Got ps2avrGB to work with the V-USB protocol

8 files changed, 73 insertions, 17 deletions

diff --git a/tmk_core/common.mk b/tmk_core/common.mk
index 3c1373c081..a86dccc616 100644
--- a/tmk_core/common.mk
+++ b/tmk_core/common.mk
@@ -80,6 +80,14 @@ 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 $(NO_SUSPEND_POWER_DOWN)), yes)
+    TMK_COMMON_DEFS += -DNO_SUSPEND_POWER_DOWN
+endif
+
 ifeq ($(strip $(BACKLIGHT_ENABLE)), yes)
     TMK_COMMON_SRC += $(COMMON_DIR)/backlight.c
     TMK_COMMON_DEFS += -DBACKLIGHT_ENABLE
diff --git a/tmk_core/common/avr/bootloader.c b/tmk_core/common/avr/bootloader.c
index ad547b9853..98a24d1782 100644
--- a/tmk_core/common/avr/bootloader.c
+++ b/tmk_core/common/avr/bootloader.c
@@ -1,6 +1,7 @@
 #include <stdint.h>
 #include <stdbool.h>
 #include <avr/io.h>
+#include <avr/eeprom.h>
 #include <avr/interrupt.h>
 #include <avr/wdt.h>
 #include <util/delay.h>
@@ -89,6 +90,10 @@ void bootloader_jump(void) {
             _delay_ms(5);
         #endif
 
+        #ifdef EEPROM_BOOTLOADER_START
+            eeprom_write_byte((uint8_t *)EEPROM_BOOTLOADER_START, 0x00);
+        #endif
+
         // watchdog reset
         reset_key = BOOTLOADER_RESET_KEY;
         wdt_enable(WDTO_250MS);
@@ -114,6 +119,11 @@ void bootloader_jump(void) {
     #endif
 }
 
+#ifdef __AVR_ATmega32A__
+// MCUSR is actually called MCUCSR in ATmega32A
+#define MCUSR MCUCSR
+#endif
+
 /* this runs before main() */
 void bootloader_jump_after_watchdog_reset(void) __attribute__ ((used, naked, section (".init3")));
 void bootloader_jump_after_watchdog_reset(void)
diff --git a/tmk_core/common/avr/suspend.c b/tmk_core/common/avr/suspend.c
index 0c81e83612..0e97892d9d 100644
--- a/tmk_core/common/avr/suspend.c
+++ b/tmk_core/common/avr/suspend.c
@@ -65,6 +65,7 @@ static uint8_t wdt_timeout = 0;
 
 static void power_down(uint8_t wdto)
 {
+#ifndef __AVR_ATmega32A__
 #ifdef PROTOCOL_LUFA
     if (USB_DeviceState == DEVICE_STATE_Configured) return;
 #endif
@@ -99,6 +100,7 @@ static void power_down(uint8_t wdto)
 
     // Disable watchdog after sleep
     wdt_disable();
+#endif
 }
 #endif
 
diff --git a/tmk_core/common/avr/timer.c b/tmk_core/common/avr/timer.c
index 84af444885..369015200d 100644
--- a/tmk_core/common/avr/timer.c
+++ b/tmk_core/common/avr/timer.c
@@ -29,25 +29,35 @@ volatile uint32_t timer_count;
 
 void timer_init(void)
 {
-    // Timer0 CTC mode
-    TCCR0A = 0x02;
-
 #if TIMER_PRESCALER == 1
-    TCCR0B = 0x01;
+    uint8_t prescaler = 0x01;
 #elif TIMER_PRESCALER == 8
-    TCCR0B = 0x02;
+    uint8_t prescaler = 0x02;
 #elif TIMER_PRESCALER == 64
-    TCCR0B = 0x03;
+    uint8_t prescaler = 0x03;
 #elif TIMER_PRESCALER == 256
-    TCCR0B = 0x04;
+    uint8_t prescaler = 0x04;
 #elif TIMER_PRESCALER == 1024
-    TCCR0B = 0x05;
+    uint8_t prescaler = 0x05;
 #else
 #   error "Timer prescaler value is NOT vaild."
 #endif
 
