platform/smaug/sys.c

/*
 * Copyright 2014, Google Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *    * Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *    * Redistributions in binary form must reproduce the above
 *      copyright notice, this list of conditions and the following
 *      disclaimer in the documentation and/or other materials provided
 *      with the distribution.
 *    * Neither the name of Google Inc. nor the names of its
 *      contributors may be used to endorse or promote products derived
 *      from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include "mosys/alloc.h"
#include "mosys/platform.h"
#include "smaug.h"

#include "lib/fdt.h"

static char *get_name(struct platform_intf *intf)
{
	char *ret = NULL;

	ret = mosys_strdup(intf->name);

	return ret;
}

static char *get_vendor(struct platform_intf *intf)
{
	char *ret = NULL;

	if (!strncmp(intf->name, "Ryu", strlen(intf->name)))
		ret = mosys_strdup("Google");

	return ret;
}

static char *get_version(struct platform_intf *intf)
{
	uint32_t board_id;
	char revision_str[16];
	char version_str[32];

	if (fdt_get_board_id(&board_id) < 0)
		return NULL;
	snprintf(revision_str, sizeof(revision_str), "rev%u", board_id);

	/* Smaug uses a different format for this string than other platforms */
	snprintf(version_str, sizeof(version_str), "%s-%s",
			"google,smaug", revision_str);

	return mosys_strdup(version_str);
}

struct sys_cb smaug_sys_cb = {
	.name		= &get_name,
	.vendor		= &get_vendor,
	.version	= &get_version,
};