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authorvanjeff <vanjeff@6f19259b-4bc3-4df7-8a09-765794883524>2008-07-18 08:20:08 +0000
committervanjeff <vanjeff@6f19259b-4bc3-4df7-8a09-765794883524>2008-07-18 08:20:08 +0000
commitab76200c050f3196386dc3637dd58547eef1f519 (patch)
tree43253be1d01668be9d8f6cbc0566bae0637a00ea /MdeModulePkg/Universal/Console/TerminalDxe
parentca4eb92e3b04dd66a036ca61f0e67d566a5d3bcb (diff)
downloadedk2-ab76200c050f3196386dc3637dd58547eef1f519.zip
edk2-ab76200c050f3196386dc3637dd58547eef1f519.tar.gz
edk2-ab76200c050f3196386dc3637dd58547eef1f519.tar.bz2
code scrub.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5518 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdeModulePkg/Universal/Console/TerminalDxe')
-rw-r--r--MdeModulePkg/Universal/Console/TerminalDxe/Terminal.c71
-rw-r--r--MdeModulePkg/Universal/Console/TerminalDxe/Terminal.h35
-rw-r--r--MdeModulePkg/Universal/Console/TerminalDxe/TerminalConIn.c24
-rw-r--r--MdeModulePkg/Universal/Console/TerminalDxe/TerminalConOut.c22
4 files changed, 77 insertions, 75 deletions
diff --git a/MdeModulePkg/Universal/Console/TerminalDxe/Terminal.c b/MdeModulePkg/Universal/Console/TerminalDxe/Terminal.c
index 21ae6ae..d02306f 100644
--- a/MdeModulePkg/Universal/Console/TerminalDxe/Terminal.c
+++ b/MdeModulePkg/Universal/Console/TerminalDxe/Terminal.c
@@ -119,16 +119,16 @@ TERMINAL_DEV gTerminalDevTemplate = {
/**
- Test to see if this driver supports ControllerHandle.
+ Test to see if this driver supports Controller.
@param This Protocol instance pointer.
- @param ControllerHandle Handle of device to test
+ @param Controller Handle of device to test
@param RemainingDevicePath Optional parameter use to pick a specific child
device to start.
- @retval EFI_SUCCESS This driver supports this device
- @retval EFI_ALREADY_STARTED This driver is already running on this device
- @retval other This driver does not support this device
+ @retval EFI_SUCCESS This driver supports this device.
+ @retval EFI_ALREADY_STARTED This driver is already running on this device.
+ @retval other This driver does not support this device.
**/
EFI_STATUS
@@ -230,19 +230,19 @@ TerminalDriverBindingSupported (
}
/**
- Start this driver on ControllerHandle by opening a Serial IO protocol,
+ Start this driver on Controller by opening a Serial IO protocol,
reading Device Path, and creating a child handle with a Simple Text In,
Simple Text In Ex and Simple Text Out protocol, and device path protocol.
And store Console Device Environment Variables.
@param This Protocol instance pointer.
- @param ControllerHandle Handle of device to bind driver to
+ @param Controller Handle of device to bind driver to
@param RemainingDevicePath Optional parameter use to pick a specific child
device to start.
- @retval EFI_SUCCESS This driver is added to ControllerHandle
- @retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle
- @retval other This driver does not support this device
+ @retval EFI_SUCCESS This driver is added to Controller.
+ @retval EFI_ALREADY_STARTED This driver is already running on Controller.
+ @retval other This driver does not support this device.
**/
EFI_STATUS
@@ -383,7 +383,7 @@ TerminalDriverBindingStart (
ASSERT (TerminalType <= VTUTF8TYPE);
CopyMem (&DefaultNode->Guid, gTerminalType[TerminalType], sizeof (EFI_GUID));
- RemainingDevicePath = (EFI_DEVICE_PATH_PROTOCOL*)DefaultNode;
+ RemainingDevicePath = (EFI_DEVICE_PATH_PROTOCOL *) DefaultNode;
} else {
//
// Use the RemainingDevicePath to determine the terminal type
@@ -753,17 +753,17 @@ Error:
}
/**
- Stop this driver on ControllerHandle by closing Simple Text In, Simple Text
+ Stop this driver on Controller by closing Simple Text In, Simple Text
In Ex, Simple Text Out protocol, and removing parent device path from
Console Device Environment Variables.
@param This Protocol instance pointer.
- @param ControllerHandle Handle of device to stop driver on
+ @param Controller Handle of device to stop driver on
@param NumberOfChildren Number of Handles in ChildHandleBuffer. If number of
children is zero stop the entire bus driver.
@param ChildHandleBuffer List of Child Handles to Stop.
