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authorJunfeng Guan <junfengx.guan@intel.com>2023-12-20 15:24:23 +0800
committermergify[bot] <37929162+mergify[bot]@users.noreply.github.com>2024-02-26 19:18:00 +0000
commit68238d4f948069fc2c6b9cc13863bdced52a84d0 (patch)
tree3b37df42ae2638e2747c04cf0d3f65f8fbc8e2d4
parent44fdc4f3983be77dda709d7a0c3fb8905fbf920b (diff)
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MdePkg Updated the comments of EFI_SYSTEM_TABLE and ReadKeyStroke
1. Refer to Uefi spec 2.10 section 4.3.1, Updated the comments of EFI_SYSTEM_TABLE to satisfy ConIn/ConOut/StdErr requirements. 2. Refer to Uefi spec 2.10 section 13.3.3, Add a new retval EFI_UNSUPPORTED to EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL.ReadKeyStrokeEx and EFI_SIMPLE_TEXT_INPUT_PROTOCOL.ReadKeyStroke(). Signed-off-by: Junfeng Guan <junfengx.guan@intel.com> Cc: Michael D Kinney <michael.d.kinney@intel.com> Cc: Liming Gao <gaoliming@byosoft.com.cn> Cc: Zhiguang Liu <zhiguang.liu@intel.com> Reviewed-by: Liming Gao <gaoliming@byosoft.com.cn>
-rw-r--r--MdePkg/Include/Protocol/SimpleTextIn.h1
-rw-r--r--MdePkg/Include/Protocol/SimpleTextInEx.h1
-rw-r--r--MdePkg/Include/Uefi/UefiSpec.h10
3 files changed, 9 insertions, 3 deletions
diff --git a/MdePkg/Include/Protocol/SimpleTextIn.h b/MdePkg/Include/Protocol/SimpleTextIn.h
index 838fae279e..b9d48472dd 100644
--- a/MdePkg/Include/Protocol/SimpleTextIn.h
+++ b/MdePkg/Include/Protocol/SimpleTextIn.h
@@ -100,6 +100,7 @@ EFI_STATUS
@retval EFI_NOT_READY There was no keystroke data available.
@retval EFI_DEVICE_ERROR The keystroke information was not returned due to
hardware errors.
+ @retval EFI_UNSUPPORTED The device does not support the ability to read keystroke data.
**/
typedef
diff --git a/MdePkg/Include/Protocol/SimpleTextInEx.h b/MdePkg/Include/Protocol/SimpleTextInEx.h
index 8317325d9b..f33893768e 100644
--- a/MdePkg/Include/Protocol/SimpleTextInEx.h
+++ b/MdePkg/Include/Protocol/SimpleTextInEx.h
@@ -186,6 +186,7 @@ typedef struct {
@retval EFI_NOT_READY There was no keystroke data available.
@retval EFI_DEVICE_ERROR The keystroke information was not returned due to
hardware errors.
+ @retval EFI_UNSUPPORTED The device does not support the ability to read keystroke data.
**/
diff --git a/MdePkg/Include/Uefi/UefiSpec.h b/MdePkg/Include/Uefi/UefiSpec.h
index 7fcdeab93e..79fc8c72ca 100644
--- a/MdePkg/Include/Uefi/UefiSpec.h
+++ b/MdePkg/Include/Uefi/UefiSpec.h
@@ -2042,7 +2042,8 @@ typedef struct {
UINT32 FirmwareRevision;
///
/// The handle for the active console input device. This handle must support
- /// EFI_SIMPLE_TEXT_INPUT_PROTOCOL and EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL.
+ /// EFI_SIMPLE_TEXT_INPUT_PROTOCOL and EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL. If
+ /// there is no active console, these protocols must still be present.
///
EFI_HANDLE ConsoleInHandle;
///
@@ -2051,7 +2052,9 @@ typedef struct {
///
EFI_SIMPLE_TEXT_INPUT_PROTOCOL *ConIn;
///
- /// The handle for the active console output device.
+ /// The handle for the active console output device. This handle must support the
+ /// EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL. If there is no active console, these protocols
+ /// must still be present.
///
EFI_HANDLE ConsoleOutHandle;
///
@@ -2061,7 +2064,8 @@ typedef struct {
EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *ConOut;
///
/// The handle for the active standard error console device.
- /// This handle must support the EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.
+ /// This handle must support the EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL. If there
+ /// is no active console, this protocol must still be present.
///
EFI_HANDLE StandardErrorHandle;
///