incubator-nuttx/drivers/mtd/rpmsgmtd.h

114 lines
3.8 KiB
C

/****************************************************************************
* drivers/mtd/rpmsgmtd.h
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
#ifndef __DRIVERS_MTD_RPMSGMTD_H
#define __DRIVERS_MTD_RPMSGMTD_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/compiler.h>
#include <sys/types.h>
#include <sys/param.h>
/****************************************************************************
* Pre-processor definitions
****************************************************************************/
#define RPMSGMTD_NAME_PREFIX "rpmsgmtd-"
#define RPMSGMTD_NAME_PREFIX_LEN 9
#define RPMSGMTD_NAME_MAX 32
#define RPMSGMTD_ERASE 1
#define RPMSGMTD_BREAD 2
#define RPMSGMTD_BWRITE 3
#define RPMSGMTD_READ 4
#define RPMSGMTD_WRITE 5
#define RPMSGMTD_GEOMETRY 6
#define RPMSGMTD_IOCTL 7
/****************************************************************************
* Public Types
****************************************************************************/
begin_packed_struct struct rpmsgmtd_header_s
{
uint32_t command;
int32_t result;
uint64_t cookie;
} end_packed_struct;
begin_packed_struct struct rpmsgmtd_erase_s
{
struct rpmsgmtd_header_s header;
int64_t startblock;
uint64_t nblocks;
} end_packed_struct;
begin_packed_struct struct rpmsgmtd_bread_s
{
struct rpmsgmtd_header_s header;
int64_t startblock;
uint64_t nblocks;
uint32_t blocksize;
uint8_t buf[1];
} end_packed_struct;
#define rpmsgmtd_bwrite_s rpmsgmtd_bread_s
begin_packed_struct struct rpmsgmtd_read_s
{
struct rpmsgmtd_header_s header;
int64_t offset;
uint64_t nbytes;
uint8_t buf[1];
} end_packed_struct;
#define rpmsgmtd_write_s rpmsgmtd_read_s
begin_packed_struct struct rpmsgmtd_geometry_s
{
struct rpmsgmtd_header_s header;
uint32_t blocksize;
uint32_t erasesize;
uint32_t neraseblocks;
char model[RPMSGMTD_NAME_MAX + 1];
} end_packed_struct;
begin_packed_struct struct rpmsgmtd_ioctl_s
{
struct rpmsgmtd_header_s header;
int32_t request;
uint64_t arg;
uint32_t arglen;
uint8_t buf[1];
} end_packed_struct;
/****************************************************************************
* Internal function prototypes
****************************************************************************/
/****************************************************************************
* Internal data
****************************************************************************/
#endif /* __DRIVERS_MTD_RPMSGMTD_H */