void main(void)
{
struct device *ipm;
int rc;
uint32_t value32;
rc = bt_enable(bt_ready);
if (rc) {
printk("Bluetooth init failed (err %d)\n", rc);
return;
}
bt_conn_cb_register(&conn_callbacks);
bt_conn_auth_cb_register(&auth_cb_display);
ipm = device_get_binding("power_ipm");
ipm_register_callback(ipm, sensor_ipm_callback, NULL);
ipm_set_enabled(ipm, 1);
while (1) {
if (default_conn) {
value32 = sys_cpu_to_le32(consumption_value);
bt_gatt_notify(default_conn, &attrs[2], &value32,
sizeof(value32));
k_sleep(INTERVAL);
value32 = sys_cpu_to_le32(solar_value);
bt_gatt_notify(default_conn, &attrs[6], &value32,
sizeof(value32));
}
k_sleep(INTERVAL);
}
}
static void ipm_console_receive_callback(void *context, u32_t id,
volatile void *data)
{
struct device *d;
struct ipm_console_receiver_runtime_data *driver_data;
int ret;
ARG_UNUSED(data);
d = context;
driver_data = d->driver_data;
/* Should always be at least one free buffer slot */
ret = ring_buf_item_put(&driver_data->rb, 0, id, NULL, 0);
__ASSERT(ret == 0, "Failed to insert data into ring buffer");
k_sem_give(&driver_data->sem);
/* If the buffer is now full, disable future interrupts for this channel
* until the thread has a chance to consume characters.
*
* This works without losing data if the sending side tries to send
* more characters because the sending side is making an ipm_send()
* call with the wait flag enabled. It blocks until the receiver side
* re-enables the channel and consumes the data.
*/
if (ring_buf_space_get(&driver_data->rb) == 0) {
ipm_set_enabled(driver_data->ipm_device, 0);
driver_data->channel_disabled = 1;
}
}
void service_init(struct bt_conn *conn)
{
if ((pwm = device_get_binding("PWM_0")) == NULL)
printk("device_get_binding: failed for PWM\n");
else {
pwm_write();
printk("PWM init OK\n");
}
struct device *ipm;
ipm = device_get_binding("temperature_ipm");
ipm_register_callback(ipm, temperature_ipm_callback, conn);
ipm_set_enabled(ipm, 1);
bt_gatt_register(attrs, ARRAY_SIZE(attrs));
}
void main(void)
{
struct device *ipm;
int rc;
uint16_t value16;
uint32_t value32;
rc = bt_enable(bt_ready);
if (rc) {
printk("Bluetooth init failed (err %d)\n", rc);
return;
}
bt_conn_cb_register(&conn_callbacks);
bt_conn_auth_cb_register(&auth_cb_display);
ipm = device_get_binding("ess_ipm");
ipm_register_callback(ipm, sensor_ipm_callback, NULL);
ipm_set_enabled(ipm, 1);
while (1) {
/* Notify value changes via BLE here so that the notification intervals can be controlled. */
if (default_conn) {
value16 = sys_cpu_to_le16(temp_value);
bt_gatt_notify(default_conn, &attrs[2], &value16, sizeof(value16));
k_sleep(INTERVAL);
value16 = sys_cpu_to_le16(humidity_value);
bt_gatt_notify(default_conn, &attrs[6], &value16, sizeof(value16));
k_sleep(INTERVAL);
value32 = sys_cpu_to_le32(pressure_value);
bt_gatt_notify(default_conn, &attrs[10], &value32, sizeof(value32));
k_sleep(INTERVAL);
value16 = sys_cpu_to_le16(uv_index_value);
bt_gatt_notify(default_conn, &attrs[14], &uv_index_value, sizeof(uv_index_value));
}
k_sleep(INTERVAL);
}
}
int ipm_console_receiver_init(struct device *d)
{
const struct ipm_console_receiver_config_info *config_info =
d->config->config_info;
struct ipm_console_receiver_runtime_data *driver_data = d->driver_data;
struct device *ipm;
ipm = device_get_binding(config_info->bind_to);
if (!ipm) {
printk("unable to bind IPM console receiver to '%s'\n",
config_info->bind_to);
return -EINVAL;
}
if (ipm_max_id_val_get(ipm) < 0xFF) {
printk("IPM driver %s doesn't support 8-bit id values",
config_info->bind_to);
return -EINVAL;
}
driver_data->ipm_device = ipm;
driver_data->channel_disabled = 0;
k_sem_init(&driver_data->sem, 0, UINT_MAX);
ring_buf_init(&driver_data->rb, config_info->rb_size32,
config_info->ring_buf_data);
ipm_register_callback(ipm, ipm_console_receive_callback, d);
k_thread_create(&driver_data->rx_thread, config_info->thread_stack,
CONFIG_IPM_CONSOLE_STACK_SIZE, ipm_console_thread, d,
NULL, NULL, K_PRIO_COOP(IPM_CONSOLE_PRI), 0, 0);
ipm_set_enabled(ipm, 1);
return 0;
}
static void ipm_console_thread(void *arg1, void *arg2, void *arg3)
{
u8_t size32;
u16_t type;
int ret, key;
struct device *d;
const struct ipm_console_receiver_config_info *config_info;
struct ipm_console_receiver_runtime_data *driver_data;
int pos;
d = (struct device *)arg1;
driver_data = d->driver_data;
config_info = d->config->config_info;
ARG_UNUSED(arg2);
size32 = 0U;
pos = 0;
while (1) {
k_sem_take(&driver_data->sem, K_FOREVER);
ret = ring_buf_item_get(&driver_data->rb, &type,
(u8_t *)&config_info->line_buf[pos],
NULL, &size32);
if (ret) {
/* Shouldn't ever happen... */
printk("ipm console ring buffer error: %d\n", ret);
size32 = 0U;
continue;
}
if (config_info->line_buf[pos] == '\n' ||
pos == config_info->lb_size - 2) {
if (pos != config_info->lb_size - 2) {
config_info->line_buf[pos] = '\0';
} else {
config_info->line_buf[pos + 1] = '\0';
}
if (config_info->flags & IPM_CONSOLE_PRINTK) {
printk("%s: '%s'\n", d->config->name,
config_info->line_buf);
}
if (config_info->flags & IPM_CONSOLE_STDOUT) {
printf("%s: '%s'\n", d->config->name,
config_info->line_buf);
}
pos = 0;
} else {
++pos;
}
/* ISR may have disabled the channel due to full buffer at
* some point. If that happened and there is now room,
* re-enable it.
*
* Lock interrupts to avoid pathological scenario where
* the buffer fills up in between enabling the channel and
* clearing the channel_disabled flag.
*/
if (driver_data->channel_disabled &&
ring_buf_space_get(&driver_data->rb)) {
key = irq_lock();
ipm_set_enabled(driver_data->ipm_device, 1);
driver_data->channel_disabled = 0;
irq_unlock(key);
}
}
}