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/*
* Copyright (c) 2026, Apollo Telephone Laboratories.
* Provided under the BSD-3 clause.
*/
#include <efi.h>
#include <efilib.h>
#include <sboot/sboot.h>
#include <sboot/config.h>
#include <sboot/memmap.h>
#include <sboot/fwi.h>
#include <sboot/file.h>
/* Private globals */
static UINT8 *KernelBin = NULL;
static PLATFORM_MEMMAP MemMap;
/* Globals */
EFI_FILE_HANDLE gBootVolume;
EFI_STATUS
EFIAPI
efi_main(EFI_HANDLE ImageHandle, EFI_SYSTEM_TABLE *SystemTable)
{
BOOT_ENTRY Entry;
EFI_STATUS Status;
InitializeLib(ImageHandle, SystemTable);
/* Disable the watchdog timer */
FwiSetWatchdogTimer(
0,
0,
0,
NULL
);
Status = FileGetVolume(ImageHandle, &gBootVolume);
if (EFI_ERROR(Status)) {
Hcf();
}
Print(
L"SBOOT %s - %d boot entrie(s)\n",
SBOOT_VERSION,
NELEM(ConfigBootEntries) - 1
);
SBootMenu(&Entry);
Status = FileReadToBuffer(Entry.BootPath, (VOID **)&KernelBin);
if (EFI_ERROR(Status)) {
Hcf();
}
Status = SBootGetMemmap(&MemMap);
if (EFI_ERROR(Status)) {
Hcf();
}
/* Get out of here! */
Status = uefi_call_wrapper(
gBS->ExitBootServices,
2,
ImageHandle,
MemMap.MapKey
);
if (EFI_ERROR(Status)) {
Hcf();
}
((VOID(*)(VOID))KernelBin)();
for (;;);
}
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