CloverBootloader/MemoryFix/AptioMemoryFix/AptioMemoryFix.c
SergeySlice 01f33f7552 detect unknown linux versions,
stylish change: remove space between func and brace

Signed-off-by: SergeySlice <sergey.slice@gmail.com>
2020-04-23 12:08:10 +03:00

98 lines
2.0 KiB
C

/**
UEFI driver for enabling loading of macOS without memory relocation.
by dmazar
**/
#include <Library/BaseMemoryLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/DebugLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/UefiLib.h>
#include <Library/UefiRuntimeServicesTableLib.h>
#include <Guid/GlobalVariable.h>
#include <Protocol/AptioMemoryFix.h>
#include "Config.h"
#include "BootArgs.h"
#include "BootFixes.h"
#include "CustomSlide.h"
#include "RtShims.h"
#include "ServiceOverrides.h"
#include "VMem.h"
//
// One could discover AptioMemoryFix with this protocol
//
STATIC APTIOMEMORYFIX_PROTOCOL mAptioMemoryFixProtocol = {
APTIOMEMORYFIX_PROTOCOL_REVISION,
SetBootVariableRedirect
};
/**
* Entry point. Installs our StartImage override.
* All other stuff will be installed from there when boot.efi is started.
*/
EFI_STATUS
EFIAPI
AptioMemoryFixEntrypoint (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
VOID *Interface;
EFI_HANDLE Handle = NULL;
Status = gBS->LocateProtocol (
&gAptioMemoryFixProtocolGuid,
NULL,
&Interface
);
if (!EFI_ERROR(Status)) {
//
// In case for whatever reason one tried to reload the driver.
//
return EFI_ALREADY_STARTED;
}
Status = gBS->InstallProtocolInterface (
&Handle,
&gAptioMemoryFixProtocolGuid,
EFI_NATIVE_INTERFACE,
&mAptioMemoryFixProtocol
);
if (EFI_ERROR(Status)) {
Print(L"AMF: protocol install failure - %r\n", Status);
return Status;
}
//
// Detect and apply the necessary firmware workarounds
//
ApplyFirmwareQuirks (ImageHandle, SystemTable);
//
// Init VMem memory pool - will be used after ExitBootServices
//
Status = VmAllocateMemoryPool ();
if (EFI_ERROR(Status)) {
return Status;
}
//
// Install permanent shims and overrides
//
InstallRtShims (GetVariableCustomSlide);
InstallBsOverrides ();
InstallRtOverrides ();
return EFI_SUCCESS;
}