Merge pull request #22 from qmk/master

Merge from QMK

5 files changed, 88 insertions, 36 deletions

diff --git a/tmk_core/avr.mk b/tmk_core/avr.mk
index 5df539def..ccecdb192 100644
--- a/tmk_core/avr.mk
+++ b/tmk_core/avr.mk
@@ -89,9 +89,9 @@ DEBUG_HOST = localhost
 #============================================================================
 # Autodecct teensy loader
 ifneq (, $(shell which teensy-loader-cli 2>/dev/null))
-  TEENSY_LOADER_CLI = teensy-loader-cli
+  TEENSY_LOADER_CLI ?= teensy-loader-cli
 else
-  TEENSY_LOADER_CLI = teensy_loader_cli
+  TEENSY_LOADER_CLI ?= teensy_loader_cli
 endif
 
 # Program the device.
@@ -100,43 +100,47 @@ program: $(BUILD_DIR)/$(TARGET).hex $(BUILD_DIR)/$(TARGET).eep
 
 teensy: $(BUILD_DIR)/$(TARGET).hex
         $(TEENSY_LOADER_CLI) -mmcu=$(MCU) -w -v $(BUILD_DIR)/$(TARGET).hex
+        
+BATCHISP ?= batchisp 
 
 flip: $(BUILD_DIR)/$(TARGET).hex
-        batchisp -hardware usb -device $(MCU) -operation erase f
-        batchisp -hardware usb -device $(MCU) -operation loadbuffer $(BUILD_DIR)/$(TARGET).hex program
-        batchisp -hardware usb -device $(MCU) -operation start reset 0
+        $(BATCHISP) -hardware usb -device $(MCU) -operation erase f
+        $(BATCHISP) -hardware usb -device $(MCU) -operation loadbuffer $(BUILD_DIR)/$(TARGET).hex program
+        $(BATCHISP) -hardware usb -device $(MCU) -operation start reset 0
+        
+DFU_PROGRAMMER ?= dfu-programmer
 
 dfu: $(BUILD_DIR)/$(TARGET).hex sizeafter
-        until dfu-programmer $(MCU) get bootloader-version; do\
+        until $(DFU_PROGRAMMER) $(MCU) get bootloader-version; do\
                 echo "Error: Bootloader not found. Trying again in 5s." ;\
                 sleep 5 ;\
         done
-ifneq (, $(findstring 0.7, $(shell dfu-programmer --version 2>&1)))
-        dfu-programmer $(MCU) erase --force
+ifneq (, $(findstring 0.7, $(shell $(DFU_PROGRAMMER) --version 2>&1)))
+        $(DFU_PROGRAMMER) $(MCU) erase --force
 else
-        dfu-programmer $(MCU) erase
+        $(DFU_PROGRAMMER) $(MCU) erase
 endif
-        dfu-programmer $(MCU) flash $(BUILD_DIR)/$(TARGET).hex
-        dfu-programmer $(MCU) reset
+        $(DFU_PROGRAMMER) $(MCU) flash $(BUILD_DIR)/$(TARGET).hex
+        $(DFU_PROGRAMMER) $(MCU) reset
 
 dfu-start:
-        dfu-programmer $(MCU) reset
-        dfu-programmer $(MCU) start
+        $(DFU_PROGRAMMER) $(MCU) reset
+        $(DFU_PROGRAMMER) $(MCU) start
 
 flip-ee: $(BUILD_DIR)/$(TARGET).hex $(BUILD_DIR)/$(TARGET).eep
         $(COPY) $(BUILD_DIR)/$(TARGET).eep $(BUILD_DIR)/$(TARGET)eep.hex
-        batchisp -hardware usb -device $(MCU) -operation memory EEPROM erase
-        batchisp -hardware usb -device $(MCU) -operation memory EEPROM loadbuffer $(BUILD_DIR)/$(TARGET)eep.hex program
-        batchisp -hardware usb -device $(MCU) -operation start reset 0
+        $(BATCHISP) -hardware usb -device $(MCU) -operation memory EEPROM erase
+        $(BATCHISP) -hardware usb -device $(MCU) -operation memory EEPROM loadbuffer $(BUILD_DIR)/$(TARGET)eep.hex program
+        $(BATCHISP) -hardware usb -device $(MCU) -operation start reset 0
         $(REMOVE) $(BUILD_DIR)/$(TARGET)eep.hex
 
