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Diffstat (limited to '')
-rw-r--r-- | include/services/rmm_core_manifest.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/include/services/rmm_core_manifest.h b/include/services/rmm_core_manifest.h new file mode 100644 index 0000000..2f25858 --- /dev/null +++ b/include/services/rmm_core_manifest.h @@ -0,0 +1,49 @@ +/* + * Copyright (c) 2022, Arm Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef RMM_CORE_MANIFEST_H +#define RMM_CORE_MANIFEST_H + +#include <assert.h> +#include <stddef.h> +#include <stdint.h> + +#include <lib/cassert.h> + +#define RMMD_MANIFEST_VERSION_MAJOR U(0) +#define RMMD_MANIFEST_VERSION_MINOR U(1) + +/* + * Manifest version encoding: + * - Bit[31] RES0 + * - Bits [30:16] Major version + * - Bits [15:0] Minor version + */ +#define _RMMD_MANIFEST_VERSION(_major, _minor) \ + ((((_major) & 0x7FFF) << 16) | ((_minor) & 0xFFFF)) + +#define RMMD_MANIFEST_VERSION _RMMD_MANIFEST_VERSION( \ + RMMD_MANIFEST_VERSION_MAJOR, \ + RMMD_MANIFEST_VERSION_MINOR) + +#define RMMD_GET_MANIFEST_VERSION_MAJOR(_version) \ + ((_version >> 16) & 0x7FFF) + +#define RMMD_GET_MANIFEST_VERSION_MINOR(_version) \ + (_version & 0xFFFF) + +/* Boot manifest core structure as per v0.1 */ +typedef struct rmm_manifest { + uint32_t version; /* Manifest version */ + uintptr_t plat_data; /* Manifest platform data */ +} rmm_manifest_t; + +CASSERT(offsetof(rmm_manifest_t, version) == 0, + rmm_manifest_t_version_unaligned); +CASSERT(offsetof(rmm_manifest_t, plat_data) == 8, + rmm_manifest_t_plat_data_unaligned); + +#endif /* RMM_CORE_MANIFEST_H */ |