Additional cleanups for V-USB code (#9310)

6 files changed, 53 insertions, 119 deletions

diff --git a/quantum/mcu_selection.mk b/quantum/mcu_selection.mk
index a1d2c5fbf6..61fd7b6e4c 100644
--- a/quantum/mcu_selection.mk
+++ b/quantum/mcu_selection.mk
@@ -266,7 +266,6 @@ ifneq (,$(filter $(MCU),atmega32a))
   F_CPU ?= 12000000
 
   # unsupported features for now
-  NO_UART ?= yes
   NO_SUSPEND_POWER_DOWN ?= yes
 endif
 
@@ -284,7 +283,6 @@ ifneq (,$(filter $(MCU),atmega328p))
   F_CPU ?= 16000000
 
   # unsupported features for now
-  NO_UART ?= yes
   NO_SUSPEND_POWER_DOWN ?= yes
 endif
 
@@ -317,6 +315,5 @@ ifneq (,$(filter $(MCU),attiny85))
   F_CPU ?= 16500000
 
   # unsupported features for now
-  NO_UART ?= yes
   NO_SUSPEND_POWER_DOWN ?= yes
 endif
diff --git a/tmk_core/common.mk b/tmk_core/common.mk
index 63de7c7ede..b7fe45afd6 100644
--- a/tmk_core/common.mk
+++ b/tmk_core/common.mk
@@ -113,10 +113,6 @@ ifeq ($(strip $(SLEEP_LED_ENABLE)), yes)
     TMK_COMMON_DEFS += -DNO_SUSPEND_POWER_DOWN
 endif
 
-ifeq ($(strip $(NO_UART)), yes)
-    TMK_COMMON_DEFS += -DNO_UART
-endif
-
 ifeq ($(strip $(NO_SUSPEND_POWER_DOWN)), yes)
     TMK_COMMON_DEFS += -DNO_SUSPEND_POWER_DOWN
 endif
diff --git a/tmk_core/protocol/vusb.mk b/tmk_core/protocol/vusb.mk
index 5e564f7480..1de6003089 100644
--- a/tmk_core/protocol/vusb.mk
+++ b/tmk_core/protocol/vusb.mk
@@ -9,13 +9,6 @@ SRC += $(VUSB_DIR)/main.c \
 	$(VUSB_PATH)/usbdrv/usbdrvasm.S \
 	$(VUSB_PATH)/usbdrv/oddebug.c
 
-ifneq ($(strip $(CONSOLE_ENABLE)), yes)
-ifndef NO_UART
-SRC +=	$(COMMON_DIR)/sendchar_uart.c \
-	$(COMMON_DIR)/uart.c
-endif
-endif
-
 # Search Path
 VPATH += $(TMK_PATH)/$(VUSB_DIR)
 VPATH += $(VUSB_PATH)
diff --git a/tmk_core/protocol/vusb/main.c b/tmk_core/protocol/vusb/main.c
index b4063273da..a57df5ce06 100644
--- a/tmk_core/protocol/vusb/main.c
+++ b/tmk_core/protocol/vusb/main.c
@@ -7,19 +7,22 @@
  * License: GNU GPL v2 (see License.txt), GNU GPL v3 or proprietary (CommercialLicense.txt)
  * This Revision: $Id: main.c 790 2010-05-30 21:00:26Z cs $
  */
+
 #include <stdint.h>
+
 #include <avr/interrupt.h>
+#include <avr/power.h>
 #include <avr/wdt.h>
 #include <avr/sleep.h>
-#include <util/delay.h>
+
 #include <usbdrv/usbdrv.h>
-#include <usbdrv/oddebug.h>
+
 #include "vusb.h"
+
 #include "keyboard.h"
 #include "host.h"
 #include "timer.h"
-#include "uart.h"
-#include "debug.h"
+#include "print.h"
 #include "suspend.h"
 #include "wait.h"
 #include "sendchar.h"
@@ -28,8 +31,6 @@
 #    include "sleep_led.h"
 #endif
 
-#define UART_BAUD_RATE 115200
-
 #ifdef CONSOLE_ENABLE
 void console_task(void);
 #endif
@@ -47,7 +48,7 @@ static void initForUsbConnectivity(void) {
     usbDeviceDisconnect(); /* do this while interrupts are disabled */
     while (--i) {          /* fake USB disconnect for > 250 ms */
         wdt_reset();
-        _delay_ms(1);
+        wait_ms(1);
     }
     usbDeviceConnect();
 }
@@ -60,7 +61,7 @@ static void usb_remote_wakeup(void) {
     USBDDR = ddr_orig | USBMASK;
     USBOUT ^= USBMASK;
 