+#ifndef __AVR_ATmega32A__
+    // Timer0 CTC mode
+    TCCR0A = 0x02;
+
+    TCCR0B = prescaler;
+
     OCR0A = TIMER_RAW_TOP;
     TIMSK0 = (1<<OCIE0A);
+#else
+    // Timer0 CTC mode
+    TCCR0 = (1 << WGM01) | prescaler;
+
+    OCR0 = TIMER_RAW_TOP;
+    TIMSK = (1 << OCIE0);
+#endif
 }
 
 inline
@@ -107,7 +117,12 @@ uint32_t timer_elapsed32(uint32_t last)
 }
 
 // excecuted once per 1ms.(excess for just timer count?)
-ISR(TIMER0_COMPA_vect)
+#ifndef __AVR_ATmega32A__
+#define TIMER_INTERRUPT_VECTOR TIMER0_COMPA_vect
+#else
+#define TIMER_INTERRUPT_VECTOR TIMER0_COMP_vect
+#endif
+ISR(TIMER_INTERRUPT_VECTOR, ISR_NOBLOCK)
 {
     timer_count++;
 }
diff --git a/tmk_core/common/command.c b/tmk_core/common/command.c
index 5f29bc0b4e..beba768eca 100644
--- a/tmk_core/common/command.c
+++ b/tmk_core/common/command.c
@@ -235,8 +235,10 @@ static void print_status(void)
     print("\n\t- Status -\n");
 
     print_val_hex8(host_keyboard_leds());
+#ifndef PROTOCOL_VUSB
     print_val_hex8(keyboard_protocol);
     print_val_hex8(keyboard_idle);
+#endif
 #ifdef NKRO_ENABLE
     print_val_hex8(keymap_config.nkro);
 #endif
diff --git a/tmk_core/protocol/vusb.mk b/tmk_core/protocol/vusb.mk
index 3cba3f71a3..4d90510af5 100644
--- a/tmk_core/protocol/vusb.mk
+++ b/tmk_core/protocol/vusb.mk
@@ -2,7 +2,7 @@ VUSB_DIR = protocol/vusb
 
 OPT_DEFS += -DPROTOCOL_VUSB
 
-SRC +=	$(VUSB_DIR)/main.c \
+SRC += $(VUSB_DIR)/main.c \
 	$(VUSB_DIR)/vusb.c \
 	$(VUSB_DIR)/usbdrv/usbdrv.c \
 	$(VUSB_DIR)/usbdrv/usbdrvasm.S \
@@ -16,6 +16,7 @@ SRC +=	$(COMMON_DIR)/sendchar_uart.c \
 	$(COMMON_DIR)/uart.c
 endif
 
-
 # Search Path
-VPATH += $(TMK_DIR)/protocol/vusb:$(TMK_DIR)/protocol/vusb/usbdrv
+#VPATH += $(TMK_PATH)/$(VUSB_DIR)
+VPATH += $(TMK_PATH)/$(VUSB_DIR)
+VPATH += $(TMK_PATH)/$(VUSB_DIR)/usbdrv
diff --git a/tmk_core/protocol/vusb/main.c b/tmk_core/protocol/vusb/main.c
index 8e4a266e9b..f6a0c7e9a4 100644
--- a/tmk_core/protocol/vusb/main.c
+++ b/tmk_core/protocol/vusb/main.c
@@ -48,8 +48,12 @@ int main(void)
     uint16_t last_timer = timer_read();
 #endif
 
