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#include <Library/DebugLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/UefiApplicationEntryPoint.h>
#include <Library/UefiLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/HiiLib.h>
#include <Library/UefiHiiServicesLib.h>
#include "UefiMonitorTest.h"
#include "MainMenu.h"
STATIC CONST UMT_STATE_ACTIONS mStateActions[UMT_STATE_END] = {
{ MainMenuInit, MainMenuDoit, MainMenuTip, MainMenuKeyRight, MainMenuKeyLeft }
};
EFI_HII_HANDLE gUmtHiiHandle = NULL;
STATIC
EFI_STATUS
RegisterHiiPackage (
IN EFI_HANDLE ImageHandle,
OUT EFI_HII_HANDLE *HiiHandle
)
{
EFI_STATUS Status;
EFI_HII_PACKAGE_LIST_HEADER *PackageList;
// Retrieve HII package list from ImageHandle
Status = gBS->OpenProtocol (
ImageHandle,
&gEfiHiiPackageListProtocolGuid,
(VOID **)&PackageList,
ImageHandle,
NULL,
EFI_OPEN_PROTOCOL_GET_PROTOCOL
);
if (EFI_ERROR (Status)) {
DEBUG ((DEBUG_ERROR, "Failed to open EFI_HII_PACKAGE_LIST_PROTOCOL\n"));
return Status;
}
Status = gHiiDatabase->NewPackageList(gHiiDatabase, PackageList, NULL, HiiHandle);
if (EFI_ERROR(Status)) {
DEBUG ((DEBUG_ERROR, "Failed to add HII Package list to HII database: %r\n", Status));
return Status;
}
return Status;
}
STATIC
EFI_STATUS
UnregisterHiiPackage (
IN EFI_HII_HANDLE HiiHandle
)
{
EFI_STATUS Status;
Status = gHiiDatabase->RemovePackageList(gHiiDatabase, HiiHandle);
if (EFI_ERROR(Status)) {
DEBUG ((DEBUG_WARN, "Failed to remove HII Package list from HII database: %r\n", Status));
}
return Status;
}
STATIC
EFI_GRAPHICS_OUTPUT_PROTOCOL *
GetGraphicsOutputProtocol (
VOID
)
{
EFI_STATUS Status;
EFI_GRAPHICS_OUTPUT_PROTOCOL *Gop;
EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *ModeInfo;
UINTN SizeOfInfo;
Status = gBS->LocateProtocol (
&gEfiGraphicsOutputProtocolGuid,
NULL,
(VOID **)&Gop
);
if (EFI_ERROR (Status)) {
DEBUG ((DEBUG_ERROR, "Unable to locate GOP\n"));
return NULL;
}
Status = Gop->QueryMode (
Gop,
(Gop->Mode == NULL) ? 0 : Gop->Mode->Mode,
&SizeOfInfo,
&ModeInfo
);
if (Status == EFI_NOT_STARTED) {
Status = Gop->SetMode (Gop, 0);
}
if (EFI_ERROR (Status)) {
DEBUG ((DEBUG_ERROR, "Unable to get native mode\n"));
return NULL;
}
// TODO: free ModeInfo
return Gop;
}
STATIC
VOID
ChangeCtxState (
IN UMT_CONTEXT *Ctx,
IN enum UMT_STATE State
)
{
if (State >= UMT_STATE_END)
return;
Ctx->State = State;
Ctx->ShowTip = FALSE;
Ctx->Actions = &mStateActions[State];
Ctx->Actions->Init (Ctx);
}
/**
Handle user key input. Will route it to other components handle function
@retval VOID
**/
STATIC
VOID
HandleInput (
IN UMT_CONTEXT *Ctx
)
{
EFI_KEY_DATA KeyData;
EFI_STATUS Status;
// TODO: check mouse activity
// Check keyboard activity
Status = gBS->CheckEvent (Ctx->Graphics->TextInputEx->WaitForKeyEx);
if (EFI_ERROR (Status))
return;
Status = Ctx->Graphics->TextInputEx->ReadKeyStrokeEx (Ctx->Graphics->TextInputEx, &KeyData);
if (EFI_ERROR (Status))
return;
switch (KeyData.Key.ScanCode) {
case SCAN_UP:
case SCAN_DOWN:
break;
case SCAN_RIGHT:
Ctx->Actions->KeyRight (Ctx);
break;
case SCAN_LEFT:
Ctx->Actions->KeyLeft (Ctx);
break;
case SCAN_F1...SCAN_F11:
break;
case SCAN_F12:
break;
case SCAN_ESC:
if (Ctx->State != UMT_STATE_MAIN_MENU) {
ChangeCtxState (Ctx, UMT_STATE_MAIN_MENU);
break;
}
Ctx->Running = FALSE;
break;
default:
break;
}
if (KeyData.Key.ScanCode == SCAN_NULL && KeyData.Key.UnicodeChar == L' ') {
Ctx->ShowTip = !Ctx->ShowTip;
Ctx->Actions->Tip (Ctx);
}
}
STATIC
EFI_STATUS
Run (
IN GRAPHICS_CONTEXT *Graphics
)
{
UMT_CONTEXT Ctx;
Ctx.Running = TRUE;
Ctx.Graphics = Graphics;
ChangeCtxState (&Ctx, UMT_STATE_MAIN_MENU);
while (Ctx.Running == TRUE)
{
HandleInput (&Ctx);
Ctx.Actions->Doit (&Ctx);
// Buffer swap:
CopyMem (Graphics->FrontBuffer, Graphics->BackBuffer, Graphics->BufferSize);
}
return EFI_SUCCESS;
}
EFI_STATUS
EFIAPI
UefiMain (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_GRAPHICS_OUTPUT_PROTOCOL *Gop;
GRAPHICS_CONTEXT Graphics;
EFI_STATUS Status;
Status = EFI_SUCCESS;
Status = RegisterHiiPackage (ImageHandle, &gUmtHiiHandle);
if (EFI_ERROR(Status)) {
Print (L"Error: Failed to register HII Package list\n");
return Status;
}
Gop = GetGraphicsOutputProtocol ();
if (Gop == NULL) {
Print (L"Error: Getting a Graphical Output Protocol is failed\n");
return EFI_NOT_FOUND;
}
Status = PrepareGraphicsInfo (&Graphics, Gop);
if (EFI_ERROR(Status)) {
Print (L"Error: Preparing graphics information is failed. %r\n", Status);
return EFI_NOT_FOUND;
}
Status = Run (&Graphics);
ForgetGraphicsInfo (&Graphics);
UnregisterHiiPackage (gUmtHiiHandle);
return Status;
}
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