Add print utility

4 files changed, 162 insertions, 72 deletions

diff --git a/common/command.c b/common/command.c
index 8e2e21a70..85cc05733 100644
--- a/common/command.c
+++ b/common/command.c
@@ -205,7 +205,7 @@ static bool command_common(uint8_t code)
             print("VERSION: " STR(DEVICE_VER) "\n");
             break;
         case KC_T: // print timer
-            print("timer: "); phex16(timer_count>>16); phex16(timer_count); print("\n");
+            pv_hex32(timer_count);
             break;
         case KC_P: // print toggle
             if (print_enable) {
@@ -218,20 +218,20 @@ static bool command_common(uint8_t code)
             break;
         case KC_S:
             print("\n\n----- Status -----\n");
-            print("host_keyboard_leds:"); phex(host_keyboard_leds()); print("\n");
+            pv_hex8(host_keyboard_leds());
 #ifdef HOST_PJRC
-            print("UDCON: "); phex(UDCON); print("\n");
-            print("UDIEN: "); phex(UDIEN); print("\n");
-            print("UDINT: "); phex(UDINT); print("\n");
-            print("usb_keyboard_leds:"); phex(usb_keyboard_leds); print("\n");
-            print("usb_keyboard_protocol: "); phex(usb_keyboard_protocol); print("\n");
-            print("usb_keyboard_idle_config:"); phex(usb_keyboard_idle_config); print("\n");
-            print("usb_keyboard_idle_count:"); phex(usb_keyboard_idle_count); print("\n");
+            pv_hex8(UDCON);
+            pv_hex8(UDIEN);
+            pv_hex8(UDINT);
+            pv_hex8(usb_keyboard_leds);
+            pv_hex8(usb_keyboard_protocol);
+            pv_hex8(usb_keyboard_idle_config);
+            pv_hex8(usb_keyboard_idle_count);
 #endif
 
 #ifdef HOST_VUSB
 #   if USB_COUNT_SOF
-            print("usbSofCount: "); phex(usbSofCount); print("\n");
+            pv_hex8(usbSofCount);
 #   endif
 #endif
             break;
@@ -350,6 +350,7 @@ static void mousekey_param_print(void)
     print("6: mk_wheel_time_to_max: "); pdec(mk_wheel_time_to_max); print("\n");
 }
 
