int mtdpart_main(int argc, char *argv[])
{
FAR struct mtd_dev_s *master;
FAR struct mtd_dev_s *part[CONFIG_EXAMPLES_MTDPART_NPARTITIONS];
FAR struct mtd_geometry_s geo;
FAR uint32_t *buffer;
char blockname[32];
char charname[32];
size_t partsize;
ssize_t nbytes;
off_t nblocks;
off_t offset;
off_t check;
off_t sectoff;
off_t seekpos;
unsigned int blkpererase;
int fd;
int i;
int j;
int k;
int ret;
/* Create and initialize a RAM MTD FLASH driver instance */
#ifdef CONFIG_EXAMPLES_MTDPART_ARCHINIT
master = mtdpart_archinitialize();
#else
master = rammtd_initialize(g_simflash, MTDPART_BUFSIZE);
#endif
if (!master)
{
message("ERROR: Failed to create RAM MTD instance\n");
msgflush();
exit(1);
}
/* Perform the IOCTL to erase the entire FLASH part */
ret = master->ioctl(master, MTDIOC_BULKERASE, 0);
if (ret < 0)
{
message("ERROR: MTDIOC_BULKERASE ioctl failed: %d\n", ret);
}
/* Initialize to provide an FTL block driver on the MTD FLASH interface.
*
* NOTE: We could just skip all of this FTL and BCH stuff. We could
* instead just use the MTD drivers bwrite and bread to perform this
* test. Creating the character drivers, however, makes this test more
* interesting.
*/
ret = ftl_initialize(0, master);
if (ret < 0)
{
message("ERROR: ftl_initialize /dev/mtdblock0 failed: %d\n", ret);
msgflush();
exit(2);
}
/* Now create a character device on the block device */
ret = bchdev_register("/dev/mtdblock0", "/dev/mtd0", false);
if (ret < 0)
{
message("ERROR: bchdev_register /dev/mtd0 failed: %d\n", ret);
msgflush();
exit(3);
}
/* Get the geometry of the FLASH device */
ret = master->ioctl(master, MTDIOC_GEOMETRY, (unsigned long)((uintptr_t)&geo));
if (ret < 0)
{
fdbg("ERROR: mtd->ioctl failed: %d\n", ret);
exit(3);
}
message("Flash Geometry:\n");
message(" blocksize: %lu\n", (unsigned long)geo.blocksize);
message(" erasesize: %lu\n", (unsigned long)geo.erasesize);
message(" neraseblocks: %lu\n", (unsigned long)geo.neraseblocks);
/* Determine the size of each partition. Make each partition an even
* multiple of the erase block size (perhaps not using some space at the
* end of the FLASH).
*/
blkpererase = geo.erasesize / geo.blocksize;
nblocks = (geo.neraseblocks / CONFIG_EXAMPLES_MTDPART_NPARTITIONS) * blkpererase;
partsize = nblocks * geo.blocksize;
message(" No. partitions: %u\n", CONFIG_EXAMPLES_MTDPART_NPARTITIONS);
message(" Partition size: %lu Blocks (%lu bytes)\n", nblocks, partsize);
/* Now create MTD FLASH partitions */
message("Creating partitions\n");
for (offset = 0, i = 1;
i <= CONFIG_EXAMPLES_MTDPART_NPARTITIONS;
offset += nblocks, i++)
{
message(" Partition %d. Block offset=%lu, size=%lu\n",
i, (unsigned long)offset, (unsigned long)nblocks);
/* Create the partition */
part[i] = mtd_partition(master, offset, nblocks);
if (!part[i])
{
message("ERROR: mtd_partition failed. offset=%lu nblocks=%lu\n",
(unsigned long)offset, (unsigned long)nblocks);
msgflush();
exit(4);
}
/* Initialize to provide an FTL block driver on the MTD FLASH interface */
snprintf(blockname, 32, "/dev/mtdblock%d", i);
snprintf(charname, 32, "/dev/mtd%d", i);
ret = ftl_initialize(i, part[i]);
if (ret < 0)
{
message("ERROR: ftl_initialize %s failed: %d\n", blockname, ret);
