回复: [edk2-devel] [PATCH 1/1] MdePkg: Add new 16550-compatible Serial Port Subtypes to DBG2

["gaoliming" <gaoliming@byosoft.com.cn>]

Reviewed-by: Liming Gao <gaoliming@byosoft.com.cn>

> -----邮件原件-----
> 发件人: devel@edk2.groups.io <devel@edk2.groups.io> 代表 Samer
> El-Haj-Mahmoud
> 发送时间: 2021年5月24日 18:58
> 收件人: devel@edk2.groups.io; mw@semihalf.com
> 抄送: liming.gao@intel.com; michael.d.kinney@intel.com; leif@nuviainc.com;
> ardb+tianocore@kernel.org; Sunny Wang <Sunny.Wang@arm.com>;
> gjb@semihalf.com; upstream@semihalf.com; Samer El-Haj-Mahmoud
> <Samer.El-Haj-Mahmoud@arm.com>
> 主题: Re: [edk2-devel] [PATCH 1/1] MdePkg: Add new 16550-compatible
> Serial Port Subtypes to DBG2
> 
> Reviewed-by: Samer El-Haj-Mahmoud <Samer.El-Haj-Mahmoud@arm.com>
> 
> 
> > -----Original Message-----
> > From: devel@edk2.groups.io <devel@edk2.groups.io> On Behalf Of Marcin
> > Wojtas via groups.io
> > Sent: Sunday, May 23, 2021 5:15 AM
> > To: devel@edk2.groups.io
> > Cc: liming.gao@intel.com; michael.d.kinney@intel.com; leif@nuviainc.com;
> > ardb+tianocore@kernel.org; Samer El-Haj-Mahmoud <Samer.El-Haj-
> > Mahmoud@arm.com>; Sunny Wang <Sunny.Wang@arm.com>;
> > gjb@semihalf.com; upstream@semihalf.com; Marcin Wojtas
> > <mw@semihalf.com>
> > Subject: [edk2-devel] [PATCH 1/1] MdePkg: Add new 16550-compatible
> > Serial Port Subtypes to DBG2
> >
> > The Microsoft Debug Port Table 2 (DBG2) specification revision
> > May 31, 2017 adds support for 16550-compatible Serial Port
> > Subtype with parameters defined in Generic Address Structure (GAS) [1]
> >
> > Reflect that in the EDK2 headers.
> >
> > [1] https://docs.microsoft.com/en-us/windows-
> > hardware/drivers/bringup/acpi-debug-port-table
> >
> > Signed-off-by: Marcin Wojtas <mw@semihalf.com>
> > ---
> >  MdePkg/Include/IndustryStandard/DebugPort2Table.h
> | 1 +
> >  MdePkg/Include/IndustryStandard/SerialPortConsoleRedirectionTable.h |
> 5
> > +++++
> >  2 files changed, 6 insertions(+)
> >
> > diff --git a/MdePkg/Include/IndustryStandard/DebugPort2Table.h
> > b/MdePkg/Include/IndustryStandard/DebugPort2Table.h
> > index 3faa30b76a..9ccfc1b1ee 100644
> > --- a/MdePkg/Include/IndustryStandard/DebugPort2Table.h
> > +++ b/MdePkg/Include/IndustryStandard/DebugPort2Table.h
> > @@ -47,6 +47,7 @@ typedef struct {
> >  #define
> > EFI_ACPI_DBG2_PORT_SUBTYPE_SERIAL_ARM_SBSA_GENERIC_UART
> > 0x000e
> >
> >  #define   EFI_ACPI_DBG2_PORT_SUBTYPE_SERIAL_DCC
> > 0x000f
> >
> >  #define   EFI_ACPI_DBG2_PORT_SUBTYPE_SERIAL_BCM2835_UART
> > 0x0010
> >
> > +#define   EFI_ACPI_DBG2_PORT_SUBTYPE_SERIAL_16550_WITH_GAS
> > 0x0012
> >
> >  #define EFI_ACPI_DBG2_PORT_TYPE_1394
> 0x8001
> >
> >  #define   EFI_ACPI_DBG2_PORT_SUBTYPE_1394_STANDARD
> > 0x0000
> >
> >  #define EFI_ACPI_DBG2_PORT_TYPE_USB
> 0x8002
> >
> > diff --git
> > a/MdePkg/Include/IndustryStandard/SerialPortConsoleRedirectionTable.h
> > b/MdePkg/Include/IndustryStandard/SerialPortConsoleRedirectionTable.h
> > index 2066c7895e..7796796afe 100644
> > ---
> > a/MdePkg/Include/IndustryStandard/SerialPortConsoleRedirectionTable.h
> > +++
> > b/MdePkg/Include/IndustryStandard/SerialPortConsoleRedirectionTable.h
> > @@ -100,6 +100,11 @@ typedef struct {
> >  ///
> >
> >  #define
> >
> EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_INTERFACE_TYPE_
> > BCM2835_UART              0x10
> >
> >
> >
> > +///
> >
> > +/// 16550-compatible with parameters defined in Generic Address
> Structure
> >
> > +///
> >
> > +#define
> >
> EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_INTERFACE_TYPE_
> > 16550_WITH_GAS            0x12
> >
> > +
> >
> >  //
> >
> >  // Interrupt Type
> >
> >  //
> >
> > --
> > 2.29.0
> >
> >
> >
> > -=-=-=-=-=-=
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> https://edk2.groups.io/g/devel/message/75464
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> > Group Owner: devel+owner@edk2.groups.io
> > Unsubscribe: https://edk2.groups.io/g/devel/unsub [samer.el-haj-
> > mahmoud@arm.com]
> > -=-=-=-=-=-=
> >
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