textcons.c File Reference

#include "bl.h"

Include dependency graph for textcons.c:

Go to the source code of this file.

Functions
VOID	ConsoleTextLocalDestruct (_In_ struct _BL_TEXT_CONSOLE *Console)
NTSTATUS	ConsoleTextLocalReinitialize (_In_ struct _BL_TEXT_CONSOLE *Console)
NTSTATUS	ConsoleTextBaseGetTextState (_In_ struct _BL_TEXT_CONSOLE *Console, _Out_ PBL_DISPLAY_STATE TextState)
NTSTATUS	ConsoleTextLocalSetTextState (_In_ struct _BL_TEXT_CONSOLE *Console, _In_ ULONG Mask, _In_ PBL_DISPLAY_STATE TextState)
NTSTATUS	ConsoleTextBaseGetTextResolution (_In_ struct _BL_TEXT_CONSOLE *Console, _Out_ PULONG TextResolution)
NTSTATUS	ConsoleTextLocalSetTextResolution (_In_ struct _BL_TEXT_CONSOLE *Console, _In_ ULONG NewTextResolution, _Out_ PULONG OldTextResolution)
NTSTATUS	ConsoleTextLocalClearText (_In_ struct _BL_TEXT_CONSOLE *Console, _In_ BOOLEAN LineOnly)
NTSTATUS	ConsoleTextLocalWriteText (_In_ struct _BL_TEXT_CONSOLE *Console, _In_ PCHAR Text, _In_ ULONG Attribute)
NTSTATUS	ConsoleTextLocalConstruct (_In_ PBL_TEXT_CONSOLE TextConsole, _In_ BOOLEAN Activate)
BOOLEAN	ConsolepFindResolution (_In_ PBL_DISPLAY_MODE Mode, _In_ PBL_DISPLAY_MODE List, _In_ ULONG MaxIndex)
VOID	ConsoleInputLocalDestruct (_In_ PBL_INPUT_CONSOLE Console)
NTSTATUS	ConsoleInputBaseConstruct (_In_ PBL_INPUT_CONSOLE Console)
NTSTATUS	ConsoleInputBaseReinitialize (_In_ PBL_INPUT_CONSOLE Console)
NTSTATUS	ConsoleCreateLocalInputConsole (VOID)

Variables
BL_TEXT_CONSOLE_VTABLE	ConsoleTextLocalVtbl
BL_INPUT_CONSOLE_VTABLE	ConsoleInputLocalVtbl

Function Documentation

ConsoleCreateLocalInputConsole()

NTSTATUS ConsoleCreateLocalInputConsole

(

VOID

)

Definition at line 243 of file textcons.c.

{
    PBL_INPUT_CONSOLE InputConsole;
    NTSTATUS Status;
 
    /* Allocate the input console */
    InputConsole = BlMmAllocateHeap(sizeof(*InputConsole));
    if (!InputConsole)
    {
        return STATUS_INSUFFICIENT_RESOURCES;
    }
 
    /* Construct it */
    Status = ConsoleInputBaseConstruct(InputConsole);
    if (!NT_SUCCESS(Status))
    {
        /* Tear down on failure */
        BlMmFreeHeap(InputConsole);
        return Status;
    }
 
    /* Set the callback table, and set us as the local input console */
    InputConsole->Callbacks = &ConsoleInputLocalVtbl;
    DspLocalInputConsole = InputConsole;
    return STATUS_SUCCESS;
}

Referenced by DsppInitialize(), and DsppReinitialize().

ConsoleInputBaseConstruct()

NTSTATUS ConsoleInputBaseConstruct

(

_In_ PBL_INPUT_CONSOLE

Console

)

Definition at line 204 of file textcons.c.