msgflush();
exit(5);
}
/* Now create a character device on the block device */
ret = bchdev_register(blockname, charname, false);
if (ret < 0)
{
message("ERROR: bchdev_register %s failed: %d\n", charname, ret);
msgflush();
exit(6);
}
}
/* Allocate a buffer */
buffer = (FAR uint32_t *)malloc(geo.blocksize);
if (!buffer)
{
message("ERROR: failed to allocate a sector buffer\n");
msgflush();
exit(7);
}
/* Open the master MTD FLASH character driver for writing */
fd = open("/dev/mtd0", O_WRONLY);
if (fd < 0)
{
message("ERROR: open /dev/mtd0 failed: %d\n", errno);
msgflush();
exit(8);
}
/* Now write the offset into every block */
message("Initializing media:\n");
offset = 0;
for (i = 0; i < geo.neraseblocks; i++)
{
for (j = 0; j < blkpererase; j++)
{
/* Fill the block with the offset */
for (k = 0; k < geo.blocksize / sizeof(uint32_t); k++)
{
buffer[k] = offset;
offset += 4;
}
/* And write it using the character driver */
nbytes = write(fd, buffer, geo.blocksize);
if (nbytes < 0)
{
message("ERROR: write to /dev/mtd0 failed: %d\n", errno);
msgflush();
exit(9);
}
}
}
close(fd);
/* Now read each partition */
message("Checking partitions:\n");
for (offset = 0, i = 1;
i <= CONFIG_EXAMPLES_MTDPART_NPARTITIONS;
offset += partsize, i++)
{
message(" Partition %d. Byte offset=%lu, size=%lu\n",
i, (unsigned long)offset, (unsigned long)partsize);
/* Open the master MTD partition character driver for writing */
snprintf(charname, 32, "/dev/mtd%d", i);
fd = open(charname, O_RDWR);
if (fd < 0)
{
message("ERROR: open %s failed: %d\n", charname, errno);
msgflush();
exit(10);
}
/* Now verify the offset in every block */
check = offset;
sectoff = 0;
for (j = 0; j < nblocks; j++)
{
#if 0 /* Too much */
message(" block=%u offset=%lu\n", j, (unsigned long) check);
#endif
/* Seek to the next read position */
seekpos = lseek(fd, sectoff, SEEK_SET);
if (seekpos != sectoff)
{
message("ERROR: lseek to offset %ld failed: %d\n",
(unsigned long)sectoff, errno);
msgflush();
exit(11);
}
/* Read the next block into memory */
nbytes = read(fd, buffer, geo.blocksize);
if (nbytes < 0)
{
message("ERROR: read from %s failed: %d\n", charname, errno);
msgflush();
exit(12);
}
else if (nbytes == 0)
{
message("ERROR: Unexpected end-of file in %s\n", charname);
msgflush();
exit(13);
}
else if (nbytes != geo.blocksize)
{
message("ERROR: Unexpected read size from %s: %ld\n",
charname, (unsigned long)nbytes);
msgflush();
exit(14);
}
/* Since we forced the size of the partition to be an even number
* of erase blocks, we do not expect to encounter the end of file
* indication.
*/
else if (nbytes == 0)
{
message("ERROR: Unexpected end of file on %s\n", charname);
msgflush();
exit(15);
}
/* This is not expected at all */
else if (nbytes != geo.blocksize)
{
message("ERROR: Short read from %s failed: %lu\n",
charname, (unsigned long)nbytes);
msgflush();
exit(16);
}
/* Verfy the offsets in the block */
for (k = 0; k < geo.blocksize / sizeof(uint32_t); k++)
{
if (buffer[k] != check)
{
message("ERROR: Bad offset %lu, expected %lu\n",
(long)buffer[k], (long)check);
msgflush();
exit(17);
}
/* Invert the value to indicate that we have verified
* this value.
