1 files changed, 58 insertions, 0 deletions
diff --git a/ast27x0/include/image.h b/ast27x0/include/image.h
new file mode 100644
index 0000000..4fe3316
--- /dev/null
+++ b/ast27x0/include/image.h
@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2025 ASPEED Technology Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __AST27X0_INCLUDE_IMAGE_H__
+#define __AST27X0_INCLUDE_IMAGE_H__
+
+#define DRAM_ADDR   0x400000000ULL
+#define FMCCS0      0x100000000ULL
+
+/* FMC v2 */
+/* ASTH */
+#define FMC_HDR_MAGIC 0x48545341
+#define ECC_SIGN_LEN  96
+#define LMS_SIGN_LEN  1620
+#define SHA_DGST_LEN  48
+
+struct hdr_preamble {
+    uint32_t magic;
+    uint32_t version;
+    uint32_t ecc_key_idx;
+    uint32_t lms_key_idx;
+    uint8_t ecc_sig[ECC_SIGN_LEN];
+    uint8_t lms_sig[LMS_SIGN_LEN];
+    uint32_t raz[15];
+};
+
+struct hdr_body {
+    uint32_t svn;
+    uint32_t size;
+    uint8_t dgst[SHA_DGST_LEN];
+    /* 712 bytes */
+    uint8_t reserved[178 * 4];
+};
+
+struct ast_fmc_header {
+    struct hdr_preamble preamble;
+    struct hdr_body body;
+} __attribute__((packed));
+
+struct fmc_img_info {
+    uint64_t payload_start;
+    uint64_t payload_end;
+};
+
+#endif /* __AST27X0_INCLUDE_IMAGE_H__ */