improve memory management & polling

main.c

@@ -12,61 +12,51 @@
 #include "usb_device.h"
 #include "usb_host.h"
 
+static void usb_main(void);
+
 // main loop
 int main(void) {
 
-	set_sys_clock_khz(192000, true);
+	set_sys_clock_khz(144000, true);
 
 	sleep_ms(10);
 
-	// setup BLE on core 1
+	// run BLE on core 1
 	multicore_reset_core1();
 	multicore_launch_core1(btstack_main);
 
+	// run usb on core 0
+	usb_main();
+
+	return 0;
+}
+
+static void usb_main(void) {
 	// init and run usb host
 	usb_host_init();
 
 	// init and run usb device
-	//usb_device_init();
+	usb_device_init();
 
 	while (true) {
-		switch ( get_host_state() ) {
+		switch ( host_state ) {
 			case HOST_NEW_DESCRIPTOR:
-				if ( host_ready() ) {
-					if(generate_report_descriptor()) {
-						if ( get_desc_hid_report_len() > 0 ) {
-							set_host_state(HOST_MOUNTED);
-							cyw43_arch_gpio_put(CYW43_WL_GPIO_LED_PIN, 1);
-						} else {
-							set_host_state(HOST_INACTIVE);
-						}
-						cdc_print_msg("Updating HID report map\n");
-						update_desc_hid_report();
-					}
-				}
+				host_ready();
 				break;
 			case HOST_START_LISTEN:
-				if (request_hid_reports_all()) {
-					set_host_state(HOST_LISTENING);
-				} else {
-					cdc_print_msg("Error listening to input report(s)\n");
-					set_host_state(HOST_INACTIVE);
-				}
+				request_hid_reports_all();
 				break;
 			case HOST_STOP_LISTEN:
-				if (stop_hid_reports_all()) {
-					set_host_state(HOST_INACTIVE);
-				} else {
-					cdc_print_msg("Error stopping input report(s)\n");
-				}
+				stop_hid_reports_all();
+				break;
+			case HOST_POLL:
+				poll_devices();
 				break;
 			default:
 				break;
 		}
 		tuh_task(); // tinyusb host task
-		//tud_task(); // tinyusb device task
-		//tud_cdc_write_flush();
+		tud_task(); // tinyusb device task
+		tud_cdc_write_flush();
 	}
-
-	return 0;
 }