 dfu-ee: $(BUILD_DIR)/$(TARGET).hex $(BUILD_DIR)/$(TARGET).eep
 ifneq (, $(findstring 0.7, $(shell dfu-programmer --version 2>&1)))
-        dfu-programmer $(MCU) flash --eeprom $(BUILD_DIR)/$(TARGET).eep
+        $(DFU_PROGRAMMER) $(MCU) flash --eeprom $(BUILD_DIR)/$(TARGET).eep
 else
-        dfu-programmer $(MCU) flash-eeprom $(BUILD_DIR)/$(TARGET).eep
+        $(DFU_PROGRAMMER) $(MCU) flash-eeprom $(BUILD_DIR)/$(TARGET).eep
 endif
-        dfu-programmer $(MCU) reset
+        $(DFU_PROGRAMMER) $(MCU) reset
 
 # Convert hex to bin.
 flashbin: $(BUILD_DIR)/$(TARGET).hex
diff --git a/tmk_core/chibios.mk b/tmk_core/chibios.mk
index eb0c40138..2a8d32fb9 100644
--- a/tmk_core/chibios.mk
+++ b/tmk_core/chibios.mk
@@ -151,5 +151,7 @@ endif
 # List any extra directories to look for libraries here.
 EXTRALIBDIRS = $(RULESPATH)/ld
 
+DFU_UTIL ?= dfu-util
+
 dfu-util: $(BUILD_DIR)/$(TARGET).bin sizeafter
-        dfu-util $(DFU_ARGS) -D $(BUILD_DIR)/$(TARGET).bin
+        $(DFU_UTIL) $(DFU_ARGS) -D $(BUILD_DIR)/$(TARGET).bin
diff --git a/tmk_core/common/action.c b/tmk_core/common/action.c
index 4ba1cc251..a534f818e 100644
--- a/tmk_core/common/action.c
+++ b/tmk_core/common/action.c
@@ -26,6 +26,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include "action_macro.h"
 #include "action_util.h"
 #include "action.h"
+#include "wait.h"
 
 #ifdef DEBUG_ACTION
 #include "debug.h"
@@ -438,6 +439,9 @@ void process_action(keyrecord_t *record, action_t action)
                     } else {
                         if (tap_count > 0) {
                             dprint("KEYMAP_TAP_KEY: Tap: unregister_code\n");
+                            if (action.layer_tap.code == KC_CAPS) {
+                                wait_ms(80);
+                            }
                             unregister_code(action.layer_tap.code);
                         } else {
                             dprint("KEYMAP_TAP_KEY: No tap: Off on release\n");
@@ -537,6 +541,21 @@ void process_action(keyrecord_t *record, action_t action)
             break;
     }
 
+#ifndef NO_ACTION_LAYER
+    // if this event is a layer action, update the leds
+    switch (action.kind.id) {
+        case ACT_LAYER:
+        #ifndef NO_ACTION_TAPPING
+        case ACT_LAYER_TAP:
+        case ACT_LAYER_TAP_EXT:
+        #endif
+            led_set(host_keyboard_leds());
+            break;
+        default:
+            break;
+    }
+#endif
+
 #ifndef NO_ACTION_ONESHOT
     /* Because we switch layers after a oneshot event, we need to release the
      * key before we leave the layer or no key up event will be generated.
diff --git a/tmk_core/common/keyboard.c b/tmk_core/common/keyboard.c
index eac1f1dd8..97a8f1cd8 100644
--- a/tmk_core/common/keyboard.c
+++ b/tmk_core/common/keyboard.c
@@ -61,23 +61,51 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #   include "visualizer/visualizer.h"
 #endif
 
+#ifdef MATRIX_HAS_GHOST
+extern const uint16_t keymaps[][MATRIX_ROWS][MATRIX_COLS];
+static matrix_row_t get_real_keys(uint8_t row, matrix_row_t rowdata){
+    matrix_row_t out = 0;
+    for (uint8_t col = 0; col < MATRIX_COLS; col++) {
+        //read each key in the row data and check if the keymap defines it as a real key
+        if (pgm_read_byte(&keymaps[0][row][col]) && (rowdata & (1<<col))){
+            //this creates new row data, if a key is defined in the keymap, it will be set here
+            out |= 1<<col;
+        }
+    }
+    return out;
+}
 
