mirror of https://github.com/acidanthera/audk.git
70 lines
2.5 KiB
C
70 lines
2.5 KiB
C
/** @file
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*
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* Copyright (c) 2011, ARM Limited. All rights reserved.
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*
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* This program and the accompanying materials
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* are licensed and made available under the terms and conditions of the BSD License
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* which accompanies this distribution. The full text of the license may be found at
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* http://opensource.org/licenses/bsd-license.php
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*
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* THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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* WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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*
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**/
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#ifndef __ARM_TRUSTZONE_LIB_H__
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#define __ARM_TRUSTZONE_LIB_H__
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#include <Uefi.h>
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// Setup TZ Protection Controller
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#define TZPC_DECPROT_0 0
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#define TZPC_DECPROT_1 1
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#define TZPC_DECPROT_2 2
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#define TZPC_DECPROT_MAX 2
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/**
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FIXME: Need documentation
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**/
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EFI_STATUS TZPCSetDecProtBits(UINTN tzpc_base, UINTN tzpc_id, UINTN bits);
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/**
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FIXME: Need documentation
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**/
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EFI_STATUS TZPCClearDecProtBits(UINTN tzpc_base, UINTN tzpc_id, UINTN bits);
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// Setup TZ Address Space Controller
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#define TZASC_REGION_ENABLED 1
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#define TZASC_REGION_DISABLED 0
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#define TZASC_REGION_SIZE_32KB 0xE
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#define TZASC_REGION_SIZE_64KB 0xF
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#define TZASC_REGION_SIZE_128KB 0x10
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#define TZASC_REGION_SIZE_256KB 0x11
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#define TZASC_REGION_SIZE_512KB 0x12
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#define TZASC_REGION_SIZE_1MB 0x13
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#define TZASC_REGION_SIZE_2MB 0x14
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#define TZASC_REGION_SIZE_4MB 0x15
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#define TZASC_REGION_SIZE_8MB 0x16
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#define TZASC_REGION_SIZE_16MB 0x17
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#define TZASC_REGION_SIZE_32MB 0x18
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#define TZASC_REGION_SIZE_64MB 0x19
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#define TZASC_REGION_SIZE_128MB 0x1A
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#define TZASC_REGION_SIZE_256MB 0x1B
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#define TZASC_REGION_SIZE_512MB 0x1C
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#define TZASC_REGION_SIZE_1GB 0x1D
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#define TZASC_REGION_SIZE_2GB 0x1E
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#define TZASC_REGION_SIZE_4GB 0x1F
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#define TZASC_REGION_SECURITY_SR (1 << 3)
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#define TZASC_REGION_SECURITY_SW (1 << 2)
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#define TZASC_REGION_SECURITY_SRW (TZASC_REGION_SECURITY_SR|TZASC_REGION_SECURITY_SW)
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#define TZASC_REGION_SECURITY_NSR (1 << 1)
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#define TZASC_REGION_SECURITY_NSW 1
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#define TZASC_REGION_SECURITY_NSRW (TZASC_REGION_SECURITY_NSR|TZASC_REGION_SECURITY_NSW)
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/**
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FIXME: Need documentation
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**/
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EFI_STATUS TZASCSetRegion(UINTN tzasc_base, UINTN region_id, UINTN enabled, UINTN low_address, UINTN high_address, UINTN size, UINTN security);
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#endif
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