[edk2-devel] [PATCH v2 1/4] MdeModulePkg: Introduce EDKII_SERIAL_PORT_LIB_VENDOR_GUID

[Wu, Hao A]

> -----Original Message-----
> From: devel at edk2.groups.io [mailto:devel at edk2.groups.io] On Behalf Of
> Laszlo Ersek
> Sent: Friday, June 07, 2019 1:13 AM
> To: Anthony PERARD; devel at edk2.groups.io
> Cc: Ni, Ray; Julien Grall; Ard Biesheuvel; Leif Lindholm; Wang, Jian J; Wu, Hao
> A; Zeng, Star
> Subject: Re: [edk2-devel] [PATCH v2 1/4] MdeModulePkg: Introduce
> EDKII_SERIAL_PORT_LIB_VENDOR_GUID
> 
> On 06/06/19 15:14, Anthony PERARD wrote:
> > SERIAL_DXE_FILE_GUID is used in different places, create a single
> > define that other can use. Also fix SerialDxe to actually use
> > EDKII_SERIAL_PORT_LIB_VENDOR_GUID in the device path instead of the
> > FILE_GUID.
> >
> > Suggested-by: Laszlo Ersek <lersek at redhat.com>
> > Signed-off-by: Anthony PERARD <anthony.perard at citrix.com>
> > ---
> >
> > Notes:
> >     Suggested in: Message-ID: <7d6adf5d-baca-7e9c-68ef-
> 2f8479bbd902 at redhat.com>
> >
> >  MdeModulePkg/MdeModulePkg.dec                 |  3 +++
> >  .../Universal/SerialDxe/SerialDxe.inf         |  1 +
> >  .../Include/Guid/SerialPortLibVendor.h        | 19 +++++++++++++++++++
> >  MdeModulePkg/Universal/SerialDxe/SerialIo.c   |  3 ++-
> >  4 files changed, 25 insertions(+), 1 deletion(-)
> >  create mode 100644 MdeModulePkg/Include/Guid/SerialPortLibVendor.h
> >
> > diff --git a/MdeModulePkg/MdeModulePkg.dec
> b/MdeModulePkg/MdeModulePkg.dec
> > index 6cba729982..2dee139ba3 100644
> > --- a/MdeModulePkg/MdeModulePkg.dec
> > +++ b/MdeModulePkg/MdeModulePkg.dec
> > @@ -396,6 +396,9 @@ [Guids]
> >    ## Include/Guid/S3StorageDeviceInitList.h
> >    gS3StorageDeviceInitListGuid = { 0x310e9b8c, 0xcf90, 0x421e, { 0x8e, 0x9b,
> 0x9e, 0xef, 0xb6, 0x17, 0xc8, 0xef } }
> >
> > +  ## Include/Guid/SerialPortLibVendor.h
> > +  gEdkiiSerialPortLibVendorGuid = { 0xD3987D4B, 0x971A, 0x435F, { 0x8C,
> 0xAF, 0x49, 0x67, 0xEB, 0x62, 0x72, 0x41 } }
> > +
> >  [Ppis]
> >    ## Include/Ppi/AtaController.h
> >    gPeiAtaControllerPpiGuid       = { 0xa45e60d1, 0xc719, 0x44aa, { 0xb0, 0x7a,
> 0xaa, 0x77, 0x7f, 0x85, 0x90, 0x6d }}
> > diff --git a/MdeModulePkg/Universal/SerialDxe/SerialDxe.inf
> b/MdeModulePkg/Universal/SerialDxe/SerialDxe.inf
> > index 81066a26a2..b6c85b3f84 100644
> > --- a/MdeModulePkg/Universal/SerialDxe/SerialDxe.inf
> > +++ b/MdeModulePkg/Universal/SerialDxe/SerialDxe.inf
> > @@ -22,6 +22,7 @@ [Sources.common]
> >
> >  [Packages]
> >    MdePkg/MdePkg.dec
> > +  MdeModulePkg/MdeModulePkg.dec
> >
> >  [LibraryClasses]
> >    UefiDriverEntryPoint
> > diff --git a/MdeModulePkg/Include/Guid/SerialPortLibVendor.h
> b/MdeModulePkg/Include/Guid/SerialPortLibVendor.h
> > new file mode 100644
> > index 0000000000..887f96c30a
> > --- /dev/null
> > +++ b/MdeModulePkg/Include/Guid/SerialPortLibVendor.h
> > @@ -0,0 +1,19 @@
> > +/** @file
> > +  Define the SerialDxe GUID.
> 
> I think we could elaborate a bit more here, if we really wanted to, but
> in the end I'm fine with this. (I'm not an MdeModulePkg maintainer though.)


Sorry for the delayed response.
I am okay with this file description comment.

Reviewed-by: Hao A Wu <hao.a.wu at intel.com>

Best Regards,
Hao Wu


> 
> Reviewed-by: Laszlo Ersek <lersek at redhat.com>
> 
> Thanks
> Laszlo
> 
> 
> > +
> > +  Copyright (c) 2019, Citrix Systems, Inc.
> > +
> > +  SPDX-License-Identifier: BSD-2-Clause-Patent
> > +**/
> > +
> > +#ifndef __SERIAL_PORT_LIB_VENDOR_H__
> > +#define __SERIAL_PORT_LIB_VENDOR_H__
> > +
> > +#define EDKII_SERIAL_PORT_LIB_VENDOR_GUID { \
> > +          0xD3987D4B, 0x971A, 0x435F, \
> > +          { 0x8C, 0xAF, 0x49, 0x67, 0xEB, 0x62, 0x72, 0x41 } \
> > +          }
> > +
> > +extern EFI_GUID gEdkiiSerialPortLibVendorGuid;
> > +
> > +#endif // __SERIAL_PORT_LIB_VENDOR_H__
> > diff --git a/MdeModulePkg/Universal/SerialDxe/SerialIo.c
> b/MdeModulePkg/Universal/SerialDxe/SerialIo.c
> > index 720a3f264a..fb816a1611 100644
> > --- a/MdeModulePkg/Universal/SerialDxe/SerialIo.c
> > +++ b/MdeModulePkg/Universal/SerialDxe/SerialIo.c
> > @@ -16,6 +16,7 @@
> >
> >  #include <Protocol/SerialIo.h>
> >  #include <Protocol/DevicePath.h>
> > +#include <Guid/SerialPortLibVendor.h>
> >
> >  typedef struct {
> >    VENDOR_DEVICE_PATH        Guid;
> > @@ -159,7 +160,7 @@ EFI_HANDLE mSerialHandle = NULL;
> >  SERIAL_DEVICE_PATH mSerialDevicePath = {
> >    {
> >      { HARDWARE_DEVICE_PATH, HW_VENDOR_DP, { sizeof
> (VENDOR_DEVICE_PATH), 0} },
> > -    EFI_CALLER_ID_GUID  // Use the driver's GUID
> > +    EDKII_SERIAL_PORT_LIB_VENDOR_GUID
> >    },
> >    {
> >      { MESSAGING_DEVICE_PATH, MSG_UART_DP, { sizeof
> (UART_DEVICE_PATH), 0} },
> >
> 
> 
> 


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