- @retval EFI_SUCCESS This driver is removed ControllerHandle.
+ @retval EFI_SUCCESS This driver is removed Controller.
@retval other This driver could not be removed from this device.
**/
@@ -972,7 +972,7 @@ TerminalFreeNotifyList (
TERMINAL_CONSOLE_IN_EX_NOTIFY_SIGNATURE
);
RemoveEntryList (ListHead->ForwardLink);
- gBS->FreePool (NotifyNode);
+ FreePool (NotifyNode);
}
return EFI_SUCCESS;
@@ -1172,8 +1172,8 @@ TerminalRemoveConsoleDevVariable (
@param VariableSize Returns the size of the EFI variable that was read
@return Dynamically allocated memory that contains a copy of the EFI variable.
- @return Caller is repsoncible freeing the buffer.
- @retval NULL Variable was not read
+ Caller is repsoncible freeing the buffer. If variable was not read,
+ NULL regturned.
**/
VOID *
@@ -1263,53 +1263,40 @@ SetTerminalDevicePath (
Node.Header.SubType = MSG_VENDOR_DP;
//
- // generate terminal device path node according to terminal type.
+ // Generate terminal device path node according to terminal type.
//
switch (TerminalType) {
case PCANSITYPE:
- CopyMem (
- &Node.Guid,
- &gEfiPcAnsiGuid,
- sizeof (EFI_GUID)
- );
+ CopyGuid (&Node.Guid, &gEfiPcAnsiGuid);
break;
case VT100TYPE:
- CopyMem (
- &Node.Guid,
- &gEfiVT100Guid,
- sizeof (EFI_GUID)
- );
+ CopyGuid (&Node.Guid, &gEfiVT100Guid);
break;
case VT100PLUSTYPE:
- CopyMem (
- &Node.Guid,
- &gEfiVT100PlusGuid,
- sizeof (EFI_GUID)
- );
+ CopyGuid (&Node.Guid, &gEfiVT100PlusGuid);
break;
case VTUTF8TYPE:
- CopyMem (
- &Node.Guid,
- &gEfiVTUTF8Guid,
- sizeof (EFI_GUID)
- );
+ CopyGuid (&Node.Guid, &gEfiVTUTF8Guid);
break;
default:
return EFI_UNSUPPORTED;
- break;
}
+ //
+ // Get VENDOR_DEVCIE_PATH size and put into Node.Header
+ //
SetDevicePathNodeLength (
&Node.Header,
sizeof (VENDOR_DEVICE_PATH)
);
+
//
- // append the terminal node onto parent device path
+ // Append the terminal node onto parent device path
// to generate a complete terminal device path.
//
*TerminalDevicePath = AppendDevicePathNode (
@@ -1384,8 +1371,8 @@ InitializeEfiKeyFiFo (
/**
The user Entry Point for module Terminal. The user code starts with this function.
- @param[in] ImageHandle The firmware allocated handle for the EFI image.
- @param[in] SystemTable A pointer to the EFI System Table.
+ @param ImageHandle The firmware allocated handle for the EFI image.
+ @param SystemTable A pointer to the EFI System Table.
@retval EFI_SUCCESS The entry point is executed successfully.
@retval other Some error occurs when executing this entry point.
diff --git a/MdeModulePkg/Universal/Console/TerminalDxe/Terminal.h b/MdeModulePkg/Universal/Console/TerminalDxe/Terminal.h
index 7410f33..abe4324 100644
--- a/MdeModulePkg/Universal/Console/TerminalDxe/Terminal.h
+++ b/MdeModulePkg/Universal/Console/TerminalDxe/Terminal.h
@@ -603,40 +603,40 @@ TerminalConOutEnableCursor (
;
/**
- Test to see if this driver supports ControllerHandle.
+ Test to see if this driver supports Controller.
@param This Protocol instance pointer.
- @param ControllerHandle Handle of device to test
+ @param Controller Handle of device to test
@param RemainingDevicePath Optional parameter use to pick a specific child
device to start.
- @retval EFI_SUCCESS This driver supports this device
- @retval EFI_ALREADY_STARTED This driver is already running on this device
- @retval other This driver does not support this device
+ @retval EFI_SUCCESS This driver supports this device.
+ @retval EFI_ALREADY_STARTED This driver is already running on this device.
+ @retval other This driver does not support this device.
**/
EFI_STATUS
EFIAPI
TerminalDriverBindingSupported (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
- IN EFI_HANDLE Controller,
+ IN EFI_HANDLE ControllerHandle,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
);
/**
- Start this driver on ControllerHandle by opening a Serial IO protocol,
+ Start this driver on Controller by opening a Serial IO protocol,
reading Device Path, and creating a child handle with a Simple Text In,
Simple Text In Ex and Simple Text Out protocol, and device path protocol.
