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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>
Reviewed-by: Samer El-Haj-Mahmoud <Samer.El-Haj-Mahmoud@arm.com>
Reviewed-by: Liming Gao <gaoliming@byosoft.com.cn>
Reviewed-by: Sunny Wang <sunny.wang@arm.com>
This commit is contained in:
Marcin Wojtas 2021-05-23 17:15:12 +08:00 committed by mergify[bot]
parent d3ff5dbe1d
commit 197e27c90a
2 changed files with 6 additions and 0 deletions
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1
MdePkg/Include/IndustryStandard/DebugPort2Table.h
View File

@ -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

5
MdePkg/Include/IndustryStandard/SerialPortConsoleRedirectionTable.h
View File

@ -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
//