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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5518 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
vanjeff
2008-07-18 08:20:08 +00:00
parent ca4eb92e3b
commit ab76200c05
4 changed files with 77 additions and 75 deletions
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24
MdeModulePkg/Universal/Console/TerminalDxe/TerminalConIn.c
View File

@@ -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,