1 files changed, 38 insertions, 0 deletions
diff --git a/arm9/lib/include/PAD_pad.h b/arm9/lib/include/PAD_pad.h
new file mode 100644
index 00000000..0cb8a6f0
--- /dev/null
+++ b/arm9/lib/include/PAD_pad.h
@@ -0,0 +1,38 @@
+#ifndef NITRO_PAD_PAD_H_
+#define NITRO_PAD_PAD_H_
+
+
+//================================================================================
+//    BUTTONS
+
+//---- masked value
+#define PAD_PLUS_KEY_MASK       0x00f0 // mask : cross keys
+#define PAD_BUTTON_MASK         0x2f0f // mask : buttons
+#define PAD_DEBUG_BUTTON_MASK   0x2000 // mask : debug button
+#define PAD_ALL_MASK            0x2fff // mask : all buttons
+#define PAD_RCNTPORT_MASK       0x2c00 // mask : factors ARM7 can read from RCNT register
+#define PAD_KEYPORT_MASK        0x03ff // mask : factors ARM7/9 can read from KEY register
+
+#define PAD_DETECT_FOLD_MASK    0x8000 // mask : folding
+
+//---- button and key
+#define PAD_BUTTON_A            0x0001 // A
+#define PAD_BUTTON_B            0x0002 // B
+#define PAD_BUTTON_SELECT       0x0004 // SELECT
+#define PAD_BUTTON_START        0x0008 // START
+#define PAD_KEY_RIGHT           0x0010 // RIGHT of cross key
+#define PAD_KEY_LEFT            0x0020 // LEFT  of cross key
+#define PAD_KEY_UP              0x0040 // UP    of cross key
+#define PAD_KEY_DOWN            0x0080 // DOWN  of cross key
+#define PAD_BUTTON_R            0x0100 // R
+#define PAD_BUTTON_L            0x0200 // L
+#define PAD_BUTTON_X            0x0400 // X
+#define PAD_BUTTON_Y            0x0800 // Y
+#define PAD_BUTTON_DEBUG        0x2000 // Debug button
+
+static inline BOOL PAD_DetectFold(void)
+{
+    return (BOOL)((*(vu16 *)HW_BUTTON_XY_BUF & PAD_DETECT_FOLD_MASK) >> 15);
+}
+
+#endif //NITRO_PAD_PAD_H_