7f725bcd5c
The NAND Flash environment consists of several distinct components: - NAND framework (drivers harness for NAND controllers and NAND chips) - NAND simulator (NANDsim) - NAND file system (NAND FS) - Companion tools and utilities - Documentation (manual pages) This work is still experimental. Please use with caution. Obtained from: Semihalf Supported by: FreeBSD Foundation, Juniper Networks
101 lines
2.2 KiB
Objective-C
101 lines
2.2 KiB
Objective-C
#-
|
|
# Copyright (C) 2009-2012 Semihalf
|
|
# All rights reserved.
|
|
#
|
|
# Redistribution and use in source and binary forms, with or without
|
|
# modification, are permitted provided that the following conditions
|
|
# are met:
|
|
# 1. Redistributions of source code must retain the above copyright
|
|
# notice, this list of conditions and the following disclaimer.
|
|
# 2. Redistributions in binary form must reproduce the above copyright
|
|
# notice, this list of conditions and the following disclaimer in the
|
|
# documentation and/or other materials provided with the distribution.
|
|
#
|
|
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
|
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
# SUCH DAMAGE.
|
|
#
|
|
# $FreeBSD$
|
|
|
|
# NAND bus interface description
|
|
#
|
|
|
|
#include <sys/bus.h>
|
|
#include <dev/nand/nand.h>
|
|
|
|
INTERFACE nandbus;
|
|
|
|
METHOD int get_status {
|
|
device_t dev;
|
|
uint8_t * status;
|
|
};
|
|
|
|
METHOD void read_buffer {
|
|
device_t dev;
|
|
void * buf;
|
|
uint32_t len;
|
|
};
|
|
|
|
METHOD int select_cs {
|
|
device_t dev;
|
|
uint8_t cs;
|
|
};
|
|
|
|
METHOD int send_command {
|
|
device_t dev;
|
|
uint8_t command;
|
|
};
|
|
|
|
METHOD int send_address {
|
|
device_t dev;
|
|
uint8_t address;
|
|
};
|
|
|
|
METHOD int start_command {
|
|
device_t dev;
|
|
};
|
|
|
|
METHOD int wait_ready {
|
|
device_t dev;
|
|
uint8_t * status;
|
|
}
|
|
|
|
METHOD void write_buffer {
|
|
device_t dev;
|
|
void * buf;
|
|
uint32_t len;
|
|
};
|
|
|
|
METHOD int get_ecc {
|
|
device_t dev;
|
|
void * buf;
|
|
uint32_t pagesize;
|
|
void * ecc;
|
|
int * needwrite;
|
|
};
|
|
|
|
METHOD int correct_ecc {
|
|
device_t dev;
|
|
void * buf;
|
|
int pagesize;
|
|
void * readecc;
|
|
void * calcecc;
|
|
};
|
|
|
|
METHOD void lock {
|
|
device_t dev;
|
|
};
|
|
|
|
METHOD void unlock {
|
|
device_t dev;
|
|
};
|
|
|