{
    PULONG Buffer;
 
    /* Allocate a new 512 byte buffer */
    Buffer = BlMmAllocateHeap(512);
    Console->Buffer = Buffer;
    if (!Buffer)
    {
        return STATUS_INSUFFICIENT_RESOURCES;
    }
 
    /* Set the current buffer pointers to it */
    Console->DataStart = Buffer;
    Console->DataEnd = Buffer;
 
    /* Set the end 128 data entries into the buffer */
    Console->EndBuffer = Buffer + 128;
    return STATUS_SUCCESS;
}

Referenced by ConsoleCreateLocalInputConsole().

ConsoleInputBaseReinitialize()

NTSTATUS ConsoleInputBaseReinitialize

(

_In_ PBL_INPUT_CONSOLE

Console

)

Definition at line 228 of file textcons.c.

{
    PULONG Buffer;
 
    /* Reset all the buffer pointers to the current buffer */
    Buffer = Console->Buffer;
    Console->DataStart = Buffer;
    Console->DataEnd = Buffer;
    Console->EndBuffer = Buffer + 128;
    return STATUS_SUCCESS;
}

ConsoleInputLocalDestruct()

VOID ConsoleInputLocalDestruct

(

_In_ PBL_INPUT_CONSOLE

Console

)

Definition at line 194 of file textcons.c.

{
    /* Erase the current input buffer, and tear down the console */
    ConsoleInputLocalEraseBuffer(Console, NULL);
    BlMmFreeHeap(Console->Buffer);
}

ConsolepFindResolution()

BOOLEAN ConsolepFindResolution	(	_In_ PBL_DISPLAY_MODE	Mode,
		_In_ PBL_DISPLAY_MODE	List,
		_In_ ULONG	MaxIndex
	)

Definition at line 159 of file textcons.c.

{
    PBL_DISPLAY_MODE ListEnd;
 
    /* Loop until we hit the maximum supported list index */
    ListEnd = &List[MaxIndex];
    while (List != ListEnd)
    {
        /* Does this resolution match? */
        if ((Mode->HRes == List->HRes) && (Mode->VRes == List->VRes))
        {
            /* Yep -- we got a match */
            return TRUE;
 
        }
 
        /* Try another one*/
        List++;
    }
 
    /* No matches were found */
    return FALSE;
}

Referenced by ConsoleFirmwareTextOpen().

ConsoleTextBaseGetTextResolution()

NTSTATUS ConsoleTextBaseGetTextResolution	(	_In_ struct _BL_TEXT_CONSOLE *	Console,
		_Out_ PULONG	TextResolution
	)

Definition at line 66 of file textcons.c.

{
    return STATUS_NOT_IMPLEMENTED;
}

ConsoleTextBaseGetTextState()

NTSTATUS ConsoleTextBaseGetTextState	(	_In_ struct _BL_TEXT_CONSOLE *	Console,
		_Out_ PBL_DISPLAY_STATE	TextState
	)

Definition at line 47 of file textcons.c.

{
    return STATUS_NOT_IMPLEMENTED;
}

ConsoleTextLocalClearText()

NTSTATUS ConsoleTextLocalClearText	(	_In_ struct _BL_TEXT_CONSOLE *	Console,
		_In_ BOOLEAN	LineOnly
	)

Definition at line 85 of file textcons.c.

{
    return ConsoleFirmwareTextClear(Console, LineOnly);
}

ConsoleTextLocalConstruct()

NTSTATUS ConsoleTextLocalConstruct	(	_In_ PBL_TEXT_CONSOLE	TextConsole,
		_In_ BOOLEAN	Activate
	)

Definition at line 104 of file textcons.c.

