From 197e27c90aeb603eed98a2554746dd966f04fc28 Mon Sep 17 00:00:00 2001 From: Marcin Wojtas Date: Sun, 23 May 2021 17:15:12 +0800 Subject: 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 Reviewed-by: Samer El-Haj-Mahmoud Reviewed-by: Liming Gao Reviewed-by: Sunny Wang --- 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 // -- cgit v1.2.3