]> git.donarmstrong.com Git - tmk_firmware.git/blobdiff - protocol/lufa/lufa.c
Initial version of new code for layer switch is added.
[tmk_firmware.git] / protocol / lufa / lufa.c
index b7ecb8488d42181e660d2bc15d420095a3785bd4..bff1f5e8b28bf5caa0286a80fb05608d1cd48662 100644 (file)
@@ -59,7 +59,7 @@ static void send_keyboard(report_keyboard_t *report);
 static void send_mouse(report_mouse_t *report);
 static void send_system(uint16_t data);
 static void send_consumer(uint16_t data);
-static host_driver_t lufa_driver = {
+host_driver_t lufa_driver = {
     keyboard_leds,
     send_keyboard,
     send_mouse,
@@ -68,55 +68,15 @@ static host_driver_t lufa_driver = {
 };
 
 
-static void SetupHardware(void);
-static void Console_Task(void);
-
-int main(void)
-{
-    SetupHardware();
-    sei();
-
-    print_enable = true;
-    debug_enable = true;
-    debug_matrix = true;
-    debug_keyboard = true;
-    debug_mouse = true;
-
-    // TODO: can't print here
-    debug("LUFA init\n");
-
-    keyboard_init();
-    host_set_driver(&lufa_driver);
-    while (1) {
-        keyboard_proc();
-
-#if !defined(INTERRUPT_CONTROL_ENDPOINT)
-        USB_USBTask();
-#endif
-    }
-}
-
-void SetupHardware(void)
-{
-    /* Disable watchdog if enabled by bootloader/fuses */
-    MCUSR &= ~(1 << WDRF);
-    wdt_disable();
-
-    /* Disable clock division */
-    clock_prescale_set(clock_div_1);
-
-    USB_Init();
-
-    // for Console_Task
-    USB_Device_EnableSOFEvents();
-}
-
+/*******************************************************************************
+ * Console
+ ******************************************************************************/
 #ifdef CONSOLE_ENABLE
 static void Console_Task(void)
 {
     /* Device must be connected and configured for the task to run */
     if (USB_DeviceState != DEVICE_STATE_Configured)
-      return;
+        return;
 
     uint8_t ep = Endpoint_GetCurrentEndpoint();
 
@@ -147,6 +107,10 @@ static void Console_Task(void)
 
     /* IN packet */
     Endpoint_SelectEndpoint(CONSOLE_IN_EPNUM);
+    if (!Endpoint_IsEnabled() || !Endpoint_IsConfigured()) {
+        Endpoint_SelectEndpoint(ep);
+        return;
+    }
 
     // fill empty bank
     while (Endpoint_IsReadWriteAllowed())
@@ -339,12 +303,14 @@ static uint8_t keyboard_leds(void)
 
 static void send_keyboard(report_keyboard_t *report)
 {
+    uint8_t timeout = 0;
+
     // TODO: handle NKRO report
     /* Select the Keyboard Report Endpoint */
     Endpoint_SelectEndpoint(KEYBOARD_IN_EPNUM);
 
     /* Check if Keyboard Endpoint Ready for Read/Write */
-    while (!Endpoint_IsReadWriteAllowed()) ;
+    while (--timeout && !Endpoint_IsReadWriteAllowed()) ;
 
     /* Write Keyboard Report Data */
     Endpoint_Write_Stream_LE(report, sizeof(report_keyboard_t), NULL);
@@ -358,11 +324,13 @@ static void send_keyboard(report_keyboard_t *report)
 static void send_mouse(report_mouse_t *report)
 {
 #ifdef MOUSE_ENABLE
+    uint8_t timeout = 0;
+
     /* Select the Mouse Report Endpoint */
     Endpoint_SelectEndpoint(MOUSE_IN_EPNUM);
 
     /* Check if Mouse Endpoint Ready for Read/Write */
-    while (!Endpoint_IsReadWriteAllowed()) ;
+    while (--timeout && !Endpoint_IsReadWriteAllowed()) ;
 
