1295e37d4b
__FUNCTION__ is a pre-standard extension that gcc and Visual C++ among others support, while __func__ was standardized in C99. Since it's more standard, replace __FUNCTION__ with __func__ throughout UnitTestFrameworkPkg. Signed-off-by: Rebecca Cran <rebecca@bsdio.com> Reviewed-by: Michael D Kinney <michael.d.kinney@intel.com> Reviewed-by: Ard Biesheuvel <ardb@kernel.org>
131 lines
4.0 KiB
C
131 lines
4.0 KiB
C
/**
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Implement UnitTestBootLib using USB Class Boot option. This should be
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industry standard and should work on all platforms
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Copyright (c) Microsoft Corporation.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#include <PiDxe.h>
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#include <Library/DebugLib.h>
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#include <Library/UefiRuntimeServicesTableLib.h>
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#include <Library/UefiBootManagerLib.h>
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#include <Library/DevicePathLib.h>
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#include <Protocol/DevicePath.h>
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#include <Library/MemoryAllocationLib.h>
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/**
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Set the boot manager to boot from a specific device on the next boot. This
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should be set only for the next boot and shouldn't require any manual clean up
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@retval EFI_SUCCESS Boot device for next boot was set.
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@retval EFI_UNSUPPORTED Setting the boot device for the next boot is not
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supportted.
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@retval Other Boot device for next boot can not be set.
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**/
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EFI_STATUS
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EFIAPI
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SetBootNextDevice (
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VOID
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)
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{
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EFI_STATUS Status;
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EFI_BOOT_MANAGER_LOAD_OPTION NewOption;
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UINT32 Attributes;
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UINT8 *OptionalData;
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UINT32 OptionalDataSize;
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UINT16 BootNextValue;
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USB_CLASS_DEVICE_PATH UsbDp;
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EFI_DEVICE_PATH_PROTOCOL *DpEnd;
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EFI_DEVICE_PATH_PROTOCOL *Dp;
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BOOLEAN NewOptionValid;
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OptionalData = NULL;
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OptionalDataSize = 0;
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BootNextValue = 0xABCD; // this should be a safe number...
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DpEnd = NULL;
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Dp = NULL;
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NewOptionValid = FALSE;
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UsbDp.Header.Length[0] = (UINT8)(sizeof (USB_CLASS_DEVICE_PATH) & 0xff);
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UsbDp.Header.Length[1] = (UINT8)(sizeof (USB_CLASS_DEVICE_PATH) >> 8);
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UsbDp.Header.Type = MESSAGING_DEVICE_PATH;
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UsbDp.Header.SubType = MSG_USB_CLASS_DP;
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UsbDp.VendorId = 0xFFFF;
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UsbDp.ProductId = 0xFFFF;
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UsbDp.DeviceClass = 0xFF;
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UsbDp.DeviceSubClass = 0xFF;
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UsbDp.DeviceProtocol = 0xFF;
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Attributes = LOAD_OPTION_ACTIVE;
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DpEnd = AppendDevicePathNode (NULL, NULL);
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if (DpEnd == NULL) {
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DEBUG ((DEBUG_ERROR, "%a: Unable to create device path. DpEnd is NULL.\n", __func__));
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Status = EFI_OUT_OF_RESOURCES;
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goto CLEANUP;
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}
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// @MRT --- Is this memory leak because we lose the old Dp memory
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Dp = AppendDevicePathNode (
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DpEnd,
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(EFI_DEVICE_PATH_PROTOCOL *)&UsbDp
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);
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if (Dp == NULL) {
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DEBUG ((DEBUG_ERROR, "%a: Unable to create device path. Dp is NULL.\n", __func__));
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Status = EFI_OUT_OF_RESOURCES;
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goto CLEANUP;
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}
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Status = EfiBootManagerInitializeLoadOption (
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&NewOption,
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(UINTN)BootNextValue,
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LoadOptionTypeBoot,
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Attributes,
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L"Generic USB Class Device",
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Dp,
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OptionalData,
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OptionalDataSize
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);
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if (EFI_ERROR (Status)) {
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DEBUG ((DEBUG_ERROR, "%a: Error creating load option. Status = %r\n", __func__, Status));
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goto CLEANUP;
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}
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NewOptionValid = TRUE;
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DEBUG ((DEBUG_VERBOSE, "%a: Generic USB Class Device boot option created.\n", __func__));
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Status = EfiBootManagerLoadOptionToVariable (&NewOption);
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if (EFI_ERROR (Status)) {
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DEBUG ((DEBUG_ERROR, "%a: Error Saving boot option NV variable. Status = %r\n", __func__, Status));
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goto CLEANUP;
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}
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//
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// Set Boot Next
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//
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Status = gRT->SetVariable (
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L"BootNext",
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&gEfiGlobalVariableGuid,
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(EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS | EFI_VARIABLE_NON_VOLATILE),
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sizeof (BootNextValue),
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&(BootNextValue)
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);
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DEBUG ((DEBUG_VERBOSE, "%a - Set BootNext Status (%r)\n", __func__, Status));
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CLEANUP:
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if (Dp != NULL) {
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FreePool (Dp);
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}
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if (DpEnd != NULL) {
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FreePool (DpEnd);
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}
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if (NewOptionValid) {
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EfiBootManagerFreeLoadOption (&NewOption);
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}
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return Status;
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}
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