*/
buffer[k] = ~check;
check += sizeof(uint32_t);
}
/* Seek to the next write position */
seekpos = lseek(fd, sectoff, SEEK_SET);
if (seekpos != sectoff)
{
message("ERROR: lseek to offset %ld failed: %d\n",
(unsigned long)sectoff, errno);
msgflush();
exit(18);
}
/* Now write the block back to FLASH with the modified value */
nbytes = write(fd, buffer, geo.blocksize);
if (nbytes < 0)
{
message("ERROR: write to %s failed: %d\n", charname, errno);
msgflush();
exit(19);
}
else if (nbytes != geo.blocksize)
{
message("ERROR: Unexpected write size to %s: %ld\n",
charname, (unsigned long)nbytes);
msgflush();
exit(20);
}
/* Get the offset to the next block */
sectoff += geo.blocksize;
}
/* Try reading one more time. We should get the end of file */
nbytes = read(fd, buffer, geo.blocksize);
if (nbytes != 0)
{
message("ERROR: Expected end-of-file from %s failed: %d %d\n",
charname, nbytes, errno);
msgflush();
exit(22);
}
close(fd);
}
/* Now verify that all of the verifed blocks appear where we thing they
* should on the device.
*/
message("Verfying media:\n");
fd = open("/dev/mtd0", O_RDONLY);
if (fd < 0)
{
message("ERROR: open /dev/mtd0 failed: %d\n", errno);
msgflush();
exit(23);
}
offset = 0;
check = 0;
for (i = 0; i < nblocks * CONFIG_EXAMPLES_MTDPART_NPARTITIONS; i++)
{
/* Read the next block into memory */
nbytes = read(fd, buffer, geo.blocksize);
if (nbytes < 0)
{
message("ERROR: read from %s failed: %d\n", charname, errno);
msgflush();
exit(24);
}
else if (nbytes == 0)
{
message("ERROR: Unexpected end-of file in %s\n", charname);
msgflush();
exit(25);
}
else if (nbytes != geo.blocksize)
{
message("ERROR: Unexpected read size from %s: %ld\n",
charname, (unsigned long)nbytes);
msgflush();
exit(26);
}
/* Verfy the values in the block */
for (k = 0; k < geo.blocksize / sizeof(uint32_t); k++)
{
if (buffer[k] != ~check)
{
message("ERROR: Bad value %lu, expected %lu\n",
(long)buffer[k], (long)(~check));
msgflush();
exit(27);
}
check += sizeof(uint32_t);
}
}
close(fd);
/* And exit without bothering to clean up */
message("PASS: Everything looks good\n");
msgflush();
return 0;
}
static void
mtd_start(char *partition_names[], unsigned n_partitions)
{
int ret;
if (started)
errx(1, "mtd already mounted");
if (!attached) {
#ifdef CONFIG_ARCH_BOARD_PX4FMU_V1
at24xxx_attach();
#else
#if defined(CONFIG_ARCH_BOARD_AERODROID)
#ifdef CONFIG_RAMTRON_FUJITSU
ramtron_attach();
#else
spansion_attach();
#endif
#else
ramtron_attach();
#endif
#endif
}
if (!mtd_dev) {
warnx("ERROR: Failed to create RAMTRON FRAM MTD instance");
exit(1);
}
unsigned long blocksize, erasesize, neraseblocks;
unsigned blkpererase, nblocks, partsize;
ret = mtd_get_geometry(&blocksize, &erasesize, &neraseblocks, &blkpererase, &nblocks, &partsize, n_partitions);
if (ret)
exit(3);
/* Now create MTD FLASH partitions */
FAR struct mtd_dev_s *part[n_partitions];
char blockname[32];
unsigned offset;
unsigned i;
for (offset = 0, i = 0; i < n_partitions; offset += nblocks, i++) {
/* Create the partition */
part[i] = mtd_partition(mtd_dev, offset, nblocks);
if (!part[i]) {
warnx("ERROR: mtd_partition failed. offset=%lu nblocks=%lu",
(unsigned long)offset, (unsigned long)nblocks);
exit(4);
}
/* Initialize to provide an FTL block driver on the MTD FLASH interface */
snprintf(blockname, sizeof(blockname), "/dev/mtdblock%d", i);
ret = ftl_initialize(i, part[i]);
if (ret < 0) {
warnx("ERROR: ftl_initialize %s failed: %d", blockname, ret);
exit(5);
}
/* Now create a character device on the block device */
ret = bchdev_register(blockname, partition_names[i], false);
if (ret < 0) {
warnx("ERROR: bchdev_register %s failed: %d", partition_names[i], ret);
exit(6);
}
}
n_partitions_current = n_partitions;
started = true;
exit(0);
}
int sam_bringup(void)
{
#ifdef HAVE_PROGMEM_CHARDEV
FAR struct mtd_dev_s *mtd;
char blockdev[18];
char chardev[12];
#endif
int ret;
/* Register I2C drivers on behalf of the I2C tool */
sam_i2ctool();
#ifdef HAVE_MACADDR
/* Read the Ethernet MAC address from the AT24 FLASH and configure the
* Ethernet driver with that address.
