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/****************************************************************************
* config/sama5d4-ek/src/sam_bringup.c
*
* Copyright (C) 2014 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* 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.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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
* COPYRIGHT OWNER 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.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <sys/mount.h>
#include <stdbool.h>
#include <stdio.h>
#include <errno.h>
#include <debug.h>
#ifdef CONFIG_SYSTEM_USBMONITOR
# include <apps/usbmonitor.h>
#endif
#include <nuttx/fs/ramdisk.h>
#include <nuttx/binfmt/elf.h>
#include "sama5d4-ek.h"
#ifdef HAVE_ROMFS
# include <arch/board/boot_romfsimg.h>
#endif
/****************************************************************************
* Pre-Processor Definitions
****************************************************************************/
#define NSECTORS(n) \
(((n)+CONFIG_SAMA5D4EK_ROMFS_ROMDISK_SECTSIZE-1) / \
CONFIG_SAMA5D4EK_ROMFS_ROMDISK_SECTSIZE)
/* Debug ********************************************************************/
#ifdef CONFIG_BOARD_INITIALIZE
# define SYSLOG lldbg
#else
# define SYSLOG dbg
#endif
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: sam_bringup
*
* Description:
* Bring up board features
*
****************************************************************************/
int sam_bringup(void)
{
#if defined(HAVE_NAND) || defined(HAVE_AT25) || defined(HAVE_HSMCI) || \
defined(HAVE_USBHOST) || defined(HAVE_USBMONITOR) || defined(HAVE_WM8904) || \
defined(HAVE_AUTOMOUNTER) || defined(HAVE_ELF) || defined(HAVE_ROMFS)
int ret;
#endif
#ifdef HAVE_NAND
/* Initialize the NAND driver */
ret = sam_nand_automount(NAND_MINOR);
if (ret < 0)
{
SYSLOG("ERROR: sam_nand_automount failed: %d\n", ret);
}
#endif
#ifdef HAVE_AT25
/* Initialize the AT25 driver */
ret = sam_at25_automount(AT25_MINOR);
if (ret < 0)
{
SYSLOG("ERROR: sam_at25_automount failed: %d\n", ret);
}
#endif
#ifdef HAVE_HSMCI
#ifdef CONFIG_SAMA5_HSMCI0
/* Initialize the HSMCI0 driver */
ret = sam_hsmci_initialize(HSMCI0_SLOTNO, HSMCI0_MINOR);
if (ret < 0)
{
SYSLOG("ERROR: sam_hsmci_initialize(%d,%d) failed: %d\n",
HSMCI0_SLOTNO, HSMCI0_MINOR, ret);
}
#ifdef CONFIG_SAMA5D4EK_HSMCI0_MOUNT
else
{
/* REVISIT: A delay seems to be required here or the mount will fail. */
/* Mount the volume on HSMCI0 */
ret = mount(CONFIG_SAMA5D4EK_HSMCI0_MOUNT_BLKDEV,
CONFIG_SAMA5D4EK_HSMCI0_MOUNT_MOUNTPOINT,
CONFIG_SAMA5D4EK_HSMCI0_MOUNT_FSTYPE,
0, NULL);
if (ret < 0)
{
SYSLOG("ERROR: Failed to mount %s: %d\n",
CONFIG_SAMA5D4EK_HSMCI0_MOUNT_MOUNTPOINT, errno);
}
}
#endif
#endif
#ifdef CONFIG_SAMA5_HSMCI1
/* Initialize the HSMCI1 driver */
ret = sam_hsmci_initialize(HSMCI1_SLOTNO, HSMCI1_MINOR);
if (ret < 0)
{
SYSLOG("ERROR: sam_hsmci_initialize(%d,%d) failed: %d\n",
HSMCI1_SLOTNO, HSMCI1_MINOR, ret);
}
#ifdef CONFIG_SAMA5D4EK_HSMCI1_MOUNT
else
{
/* REVISIT: A delay seems to be required here or the mount will fail. */
/* Mount the volume on HSMCI1 */
ret = mount(CONFIG_SAMA5D4EK_HSMCI1_MOUNT_BLKDEV,
CONFIG_SAMA5D4EK_HSMCI1_MOUNT_MOUNTPOINT,
CONFIG_SAMA5D4EK_HSMCI1_MOUNT_FSTYPE,
0, NULL);
if (ret < 0)
{
SYSLOG("ERROR: Failed to mount %s: %d\n",
CONFIG_SAMA5D4EK_HSMCI1_MOUNT_MOUNTPOINT, errno);
}
}
#endif
#endif
#endif
#ifdef HAVE_AUTOMOUNTER
/* Initialize the auto-mounter */
sam_automount_initialize();
#endif
#ifdef HAVE_ROMFS
/* Create a ROM disk for the /etc filesystem */
ret = romdisk_register(CONFIG_SAMA5D4EK_ROMFS_ROMDISK_MINOR, romfs_img,
NSECTORS(romfs_img_len),
CONFIG_SAMA5D4EK_ROMFS_ROMDISK_SECTSIZE);
if (ret < 0)
{
SYSLOG("ERROR: romdisk_register failed: %d\n", -ret);
}
else
{
/* Mount the file system */
ret = mount(CONFIG_SAMA5D4EK_ROMFS_ROMDISK_DEVNAME,
CONFIG_SAMA5D4EK_ROMFS_MOUNT_MOUNTPOINT,
"romfs", MS_RDONLY, NULL);
if (ret < 0)
{
SYSLOG("ERROR: mount(%s,%s,romfs) failed: %d\n",
CONFIG_SAMA5D4EK_ROMFS_ROMDISK_DEVNAME,
CONFIG_SAMA5D4EK_ROMFS_MOUNT_MOUNTPOINT, errno);
}
}
#endif
#ifdef HAVE_USBHOST
/* Initialize USB host operation. sam_usbhost_initialize() starts a thread
* will monitor for USB connection and disconnection events.
*/
ret = sam_usbhost_initialize();
if (ret != OK)
{
SYSLOG("ERROR: Failed to initialize USB host: %d\n", ret);
}
#endif
#ifdef HAVE_USBMONITOR
/* Start the USB Monitor */
ret = usbmonitor_start(0, NULL);
if (ret != OK)
{
SYSLOG("ERROR: Failed to start the USB monitor: %d\n", ret);
}
#endif
#ifdef HAVE_WM8904
/* Configure WM8904 audio */
ret = sam_wm8904_initialize(0);
if (ret != OK)
{
SYSLOG("ERROR: Failed to initialize WM8904 audio: %d\n", ret);
}
#endif
#ifdef HAVE_AUDIO_NULL
/* Configure the NULL audio device */
ret = sam_audio_null_initialize(0);
if (ret != OK)
{
SYSLOG("ERROR: Failed to initialize the NULL audio device: %d\n", ret);
}
#endif
#ifdef HAVE_ELF
/* Initialize the ELF binary loader */
SYSLOG("Initializing the ELF binary loader\n");
ret = elf_initialize();
if (ret < 0)
{
SYSLOG("ERROR: Initialization of the ELF loader failed: %d\n", ret);
}
#endif
/* If we got here then perhaps not all initialization was successful, but
* at least enough succeeded to bring-up NSH with perhaps reduced
* capabilities.
*/
return OK;
}
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