1 /*- 2 * Copyright (c) 2015-2016 Landon Fuller <landon@landonf.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification. 11 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 12 * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any 13 * redistribution must be conditioned upon including a substantially 14 * similar Disclaimer requirement for further binary redistribution. 15 * 16 * NO WARRANTY 17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19 * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY 20 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 21 * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, 22 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 25 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 27 * THE POSSIBILITY OF SUCH DAMAGES. 28 * 29 * $FreeBSD$ 30 */ 31 32 #ifndef _BHND_NVRAM_BHND_NVRAM_H_ 33 #define _BHND_NVRAM_BHND_NVRAM_H_ 34 35 /** 36 * NVRAM data sources supported by bhnd(4) devices. 37 */ 38 typedef enum { 39 BHND_NVRAM_SRC_CIS, /**< Default CIS source; this may 40 * apply, for example, to PCMCIA cards 41 * vending Broadcom NVRAM data via 42 * their standard CIS table. */ 43 44 BHND_NVRAM_SRC_OTP, /**< On-chip one-time-programmable 45 * memory. */ 46 47 BHND_NVRAM_SRC_NFLASH, /**< External flash device accessible 48 * via on-chip flash core, such 49 * as the NAND/QSPI controller cores 50 * used on Northstar devices to access 51 * NVRAM. */ 52 BHND_NVRAM_SRC_SPROM, /**< External serial EEPROM. */ 53 54 BHND_NVRAM_SRC_NONE /**< No NVRAM source is directly 55 * attached. This is used on devices 56 * attached via PCI(e) to BHND SoCs, 57 * where to avoid unnecessary flash 58 * hardware, NVRAM configuration for 59 * individual devices is provided by 60 * hardware attached to the SoC 61 * itself. 62 */ 63 } bhnd_nvram_src_t; 64 65 #endif /* _BHND_NVRAM_BHND_NVRAM_H_ */