Merge branch 'usb_hid'

10 files changed, 115 insertions, 16 deletions

diff --git a/common/debug.c b/common/debug.c
new file mode 100644
index 0000000000..41d566ee3a
--- /dev/null
+++ b/common/debug.c
@@ -0,0 +1,9 @@
+#include <stdbool.h>
+#include "debug.h"
+
+
+bool debug_enable = false;
+bool debug_matrix = false;
+bool debug_keyboard = false;
+bool debug_mouse = false;
+
diff --git a/common/debug.h b/common/debug.h
index 230d3b3499..9cc8d882f3 100644
--- a/common/debug.h
+++ b/common/debug.h
@@ -18,19 +18,28 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #ifndef DEBUG_H
 #define DEBUG_H 1
 
+#include <stdbool.h>
 #include "print.h"
 
 
-#define debug(s)             if(debug_enable) print(s)
+#define debug(s)             if(debug_enable) print_P(PSTR(s))
 #define debug_hex(c)         if(debug_enable) phex(c)
 #define debug_hex16(i)       if(debug_enable) phex16(i)
 #define debug_bin(c)         if(debug_enable) pbin(c)
 #define debug_bin_reverse(c) if(debug_enable) pbin_reverse(c)
 
 
-bool debug_enable;
-bool debug_matrix;
-bool debug_keyboard;
-bool debug_mouse;
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern bool debug_enable;
+extern bool debug_matrix;
+extern bool debug_keyboard;
+extern bool debug_mouse;
+
+#ifdef __cplusplus
+}
+#endif
 
 #endif
diff --git a/common/host.h b/common/host.h
index 11b9aacd7c..26bf3c362f 100644
--- a/common/host.h
+++ b/common/host.h
@@ -23,6 +23,10 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include "host_driver.h"
 
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 #ifdef NKRO_ENABLE
 extern bool keyboard_nkro;
 #endif
@@ -54,4 +58,8 @@ void host_mouse_send(report_mouse_t *report);
 void host_system_send(uint16_t data);
 void host_consumer_send(uint16_t data);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
diff --git a/common/keyboard.h b/common/keyboard.h
index 988dac36ed..51bf67379a 100644
--- a/common/keyboard.h
+++ b/common/keyboard.h
@@ -21,8 +21,14 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include <stdint.h>
 
 
+#ifdef __cplusplus
+extern "C" {
+#endif
 void keyboard_init(void);
 void keyboard_proc(void);
 void keyboard_set_leds(uint8_t leds);
+#ifdef __cplusplus
+}
+#endif
 
 #endif
diff --git a/common/print.h b/common/print.h
index 686fa89acc..d55f5695dc 100644
--- a/common/print.h
+++ b/common/print.h
@@ -29,11 +29,17 @@
 #include <avr/pgmspace.h>
 
 
-extern bool print_enable;
-
+// avoid collision with arduino/Print.h
+#ifndef __cplusplus
 // this macro allows you to write print("some text") and
 // the string is automatically placed into flash memory :)
 #define print(s) print_P(PSTR(s))
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+extern bool print_enable;
 
 void print_S(const char *s);
 void print_P(const char *s);
@@ -41,5 +47,8 @@ void phex(unsigned char c);
 void phex16(unsigned int i);
 void pbin(unsigned char c);
 void pbin_reverse(unsigned char c);
+#ifdef __cplusplus
+}
+#endif
 
 #endif
diff --git a/common/report.h b/common/report.h
index 45f5c0b881..a73e0aba18 100644
--- a/common/report.h
+++ b/common/report.h
@@ -78,6 +78,11 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #   define REPORT_KEYS 6
 #endif
 
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 typedef struct {
     uint8_t mods;
     uint8_t rserved;
@@ -92,4 +97,8 @@ typedef struct {
     int8_t h;
 } __attribute__ ((packed)) report_mouse_t;
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
diff --git a/common/sendchar.h b/common/sendchar.h
index 7c81303c7a..7a64d00c7f 100644
--- a/common/sendchar.h
+++ b/common/sendchar.h
@@ -21,7 +21,15 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include <stdint.h>
 