-    _delay_ms(25);
+    wait_ms(25);
 
     USBOUT ^= USBMASK;
     USBDDR = ddr_orig;
@@ -74,7 +75,6 @@ static void usb_remote_wakeup(void) {
  * FIXME: Needs doc
  */
 static void setup_usb(void) {
-    // debug("initForUsbConnectivity()\n");
     initForUsbConnectivity();
 
     // for Console_Task
@@ -95,10 +95,7 @@ int main(void) {
 #ifdef CLKPR
     // avoid unintentional changes of clock frequency in devices that have a
     // clock prescaler
-    CLKPR = 0x80, CLKPR = 0;
-#endif
-#ifndef NO_UART
-    uart_init(UART_BAUD_RATE);
+    clock_prescale_set(clock_div_1);
 #endif
     keyboard_setup();
 
@@ -113,7 +110,6 @@ int main(void) {
     sleep_led_init();
 #endif
 
-    debug("main loop\n");
     while (1) {
 #if USB_COUNT_SOF
         if (usbSofCount != 0) {
@@ -130,19 +126,6 @@ int main(void) {
 #    ifdef SLEEP_LED_ENABLE
                 sleep_led_enable();
 #    endif
-                /*
-                                uart_putchar('S');
-                                _delay_ms(1);
-                                cli();
-                                set_sleep_mode(SLEEP_MODE_PWR_DOWN);
-                                sleep_enable();
-                                sleep_bod_disable();
-                                sei();
-                                sleep_cpu();
-                                sleep_disable();
-                                _delay_ms(10);
-                                uart_putchar('W');
-                */
             }
         }
 #endif
diff --git a/tmk_core/protocol/vusb/sendchar_usart.c b/tmk_core/protocol/vusb/sendchar_usart.c
deleted file mode 100644
index a920a9a536..0000000000
--- a/tmk_core/protocol/vusb/sendchar_usart.c
+++ /dev/null
@@ -1,19 +0,0 @@
-/*
- * Copyright: (c) 2005 by OBJECTIVE DEVELOPMENT Software GmbH
- * License: GNU GPL v2 (see License.txt), GNU GPL v3 or proprietary (CommercialLicense.txt)
- */
-#include <stdint.h>
-#include <usbdrv/oddebug.h>
-#include "sendchar.h"
-
-#if DEBUG_LEVEL > 0
-/* from oddebug.c */
-int8_t sendchar(uint8_t c) {
-    while (!(ODDBG_USR & (1 << ODDBG_UDRE)))
-        ; /* wait for data register empty */
-    ODDBG_UDR = c;
-    return 1;
-}
-#else
-int8_t sendchar(uint8_t c) { return 1; }
-#endif
diff --git a/tmk_core/protocol/vusb/vusb.c b/tmk_core/protocol/vusb/vusb.c
index f4727a0c38..735a1c1d30 100644
--- a/tmk_core/protocol/vusb/vusb.c
+++ b/tmk_core/protocol/vusb/vusb.c
@@ -15,10 +15,12 @@ You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-#include <avr/wdt.h>
-#include <util/delay.h>
 #include <stdint.h>
+
+#include <avr/wdt.h>
+
 #include <usbdrv/usbdrv.h>
+
 #include "usbconfig.h"
 #include "host.h"
 #include "report.h"
@@ -26,6 +28,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include "vusb.h"
 #include "print.h"
 #include "debug.h"
+#include "wait.h"
 #include "usb_descriptor_common.h"
 
 #ifdef RAW_ENABLE
@@ -56,7 +59,7 @@ enum usb_interfaces {
 #ifdef CONSOLE_ENABLE
     CONSOLE_INTERFACE = NEXT_INTERFACE,
 #endif
-    TOTAL_INTERFACES = NEXT_INTERFACE,
+    TOTAL_INTERFACES = NEXT_INTERFACE
 };
 
