xt-sys/exectos
xt-sys/exectos
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Initiate boot up sequence
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This commit is contained in:
Rafal Kupiec 2022-11-07 20:41:21 +01:00
parent f0868b91ec
commit 5c5c6b7a5e
Signed by: belliash
GPG Key ID: 4E829243E0CFE6B4
1 changed files with 66 additions and 0 deletions
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66
xtldr/xtldr.c
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@ -246,6 +246,61 @@ BlLoadEfiModules()
return STATUS_EFI_SUCCESS;
}
/**
* This routine attempts to start XT Operating System.
*
* @return This routine returns a status code.
*
* @since XT 1.0
*/
EFI_STATUS BlLoadXtSystem()
{
EFI_GUID ProtocolGuid = XT_XTOS_BOOT_PROTOCOL_GUID;
XT_BOOT_PROTOCOL_PARAMETERS BootParameters;
PXT_BOOT_PROTOCOL BootProtocol;
PUCHAR ArcName, SystemPath;
EFI_STATUS Status;
PCHAR ArcPath;
SIZE_T Length;
/* Set ARC path */
ArcPath = "multi(0)disk(0)rdisk(0)partition(1)/ExectOS";
/* Zero boot parameters structure to NULLify all pointers */
RtlZeroMemory(&BootParameters, sizeof(XT_BOOT_PROTOCOL_PARAMETERS));
/* Get boot volume path */
Status = BlGetVolumeDevicePath((PUCHAR)ArcPath, &BootParameters.DevicePath, &ArcName, &SystemPath);
if(Status != STATUS_EFI_SUCCESS)
{
/* Failed to find volume */
BlDbgPrint(L"ERROR: Unable to find volume device path\n");
return Status;
}
/* Store ARC name in boot parameters */
Length = RtlStringLength(ArcName, 0);
BlEfiMemoryAllocatePool(Length + 1, (PVOID *)&BootParameters.ArcName);
RtlStringToWideString(BootParameters.ArcName, &ArcName, Length * 2);
/* Store system path in boot parameters */
Length = RtlStringLength(SystemPath, 0);
BlEfiMemoryAllocatePool(Length + 1, (PVOID *)&BootParameters.SystemPath);
RtlStringToWideString(BootParameters.SystemPath, &SystemPath, Length + 1);
/* Open the XT boot protocol */
Status = BlLoadXtProtocol((PVOID *)&BootProtocol, &ProtocolGuid);
if(Status != STATUS_EFI_SUCCESS)
{
/* Failed to open boot protocol */
BlDbgPrint(L"ERROR: Unable to load boot protocol\n");
return STATUS_EFI_PROTOCOL_ERROR;
}
/* Boot operating system */
return BootProtocol->BootSystem(&BootParameters);
}
/**
* This routine registers XTLDR protocol for further usage by modules.
*
@ -266,6 +321,8 @@ BlRegisterXtLoaderProtocol()
EfiLdrProtocol.FreePool = BlEfiMemoryFreePool;
EfiLdrProtocol.DbgPrint = BlDbgPrint;
EfiLdrProtocol.EfiPrint = BlEfiPrint;
EfiLdrProtocol.CloseVolume = BlCloseVolume;
EfiLdrProtocol.OpenVolume = BlOpenVolume;
/* Register loader protocol */
BlDbgPrint(L"Registering XT loader protocol\n");
@ -341,7 +398,16 @@ BlStartXtLoader(IN EFI_HANDLE ImageHandle,
/* Discover and enumerate EFI block devices */
BlEnumerateEfiBlockDevices();
/* Boot XTOS */
Status = BlLoadXtSystem();
if(Status != STATUS_EFI_SUCCESS)
{
/* Boot process failed */
BlEfiPrint(L"Failed to start XT OS (Status code: %lx)!\n", Status);
}
/* Infinite bootloader loop */
BlEfiPrint(L"System halted!");
for(;;);
/* Return success */