+#define PRINT_SET_VAL(v)  print(#v " = "); print_dec8(v); print("\n");
 static void mousekey_param_inc(uint8_t param, uint8_t inc)
 {
     switch (param) {
@@ -358,42 +359,42 @@ static void mousekey_param_inc(uint8_t param, uint8_t inc)
                 mk_delay += inc;
             else
                 mk_delay = UINT8_MAX;
-            print("mk_delay = "); pdec(mk_delay); print("\n");
+            PRINT_SET_VAL(mk_delay);
             break;
         case 2:
             if (mk_interval + inc < UINT8_MAX)
                 mk_interval += inc;
             else
                 mk_interval = UINT8_MAX;
-            print("mk_interval = "); pdec(mk_interval); print("\n");
+            PRINT_SET_VAL(mk_interval);
             break;
         case 3:
             if (mk_max_speed + inc < UINT8_MAX)
                 mk_max_speed += inc;
             else
                 mk_max_speed = UINT8_MAX;
-            print("mk_max_speed = "); pdec(mk_max_speed); print("\n");
+            PRINT_SET_VAL(mk_max_speed);
             break;
         case 4:
             if (mk_time_to_max + inc < UINT8_MAX)
                 mk_time_to_max += inc;
             else
                 mk_time_to_max = UINT8_MAX;
-            print("mk_time_to_max = "); pdec(mk_time_to_max); print("\n");
+            PRINT_SET_VAL(mk_time_to_max);
             break;
         case 5:
             if (mk_wheel_max_speed + inc < UINT8_MAX)
                 mk_wheel_max_speed += inc;
             else
                 mk_wheel_max_speed = UINT8_MAX;
-            print("mk_wheel_max_speed = "); pdec(mk_wheel_max_speed); print("\n");
+            PRINT_SET_VAL(mk_wheel_max_speed);
             break;
         case 6:
             if (mk_wheel_time_to_max + inc < UINT8_MAX)
                 mk_wheel_time_to_max += inc;
             else
                 mk_wheel_time_to_max = UINT8_MAX;
-            print("mk_wheel_time_to_max = "); pdec(mk_wheel_time_to_max); print("\n");
+            PRINT_SET_VAL(mk_wheel_time_to_max);
             break;
     }
 }
@@ -406,42 +407,42 @@ static void mousekey_param_dec(uint8_t param, uint8_t dec)
                 mk_delay -= dec;
             else
                 mk_delay = 0;
-            print("mk_delay = "); pdec(mk_delay); print("\n");
+            PRINT_SET_VAL(mk_delay);
             break;
         case 2:
             if (mk_interval > dec)
                 mk_interval -= dec;
             else
                 mk_interval = 0;
-            print("mk_interval = "); pdec(mk_interval); print("\n");
+            PRINT_SET_VAL(mk_interval);
             break;
         case 3:
             if (mk_max_speed > dec)
                 mk_max_speed -= dec;
             else
                 mk_max_speed = 0;
-            print("mk_max_speed = "); pdec(mk_max_speed); print("\n");
+            PRINT_SET_VAL(mk_max_speed);
             break;
         case 4:
             if (mk_time_to_max > dec)
                 mk_time_to_max -= dec;
             else
                 mk_time_to_max = 0;
-            print("mk_time_to_max = "); pdec(mk_time_to_max); print("\n");
+            PRINT_SET_VAL(mk_time_to_max);
             break;
         case 5:
             if (mk_wheel_max_speed > dec)
                 mk_wheel_max_speed -= dec;
             else
                 mk_wheel_max_speed = 0;
-            print("mk_wheel_max_speed = "); pdec(mk_wheel_max_speed); print("\n");
+            PRINT_SET_VAL(mk_wheel_max_speed);
             break;
         case 6:
             if (mk_wheel_time_to_max > dec)
                 mk_wheel_time_to_max -= dec;
             else
                 mk_wheel_time_to_max = 0;
-            print("mk_wheel_time_to_max = "); pdec(mk_wheel_time_to_max); print("\n");
+            PRINT_SET_VAL(mk_wheel_time_to_max);
             break;
     }
 }
@@ -551,11 +552,11 @@ static uint8_t numkey2num(uint8_t code)
 
 static void switch_layer(uint8_t layer)
 {
-    print("current_layer: "); phex(current_layer); print("\n");
-    print("default_layer: "); phex(default_layer); print("\n");
+    pv_hex8(current_layer);
+    pv_hex8(default_layer);
     current_layer = layer;
     default_layer = layer;
-    print("switch to Layer: "); phex(layer); print("\n");
+    print("switch to "); pv_hex8(layer);
 }
 
 static void clear_keyboard(void)
diff --git a/common/keyboard.c b/common/keyboard.c
index b0e0ed793..bda7c0625 100644
--- a/common/keyboard.c
+++ b/common/keyboard.c
@@ -1,5 +1,5 @@
 /*
-Copyright 2011 Jun Wako <wakojun@gmail.com>
+Copyright 2011,2012 Jun Wako <wakojun@gmail.com>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
@@ -25,6 +25,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include "debug.h"
 #include "command.h"
 #include "util.h"
+#include "sendchar.h"
 #ifdef MOUSEKEY_ENABLE
 #include "mousekey.h"
 #endif
@@ -545,6 +546,9 @@ void keyboard_init(void)
 {
     debug_keyboard = true;
 
+    // TODO: configuration of sendchar impl
+    print_sendchar_func = sendchar;
+
     timer_init();
     matrix_init();
 #ifdef PS2_MOUSE_ENABLE
diff --git a/common/print.c b/common/print.c
index 4e36d3935..dd73ff59d 100644
--- a/common/print.c
+++ b/common/print.c
@@ -1,3 +1,4 @@
+/* Copyright 2012 Jun Wako <wakojun@gmail.com> */
 /* Very basic print functions, intended to be used with usb_debug_only.c
  * http://www.pjrc.com/teensy/
  * Copyright (c) 2008 PJRC.COM, LLC
@@ -21,81 +22,125 @@
  * THE SOFTWARE.
  */
 