{
    NTSTATUS Status;
    BL_DISPLAY_STATE TextState;
 
    /* Set our callbacks */
    TextConsole->Callbacks = &ConsoleTextLocalVtbl;
 
    /* Are we activating this console? */
    if (Activate)
    {
        /* Call firmware to activate it */
        Status = ConsoleFirmwareTextOpen(TextConsole);
        if (!NT_SUCCESS(Status))
        {
            EfiPrintf(L"Failed to activate console: %lx\r\n", Status);
            return Status;
        }
    }
 
    /* Set default text state */
    TextState.BgColor = 0;
    TextState.XPos = 0;
    TextState.YPos = 0;
    TextState.CursorVisible = FALSE;
    TextState.FgColor = White;
 
    /* Are we activating? */
    if (Activate)
    {
        /* Call firmware to set it */
        Status = ConsoleFirmwareTextSetState(TextConsole, 0xF, &TextState);
        if (!NT_SUCCESS(Status))
        {
            /* We failed, back down */
            EfiPrintf(L"Failed to set console state: %lx\r\n", Status);
            ConsoleFirmwareTextClose(TextConsole);
            return Status;
        }
    }
    else
    {
        /* Just save the state for now, someone else can activate later */
        TextConsole->State = TextState;
    }
 
    /* Remember if we activated it */
    TextConsole->Active = Activate;
    return STATUS_SUCCESS;
}

Referenced by ConsoleGraphicalConstruct(), and DsppInitialize().

ConsoleTextLocalDestruct()

VOID ConsoleTextLocalDestruct

(

_In_ struct _BL_TEXT_CONSOLE *

Console

)

Definition at line 30 of file textcons.c.

{
 
}

Referenced by ConsoleGraphicalConstruct(), and ConsoleGraphicalDestruct().

ConsoleTextLocalReinitialize()

NTSTATUS ConsoleTextLocalReinitialize

(

_In_ struct _BL_TEXT_CONSOLE *

Console

)

Definition at line 38 of file textcons.c.

{
    EfiPrintf(L"Not active yet!\r\n");
    return STATUS_NOT_IMPLEMENTED;
}

Referenced by ConsoleGraphicalReinitialize().

ConsoleTextLocalSetTextResolution()

NTSTATUS ConsoleTextLocalSetTextResolution	(	_In_ struct _BL_TEXT_CONSOLE *	Console,
		_In_ ULONG	NewTextResolution,
		_Out_ PULONG	OldTextResolution
	)

Definition at line 75 of file textcons.c.

{
    return STATUS_NOT_IMPLEMENTED;
}

ConsoleTextLocalSetTextState()

NTSTATUS ConsoleTextLocalSetTextState	(	_In_ struct _BL_TEXT_CONSOLE *	Console,
		_In_ ULONG	Mask,
		_In_ PBL_DISPLAY_STATE	TextState
	)

Definition at line 56 of file textcons.c.

{
    return ConsoleFirmwareTextSetState(Console, Mask, TextState);
}

ConsoleTextLocalWriteText()

NTSTATUS ConsoleTextLocalWriteText	(	_In_ struct _BL_TEXT_CONSOLE *	Console,
		_In_ PCHAR	Text,
		_In_ ULONG	Attribute
	)

Definition at line 94 of file textcons.c.

{
    return STATUS_NOT_IMPLEMENTED;
}

Variable Documentation

ConsoleInputLocalVtbl

BL_INPUT_CONSOLE_VTABLE ConsoleInputLocalVtbl

Initial value:

=
{
    (PCONSOLE_DESTRUCT)ConsoleInputLocalDestruct,
    (PCONSOLE_REINITIALIZE)ConsoleInputBaseReinitialize,
}

Definition at line 187 of file textcons.c.

Referenced by ConsoleCreateLocalInputConsole().

ConsoleTextLocalVtbl

BL_TEXT_CONSOLE_VTABLE ConsoleTextLocalVtbl

Initial value:

=
{
    ConsoleTextLocalDestruct,
    ConsoleTextLocalReinitialize,
    ConsoleTextBaseGetTextState,
    ConsoleTextLocalSetTextState,
    ConsoleTextBaseGetTextResolution,
    ConsoleTextLocalSetTextResolution,
    ConsoleTextLocalClearText,
    ConsoleTextLocalWriteText
}

Definition at line 15 of file textcons.c.

Referenced by ConsoleTextLocalConstruct().