From: Ard Biesheuvel Date: Wed, 15 Nov 2017 14:41:26 +0000 (+0000) Subject: ArmPlatformPkg: remove unused ArmTrustZone driver X-Git-Tag: edk2-stable201903~2881 X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=commitdiff_plain;h=134f669b2a1e32add33971c37888c761d4aa2ed7 ArmPlatformPkg: remove unused ArmTrustZone driver This driver is no longer used anywhere so remove it. Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Ard Biesheuvel Reviewed-by: Leif Lindholm --- diff --git a/ArmPlatformPkg/Drivers/ArmTrustZone/ArmTrustZone.c b/ArmPlatformPkg/Drivers/ArmTrustZone/ArmTrustZone.c deleted file mode 100644 index 1f002198e5..0000000000 --- a/ArmPlatformPkg/Drivers/ArmTrustZone/ArmTrustZone.c +++ /dev/null @@ -1,113 +0,0 @@ -/** @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. -* -**/ - -#include -#include - -#include - -#define TZPC_DECPROT0_STATUS_REG 0x800 -#define TZPC_DECPROT0_SET_REG 0x804 -#define TZPC_DECPROT0_CLEAR_REG 0x808 - -#define TZASC_CONFIGURATION_REG 0x000 -#define TZASC_REGIONS_REG 0x100 -#define TZASC_REGION0_LOW_ADDRESS_REG 0x100 -#define TZASC_REGION0_HIGH_ADDRESS_REG 0x104 -#define TZASC_REGION0_ATTRIBUTES 0x108 - -/** - FIXME: Need documentation -**/ -EFI_STATUS -TZPCSetDecProtBits ( - IN UINTN TzpcBase, - IN UINTN TzpcId, - IN UINTN Bits - ) -{ - if (TzpcId > TZPC_DECPROT_MAX) { - return EFI_INVALID_PARAMETER; - } - - MmioWrite32 ((UINTN)TzpcBase + TZPC_DECPROT0_SET_REG + (TzpcId * 0x0C), Bits); - - return EFI_SUCCESS; -} - -/** - FIXME: Need documentation -**/ -EFI_STATUS -TZPCClearDecProtBits ( - IN UINTN TzpcBase, - IN UINTN TzpcId, - IN UINTN Bits - ) -{ - if (TzpcId> TZPC_DECPROT_MAX) { - return EFI_INVALID_PARAMETER; - } - - MmioWrite32 ((UINTN)TzpcBase + TZPC_DECPROT0_CLEAR_REG + (TzpcId * 0x0C), Bits); - - return EFI_SUCCESS; -} - -/** - FIXME: Need documentation -**/ -UINT32 -TZASCGetNumRegions ( - IN UINTN TzascBase - ) -{ - return (MmioRead32 ((UINTN)TzascBase + TZASC_CONFIGURATION_REG) & 0xF); -} - -/** - FIXME: Need documentation -**/ -EFI_STATUS -TZASCSetRegion ( - IN INTN TzascBase, - IN UINTN RegionId, - IN UINTN Enabled, - IN UINTN LowAddress, - IN UINTN HighAddress, - IN UINTN Size, - IN UINTN Security, - IN UINTN SubregionDisableMask - ) -{ - UINT32* Region; - UINT32 RegionAttributes; - - if (RegionId > TZASCGetNumRegions(TzascBase)) { - return EFI_INVALID_PARAMETER; - } - - RegionAttributes = TZASC_REGION_ATTR_SECURITY(Security) | - TZASC_REGION_ATTR_SUBREG_DISABLE(SubregionDisableMask) | - TZASC_REGION_ATTR_SIZE(Size) | - TZASC_REGION_ATTR_ENABLE(Enabled); - - Region = (UINT32*)((UINTN)TzascBase + TZASC_REGIONS_REG + (RegionId * 0x10)); - - MmioWrite32((UINTN)(Region), TZASC_REGION_SETUP_LO_ADDR(LowAddress)); - MmioWrite32((UINTN)(Region+1), HighAddress); - MmioWrite32((UINTN)(Region+2), RegionAttributes); - - return EFI_SUCCESS; -} diff --git a/ArmPlatformPkg/Drivers/ArmTrustZone/ArmTrustZone.inf b/ArmPlatformPkg/Drivers/ArmTrustZone/ArmTrustZone.inf deleted file mode 100644 index 6f90589a5b..0000000000 --- a/ArmPlatformPkg/Drivers/ArmTrustZone/ArmTrustZone.inf +++ /dev/null @@ -1,33 +0,0 @@ -#/* @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. -# -#*/ - -[Defines] - INF_VERSION = 0x00010005 - BASE_NAME = ArmTrustZoneLib - FILE_GUID = 5962d040-8b8a-11df-9a71-0002a5d5c51b - MODULE_TYPE = BASE - VERSION_STRING = 1.0 - LIBRARY_CLASS = ArmTrustZoneLib - - -[Sources.common] - ArmTrustZone.c - -[Packages] - MdePkg/MdePkg.dec - ArmPkg/ArmPkg.dec - ArmPlatformPkg/ArmPlatformPkg.dec - -[LibraryClasses] - BaseLib - IoLib diff --git a/ArmPlatformPkg/Include/Drivers/ArmTrustzone.h b/ArmPlatformPkg/Include/Drivers/ArmTrustzone.h deleted file mode 100644 index 827b5cd568..0000000000 --- a/ArmPlatformPkg/Include/Drivers/ArmTrustzone.h +++ /dev/null @@ -1,105 +0,0 @@ -/** @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 __ARM_TRUSTZONE_H__ -#define __ARM_TRUSTZONE_H__ - -#include - -// Setup TZ Protection Controller -#define TZPC_DECPROT_0 0 -#define TZPC_DECPROT_1 1 -#define TZPC_DECPROT_2 2 -#define TZPC_DECPROT_MAX 2 - -/** - FIXME: Need documentation -**/ -EFI_STATUS -TZPCSetDecProtBits ( - IN UINTN TzpcBase, - IN UINTN TzpcId, - IN UINTN Bits - ); - -/** - FIXME: Need documentation -**/ -EFI_STATUS -TZPCClearDecProtBits ( - IN UINTN TzpcBase, - IN UINTN TzpcId, - IN UINTN Bits - ); - -// Setup TZ Address Space Controller -#define TZASC_REGION_ENABLED 1 -#define TZASC_REGION_DISABLED 0 -#define TZASC_REGION_SIZE_32KB 0xE -#define TZASC_REGION_SIZE_64KB 0xF -#define TZASC_REGION_SIZE_128KB 0x10 -#define TZASC_REGION_SIZE_256KB 0x11 -#define TZASC_REGION_SIZE_512KB 0x12 -#define TZASC_REGION_SIZE_1MB 0x13 -#define TZASC_REGION_SIZE_2MB 0x14 -#define TZASC_REGION_SIZE_4MB 0x15 -#define TZASC_REGION_SIZE_8MB 0x16 -#define TZASC_REGION_SIZE_16MB 0x17 -#define TZASC_REGION_SIZE_32MB 0x18 -#define TZASC_REGION_SIZE_64MB 0x19 -#define TZASC_REGION_SIZE_128MB 0x1A -#define TZASC_REGION_SIZE_256MB 0x1B -#define TZASC_REGION_SIZE_512MB 0x1C -#define TZASC_REGION_SIZE_1GB 0x1D -#define TZASC_REGION_SIZE_2GB 0x1E -#define TZASC_REGION_SIZE_4GB 0x1F -#define TZASC_REGION_SECURITY_SR (1 << 3) -#define TZASC_REGION_SECURITY_SW (1 << 2) -#define TZASC_REGION_SECURITY_SRW (TZASC_REGION_SECURITY_SR|TZASC_REGION_SECURITY_SW) -#define TZASC_REGION_SECURITY_NSR (1 << 1) -#define TZASC_REGION_SECURITY_NSW 1 -#define TZASC_REGION_SECURITY_NSRW (TZASC_REGION_SECURITY_NSR|TZASC_REGION_SECURITY_NSW) - -/* Some useful masks */ -#define TZASC_REGION_SETUP_LO_ADDR_MASK 0xFFFF8000 - -#define TZASC_REGION_ATTR_SECURITY_MASK 0xF -#define TZASC_REGION_ATTR_SUBREG_DIS_MASK 0xFF -#define TZASC_REGION_ATTR_SIZE_MASK 0x3F -#define TZASC_REGION_ATTR_EN_MASK 0x1 - -#define TZASC_REGION_SETUP_LO_ADDR(x) ((x) & TZASC_REGION_SETUP_LO_ADDR_MASK) - -#define TZASC_REGION_ATTR_SECURITY(x) (((x) & TZASC_REGION_ATTR_SECURITY_MASK) << 28) -#define TZASC_REGION_ATTR_SUBREG_DISABLE(x) \ - (((x) & TZASC_REGION_ATTR_SUBREG_DIS_MASK) << 8) -#define TZASC_REGION_ATTR_SIZE(x) (((x) & TZASC_REGION_ATTR_SIZE_MASK) << 1) -#define TZASC_REGION_ATTR_ENABLE(x) ((x) & TZASC_REGION_ATTR_EN_MASK) - -/** - FIXME: Need documentation -**/ -EFI_STATUS -TZASCSetRegion ( - IN INTN TzascBase, - IN UINTN RegionId, - IN UINTN Enabled, - IN UINTN LowAddress, - IN UINTN HighAddress, - IN UINTN Size, - IN UINTN Security, - IN UINTN SubregionDisableMask - ); - -#endif