cfi_var.h revision 189606
1/*- 2 * Copyright (c) 2007, Juniper Networks, Inc. 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 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of the author nor the names of any co-contributors 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 22 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 24 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 25 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * $FreeBSD: head/sys/dev/cfi/cfi_var.h 189606 2009-03-09 23:16:02Z sam $ 30 */ 31 32#ifndef _DEV_CFI_VAR_H_ 33#define _DEV_CFI_VAR_H_ 34 35struct cfi_region { 36 u_int r_blocks; 37 u_int r_blksz; 38}; 39 40struct cfi_softc { 41 device_t sc_dev; 42 43 struct resource *sc_res; 44 bus_space_handle_t sc_handle; 45 bus_space_tag_t sc_tag; 46 int sc_rid; 47 48 u_int sc_size; /* Flash size. */ 49 u_int sc_width; /* Interface width. */ 50 u_int sc_regions; /* Erase regions. */ 51 struct cfi_region *sc_region; /* Array of region info. */ 52 53 u_int sc_cmdset; 54 u_int sc_erase_timeout; 55 u_int sc_write_timeout; 56 57 struct cdev *sc_nod; 58 struct proc *sc_opened; /* Process that has us opened. */ 59 60 u_char *sc_wrbuf; 61 u_int sc_wrbufsz; 62 u_int sc_wrofs; 63 u_int sc_writing; 64}; 65 66extern char cfi_driver_name[]; 67extern devclass_t cfi_devclass; 68extern devclass_t cfi_diskclass; 69 70int cfi_probe(device_t); 71int cfi_attach(device_t); 72int cfi_detach(device_t); 73 74uint32_t cfi_read(struct cfi_softc *, u_int); 75uint8_t cfi_read_qry(struct cfi_softc *, u_int); 76int cfi_write_block(struct cfi_softc *); 77int cfi_block_start(struct cfi_softc *, u_int); 78int cfi_block_finish(struct cfi_softc *); 79 80#ifdef CFI_SUPPORT_STRATAFLASH 81int cfi_intel_get_factory_pr(struct cfi_softc *sc, uint64_t *); 82int cfi_intel_get_oem_pr(struct cfi_softc *sc, uint64_t *); 83int cfi_intel_set_oem_pr(struct cfi_softc *sc, uint64_t); 84int cfi_intel_get_plr(struct cfi_softc *sc, uint32_t *); 85int cfi_intel_set_plr(struct cfi_softc *sc); 86#endif /* CFI_SUPPORT_STRATAFLASH */ 87#endif /* _DEV_CFI_VAR_H_ */ 88