1*e83ce340SAdrian Chadd /*- 2*e83ce340SAdrian Chadd * Copyright (c) 2015-2016 Landon Fuller <landon@landonf.org> 3*e83ce340SAdrian Chadd * All rights reserved. 4*e83ce340SAdrian Chadd * 5*e83ce340SAdrian Chadd * Redistribution and use in source and binary forms, with or without 6*e83ce340SAdrian Chadd * modification, are permitted provided that the following conditions 7*e83ce340SAdrian Chadd * are met: 8*e83ce340SAdrian Chadd * 1. Redistributions of source code must retain the above copyright 9*e83ce340SAdrian Chadd * notice, this list of conditions and the following disclaimer, 10*e83ce340SAdrian Chadd * without modification. 11*e83ce340SAdrian Chadd * 2. Redistributions in binary form must reproduce at minimum a disclaimer 12*e83ce340SAdrian Chadd * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any 13*e83ce340SAdrian Chadd * redistribution must be conditioned upon including a substantially 14*e83ce340SAdrian Chadd * similar Disclaimer requirement for further binary redistribution. 15*e83ce340SAdrian Chadd * 16*e83ce340SAdrian Chadd * NO WARRANTY 17*e83ce340SAdrian Chadd * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18*e83ce340SAdrian Chadd * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19*e83ce340SAdrian Chadd * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY 20*e83ce340SAdrian Chadd * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 21*e83ce340SAdrian Chadd * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, 22*e83ce340SAdrian Chadd * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23*e83ce340SAdrian Chadd * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24*e83ce340SAdrian Chadd * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 25*e83ce340SAdrian Chadd * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 26*e83ce340SAdrian Chadd * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 27*e83ce340SAdrian Chadd * THE POSSIBILITY OF SUCH DAMAGES. 28*e83ce340SAdrian Chadd * 29*e83ce340SAdrian Chadd * $FreeBSD$ 30*e83ce340SAdrian Chadd */ 31*e83ce340SAdrian Chadd 32*e83ce340SAdrian Chadd #ifndef _BHND_NVRAM_BHND_SPROM_H_ 33*e83ce340SAdrian Chadd #define _BHND_NVRAM_BHND_SPROM_H_ 34*e83ce340SAdrian Chadd 35*e83ce340SAdrian Chadd struct bhnd_sprom { 36*e83ce340SAdrian Chadd device_t dev; /**< sprom parent device */ 37*e83ce340SAdrian Chadd 38*e83ce340SAdrian Chadd uint8_t sp_rev; /**< sprom revision */ 39*e83ce340SAdrian Chadd 40*e83ce340SAdrian Chadd struct bhnd_resource *sp_res; /**< sprom resource. */ 41*e83ce340SAdrian Chadd bus_size_t sp_res_off; /**< offset to sprom image */ 42*e83ce340SAdrian Chadd 43*e83ce340SAdrian Chadd uint8_t *sp_shadow; /**< sprom shadow */ 44*e83ce340SAdrian Chadd bus_size_t sp_size_max; /**< maximum possible sprom length */ 45*e83ce340SAdrian Chadd size_t sp_size; /**< shadow size */ 46*e83ce340SAdrian Chadd size_t sp_capacity; /**< shadow buffer capacity */ 47*e83ce340SAdrian Chadd }; 48*e83ce340SAdrian Chadd 49*e83ce340SAdrian Chadd int bhnd_sprom_init(struct bhnd_sprom *sprom, struct bhnd_resource *r, 50*e83ce340SAdrian Chadd bus_size_t offset); 51*e83ce340SAdrian Chadd void bhnd_sprom_fini(struct bhnd_sprom *sprom); 52*e83ce340SAdrian Chadd 53*e83ce340SAdrian Chadd int bhnd_sprom_getvar(struct bhnd_sprom *sc, const char *name, void *buf, 54*e83ce340SAdrian Chadd size_t *len); 55*e83ce340SAdrian Chadd int bhnd_sprom_setvar(struct bhnd_sprom *sc, const char *name, 56*e83ce340SAdrian Chadd const void *buf, size_t len); 57*e83ce340SAdrian Chadd 58*e83ce340SAdrian Chadd #endif /* _BHND_NVRAM_BHND_SPROM_H_ */ 59