*/
ret = sam_emac0_setmac();
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: sam_emac0_setmac() failed: %d\n", ret);
}
#endif
#ifdef CONFIG_FS_PROCFS
/* Mount the procfs file system */
ret = mount(NULL, SAME70_PROCFS_MOUNTPOINT, "procfs", 0, NULL);
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: Failed to mount procfs at %s: %d\n",
SAME70_PROCFS_MOUNTPOINT, ret);
}
#endif
#ifdef HAVE_MTDCONFIG
/* Create an AT24xx-based MTD configuration device for storage device
* configuration information.
*/
ret = sam_at24config();
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: sam_at24config() failed: %d\n", ret);
}
#endif
#ifdef HAVE_HSMCI
/* Initialize the HSMCI0 driver */
ret = sam_hsmci_initialize(HSMCI0_SLOTNO, HSMCI0_MINOR);
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: sam_hsmci_initialize(%d,%d) failed: %d\n",
HSMCI0_SLOTNO, HSMCI0_MINOR, ret);
}
#ifdef CONFIG_SAME70XPLAINED_HSMCI0_MOUNT
else
{
/* REVISIT: A delay seems to be required here or the mount will fail. */
/* Mount the volume on HSMCI0 */
ret = mount(CONFIG_SAME70XPLAINED_HSMCI0_MOUNT_BLKDEV,
CONFIG_SAME70XPLAINED_HSMCI0_MOUNT_MOUNTPOINT,
CONFIG_SAME70XPLAINED_HSMCI0_MOUNT_FSTYPE,
0, NULL);
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: Failed to mount %s: %d\n",
CONFIG_SAME70XPLAINED_HSMCI0_MOUNT_MOUNTPOINT, errno);
}
}
#endif /* CONFIG_SAME70XPLAINED_HSMCI0_MOUNT */
#endif /* HAVE_HSMCI */
#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_SAME70XPLAINED_ROMFS_ROMDISK_MINOR, romfs_img,
NSECTORS(romfs_img_len),
CONFIG_SAME70XPLAINED_ROMFS_ROMDISK_SECTSIZE);
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: romdisk_register failed: %d\n", -ret);
}
else
{
/* Mount the file system */
ret = mount(CONFIG_SAME70XPLAINED_ROMFS_ROMDISK_DEVNAME,
CONFIG_SAME70XPLAINED_ROMFS_MOUNT_MOUNTPOINT,
"romfs", MS_RDONLY, NULL);
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: mount(%s,%s,romfs) failed: %d\n",
CONFIG_SAME70XPLAINED_ROMFS_ROMDISK_DEVNAME,
CONFIG_SAME70XPLAINED_ROMFS_MOUNT_MOUNTPOINT, errno);
}
}
#endif
#ifdef HAVE_PROGMEM_CHARDEV
/* Initialize the SAME70 FLASH programming memory library */
sam_progmem_initialize();
/* Create an instance of the SAME70 FLASH program memory device driver */
mtd = progmem_initialize();
if (!mtd)
{
syslog(LOG_ERR, "ERROR: progmem_initialize failed\n");
}
/* Use the FTL layer to wrap the MTD driver as a block driver */
ret = ftl_initialize(PROGMEM_MTD_MINOR, mtd);
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: Failed to initialize the FTL layer: %d\n", ret);
return ret;
}
/* Use the minor number to create device paths */
snprintf(blockdev, 18, "/dev/mtdblock%d", PROGMEM_MTD_MINOR);
snprintf(chardev, 12, "/dev/mtd%d", PROGMEM_MTD_MINOR);
/* Now create a character device on the block device */
ret = bchdev_register(blockdev, chardev, false);
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: bchdev_register %s failed: %d\n", chardev, ret);
return ret;
}
#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(LOG_ERR, "ERROR: Failed to initialize USB host: %d\n", ret);
}
#endif
#ifdef HAVE_USBMONITOR
/* Start the USB Monitor */
ret = usbmonitor_start();
if (ret != OK)
{
syslog(LOG_ERR, "ERROR: Failed to start the USB monitor: %d\n", ret);
}
#endif
#ifdef CONFIG_SAMV7_MCAN
/* Initialize CAN and register the CAN driver. */
ret = sam_can_setup();
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: sam_can_setup failed: %d\n", ret);
}
#endif
#ifdef HAVE_ELF
/* Initialize the ELF binary loader */
syslog(LOG_ERR, "Initializing the ELF binary loader\n");
ret = elf_initialize();
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: Initialization of the ELF loader failed: %d\n", ret);
}
#endif
#if defined(CONFIG_SAMV7_DAC0) || defined(CONFIG_SAMV7_DAC1)
ret = sam_dacdev_initialize();
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: Initialization of the DAC module 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.