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /* transmit a character.  return 0 on success, -1 on error. */
 int8_t sendchar(uint8_t c);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
diff --git a/common/timer.c b/common/timer.c
index 48a38c9b68..8b8d37e8b3 100644
--- a/common/timer.c
+++ b/common/timer.c
@@ -22,7 +22,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 
 // counter resolution 1ms
-volatile uint16_t timer_count = 0;
+volatile uint32_t timer_count = 0;
 
 void timer_init(void)
 {
@@ -59,7 +59,20 @@ void timer_clear(void)
 inline
 uint16_t timer_read(void)
 {
-    uint16_t t;
+    uint32_t t;
+
+    uint8_t sreg = SREG;
+    cli();
+    t = timer_count;
+    SREG = sreg;
+
+    return (t & 0xFFFF);
+}
+
+inline
+uint32_t timer_read32(void)
+{
+    uint32_t t;
 
     uint8_t sreg = SREG;
     cli();
@@ -72,14 +85,27 @@ uint16_t timer_read(void)
 inline
 uint16_t timer_elapsed(uint16_t last)
 {
-    uint16_t t;
+    uint32_t t;
+
+    uint8_t sreg = SREG;
+    cli();
+    t = timer_count;
+    SREG = sreg;
+
+    return TIMER_DIFF_16((t & 0xFFFF), last);
+}
+
+inline
+uint32_t timer_elapsed32(uint32_t last)
+{
+    uint32_t t;
 
     uint8_t sreg = SREG;
     cli();
     t = timer_count;
     SREG = sreg;
 
-    return TIMER_DIFF_MS(t, last);
+    return TIMER_DIFF_32(t, last);
 }
 
 // excecuted once per 1ms.(excess for just timer count?)
diff --git a/common/timer.h b/common/timer.h
index f9e8181e6f..6437473ff7 100644
--- a/common/timer.h
+++ b/common/timer.h
@@ -23,10 +23,12 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #ifndef TIMER_PRESCALER
 #   if F_CPU > 16000000
 #       define TIMER_PRESCALER      256
-#   elif F_CPU >= 4000000
+#   elif F_CPU > 2000000
 #       define TIMER_PRESCALER      64
-#   else
+#   elif F_CPU > 250000
 #       define TIMER_PRESCALER      8
+#   else
+#       define TIMER_PRESCALER      1
 #   endif
 #endif
 #define TIMER_RAW_FREQ      (F_CPU/TIMER_PRESCALER)
@@ -38,16 +40,28 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #endif
 
 #define TIMER_DIFF(a, b, max)   ((a) >= (b) ?  (a) - (b) : (max) - (b) + (a))
-#define TIMER_DIFF_RAW(a, b)    TIMER_DIFF(a, b, UINT8_MAX)
-#define TIMER_DIFF_MS(a, b)     TIMER_DIFF(a, b, UINT16_MAX)
+#define TIMER_DIFF_8(a, b)      TIMER_DIFF(a, b, UINT8_MAX)
+#define TIMER_DIFF_16(a, b)     TIMER_DIFF(a, b, UINT16_MAX)
+#define TIMER_DIFF_32(a, b)     TIMER_DIFF(a, b, UINT32_MAX)
+#define TIMER_DIFF_RAW(a, b)    TIMER_DIFF_8(a, b)
+
 
+#ifdef __cplusplus
+extern "C" {
+#endif
 
-extern volatile uint16_t timer_count;
+extern volatile uint32_t timer_count;
 
 
 void timer_init(void);
 void timer_clear(void);
 uint16_t timer_read(void);
+uint32_t timer_read32(void);
 uint16_t timer_elapsed(uint16_t last);
+uint32_t timer_elapsed32(uint32_t last);
+
+#ifdef __cplusplus
+}
+#endif
 
 #endif
diff --git a/common/usb_keycodes.h b/common/usb_keycodes.h
index 9b6cce1532..04b398fa2a 100644
--- a/common/usb_keycodes.h
+++ b/common/usb_keycodes.h
@@ -24,6 +24,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 
 #define IS_ERROR(code)           (KB_ROLL_OVER <= (code) && (code) <= KB_UNDEFINED)
+#define IS_ANY(code)             (KB_A         <= (code))
 #define IS_KEY(code)             (KB_A         <= (code) && (code) <= KB_EXSEL)
 #define IS_MOD(code)             (KB_LCTRL     <= (code) && (code) <= KB_RGUI)
 #define IS_FN(code)              (KB_FN0       <= (code) && (code) <= KB_FN7)