6bc7a448de
Gregory Nutt is has submitted the SGA as a result we can migrate the licenses to Apache. Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
118 lines
3.9 KiB
C
118 lines
3.9 KiB
C
/****************************************************************************
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* apps/examples/bastest/bastest_main.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <sys/mount.h>
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#include <sys/boardctl.h>
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#include <stdio.h>
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#include <string.h>
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#include <errno.h>
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#include <nuttx/drivers/ramdisk.h>
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#include "romfs.h"
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* Check configuration. This is not all of the configuration settings that
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* are required -- only the more obvious.
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*/
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#ifndef CONFIG_FS_ROMFS
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# error "You must select CONFIG_FS_ROMFS in your configuration file"
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#endif
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#ifdef CONFIG_DISABLE_MOUNTPOINT
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# error "You must not disable mountpoints via CONFIG_DISABLE_MOUNTPOINT in your configuration file"
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#endif
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/* Describe the ROMFS file system */
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#define SECTORSIZE 512
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#define NSECTORS(b) (((b)+SECTORSIZE-1)/SECTORSIZE)
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#define MOUNTPT "/mnt/romfs"
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#ifndef CONFIG_EXAMPLES_BASTEST_DEVMINOR
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# define CONFIG_EXAMPLES_BASTEST_DEVMINOR 0
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#endif
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#ifndef CONFIG_EXAMPLES_BASTEST_DEVPATH
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# define CONFIG_EXAMPLES_BASTEST_DEVPATH "/dev/ram0"
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#endif
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/****************************************************************************
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* Private Data
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****************************************************************************/
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* bastest_main
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****************************************************************************/
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int main(int argc, FAR char *argv[])
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{
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int ret;
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struct boardioc_romdisk_s desc;
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/* Create a ROM disk for the ROMFS filesystem */
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printf("Registering romdisk at /dev/ram%d\n",
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CONFIG_EXAMPLES_BASTEST_DEVMINOR);
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desc.minor = CONFIG_EXAMPLES_BASTEST_DEVMINOR; /* Minor device number of the ROM disk. */
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desc.nsectors = NSECTORS(romfs_img_len); /* The number of sectors in the ROM disk */
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desc.sectsize = SECTORSIZE; /* The size of one sector in bytes */
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desc.image = (FAR uint8_t *)romfs_img; /* File system image */
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ret = boardctl(BOARDIOC_ROMDISK, (uintptr_t)&desc);
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if (ret < 0)
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{
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fprintf(stderr, "ERROR: romdisk_register failed: %s\n",
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strerror(errno));
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return 1;
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}
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/* Mount the file system */
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printf("Mounting ROMFS filesystem at target=%s with source=%s\n",
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MOUNTPT, CONFIG_EXAMPLES_BASTEST_DEVPATH);
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ret = mount(CONFIG_EXAMPLES_BASTEST_DEVPATH, MOUNTPT, "romfs",
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MS_RDONLY, NULL);
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if (ret < 0)
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{
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fprintf(stderr, "ERROR: mount(%s,%s,romfs) failed: %s\n",
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CONFIG_EXAMPLES_BASTEST_DEVPATH, MOUNTPT, strerror(errno));
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return 1;
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}
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return 0;
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}
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