+static inline bool popcount_more_than_one(matrix_row_t rowdata)
+{
+    rowdata &= rowdata-1; //if there are less than two bits (keys) set, rowdata will become zero
+    return rowdata;
+}
 
-#ifdef MATRIX_HAS_GHOST
-static bool has_ghost_in_row(uint8_t row)
+static inline bool has_ghost_in_row(uint8_t row, matrix_row_t rowdata)
 {
-    matrix_row_t matrix_row = matrix_get_row(row);
-    // No ghost exists when less than 2 keys are down on the row
-    if (((matrix_row - 1) & matrix_row) == 0)
+    /* No ghost exists when less than 2 keys are down on the row.
+    If there are "active" blanks in the matrix, the key can't be pressed by the user,
+    there is no doubt as to which keys are really being pressed.
+    The ghosts will be ignored, they are KC_NO.   */
+    rowdata = get_real_keys(row, rowdata);
+    if ((popcount_more_than_one(rowdata)) == 0){
         return false;
-
-    // Ghost occurs when the row shares column line with other row
+    }
+    /* Ghost occurs when the row shares a column line with other row,
+    and two columns are read on each row. Blanks in the matrix don't matter,
+    so they are filtered out.
+    If there are two or more real keys pressed and they match columns with
+    at least two of another row's real keys, the row will be ignored. Keep in mind,
+    we are checking one row at a time, not all of them at once.
+    */
     for (uint8_t i=0; i < MATRIX_ROWS; i++) {
-        if (i != row && (matrix_get_row(i) & matrix_row))
+        if (i != row && popcount_more_than_one(get_real_keys(i, matrix_get_row(i)) & rowdata)){
             return true;
+        }
     }
     return false;
 }
+
 #endif
 
 __attribute__ ((weak))
@@ -127,7 +155,7 @@ void keyboard_task(void)
 {
     static matrix_row_t matrix_prev[MATRIX_ROWS];
 #ifdef MATRIX_HAS_GHOST
-    static matrix_row_t matrix_ghost[MATRIX_ROWS];
+  //  static matrix_row_t matrix_ghost[MATRIX_ROWS];
 #endif
     static uint8_t led_status = 0;
     matrix_row_t matrix_row = 0;
@@ -139,18 +167,18 @@ void keyboard_task(void)
         matrix_change = matrix_row ^ matrix_prev[r];
         if (matrix_change) {
 #ifdef MATRIX_HAS_GHOST
-            if (has_ghost_in_row(r)) {
+            if (has_ghost_in_row(r, matrix_row)) {
                 /* Keep track of whether ghosted status has changed for
                  * debugging. But don't update matrix_prev until un-ghosted, or
                  * the last key would be lost.
                  */
-                if (debug_matrix && matrix_ghost[r] != matrix_row) {
-                    matrix_print();
-                }
-                matrix_ghost[r] = matrix_row;
+                //if (debug_matrix && matrix_ghost[r] != matrix_row) {
+                //    matrix_print();
+                //}
+                //matrix_ghost[r] = matrix_row;
                 continue;
             }
-            matrix_ghost[r] = matrix_row;
+            //matrix_ghost[r] = matrix_row;
 #endif
             if (debug_matrix) matrix_print();
             for (uint8_t c = 0; c < MATRIX_COLS; c++) {
diff --git a/tmk_core/common/keyboard.h b/tmk_core/common/keyboard.h
index 7738251b6..f17003c2f 100644
--- a/tmk_core/common/keyboard.h
+++ b/tmk_core/common/keyboard.h
@@ -57,7 +57,6 @@ static inline bool IS_RELEASED(keyevent_t event) { return (!IS_NOEVENT(event) &&
     .time = (timer_read() | 1)                          \
 }
 
-
 /* it runs once at early stage of startup before keyboard_init. */
 void keyboard_setup(void);
 /* it runs once after initializing host side protocol, debug and MCU peripherals. */