+#include <stdio.h>
 #include <avr/io.h>
 #include <avr/pgmspace.h>
 #include "print.h"
-#include "sendchar.h"
+#define sendchar(c)    do { if (print_enable && print_sendchar_func) (print_sendchar_func)(c); } while (0)
 
 
+int8_t (*print_sendchar_func)(uint8_t) = NULL;
 bool print_enable = false;
 
+/* print string stored in data memory(SRAM)
+ *     print_P("hello world");
+ * This consumes precious SRAM memory space for string.
+ */
 void print_S(const char *s)
 {
-	if (!print_enable) return;
-	char c;
-
-	while (1) {
-		c = *s++;
-		if (!c) break;
-		if (c == '\n') sendchar('\r');
-		sendchar(c);
-	}
+    uint8_t c;
+    while (1) {
+        c = *s++;
+        if (!c) break;
+        if (c == '\n') sendchar('\r');
+        sendchar(c);
+    }
 }
 
+/* print string stored in program memory(FLASH)
+ *     print_P(PSTR("hello world");
+ * This consumes relatively abundant FLASH memory area not SRAM.
+ */
 void print_P(const char *s)
 {
-	if (!print_enable) return;
-	char c;
-
-	while (1) {
-		c = pgm_read_byte(s++);
-		if (!c) break;
-		if (c == '\n') sendchar('\r');
-		sendchar(c);
-	}
+    uint8_t c;
+    while (1) {
+        c = pgm_read_byte(s++);
+        if (!c) break;
+        if (c == '\n') sendchar('\r');
+        sendchar(c);
+    }
+}
+
+static inline
+void print_hex4(uint8_t data)
+{
+    sendchar(data + ((data < 10) ? '0' : 'A' - 10));
+}
+
+void print_hex8(uint8_t data)
+{
+    print_hex4(data>>4);
+    print_hex4(data&0x0F);
 }
 
-void phex1(unsigned char c)
+void print_hex16(uint16_t data)
 {
-	if (!print_enable) return;
-	sendchar(c + ((c < 10) ? '0' : 'A' - 10));
+    print_hex8(data>>8);
+    print_hex8(data);
 }
 
-void phex(unsigned char c)
+void print_hex32(uint32_t data)
 {
-	if (!print_enable) return;
-	phex1(c >> 4);
-	phex1(c & 15);
+    print_hex16(data>>16);
+    print_hex16(data);
 }
 
-void phex16(unsigned int i)
+void print_dec8(uint8_t data)
 {
-	if (!print_enable) return;
-	phex(i >> 8);
-	phex(i);
+    if (data/100) sendchar('0' + (data/100));
+    if (data/100 || data%100/10) sendchar('0' + (data%100/10));
+    sendchar('0' + (data%10));
 }
 
-void pdec(uint8_t i)
+void print_dec16(uint16_t data)
 {
-    if (!print_enable) return;
-    if (i/100) sendchar('0' + (i/100));
-    if (i/100 || i%100/10) sendchar('0' + (i%100/10));
-    sendchar('0' + (i%10));
+    // TODO
 }
 
+void print_dec32(uint32_t data)
+{
+    // TODO
+}
 
-void pbin(unsigned char c)
+void print_bin(uint8_t data)
 {
-    if (!print_enable) return;
     for (int i = 7; i >= 0; i--) {
-        sendchar((c & (1<<i)) ? '1' : '0');
+        sendchar((data & (1<<i)) ? '1' : '0');
     }
 }
 