+#ifdef CLKPR
+    // avoid unintentional changes of clock frequency in devices that have a
+    // clock prescaler
     CLKPR = 0x80, CLKPR = 0;
-#ifndef PS2_USE_USART
+#endif
+#ifndef NO_UART
     uart_init(UART_BAUD_RATE);
 #endif
 
diff --git a/tmk_core/protocol/vusb/vusb.c b/tmk_core/protocol/vusb/vusb.c
index eaa1c512d8..a8c13b928a 100644
--- a/tmk_core/protocol/vusb/vusb.c
+++ b/tmk_core/protocol/vusb/vusb.c
@@ -15,6 +15,8 @@ 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/eeprom.h>
+#include <avr/wdt.h>
 #include <stdint.h>
 #include "usbdrv.h"
 #include "usbconfig.h"
@@ -24,6 +26,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include "debug.h"
 #include "host_driver.h"
 #include "vusb.h"
+#include "bootloader.h"
 
 
 static uint8_t vusb_keyboard_leds = 0;
@@ -163,6 +166,7 @@ static struct {
     uint16_t        len;
     enum {
         NONE,
+        BOOTLOADER,
         SET_LED
     }               kind;
 } last_req;
@@ -193,6 +197,11 @@ usbRequest_t    *rq = (void *)data;
                 debug("SET_LED: ");
                 last_req.kind = SET_LED;
                 last_req.len = rq->wLength.word;
+#ifdef BOOTLOADER_SIZE
+            } else if(rq->wValue.word == 0x0301) {
+                last_req.kind = BOOTLOADER;
+                last_req.len = rq->wLength.word;
+#endif
             }
             return USB_NO_MSG; // to get data in usbFunctionWrite
         } else {
@@ -220,6 +229,11 @@ uchar usbFunctionWrite(uchar *data, uchar len)
             last_req.len = 0;
             return 1;
             break;
+        case BOOTLOADER:
+            usbDeviceDisconnect();
+            bootloader_jump();
+            return 1;
+            break;
         case NONE:
         default:
             return -1;
@@ -266,7 +280,7 @@ const PROGMEM uchar keyboard_hid_report[] = {
     0x95, 0x06,          //   Report Count (6),
     0x75, 0x08,          //   Report Size (8),
     0x15, 0x00,          //   Logical Minimum (0),
-    0x25, 0xFF, 0x00     //   Logical Maximum(255),
+    0x25, 0xFF, 0x00,    //   Logical Maximum(255),
     0x05, 0x07,          //   Usage Page (Key Codes),
     0x19, 0x00,          //   Usage Minimum (0),
     0x29, 0xFF,          //   Usage Maximum (255),
@@ -336,7 +350,7 @@ const PROGMEM uchar mouse_hid_report[] = {
     0xa1, 0x01,                    // COLLECTION (Application)
     0x85, REPORT_ID_SYSTEM,        //   REPORT_ID (2)
     0x15, 0x01,                    //   LOGICAL_MINIMUM (0x1)
-    0x25, 0xb7, 0x00               //   LOGICAL_MAXIMUM (0xb7)
+    0x25, 0xb7, 0x00,              //   LOGICAL_MAXIMUM (0xb7)
     0x19, 0x01,                    //   USAGE_MINIMUM (0x1)
     0x29, 0xb7,                    //   USAGE_MAXIMUM (0xb7)
     0x75, 0x10,                    //   REPORT_SIZE (16)
@@ -481,11 +495,11 @@ USB_PUBLIC usbMsgLen_t usbFunctionDescriptor(struct usbRequest *rq)
             /* interface index */
             switch (rq->wIndex.word) {
                 case 0:
-                    usbMsgPtr = keyboard_hid_report;
+                    usbMsgPtr = (unsigned char *)keyboard_hid_report;
                     len = sizeof(keyboard_hid_report);
                     break;
                 case 1:
-                    usbMsgPtr = mouse_hid_report;
+                    usbMsgPtr = (unsigned char *)mouse_hid_report;
                     len = sizeof(mouse_hid_report);
                     break;
             }