*/
UNUSED(ret);
return OK;
}
int block_proxy(FAR const char *blkdev, int oflags)
{
FAR char *chardev;
bool readonly;
int ret;
int fd;
DEBUGASSERT(blkdev);
/* Create a unique temporary file name for the character device */
chardev = unique_chardev();
if (chardev == NULL)
{
ferr("ERROR: Failed to create temporary device name\n");
return -ENOMEM;
}
/* Should this character driver be read-only? */
readonly = ((oflags & O_WROK) == 0);
/* Wrap the block driver with an instance of the BCH driver */
ret = bchdev_register(blkdev, chardev, readonly);
if (ret < 0)
{
ferr("ERROR: bchdev_register(%s, %s) failed: %d\n",
blkdev, chardev, ret);
goto errout_with_chardev;
}
/* Open the newly created character driver */
oflags &= ~(O_CREAT | O_EXCL | O_APPEND | O_TRUNC);
fd = open(chardev, oflags);
if (fd < 0)
{
ret = -errno;
ferr("ERROR: Failed to open %s: %d\n", chardev, ret);
goto errout_with_bchdev;
}
/* Unlink the character device name. The driver instance will persist,
* provided that CONFIG_DISABLE_PSEUDOFS_OPERATIONS=y (otherwise, we have
* a problem here!)
*/
ret = unlink(chardev);
if (ret < 0)
{
ret = -errno;
ferr("ERROR: Failed to unlink %s: %d\n", chardev, ret);
}
/* Free the allocate character driver name and return the open file
* descriptor.
*/
kmm_free(chardev);
return fd;
errout_with_bchdev:
(void)unlink(chardev);
errout_with_chardev:
kmm_free(chardev);
return ret;
}
int board_app_initialize(uintptr_t arg)
{
#ifdef HAVE_RTC_DRIVER
FAR struct rtc_lowerhalf_s *rtclower;
#endif
#if defined(HAVE_N25QXXX)
FAR struct mtd_dev_s *mtd_temp;
#endif
#if defined(HAVE_N25QXXX_CHARDEV)
char blockdev[18];
char chardev[12];
#endif
int ret;
(void)ret;
#ifdef HAVE_PROC
/* mount the proc filesystem */
syslog(LOG_INFO, "Mounting procfs to /proc\n");
ret = mount(NULL, CONFIG_NSH_PROC_MOUNTPOINT, "procfs", 0, NULL);
if (ret < 0)
{
syslog(LOG_ERR,
"ERROR: Failed to mount the PROC filesystem: %d (%d)\n",
ret, errno);
return ret;
}
#endif
#ifdef HAVE_RTC_DRIVER
/* Instantiate the STM32 lower-half RTC driver */
rtclower = stm32l4_rtc_lowerhalf();
if (!rtclower)
{
serr("ERROR: Failed to instantiate the RTC lower-half driver\n");
return -ENOMEM;
}
else
{
/* Bind the lower half driver and register the combined RTC driver
* as /dev/rtc0
*/
ret = rtc_initialize(0, rtclower);
if (ret < 0)
{
serr("ERROR: Failed to bind/register the RTC driver: %d\n", ret);
return ret;
}
}
#endif
#ifdef HAVE_N25QXXX
/* Create an instance of the STM32L4 QSPI device driver */
g_qspi = stm32l4_qspi_initialize(0);
if (!g_qspi)
{
_err("ERROR: stm32l4_qspi_initialize failed\n");
return ret;
}
else
{
/* Use the QSPI device instance to initialize the
* N25QXXX device.
