[SWDEV-553168] Add support for decoding out of band boot time CPER files.

Change-Id: Ic4278698f9c5b5ae56bd56fd43150c0653c1ef05

include/ras-decode/ras_decode_api.h

@@ -0,0 +1,82 @@
+/*
+ * Copyright (c) Advanced Micro Devices, Inc. All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#ifndef RAS_DECODE_API_H
+#define RAS_DECODE_API_H
+
+#include <stdint.h>
+#include <stddef.h>
+#include "aca_version.h"
+#include "json_util.h"
+
+/**
+ * @brief Structure containing decoded error information
+ */
+typedef struct
+{
+    const char *bank_ref;       /**< Reference to bank name string */
+    const char *error_type_ref; /**< Reference to error type string */
+    const char *severity_ref;   /**< Reference to error severity string */
+    const char *category_ref;   /**< Reference to error category string */
+    const char *instance_ref;   /**< Reference to instance name string */
+    int oam;                    /**< OAM value */  
+    int aid;                    /**< AID value */
+    uint64_t raw_status;        /**< Raw status register value */ 
+    uint64_t raw_addr;          /**< Raw address register value */
+    uint64_t raw_ipid;          /**< Raw IPID register value */
+    uint64_t raw_synd;          /**< Raw syndrome register value */
+    uint8_t scrub;              /**< Scrub bit from status */
+    uint8_t poison;             /**< Poison bit from status */
+    uint8_t deferred;           /**< Deferred bit from status */
+    uint8_t error_code_ext;     /**< Extended error code from status */
+} aca_error_info_t;
+
+/**
+ * @brief Decodes the AFID from a register array
+ * @param[in] register_array Pointer to an array of 64-bit register values
+ * @param[in] array_len Size of register array in elements
+ * @param[in] flag Decoder flags
+ * @param[in] hw_revision Hardware revision number
+ * @param[in] register_context_type Register context type (16-bit): 1 for ACA decode, 9 for boot decode
+ * @return AFID value or -1 if decoding fails
+ */
+int decode_afid(const uint64_t *register_array, size_t array_len, uint32_t flag, uint16_t hw_revision, uint16_t register_context_type);
+
+/**
+ * @brief Decodes and returns complete error information from a register array as JSON
+ * @param[in] register_array Pointer to an array of 64-bit register values
+ * @param[in] array_len Size of register array in elements
+ * @param[in] flag Decoder flags
+ * @param[in] hw_revision Hardware revision number
+ * @param[in] register_context_type Register context type (16-bit): 1 for ACA decode, 9 for boot decode
+ * @return JsonValue* containing complete error information, or NULL on failure
+ */
+JsonValue* decode_error_info(const uint64_t *register_array, size_t array_len, uint32_t flag, uint16_t hw_revision, uint16_t register_context_type);
+
+/**
+ * @brief Decodes the AFID from a JSON error object based on error category, type, and severity
+ * @param[in] error_json Pointer to JSON object containing error information
+ * @return AFID value or -1 if decoding fails or JSON is NULL
+ */
+int decode_error_info_afid(JsonValue *error_json);
+
+#endif // RAS_DECODE_API_H