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>

diff --git a/MdePkg/Include/IndustryStandard/DebugPort2Table.h b/MdePkg/Include/IndustryStandard/DebugPort2Table.h
index 3faa30b76a5e5d82316c89ac4347a9342063ce08..9ccfc1b1ee9003ce3b1cfce32a445563a40c5717 100644 (file)
--- 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\r
 #define   EFI_ACPI_DBG2_PORT_SUBTYPE_SERIAL_DCC                                        0x000f\r
 #define   EFI_ACPI_DBG2_PORT_SUBTYPE_SERIAL_BCM2835_UART                               0x0010\r
+#define   EFI_ACPI_DBG2_PORT_SUBTYPE_SERIAL_16550_WITH_GAS                             0x0012\r
 #define EFI_ACPI_DBG2_PORT_TYPE_1394                                                   0x8001\r
 #define   EFI_ACPI_DBG2_PORT_SUBTYPE_1394_STANDARD                                     0x0000\r
 #define EFI_ACPI_DBG2_PORT_TYPE_USB                                                    0x8002\r

diff --git a/MdePkg/Include/IndustryStandard/SerialPortConsoleRedirectionTable.h b/MdePkg/Include/IndustryStandard/SerialPortConsoleRedirectionTable.h
index 2066c7895e59942993327a5f3f28cfaaba110132..7796796afe4dbad0640dccbd8acd7e7238b6d055 100644 (file)
--- a/MdePkg/Include/IndustryStandard/SerialPortConsoleRedirectionTable.h
+++ b/MdePkg/Include/IndustryStandard/SerialPortConsoleRedirectionTable.h
@@ -100,6 +100,11 @@ typedef struct {
 ///\r
 #define EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_INTERFACE_TYPE_BCM2835_UART              0x10\r
 \r
+///\r
+/// 16550-compatible with parameters defined in Generic Address Structure\r
+///\r
+#define EFI_ACPI_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_INTERFACE_TYPE_16550_WITH_GAS            0x12\r
+\r
 //\r
 // Interrupt Type\r
 //\r