From 04f351b80279c55dfc6c8028f95eab7e01d50c84 Mon Sep 17 00:00:00 2001
From: tmk <nobody@nowhere>
Date: Mon, 7 Feb 2011 14:59:07 +0900
Subject: PS/2 library receives data partially by interrupt

---
 ps2_vusb/config.h | 28 ++++++++++++++++++++++++++--
 1 file changed, 26 insertions(+), 2 deletions(-)

(limited to 'ps2_vusb/config.h')

diff --git a/ps2_vusb/config.h b/ps2_vusb/config.h
index 1d2a28307..639a1ac71 100644
--- a/ps2_vusb/config.h
+++ b/ps2_vusb/config.h
@@ -23,14 +23,38 @@
 #   define MOUSEKEY_DELAY_TIME 255
 #endif
 
-/* PS/2 mouse */
+/* PS/2 lines */
 #define PS2_CLOCK_PORT  PORTD
 #define PS2_CLOCK_PIN   PIND
 #define PS2_CLOCK_DDR   DDRD
-#define PS2_CLOCK_BIT   6
+#define PS2_CLOCK_BIT   3
 #define PS2_DATA_PORT   PORTD
 #define PS2_DATA_PIN    PIND
 #define PS2_DATA_DDR    DDRD
 #define PS2_DATA_BIT    7
 
+/* External interrupt for PS/2 clock line (optional) */
+#define PS2_INT_ENABLE()  do {  \
+    EIMSK |= (1<<INT1);         \
+    EICRA |= ((1<<ISC11) | (0<<ISC10)); \
+    EIFR |= (1<<INTF1);         \
+} while (0)
+#define PS2_INT_DISABLE() do {  \
+    EIMSK &= ~(1<<INT1);        \
+} while (0)
+#define PS2_INT_VECT    INT1_vect
+
+/* Pin Change interrupt for PS/2 clock line (optional)
+#define PS2_INT_ENABLE()  do {  \
+    PCMSK2 |= (1<<PCINT22);     \
+    PCICR |= (1<<PCIE2);        \
+    PCIFR |= (1<<PCIF2);        \
+} while (0)
+#define PS2_INT_DISABLE() do {  \
+    PCMSK2 &= ~(1<<PCINT22);    \
+    PCICR &= ~(1<<PCIE);        \
+} while (0)
+#define PS2_INT_VECT    PCINT2_vect
+*/
+
 #endif
-- 
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