSiliconPkg.dec b/Silicon/Intel/IntelSiliconPkg/IntelSiliconPkg.dec
> index fb8391000347..70f030e3a295 100644
> --- a/Silicon/Intel/IntelSiliconPkg/IntelSiliconPkg.dec
> +++ b/Silicon/Intel/IntelSiliconPkg/IntelSiliconPkg.dec
> @@ -71,6 +71,9 @@ [Guids]
> gEdkiiMicrocodeStorageTypeFlashGuid = { 0x2cba01b3, 0xd391, 0x4598, { 0x8d, 0x89, 0xb7, 0xfc, 0x39, 0x22, 0xfd, 0x71 } }
>
> [Ppis]
> + ## Include/Ppi/Spi.h
> + gPchSpiPpiGuid = {0xdade7ce3, 0x6971, 0x4b75, {0x82, 0x5e, 0xe, 0xe0,
> + 0xeb, 0x17, 0x72, 0x2d}}
> +
> gEdkiiVTdInfoPpiGuid = { 0x8a59fcb3, 0xf191, 0x400c, { 0x97, 0x67, 0x67, 0xaf, 0x2b, 0x25, 0x68, 0x4a } }
> gEdkiiVTdNullRootEntryTableGuid = { 0x3de0593f, 0x6e3e, 0x4542, { 0xa1, 0xcb, 0xcb, 0xb2, 0xdb, 0xeb, 0xd8, 0xff } }
>
> --
> 2.28.0.windows.1
>
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