1#- 2# Copyright (C) 2009-2012 Semihalf 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# 14# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24# SUCH DAMAGE. 25# 26# $FreeBSD$ 27 28# NAND bus interface description 29# 30 31#include <sys/bus.h> 32#include <dev/nand/nand.h> 33 34INTERFACE nandbus; 35 36METHOD int get_status { 37 device_t dev; 38 uint8_t * status; 39}; 40 41METHOD void read_buffer { 42 device_t dev; 43 void * buf; 44 uint32_t len; 45}; 46 47METHOD int select_cs { 48 device_t dev; 49 uint8_t cs; 50}; 51 52METHOD int send_command { 53 device_t dev; 54 uint8_t command; 55}; 56 57METHOD int send_address { 58 device_t dev; 59 uint8_t address; 60}; 61 62METHOD int start_command { 63 device_t dev; 64}; 65 66METHOD int wait_ready { 67 device_t dev; 68 uint8_t * status; 69} 70 71METHOD void write_buffer { 72 device_t dev; 73 void * buf; 74 uint32_t len; 75}; 76 77METHOD int get_ecc { 78 device_t dev; 79 void * buf; 80 uint32_t pagesize; 81 void * ecc; 82 int * needwrite; 83}; 84 85METHOD int correct_ecc { 86 device_t dev; 87 void * buf; 88 int pagesize; 89 void * readecc; 90 void * calcecc; 91}; 92 93METHOD void lock { 94 device_t dev; 95}; 96 97METHOD void unlock { 98 device_t dev; 99}; 100 101