 #define MAX_INTERFACES 2
@@ -86,19 +89,13 @@ void vusb_transfer_keyboard(void) {
                 usbSetInterrupt((void *)&kbuf[kbuf_tail], sizeof(report_keyboard_t));
                 kbuf_tail = (kbuf_tail + 1) % KBUF_SIZE;
                 if (debug_keyboard) {
-                    print("V-USB: kbuf[");
-                    pdec(kbuf_tail);
-                    print("->");
-                    pdec(kbuf_head);
-                    print("](");
-                    phex((kbuf_head < kbuf_tail) ? (KBUF_SIZE - kbuf_tail + kbuf_head) : (kbuf_head - kbuf_tail));
-                    print(")\n");
+                    dprintf("V-USB: kbuf[%d->%d](%02X)\n", kbuf_tail, kbuf_head, (kbuf_head < kbuf_tail) ? (KBUF_SIZE - kbuf_tail + kbuf_head) : (kbuf_head - kbuf_tail));
                 }
             }
             break;
         }
         usbPoll();
-        _delay_ms(1);
+        wait_ms(1);
     }
 }
 
@@ -220,7 +217,7 @@ static void send_keyboard(report_keyboard_t *report) {
         kbuf[kbuf_head] = *report;
         kbuf_head       = next;
     } else {
-        debug("kbuf: full\n");
+        dprint("kbuf: full\n");
     }
 
     // NOTE: send key strokes of Macro
@@ -283,37 +280,35 @@ usbMsgLen_t usbFunctionSetup(uchar data[8]) {
 
     if ((rq->bmRequestType & USBRQ_TYPE_MASK) == USBRQ_TYPE_CLASS) { /* class request type */
         if (rq->bRequest == USBRQ_HID_GET_REPORT) {
-            debug("GET_REPORT:");
+            dprint("GET_REPORT:");
             if (rq->wIndex.word == KEYBOARD_INTERFACE) {
                 usbMsgPtr = (usbMsgPtr_t)&keyboard_report_sent;
                 return sizeof(keyboard_report_sent);
             }
         } else if (rq->bRequest == USBRQ_HID_GET_IDLE) {
-            debug("GET_IDLE: ");
-            // debug_hex(vusb_idle_rate);
+            dprint("GET_IDLE:");
             usbMsgPtr = (usbMsgPtr_t)&vusb_idle_rate;
             return 1;
         } else if (rq->bRequest == USBRQ_HID_SET_IDLE) {
             vusb_idle_rate = rq->wValue.bytes[1];
-            debug("SET_IDLE: ");
-            debug_hex(vusb_idle_rate);
+            dprintf("SET_IDLE: %02X", vusb_idle_rate);
         } else if (rq->bRequest == USBRQ_HID_SET_REPORT) {
-            debug("SET_REPORT: ");
+            dprint("SET_REPORT:");
             // Report Type: 0x02(Out)/ReportID: 0x00(none) && Interface: 0(keyboard)
             if (rq->wValue.word == 0x0200 && rq->wIndex.word == KEYBOARD_INTERFACE) {
-                debug("SET_LED: ");
+                dprint("SET_LED:");
                 last_req.kind = SET_LED;
                 last_req.len  = rq->wLength.word;
             }
             return USB_NO_MSG;  // to get data in usbFunctionWrite
         } else {
-            debug("UNKNOWN:");
+            dprint("UNKNOWN:");
         }
     } else {
-        debug("VENDOR:");
+        dprint("VENDOR:");
         /* no vendor specific requests implemented */
     }
-    debug("\n");
+    dprint("\n");
     return 0; /* default for not implemented requests: return no data back to host */
 }
 
@@ -323,9 +318,7 @@ uchar usbFunctionWrite(uchar *data, uchar len) {
     }
     switch (last_req.kind) {
         case SET_LED:
-            debug("SET_LED: ");
-            debug_hex(data[0]);
-            debug("\n");
+            dprintf("SET_LED: %02X\n", data[0]);
             keyboard_led_state = data[0];
             last_req.len       = 0;
             return 1;
@@ -342,13 +335,13 @@ void usbFunctionWriteOut(uchar *data, uchar len) {
 #ifdef RAW_ENABLE
     // Data from host must be divided every 8bytes
     if (len != 8) {
-        debug("RAW: invalid length");
+        dprint("RAW: invalid length\n");
         raw_output_received_bytes = 0;
         return;
     }
 
     if (raw_output_received_bytes + len > RAW_BUFFER_SIZE) {
-        debug("RAW: buffer full");
+        dprint("RAW: buffer full\n");
         raw_output_received_bytes = 0;
     } else {
         for (uint8_t i = 0; i < 8; i++) {
@@ -404,29 +397,6 @@ const PROGMEM uchar keyboard_hid_report[] = {
     0xC0         // End Collection
 };
 
