mirror of https://github.com/acidanthera/audk.git
89 lines
2.4 KiB
C
89 lines
2.4 KiB
C
/** @file
|
|
*
|
|
* Copyright (c) 2011-2012, ARM Limited. All rights reserved.
|
|
*
|
|
* This program and the accompanying materials
|
|
* are licensed and made available under the terms and conditions of the BSD License
|
|
* which accompanies this distribution. The full text of the license may be found at
|
|
* http://opensource.org/licenses/bsd-license.php
|
|
*
|
|
* THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
|
*
|
|
**/
|
|
|
|
#ifndef _ARMPLATFORMSECLIB_H_
|
|
#define _ARMPLATFORMSECLIB_H_
|
|
|
|
#define ARM_SEC_BOOT_MASK ~0
|
|
#define ARM_SEC_COLD_BOOT (1 << 0)
|
|
#define ARM_SEC_SECONDARY_COLD_BOOT (1 << 1)
|
|
|
|
/**
|
|
Initialize the memory where the initial stacks will reside
|
|
|
|
This memory can contain the initial stacks (Secure and Secure Monitor stacks).
|
|
In some platform, this region is already initialized and the implementation of this function can
|
|
do nothing. This memory can also represent the Secure RAM.
|
|
This function is called before the satck has been set up. Its implementation must ensure the stack
|
|
pointer is not used (probably required to use assembly language)
|
|
|
|
**/
|
|
VOID
|
|
ArmPlatformSecBootMemoryInit (
|
|
VOID
|
|
);
|
|
|
|
/**
|
|
Call at the beginning of the platform boot up
|
|
|
|
This function allows the firmware platform to do extra actions at the early
|
|
stage of the platform power up.
|
|
|
|
Note: This function must be implemented in assembler as there is no stack set up yet
|
|
|
|
**/
|
|
VOID
|
|
ArmPlatformSecBootAction (
|
|
VOID
|
|
);
|
|
|
|
/**
|
|
Initialize controllers that must setup at the early stage
|
|
|
|
Some peripherals must be initialized in Secure World.
|
|
For example: Some L2 controller, interconnect, clock, DMC, etc
|
|
|
|
**/
|
|
RETURN_STATUS
|
|
ArmPlatformSecInitialize (
|
|
IN UINTN MpId
|
|
);
|
|
|
|
/**
|
|
Call before jumping to Normal World
|
|
|
|
This function allows the firmware platform to do extra actions before
|
|
jumping to the Normal World
|
|
|
|
**/
|
|
VOID
|
|
ArmPlatformSecExtraAction (
|
|
IN UINTN MpId,
|
|
OUT UINTN* JumpAddress
|
|
);
|
|
|
|
/**
|
|
Initialize the Secure peripherals and memory regions
|
|
|
|
If Trustzone is supported by your platform then this function makes the required initialization
|
|
of the secure peripherals and memory regions.
|
|
|
|
**/
|
|
VOID
|
|
ArmPlatformSecTrustzoneInit (
|
|
IN UINTN MpId
|
|
);
|
|
|
|
#endif
|