*/
mtd_temp = n25qxxx_initialize(g_qspi, true);
if (!mtd_temp)
{
_err("ERROR: n25qxxx_initialize failed\n");
return ret;
}
g_mtd_fs = mtd_temp;
#ifdef CONFIG_MTD_PARTITION
{
FAR struct mtd_geometry_s geo;
off_t nblocks;
/* Setup a partition of 256KiB for our file system. */
ret = MTD_IOCTL(g_mtd_fs, MTDIOC_GEOMETRY, (unsigned long)(uintptr_t)&geo);
if (ret < 0)
{
_err("ERROR: MTDIOC_GEOMETRY failed\n");
return ret;
}
nblocks = (256*1024) / geo.blocksize;
mtd_temp = mtd_partition(g_mtd_fs, 0, nblocks);
if (!mtd_temp)
{
_err("ERROR: mtd_partition failed\n");
return ret;
}
g_mtd_fs = mtd_temp;
}
#endif
#ifdef HAVE_N25QXXX_SMARTFS
/* Configure the device with no partition support */
ret = smart_initialize(N25QXXX_SMART_MINOR, g_mtd_fs, NULL);
if (ret != OK)
{
_err("ERROR: Failed to initialize SmartFS: %d\n", ret);
}
#elif defined(HAVE_N25QXXX_NXFFS)
/* Initialize to provide NXFFS on the N25QXXX MTD interface */
ret = nxffs_initialize(g_mtd_fs);
if (ret < 0)
{
_err("ERROR: NXFFS initialization failed: %d\n", ret);
}
/* Mount the file system at /mnt/nxffs */
ret = mount(NULL, "/mnt/nxffs", "nxffs", 0, NULL);
if (ret < 0)
{
_err("ERROR: Failed to mount the NXFFS volume: %d\n", errno);
return ret;
}
#else /* if defined(HAVE_N25QXXX_CHARDEV) */
/* Use the FTL layer to wrap the MTD driver as a block driver */
ret = ftl_initialize(N25QXXX_MTD_MINOR, g_mtd_fs);
if (ret < 0)
{
_err("ERROR: Failed to initialize the FTL layer: %d\n", ret);
return ret;
}
/* Use the minor number to create device paths */
snprintf(blockdev, 18, "/dev/mtdblock%d", N25QXXX_MTD_MINOR);
snprintf(chardev, 12, "/dev/mtd%d", N25QXXX_MTD_MINOR);
/* Now create a character device on the block device */
/* NOTE: for this to work, you will need to make sure that
* CONFIG_FS_WRITABLE is set in the config. It's not a user-
* visible setting, but you can make it set by selecting an
* arbitrary writable file system (you don't have to actually
* use it, just select it so that the block device created via
* ftl_initialize() will be writable).
*/
ret = bchdev_register(blockdev, chardev, false);
if (ret < 0)
{
_err("ERROR: bchdev_register %s failed: %d\n", chardev, ret);
return ret;
}
#endif
}
#endif
#ifdef HAVE_USBHOST
/* Initialize USB host operation. stm32l4_usbhost_initialize() starts a thread
* will monitor for USB connection and disconnection events.