-#ifdef RAW_ENABLE
-const PROGMEM uchar raw_hid_report[] = {
-    0x06, RAW_USAGE_PAGE_LO, RAW_USAGE_PAGE_HI,  // Usage Page (Vendor Defined)
-    0x09, RAW_USAGE_ID,                          // Usage (Vendor Defined)
-    0xA1, 0x01,                                  // Collection (Application)
-    // Data to host
-    0x09, 0x62,             //   Usage (Vendor Defined)
-    0x15, 0x00,             //   Logical Minimum (0)
-    0x26, 0xFF, 0x00,       //   Logical Maximum (255)
-    0x95, RAW_BUFFER_SIZE,  //   Report Count
-    0x75, 0x08,             //   Report Size (8)
-    0x81, 0x02,             //   Input (Data, Variable, Absolute)
-    // Data from host
-    0x09, 0x63,             //   Usage (Vendor Defined)
-    0x15, 0x00,             //   Logical Minimum (0)
-    0x26, 0xFF, 0x00,       //   Logical Maximum (255)
-    0x95, RAW_BUFFER_SIZE,  //   Report Count
-    0x75, 0x08,             //   Report Size (8)
-    0x91, 0x02,             //   Output (Data, Variable, Absolute)
-    0xC0                    // End Collection
-};
-#endif
-
 #if defined(MOUSE_ENABLE) || defined(EXTRAKEY_ENABLE)
 const PROGMEM uchar mouse_extra_hid_report[] = {
 #    ifdef MOUSE_ENABLE
@@ -511,6 +481,29 @@ const PROGMEM uchar mouse_extra_hid_report[] = {
 };
 #endif
 
+#ifdef RAW_ENABLE
+const PROGMEM uchar raw_hid_report[] = {
+    0x06, RAW_USAGE_PAGE_LO, RAW_USAGE_PAGE_HI,  // Usage Page (Vendor Defined)
+    0x09, RAW_USAGE_ID,                          // Usage (Vendor Defined)
+    0xA1, 0x01,                                  // Collection (Application)
+    // Data to host
+    0x09, 0x62,             //   Usage (Vendor Defined)
+    0x15, 0x00,             //   Logical Minimum (0)
+    0x26, 0xFF, 0x00,       //   Logical Maximum (255)
+    0x95, RAW_BUFFER_SIZE,  //   Report Count
+    0x75, 0x08,             //   Report Size (8)
+    0x81, 0x02,             //   Input (Data, Variable, Absolute)
+    // Data from host
+    0x09, 0x63,             //   Usage (Vendor Defined)
+    0x15, 0x00,             //   Logical Minimum (0)
+    0x26, 0xFF, 0x00,       //   Logical Maximum (255)
+    0x95, RAW_BUFFER_SIZE,  //   Report Count
+    0x75, 0x08,             //   Report Size (8)
+    0x91, 0x02,             //   Output (Data, Variable, Absolute)
+    0xC0                    // End Collection
+};
+#endif
+
 #if defined(CONSOLE_ENABLE)
 const PROGMEM uchar console_hid_report[] = {
     0x06, 0x31, 0xFF,  // Usage Page (Vendor Defined - PJRC Teensy compatible)
@@ -801,14 +794,6 @@ const PROGMEM usbConfigurationDescriptor_t usbConfigurationDescriptor = {
 USB_PUBLIC usbMsgLen_t usbFunctionDescriptor(struct usbRequest *rq) {
     usbMsgLen_t len = 0;
 
-    /*
-        debug("usbFunctionDescriptor: ");
-        debug_hex(rq->bmRequestType); debug(" ");
-        debug_hex(rq->bRequest); debug(" ");
-        debug_hex16(rq->wValue.word); debug(" ");
-        debug_hex16(rq->wIndex.word); debug(" ");
-        debug_hex16(rq->wLength.word); debug("\n");
-    */
     switch (rq->wValue.bytes[1]) {
         case USBDESCR_DEVICE:
             usbMsgPtr = (usbMsgPtr_t)&usbDeviceDescriptor;
@@ -892,6 +877,5 @@ USB_PUBLIC usbMsgLen_t usbFunctionDescriptor(struct usbRequest *rq) {
             }
             break;
     }
-    // debug("desc len: "); debug_hex(len); debug("\n");
     return len;
 }