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OcConsoleLib: Add GOP installation function

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This commit is contained in:
vit9696 2020-01-25 11:16:17 +03:00
parent 113fab9781
commit 25b3ed1d18
2 changed files with 39 additions and 0 deletions
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8
Include/Library/OcConsoleLib.h
View File

@ -154,4 +154,12 @@ SetConsoleMode (
IN UINT32 Height
);
/**
Ensure installed GOP protocol on ConOut handle.
**/
VOID
OcProvideConsoleGop (
VOID
);
#endif // OC_CONSOLE_LIB_H

31
Library/OcConsoleLib/OcConsoleLib.c
View File

@ -895,3 +895,34 @@ SetConsoleMode (
return EFI_SUCCESS;
}
VOID
OcProvideConsoleGop (
VOID
)
{
EFI_STATUS Status;
VOID *Gop;
Gop = NULL;
Status = gBS->HandleProtocol (gST->ConsoleOutHandle, &gEfiGraphicsOutputProtocolGuid, &Gop);
if (EFI_ERROR (Status)) {
DEBUG ((DEBUG_INFO, "OCC: Installing GOP (%r) on ConsoleOutHandle...\n", Status));
Status = gBS->LocateProtocol (&gEfiGraphicsOutputProtocolGuid, NULL, &Gop);
if (!EFI_ERROR (Status)) {
Status = gBS->InstallMultipleProtocolInterfaces (
&gST->ConsoleOutHandle,
&gEfiGraphicsOutputProtocolGuid,
Gop,
NULL
);
if (EFI_ERROR (Status)) {
DEBUG ((DEBUG_WARN, "OCC: Failed to install GOP on ConsoleOutHandle - %r\n", Status));
}
} else {
DEBUG ((DEBUG_WARN, "OCC: Missing GOP entirely - %r\n", Status));
}
}
}