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+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2018 Google LLC
+ *
+ * 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 EC_GOOGLE_WILCO_COMMANDS_H
+#define EC_GOOGLE_WILCO_COMMANDS_H
+
+#include <stdint.h>
+
+enum {
+ /* Retrieve information about the EC */
+ KB_EC_INFO = 0x38,
+ /* Set ACPI mode on or off */
+ KB_ACPI = 0x3a,
+ /* Manage the EC power button passthru to the host */
+ KB_POWER_BUTTON_TO_HOST = 0x3e,
+};
+
+enum set_acpi_mode_cmd {
+ ACPI_OFF = 0,
+ ACPI_ON
+};
+
+/*
+ * EC Information
+ */
+
+enum get_ec_info_cmd {
+ GET_EC_LABEL = 0,
+ GET_EC_SVN_REV,
+ GET_EC_MODEL_NO,
+ GET_EC_BUILD_DATE
+};
+
+#define EC_INFO_MAX_SIZE 9
+struct ec_response_get_ec_info {
+ char data[EC_INFO_MAX_SIZE]; /* ASCII NUL terminated string */
+};
+
+/**
+ * wilco_ec_get_info
+ *
+ * Read a specific information string from the EC and return it in
+ * the caller-provided buffer of at least EC_INFO_MAX_SIZE bytes.
+ *
+ * @cmd: Information to retrieve
+ * @info: Character array of EC_INFO_MAX_SIZE bytes
+ *
+ * Returns 0 if successful and resulting string is in 'info'
+ * Returns -1 if the EC command fails
+ */
+int wilco_ec_get_info(enum get_ec_info_cmd cmd, char *info);
+
+/**
+ * wilco_ec_print_all_info
+ *
+ * Retrieve and print all the information strings from the EC:
+ *
+ * GET_EC_LABEL
+ * GET_EC_SVN_REV
+ * GET_EC_MODEL_NO
+ * GET_EC_BUILD_DATE
+ */
+void wilco_ec_print_all_info(void);
+
+#endif /* EC_GOOGLE_WILCO_COMMANDS_H */