     /* Write Mouse Report Data */
     Endpoint_Write_Stream_LE(report, sizeof(report_mouse_t), NULL);
@@ -374,24 +342,28 @@ static void send_mouse(report_mouse_t *report)
 
 static void send_system(uint16_t data)
 {
+    uint8_t timeout = 0;
+
     report_extra_t r = {
         .report_id = REPORT_ID_SYSTEM,
         .usage = data
     };
     Endpoint_SelectEndpoint(EXTRAKEY_IN_EPNUM);
-    while (!Endpoint_IsReadWriteAllowed()) ;
+    while (--timeout && !Endpoint_IsReadWriteAllowed()) ;
     Endpoint_Write_Stream_LE(&r, sizeof(report_extra_t), NULL);
     Endpoint_ClearIN();
 }
 
 static void send_consumer(uint16_t data)
 {
+    uint8_t timeout = 0;
+
     report_extra_t r = {
         .report_id = REPORT_ID_CONSUMER,
         .usage = data
     };
     Endpoint_SelectEndpoint(EXTRAKEY_IN_EPNUM);
-    while (!Endpoint_IsReadWriteAllowed()) ;
+    while (--timeout && !Endpoint_IsReadWriteAllowed()) ;
     Endpoint_Write_Stream_LE(&r, sizeof(report_extra_t), NULL);
     Endpoint_ClearIN();
 }
@@ -404,11 +376,26 @@ static void send_consumer(uint16_t data)
 #define SEND_TIMEOUT 5
 int8_t sendchar(uint8_t c)
 {
+    // Not wait once timeouted.
+    // Because sendchar() is called so many times, waiting each call causes big lag.
+    static bool timeouted = false;
+
     if (USB_DeviceState != DEVICE_STATE_Configured)
-      return -1;
+        return -1;
 
     uint8_t ep = Endpoint_GetCurrentEndpoint();
     Endpoint_SelectEndpoint(CONSOLE_IN_EPNUM);
+    if (!Endpoint_IsEnabled() || !Endpoint_IsConfigured()) {
+        Endpoint_SelectEndpoint(ep);
+        return -1;
+    }
+
+    if (timeouted && !Endpoint_IsReadWriteAllowed()) {
+        Endpoint_SelectEndpoint(ep);
+        return - 1;
+    }
+
+    timeouted = false;
 
     uint8_t timeout = SEND_TIMEOUT;
     uint16_t prevFN = USB_Device_GetFrameNumber();
@@ -424,6 +411,7 @@ int8_t sendchar(uint8_t c)
         }
         if (prevFN != USB_Device_GetFrameNumber()) {
             if (!(timeout--)) {
+                timeouted = true;
                 Endpoint_SelectEndpoint(ep);
                 return -1;
             }
@@ -446,3 +434,51 @@ int8_t sendchar(uint8_t c)
     return 0;
 }
 #endif
+
+
+/*******************************************************************************
+ * main
+ ******************************************************************************/
+static void SetupHardware(void)
+{
+    /* Disable watchdog if enabled by bootloader/fuses */
+    MCUSR &= ~(1 << WDRF);
+    wdt_disable();
+
+    /* Disable clock division */
+    clock_prescale_set(clock_div_1);
+
+    // Leonardo needs. Without this USB device is not recognized.
+    USB_Disable();
+
+    USB_Init();
+
+    // for Console_Task
+    USB_Device_EnableSOFEvents();
+}
+
+int main(void)  __attribute__ ((weak));
+int main(void)
+{
+    SetupHardware();
+    sei();
+
+    print_enable = true;
+    debug_enable = true;
+    debug_matrix = true;
+    debug_keyboard = true;
+    debug_mouse = true;
+
+    // TODO: can't print here
+    debug("LUFA init\n");
+
+    keyboard_init();
+    host_set_driver(&lufa_driver);
+    while (1) {
+        keyboard_task();
+
+#if !defined(INTERRUPT_CONTROL_ENDPOINT)
+        USB_USBTask();
+#endif
+    }
+}