-void pbin_reverse(unsigned char c)
+void print_bin16(uint16_t data)
+{
+    print_bin8(data>>8);
+    print_bin8(data);
+}
+
+void print_bin32(uint32_t data)
+{
+    print_bin8(data>>24);
+    print_bin8(data>>16);
+    print_bin8(data>>8);
+    print_bin8(data);
+}
+
+void print_bin_reverse8(uint8_t data)
 {
-    if (!print_enable) return;
     for (int i = 0; i < 8; i++) {
-        sendchar((c & (1<<i)) ? '1' : '0');
+        sendchar((data & (1<<i)) ? '1' : '0');
     }
 }
+
+void print_bin_reverse16(uint16_t data)
+{
+    print_bin_reverse8(data);
+    print_bin_reverse8(data>>8);
+}
+
+void print_bin_reverse32(uint32_t data)
+{
+    print_bin_reverse8(data);
+    print_bin_reverse8(data>>8);
+    print_bin_reverse8(data>>16);
+    print_bin_reverse8(data>>24);
+}
diff --git a/common/print.h b/common/print.h
index 1c4567862..3a949ba05 100644
--- a/common/print.h
+++ b/common/print.h
@@ -1,3 +1,4 @@
+/* Copyright 2012 Jun Wako <wakojun@gmail.com> */
 /* Very basic print functions, intended to be used with usb_debug_only.c
  * http://www.pjrc.com/teensy/
  * Copyright (c) 2008 PJRC.COM, LLC
@@ -36,18 +37,57 @@
 #define print(s) print_P(PSTR(s))
 #endif
 
+#define println(s)          print_P(PSTR(s "\n"))
+
+#define phex(data)              print_hex8(data)
+#define phex16(data)            print_hex16(data)
+#define pdec(data)              print_dec8(data)
+#define pdec16(data)            print_dec16(data)
+#define pbin(data)              print_bin8(data)
+#define pbin16(data)            print_bin16(data)
+#define pbin_reverse(data)      print_bin_reverse8(data)
+#define pbin_reverse16(data)    print_bin_reverse16(data)
+
+
+/* print value utility */
+#define pv_hex8(v)          do { print_P(PSTR(#v ": ")); print_hex8(v);  print_P(PSTR("\n")); } while (0)
+#define pv_hex16(v)         do { print_P(PSTR(#v ": ")); print_hex16(v); print_P(PSTR("\n")); } while (0)
+#define pv_hex32(v)         do { print_P(PSTR(#v ": ")); print_hex32(v); print_P(PSTR("\n")); } while (0)
+#define pv_dec8(v)          do { print_P(PSTR(#v ": ")); print_dec8(v);  print_P(PSTR("\n")); } while (0)
+#define pv_dec16(v)         do { print_P(PSTR(#v ": ")); print_dec16(v); print_P(PSTR("\n")); } while (0)
+#define pv_dec32(v)         do { print_P(PSTR(#v ": ")); print_dec32(v); print_P(PSTR("\n")); } while (0)
+#define pv_bin8(v)          do { print_P(PSTR(#v ": ")); print_bin8(v);  print_P(PSTR("\n")); } while (0)
+#define pv_bin16(v)         do { print_P(PSTR(#v ": ")); print_bin16(v); print_P(PSTR("\n")); } while (0)
+#define pv_bin32(v)         do { print_P(PSTR(#v ": ")); print_bin32(v); print_P(PSTR("\n")); } while (0)
+#define pv_bin_reverse8(v)  do { print_P(PSTR(#v ": ")); print_bin_reverse8(v);  print_P(PSTR("\n")); } while (0)
+#define pv_bin_reverse16(v) do { print_P(PSTR(#v ": ")); print_bin_reverse16(v); print_P(PSTR("\n")); } while (0)
+#define pv_bin_reverse32(v) do { print_P(PSTR(#v ": ")); print_bin_reverse32(v); print_P(PSTR("\n")); } while (0)
+
+
+
 #ifdef __cplusplus
 extern "C" {
 #endif
+
+/* function pointer of sendchar to be used by print utility */
+extern int8_t (*print_sendchar_func)(uint8_t);
 extern bool print_enable;
 
+/* print string stored in data memory(SRAM) */
 void print_S(const char *s);
+/* print string stored in program memory(FLASH) */
 void print_P(const char *s);
-void phex(unsigned char c);
-void phex16(unsigned int i);
-void pdec(uint8_t i);
-void pbin(unsigned char c);
-void pbin_reverse(unsigned char c);
+
+void print_hex8(uint8_t data);
+void print_hex16(uint16_t data);
+void print_hex32(uint32_t data);
+void print_dec8(uint8_t data);
+void print_dec16(uint16_t data);
+void print_bin8(uint8_t data);
+void print_bin16(uint16_t data);
+void print_bin_reverse8(uint8_t data);
+void print_bin_reverse16(uint16_t data);
+
 #ifdef __cplusplus
 }
 #endif