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-rw-r--r--src/include/sar.h38
1 files changed, 38 insertions, 0 deletions
diff --git a/src/include/sar.h b/src/include/sar.h
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+++ b/src/include/sar.h
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+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2017 Intel Corp.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+#ifndef _SAR_H_
+#define _SAR_H_
+
+#include <stdint.h>
+
+#define NUM_SAR_LIMITS 4
+#define BYTES_PER_SAR_LIMIT 10
+
+/* Wifi SAR limit table structure */
+struct wifi_sar_limits {
+ /* Total 4 SAR limit sets, each has 10 bytes */
+ uint8_t sar_limit[NUM_SAR_LIMITS][BYTES_PER_SAR_LIMIT];
+};
+
+/*
+ * Retrieve the SAR limits data from VPD and decode it.
+ * sar_limits: Pointer to wifi_sar_limits where the resulted data is stored
+ *
+ * Returns: 0 on success, -1 on errors (The VPD entry doesn't exist, or the
+ * VPD entry contains non-heximal value.)
+ */
+int get_wifi_sar_limits(struct wifi_sar_limits *sar_limits);
+
+#endif /* _SAR_H_ */