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remove some internal functions and allocate some FIFO data structure instead of declaring in global variable. To save size.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@7416 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
vanjeff
2009-02-03 07:25:00 +00:00
parent 1068a65374
commit 5c998646f3
4 changed files with 112 additions and 180 deletions
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101
MdeModulePkg/Universal/Console/TerminalDxe/Terminal.c
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@@ -69,21 +69,11 @@ TERMINAL_DEV mTerminalDevTemplate = {
TRUE // CursorVisible
},
0, // SerialInTimeOut
{ // RawFiFo
0,
0,
{ 0 }
},
{ // UnicodeFiFo
0,
0,
{ 0 }
},
{ // EfiKeyFiFo
0,
0,
{ {0} }
},
NULL, // RawFifo
NULL, // UnicodeFiFo
NULL, // EfiKeyFiFo
NULL, // ControllerNameTable
NULL, // TwoSecondTimeOut
INPUT_STATE_DEFAULT,
@@ -424,12 +414,21 @@ TerminalDriverBindingStart (
goto Error;
}
//
// initialize the FIFO buffer used for accommodating
// the pre-read pending characters
// Allocates and initializes the FIFO buffer to be zero, used for accommodating
// the pre-read pending characters.
//
InitializeRawFiFo (TerminalDevice);
InitializeUnicodeFiFo (TerminalDevice);
InitializeEfiKeyFiFo (TerminalDevice);
TerminalDevice->RawFiFo = AllocateZeroPool (sizeof (RAW_DATA_FIFO));
if (TerminalDevice->RawFiFo == NULL) {
goto Error;
}
TerminalDevice->UnicodeFiFo = AllocateZeroPool (sizeof (UNICODE_FIFO));
if (TerminalDevice->UnicodeFiFo == NULL) {
goto Error;
}
TerminalDevice->EfiKeyFiFo = AllocateZeroPool (sizeof (EFI_KEY_FIFO));
if (TerminalDevice->EfiKeyFiFo == NULL) {
goto Error;
}
//
// Set the timeout value of serial buffer for
@@ -704,6 +703,16 @@ Error:
TerminalFreeNotifyList (&TerminalDevice->NotifyList);
if (TerminalDevice->RawFiFo != NULL) {
FreePool (TerminalDevice->RawFiFo);
}
if (TerminalDevice->UnicodeFiFo != NULL) {
FreePool (TerminalDevice->UnicodeFiFo);
}
if (TerminalDevice->EfiKeyFiFo != NULL) {
FreePool (TerminalDevice->EfiKeyFiFo);
}
if (TerminalDevice->ControllerNameTable != NULL) {
FreeUnicodeStringTable (TerminalDevice->ControllerNameTable);
}
@@ -1279,58 +1288,6 @@ SetTerminalDevicePath (
return EFI_SUCCESS;
}
/**
Initialize the Raw Data FIFO.
@param TerminalDevice The terminal device.
**/
VOID
InitializeRawFiFo (
IN TERMINAL_DEV *TerminalDevice
)
{
//
// Make the raw FIFO empty.
//
TerminalDevice->RawFiFo.Head = TerminalDevice->RawFiFo.Tail;
}
/**
Initialize the Unicode FIFO.
@param TerminalDevice The terminal device.
**/
VOID
InitializeUnicodeFiFo (
IN TERMINAL_DEV *TerminalDevice
)
{
//
// Make the unicode FIFO empty
//
TerminalDevice->UnicodeFiFo.Head = TerminalDevice->UnicodeFiFo.Tail;
}
/**
Initialize the EFI Key FIFO.
@param TerminalDevice The terminal device.
**/
VOID
InitializeEfiKeyFiFo (
IN TERMINAL_DEV *TerminalDevice
)
{
//
// Make the efi key FIFO empty
//
TerminalDevice->EfiKeyFiFo.Head = TerminalDevice->EfiKeyFiFo.Tail;
}
/**
The user Entry Point for module Terminal. The user code starts with this function.