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Parameter transition from block device to LittleFS

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This commit can be reverted after the transition period
This commit is contained in:
Igor Mišić
2023-02-15 11:34:24 +01:00
parent 80cb515095
commit fa31c128dd
4 changed files with 145 additions and 1 deletions
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platforms/nuttx/src/px4/common/px4_mtd.cpp
+78 -1
View File
@@ -70,6 +70,10 @@ static int num_instances = 0;
static int total_blocks = 0;
static mtd_instance_s *instances[MAX_MTD_INSTANCES] = {};
static uint8_t param_instance = 0;
static uint8_t param_part = 0;
static uint8_t param_block = 0;
static int ramtron_attach(mtd_instance_s &instance)
{
@@ -396,6 +400,10 @@ memoryout:
if (instances[i]->partition_types[part] == MTD_PARAMETERS) {
param_instance = i;
param_part = part;
param_block = total_blocks;
rv = register_mtddriver(blockname, instances[i]->part_dev[part], 0755, nullptr);
if (rv < 0) {
@@ -404,7 +412,8 @@ memoryout:
}
// Now create a character device on the block device
rv = nx_mount(blockname, instances[i]->partition_names[part], "littlefs", 0, "autoformat");
//TODO: after the transition period return "autoformat"
rv = nx_mount(blockname, instances[i]->partition_names[part], "littlefs", 0, "");
printf("nx_mount: blockname: %s partition: %s\n", blockname, instances[i]->partition_names[part]);
@@ -493,4 +502,72 @@ __EXPORT int px4_mtd_query(const char *sub, const char *val, const char **get)
return rv;
}
int px4_mtd_unmount_littlefs_mount_block_device(void)
{
char blockname[32];
snprintf(blockname, sizeof(blockname), "/dev/mtdblock%d", param_block);
// in case if it is mounted
nx_umount2(instances[param_instance]->partition_names[param_part], 0);
int ret = unregister_mtddriver(blockname);
if (ret < 0) {
PX4_ERR("unregister_mtddriver fail: %d", ret);
} else {
ret = ftl_initialize(0, instances[0]->part_dev[0]);
if (ret < 0) {
PX4_ERR("ftl_initialize failed: %d", ret);
} else {
ret = bchdev_register(blockname, instances[param_instance]->partition_names[param_part], false);
if (ret < 0) {
PX4_ERR("bchdev_register failed: %d", ret);
}
}
}
return ret;
}
int px4_mtd_unmount_block_device_mount_littlefs(void)
{
char blockname[32];
snprintf(blockname, sizeof(blockname), "/dev/mtdblock%d", param_block);
int ret = bchdev_unregister(instances[param_instance]->partition_names[param_part]);
if (ret < 0) {
PX4_ERR("bchdev_unregister %s failed: %d", instances[param_instance]->partition_names[param_part], ret);
} else {
ret = unregister_blockdriver(blockname);
if (ret < 0) {
PX4_ERR("unregister_blockdriver %s failed: %d", blockname, ret);
} else {
ret = register_mtddriver(blockname, instances[param_instance]->part_dev[param_part], 0755, nullptr);
if (ret < 0) {
PX4_ERR("register_mtddriver %s failed: %d", blockname, ret);
} else {
ret = nx_mount(blockname, instances[param_instance]->partition_names[param_part], "littlefs", 0, "forceformat");
if (ret < 0) {
PX4_ERR("nx_mount %s failed: %d", instances[param_instance]->partition_names[param_part], ret);
}
}
}
}
return ret;
}
#endif // CONFIG_MTD