*/
ret = stm32l4_usbhost_initialize();
if (ret != OK)
{
udbg("ERROR: Failed to initialize USB host: %d\n", ret);
return ret;
}
#endif
#ifdef HAVE_USBMONITOR
/* Start the USB Monitor */
ret = usbmonitor_start(0, NULL);
if (ret != OK)
{
udbg("ERROR: Failed to start USB monitor: %d\n", ret);
return ret;
}
#endif
return OK;
}
int sam_bringup(void)
{
#ifdef HAVE_S25FL1
FAR struct qspi_dev_s *qspi;
#endif
#if defined(HAVE_S25FL1) || defined(HAVE_PROGMEM_CHARDEV)
FAR struct mtd_dev_s *mtd;
#endif
#if defined(HAVE_RTC_DSXXXX) || defined(HAVE_RTC_PCF85263)
FAR struct i2c_master_s *i2c;
#endif
#if defined(HAVE_S25FL1_CHARDEV) || defined(HAVE_PROGMEM_CHARDEV)
char blockdev[18];
char chardev[12];
#endif
int ret;
/* Register I2C drivers on behalf of the I2C tool */
sam_i2ctool();
#if defined(HAVE_RTC_PCF85263)
/* Get an instance of the TWIHS0 I2C interface */
i2c = sam_i2cbus_initialize(PCF85263_TWI_BUS);
if (i2c == NULL)
{
SYSLOG("ERROR: sam_i2cbus_initialize(%d) failed\n", PCF85263_TWI_BUS);
}
else
{
/* Use the I2C interface to initialize the PCF2863 timer */
ret = pcf85263_rtc_initialize(i2c);
if (ret < 0)
{
SYSLOG("ERROR: pcf85263_rtc_initialize() failed: %d\n", ret);
}
else
{
/* Synchronize the system time to the RTC time */
clock_synchronize();
}
}
#elif defined(HAVE_RTC_DSXXXX)
/* Get an instance of the TWIHS0 I2C interface */
i2c = sam_i2cbus_initialize(DSXXXX_TWI_BUS);
if (i2c == NULL)
{
SYSLOG("ERROR: sam_i2cbus_initialize(%d) failed\n", DSXXXX_TWI_BUS);
}
else
{
/* Use the I2C interface to initialize the DSXXXX timer */
ret = dsxxxx_rtc_initialize(i2c);
if (ret < 0)
{
SYSLOG("ERROR: dsxxxx_rtc_initialize() failed: %d\n", ret);
}
else
{
/* Synchronize the system time to the RTC time */
clock_synchronize();
}
}
#endif
#ifdef HAVE_MACADDR
/* Read the Ethernet MAC address from the AT24 FLASH and configure the
* Ethernet driver with that address.
*/
ret = sam_emac0_setmac();
if (ret < 0)
{
SYSLOG("ERROR: sam_emac0_setmac() failed: %d\n", ret);
}
#endif
#ifdef CONFIG_FS_PROCFS
/* Mount the procfs file system */
ret = mount(NULL, SAMV71_PROCFS_MOUNTPOINT, "procfs", 0, NULL);
if (ret < 0)
{
SYSLOG("ERROR: Failed to mount procfs at %s: %d\n",
SAMV71_PROCFS_MOUNTPOINT, ret);
}
#endif
#ifdef HAVE_MTDCONFIG
/* Create an AT24xx-based MTD configuration device for storage device
* configuration information.
*/
ret = sam_at24config();
if (ret < 0)
{
SYSLOG("ERROR: sam_at24config() failed: %d\n", ret);
}
#endif
#ifdef HAVE_HSMCI
/* 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_SAMV71XULT_HSMCI0_MOUNT
else
{
/* REVISIT: A delay seems to be required here or the mount will fail. */
/* Mount the volume on HSMCI0 */
ret = mount(CONFIG_SAMV71XULT_HSMCI0_MOUNT_BLKDEV,
CONFIG_SAMV71XULT_HSMCI0_MOUNT_MOUNTPOINT,
CONFIG_SAMV71XULT_HSMCI0_MOUNT_FSTYPE,
0, NULL);
if (ret < 0)
{
SYSLOG("ERROR: Failed to mount %s: %d\n",
CONFIG_SAMV71XULT_HSMCI0_MOUNT_MOUNTPOINT, errno);
}
}
#endif /* CONFIG_SAMV71XULT_HSMCI0_MOUNT */
#endif /* HAVE_HSMCI */
#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_SAMV71XULT_ROMFS_ROMDISK_MINOR, romfs_img,
NSECTORS(romfs_img_len),
CONFIG_SAMV71XULT_ROMFS_ROMDISK_SECTSIZE);
if (ret < 0)
{
SYSLOG("ERROR: romdisk_register failed: %d\n", -ret);
}
else
{
/* Mount the file system */
ret = mount(CONFIG_SAMV71XULT_ROMFS_ROMDISK_DEVNAME,
CONFIG_SAMV71XULT_ROMFS_MOUNT_MOUNTPOINT,
"romfs", MS_RDONLY, NULL);
if (ret < 0)
{
SYSLOG("ERROR: mount(%s,%s,romfs) failed: %d\n",
CONFIG_SAMV71XULT_ROMFS_ROMDISK_DEVNAME,
CONFIG_SAMV71XULT_ROMFS_MOUNT_MOUNTPOINT, errno);
}
}
#endif
#ifdef HAVE_S25FL1
/* Create an instance of the SAMV71 QSPI device driver */
qspi = sam_qspi_initialize(0);
if (!qspi)
{
SYSLOG("ERROR: sam_qspi_initialize failed\n");
}
else
{
/* Use the QSPI device instance to initialize the
* S25FL1 device.
