audk/ArmPkg/Library/ArmSmcPsciResetSystemLib/Arm/Reset.S

24 lines
421 B
ArmAsm

/** @file
ResetSystemLib implementation using PSCI calls
Copyright (c) 2018, Linaro Ltd. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include <AsmMacroIoLib.h>
ASM_FUNC(DisableMmuAndReenterPei)
push {lr}
bl ArmDisableMmu
// no memory accesses after MMU and caches have been disabled
MOV32 (r0, FixedPcdGet64 (PcdFvBaseAddress))
blx r0
// never returns
nop