diff options
-rw-r--r-- | ArmPkg/Include/IndustryStandard/ArmMmSvc.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/ArmPkg/Include/IndustryStandard/ArmMmSvc.h b/ArmPkg/Include/IndustryStandard/ArmMmSvc.h new file mode 100644 index 0000000..4c7b6c3 --- /dev/null +++ b/ArmPkg/Include/IndustryStandard/ArmMmSvc.h @@ -0,0 +1,43 @@ +/** @file
+*
+* Copyright (c) 2012-2017, 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_MM_SVC_H__
+#define __ARM_MM_SVC_H__
+
+/*
+ * SVC IDs to allow the MM secure partition to initialise itself, handle
+ * delegated events and request the Secure partition manager to perform
+ * privileged operations on its behalf.
+ */
+#define ARM_SVC_ID_SPM_VERSION_AARCH64 0xC4000060
+#define ARM_SVC_ID_SP_EVENT_COMPLETE_AARCH64 0xC4000061
+#define ARM_SVC_ID_SP_GET_MEM_ATTRIBUTES_AARCH64 0xC4000064
+#define ARM_SVC_ID_SP_SET_MEM_ATTRIBUTES_AARCH64 0xC4000065
+
+#define SET_MEM_ATTR_DATA_PERM_MASK 0x3
+#define SET_MEM_ATTR_DATA_PERM_SHIFT 0
+#define SET_MEM_ATTR_DATA_PERM_NO_ACCESS 0
+#define SET_MEM_ATTR_DATA_PERM_RW 1
+#define SET_MEM_ATTR_DATA_PERM_RO 3
+
+#define SET_MEM_ATTR_CODE_PERM_MASK 0x1
+#define SET_MEM_ATTR_CODE_PERM_SHIFT 2
+#define SET_MEM_ATTR_CODE_PERM_X 0
+#define SET_MEM_ATTR_CODE_PERM_XN 1
+
+#define SET_MEM_ATTR_MAKE_PERM_REQUEST(d_perm, c_perm) \
+ ((((c_perm) & SET_MEM_ATTR_CODE_PERM_MASK) << SET_MEM_ATTR_CODE_PERM_SHIFT) | \
+ (( (d_perm) & SET_MEM_ATTR_DATA_PERM_MASK) << SET_MEM_ATTR_DATA_PERM_SHIFT))
+
+#endif
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