And store Console Device Environment Variables.
@param This Protocol instance pointer.
- @param ControllerHandle Handle of device to bind driver to
+ @param Controller Handle of device to bind driver to
@param RemainingDevicePath Optional parameter use to pick a specific child
device to start.
- @retval EFI_SUCCESS This driver is added to ControllerHandle
- @retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle
- @retval other This driver does not support this device
+ @retval EFI_SUCCESS This driver is added to Controller.
+ @retval EFI_ALREADY_STARTED This driver is already running on Controller.
+ @retval other This driver does not support this device.
**/
EFI_STATUS
@@ -647,18 +647,19 @@ TerminalDriverBindingStart (
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
);
+
/**
- Stop this driver on ControllerHandle by closing Simple Text In, Simple Text
+ Stop this driver on Controller by closing Simple Text In, Simple Text
In Ex, Simple Text Out protocol, and removing parent device path from
Console Device Environment Variables.
@param This Protocol instance pointer.
- @param ControllerHandle Handle of device to stop driver on
+ @param Controller Handle of device to stop driver on
@param NumberOfChildren Number of Handles in ChildHandleBuffer. If number of
children is zero stop the entire bus driver.
@param ChildHandleBuffer List of Child Handles to Stop.
- @retval EFI_SUCCESS This driver is removed ControllerHandle.
+ @retval EFI_SUCCESS This driver is removed Controller.
@retval other This driver could not be removed from this device.
**/
@@ -859,8 +860,8 @@ TerminalRemoveConsoleDevVariable (
@param VariableSize Returns the size of the EFI variable that was read
@return Dynamically allocated memory that contains a copy of the EFI variable.
- @return Caller is repsoncible freeing the buffer.
- @retval NULL Variable was not read
+ Caller is repsoncible freeing the buffer. If variable was not read,
+ NULL regturned.
**/
VOID *
@@ -1262,7 +1263,7 @@ AnsiRawDataToUnicode (
**/
VOID
UnicodeToEfiKey (
- IN TERMINAL_DEV *PcAnsiDevice
+ IN TERMINAL_DEV *TerminalDevice
)
;
diff --git a/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConIn.c b/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConIn.c
index 6d0899d..b82ff3d 100644
--- a/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConIn.c
+++ b/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConIn.c
@@ -15,7 +15,6 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#include "Terminal.h"
-
/**
Reads the next keystroke from the input device. The WaitForKey Event can
be used to test for existance of a keystroke via WaitForEvent () call.
@@ -601,6 +600,9 @@ TerminalConInCheckForKey (
SerialInTimeOut = 0;
if (Mode->BaudRate != 0) {
+ //
+ // According to BAUD rate to calculate the timeout value.
+ //
SerialInTimeOut = (1 + Mode->DataBits + Mode->StopBits) * 2 * 1000000 / (UINTN) Mode->BaudRate;
}
@@ -621,11 +623,11 @@ TerminalConInCheckForKey (
}
}
//
- // check whether serial buffer is empty
+ // Check whether serial buffer is empty.
//
Status = SerialIo->GetControl (SerialIo, &Control);
- if (0 != (Control & EFI_SERIAL_INPUT_BUFFER_EMPTY)) {
+ if ((Control & EFI_SERIAL_INPUT_BUFFER_EMPTY) != 0) {
//
// Translate all the raw data in RawFIFO into EFI Key,
// according to different terminal type supported.
@@ -701,6 +703,9 @@ GetOneKeyFromSerial (
Size = 1;
*Output = 0;
+ //
+ // Read one key from serial I/O device.
+ //
Status = SerialIo->Read (SerialIo, &Size, Output);
if (EFI_ERROR (Status)) {
@@ -1119,36 +1124,39 @@ UnicodeToEfiKeyFlushState (
{
EFI_INPUT_KEY Key;
- if (0 != (TerminalDevice->InputState & INPUT_STATE_ESC)) {
+ if ((TerminalDevice->InputState & INPUT_STATE_ESC) != 0) {
Key.ScanCode = SCAN_ESC;
Key.UnicodeChar = 0;
EfiKeyFiFoInsertOneKey (TerminalDevice, Key);
}
- if (0 != (TerminalDevice->InputState & INPUT_STATE_CSI)) {
+ if ((TerminalDevice->InputState & INPUT_STATE_CSI) != 0) {
Key.ScanCode = SCAN_NULL;
Key.UnicodeChar = CSI;
EfiKeyFiFoInsertOneKey (TerminalDevice, Key);
}
- if (0 != (TerminalDevice->InputState & INPUT_STATE_LEFTOPENBRACKET)) {
+ if ((TerminalDevice->InputState & INPUT_STATE_LEFTOPENBRACKET) != 0) {
Key.ScanCode = SCAN_NULL;
Key.UnicodeChar = LEFTOPENBRACKET;
EfiKeyFiFoInsertOneKey (TerminalDevice, Key);
}
- if (0 != (TerminalDevice->InputState & INPUT_STATE_O)) {
+ if ((TerminalDevice->InputState & INPUT_STATE_O) != 0) {
Key.ScanCode = SCAN_NULL;
Key.UnicodeChar = 'O';
EfiKeyFiFoInsertOneKey (TerminalDevice, Key);
}
- if (0 != (TerminalDevice->InputState & INPUT_STATE_2)) {
+ if ((TerminalDevice->InputState & INPUT_STATE_2) != 0) {
Key.ScanCode = SCAN_NULL;
Key.UnicodeChar = '2';
EfiKeyFiFoInsertOneKey (TerminalDevice, Key);
}
+ //
+ // Cancel the timer.
