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1 | /** @file\r |
| 2 | *\r |
| 3 | * Copyright (c) 2011, ARM Limited. All rights reserved.\r |
| 4 | * \r |
| 5 | * This program and the accompanying materials \r |
| 6 | * are licensed and made available under the terms and conditions of the BSD License \r |
| 7 | * which accompanies this distribution. The full text of the license may be found at \r |
| 8 | * http://opensource.org/licenses/bsd-license.php \r |
| 9 | *\r |
| 10 | * THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r |
| 11 | * WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r |
| 12 | *\r |
| 13 | **/\r |
| 14 | \r |
| 15 | #ifndef __ARM_TRUSTZONE_LIB_H__\r |
| 16 | #define __ARM_TRUSTZONE_LIB_H__\r |
| 17 | \r |
| 18 | #include <Uefi.h>\r |
| 19 | \r |
| 20 | // Setup TZ Protection Controller\r |
| 21 | #define TZPC_DECPROT_0 0\r |
| 22 | #define TZPC_DECPROT_1 1\r |
| 23 | #define TZPC_DECPROT_2 2\r |
| 24 | #define TZPC_DECPROT_MAX 2\r |
| 25 | \r |
| 26 | /**\r |
| 27 | FIXME: Need documentation\r |
| 28 | **/\r |
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29 | EFI_STATUS\r |
| 30 | TZPCSetDecProtBits (\r |
| 31 | IN UINTN TzpcBase,\r |
| 32 | IN UINTN TzpcId,\r |
| 33 | IN UINTN Bits\r |
| 34 | );\r |
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35 | \r |
| 36 | /**\r |
| 37 | FIXME: Need documentation\r |
| 38 | **/\r |
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39 | EFI_STATUS\r |
| 40 | TZPCClearDecProtBits (\r |
| 41 | IN UINTN TzpcBase,\r |
| 42 | IN UINTN TzpcId,\r |
| 43 | IN UINTN Bits\r |
| 44 | );\r |
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45 | \r |
| 46 | // Setup TZ Address Space Controller\r |
| 47 | #define TZASC_REGION_ENABLED 1\r |
| 48 | #define TZASC_REGION_DISABLED 0\r |
| 49 | #define TZASC_REGION_SIZE_32KB 0xE\r |
| 50 | #define TZASC_REGION_SIZE_64KB 0xF\r |
| 51 | #define TZASC_REGION_SIZE_128KB 0x10\r |
| 52 | #define TZASC_REGION_SIZE_256KB 0x11\r |
| 53 | #define TZASC_REGION_SIZE_512KB 0x12\r |
| 54 | #define TZASC_REGION_SIZE_1MB 0x13\r |
| 55 | #define TZASC_REGION_SIZE_2MB 0x14\r |
| 56 | #define TZASC_REGION_SIZE_4MB 0x15\r |
| 57 | #define TZASC_REGION_SIZE_8MB 0x16\r |
| 58 | #define TZASC_REGION_SIZE_16MB 0x17\r |
| 59 | #define TZASC_REGION_SIZE_32MB 0x18\r |
| 60 | #define TZASC_REGION_SIZE_64MB 0x19\r |
| 61 | #define TZASC_REGION_SIZE_128MB 0x1A\r |
| 62 | #define TZASC_REGION_SIZE_256MB 0x1B\r |
| 63 | #define TZASC_REGION_SIZE_512MB 0x1C\r |
| 64 | #define TZASC_REGION_SIZE_1GB 0x1D\r |
| 65 | #define TZASC_REGION_SIZE_2GB 0x1E\r |
| 66 | #define TZASC_REGION_SIZE_4GB 0x1F\r |
| 67 | #define TZASC_REGION_SECURITY_SR (1 << 3)\r |
| 68 | #define TZASC_REGION_SECURITY_SW (1 << 2)\r |
| 69 | #define TZASC_REGION_SECURITY_SRW (TZASC_REGION_SECURITY_SR|TZASC_REGION_SECURITY_SW)\r |
| 70 | #define TZASC_REGION_SECURITY_NSR (1 << 1)\r |
| 71 | #define TZASC_REGION_SECURITY_NSW 1\r |
| 72 | #define TZASC_REGION_SECURITY_NSRW (TZASC_REGION_SECURITY_NSR|TZASC_REGION_SECURITY_NSW)\r |
| 73 | \r |
| 74 | /**\r |
| 75 | FIXME: Need documentation\r |
| 76 | **/\r |
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77 | EFI_STATUS\r |
| 78 | TZASCSetRegion (\r |
| 79 | IN INTN TzascBase,\r |
| 80 | IN UINTN RegionId,\r |
| 81 | IN UINTN Enabled,\r |
| 82 | IN UINTN LowAddress,\r |
| 83 | IN UINTN HighAddress,\r |
| 84 | IN UINTN Size,\r |
| 85 | IN UINTN Security\r |
| 86 | );\r |
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87 | \r |
| 88 | #endif\r |
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