*/
mtd = s25fl1_initialize(qspi, true);
if (!mtd)
{
SYSLOG("ERROR: s25fl1_initialize failed\n");
}
#ifdef HAVE_S25FL1_SMARTFS
/* Configure the device with no partition support */
ret = smart_initialize(S25FL1_SMART_MINOR, mtd, NULL);
if (ret != OK)
{
SYSLOG("ERROR: Failed to initialize SmartFS: %d\n", ret);
}
#elif defined(HAVE_S25FL1_NXFFS)
/* Initialize to provide NXFFS on the S25FL1 MTD interface */
ret = nxffs_initialize(mtd);
if (ret < 0)
{
SYSLOG("ERROR: NXFFS initialization failed: %d\n", ret);
}
/* Mount the file system at /mnt/s25fl1 */
ret = mount(NULL, "/mnt/s25fl1", "nxffs", 0, NULL);
if (ret < 0)
{
SYSLOG("ERROR: Failed to mount the NXFFS volume: %d\n", errno);
return ret;
}
#else /* if defined(HAVE_S25FL1_CHARDEV) */
/* Use the FTL layer to wrap the MTD driver as a block driver */
ret = ftl_initialize(S25FL1_MTD_MINOR, mtd);
if (ret < 0)
{
SYSLOG("ERROR: Failed to initialize the FTL layer: %d\n", ret);
return ret;
}
/* Use the minor number to create device paths */
snprintf(blockdev, 18, "/dev/mtdblock%d", S25FL1_MTD_MINOR);
snprintf(chardev, 12, "/dev/mtd%d", S25FL1_MTD_MINOR);
/* Now create a character device on the block device */
ret = bchdev_register(blockdev, chardev, false);
if (ret < 0)
{
SYSLOG("ERROR: bchdev_register %s failed: %d\n", chardev, ret);
return ret;
}
#endif
}
#endif
#ifdef HAVE_PROGMEM_CHARDEV
/* Initialize the SAMV71 FLASH programming memory library */
sam_progmem_initialize();
/* Create an instance of the SAMV71 FLASH program memory device driver */
mtd = progmem_initialize();
if (!mtd)
{
SYSLOG("ERROR: progmem_initialize failed\n");
}
/* Use the FTL layer to wrap the MTD driver as a block driver */
ret = ftl_initialize(PROGMEM_MTD_MINOR, mtd);
if (ret < 0)
{
SYSLOG("ERROR: Failed to initialize the FTL layer: %d\n", ret);
return ret;
}
/* Use the minor number to create device paths */
snprintf(blockdev, 18, "/dev/mtdblock%d", PROGMEM_MTD_MINOR);
snprintf(chardev, 12, "/dev/mtd%d", PROGMEM_MTD_MINOR);
/* Now create a character device on the block device */
ret = bchdev_register(blockdev, chardev, false);
if (ret < 0)
{
SYSLOG("ERROR: bchdev_register %s failed: %d\n", chardev, ret);
return ret;
}
#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.
*/
UNUSED(ret);
return OK;
}
