coreboot-kgpe-d16/util/intelmetool/rcba.h

/*
 * Copyright (C) 2017  Patrick Rudolph <siro@das-labor.org>
 *
 * 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.
 */

int write_rcba32(uint32_t addr, uint32_t val);
int read_rcba32(uint32_t addr, uint32_t *val);
u32 get_rcba_phys(void);