static void udi_cdc_serial_state_msg_sent(udd_ep_status_t status, iram_size_t n, udd_ep_id_t ep)
{
uint8_t port;
UNUSED(n);
UNUSED(status);
switch (ep) {
#define UDI_CDC_GET_PORT_FROM_COMM_EP(iface, unused) \
case UDI_CDC_COMM_EP_##iface: \
port = iface; \
break;
MREPEAT(UDI_CDC_PORT_NB, UDI_CDC_GET_PORT_FROM_COMM_EP, ~)
#undef UDI_CDC_GET_PORT_FROM_COMM_EP
default:
port = 0;
break;
}
udi_cdc_serial_state_msg_ongoing[port] = false;
// For the irregular signals like break, the incoming ring signal,
// or the overrun error state, this will reset their values to zero
// and again will not send another notification until their state changes.
udi_cdc_state[port] &= ~(CDC_SERIAL_STATE_BREAK |
CDC_SERIAL_STATE_RING |
CDC_SERIAL_STATE_FRAMING |
CDC_SERIAL_STATE_PARITY | CDC_SERIAL_STATE_OVERRUN);
uid_cdc_state_msg[port].value &= ~(CDC_SERIAL_STATE_BREAK |
CDC_SERIAL_STATE_RING |
CDC_SERIAL_STATE_FRAMING |
CDC_SERIAL_STATE_PARITY | CDC_SERIAL_STATE_OVERRUN);
// Send it if possible and state changed
udi_cdc_ctrl_state_notify(port, ep);
}
static void udi_cdc_ctrl_state_change(uint8_t port, bool b_set, le16_t bit_mask)
{
irqflags_t flags;
udd_ep_id_t ep_comm;
#if UDI_CDC_PORT_NB == 1 // To optimize code
port = 0;
#endif
// Update state
flags = cpu_irq_save(); // Protect udi_cdc_state
if (b_set) {
udi_cdc_state[port] |= bit_mask;
} else {
udi_cdc_state[port] &= ~(unsigned)bit_mask;
}
cpu_irq_restore(flags);
// Send it if possible and state changed
switch (port) {
#define UDI_CDC_PORT_TO_COMM_EP(index, unused) \
case index: \
ep_comm = UDI_CDC_COMM_EP_##index; \
break;
MREPEAT(UDI_CDC_PORT_NB, UDI_CDC_PORT_TO_COMM_EP, ~)
#undef UDI_CDC_PORT_TO_COMM_EP
default:
ep_comm = UDI_CDC_COMM_EP_0;
break;
}
udi_cdc_ctrl_state_notify(port, ep_comm);
}
static void udi_cdc_ctrl_state_change(bool b_set, le16_t bit_mask)
{
irqflags_t flags;
// Update state
flags = cpu_irq_save(); // Protect udi_cdc_state
if (b_set) {
udi_cdc_state |= bit_mask;
} else {
udi_cdc_state &= ~bit_mask;
}
cpu_irq_restore(flags);
// Send it if possible and state changed
udi_cdc_ctrl_state_notify();
}
void udi_cdc_serial_state_msg_sent(udd_ep_status_t status, iram_size_t n)
{
udi_cdc_serial_state_msg_ongoing = false;
// For the irregular signals like break, the incoming ring signal,
// or the overrun error state, this will reset their values to zero
// and again will not send another notification until their state changes.
udi_cdc_state &= ~(CDC_SERIAL_STATE_BREAK |
CDC_SERIAL_STATE_RING |
CDC_SERIAL_STATE_FRAMING |
CDC_SERIAL_STATE_PARITY | CDC_SERIAL_STATE_OVERRUN);
uid_cdc_state_msg.value &= ~(CDC_SERIAL_STATE_BREAK |
CDC_SERIAL_STATE_RING |
CDC_SERIAL_STATE_FRAMING |
CDC_SERIAL_STATE_PARITY | CDC_SERIAL_STATE_OVERRUN);
// Send it if possible and state changed
udi_cdc_ctrl_state_notify();
}