+ //
gBS->SetTimer (
TerminalDevice->TwoSecondTimeOut,
TimerCancel,
diff --git a/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConOut.c b/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConOut.c
index c7c94fe..daa40d8 100644
--- a/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConOut.c
+++ b/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConOut.c
@@ -70,18 +70,18 @@ STATIC UNICODE_TO_CHAR UnicodeToPcAnsiOrAscii[] = {
{ GEOMETRICSHAPE_DOWN_TRIANGLE, 0x1f, L'v' },
{ GEOMETRICSHAPE_LEFT_TRIANGLE, 0x11, L'<' },
- { ARROW_LEFT, 0x3c, L'<' },
- { ARROW_UP, 0x18, L'^' },
- { ARROW_RIGHT, 0x3e, L'>' },
- { ARROW_DOWN, 0x19, L'v' },
+ { ARROW_LEFT, 0x3c, L'<' },
+ { ARROW_UP, 0x18, L'^' },
+ { ARROW_RIGHT, 0x3e, L'>' },
+ { ARROW_DOWN, 0x19, L'v' },
{ 0x0000, 0x00, L'\0' }
};
-CHAR16 mSetModeString[] = { ESC, '[', '=', '3', 'h', 0 };
-CHAR16 mSetAttributeString[] = { ESC, '[', '0', 'm', ESC, '[', '4', '0', 'm', ESC, '[', '4', '0', 'm', 0 };
-CHAR16 mClearScreenString[] = { ESC, '[', '2', 'J', 0 };
-CHAR16 mSetCursorPositionString[] = { ESC, '[', '0', '0', ';', '0', '0', 'H', 0 };
+STATIC CHAR16 mSetModeString[] = { ESC, '[', '=', '3', 'h', 0 };
+STATIC CHAR16 mSetAttributeString[] = { ESC, '[', '0', 'm', ESC, '[', '4', '0', 'm', ESC, '[', '4', '0', 'm', 0 };
+STATIC CHAR16 mClearScreenString[] = { ESC, '[', '2', 'J', 0 };
+STATIC CHAR16 mSetCursorPositionString[] = { ESC, '[', '0', '0', ';', '0', '0', 'H', 0 };
//
// Body of the ConOut functions
@@ -89,6 +89,7 @@ CHAR16 mSetCursorPositionString[] = { ESC, '[', '0', '0', ';', '0', '0', 'H', 0
/**
Implements EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.Reset().
+
If ExtendeVerification is TRUE, then perform dependent serial device reset,
and set display mode to mode 0.
If ExtendedVerification is FALSE, only set display mode to mode 0.
@@ -152,6 +153,7 @@ TerminalConOutReset (
/**
Implements EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString().
+
The Unicode string will be converted to terminal expressible data stream
and send to terminal via serial port.
@@ -335,6 +337,7 @@ OutputError:
/**
Implements EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.TestString().
+
If one of the characters in the *Wstring is
neither valid Unicode drawing characters,
not ASCII code, then this function will return
@@ -385,6 +388,7 @@ TerminalConOutTestString (
/**
Implements EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.QueryMode().
+
It returns information for an available text mode
that the terminal supports.
In this driver, we support text mode 80x25 (mode 0),
@@ -433,6 +437,7 @@ TerminalConOutQueryMode (
/**
Implements EFI_SIMPLE_TEXT_OUT.SetMode().
+
Set the terminal to a specified display mode.
In this driver, we only support mode 0.
@@ -782,6 +787,7 @@ TerminalConOutSetCursorPosition (
/**
Implements SIMPLE_TEXT_OUTPUT.EnableCursor().
+
In this driver, the cursor cannot be hidden.
@param This Indicates the calling context.