Sync with Linux 2.1.46.

1 files changed, 61 insertions, 0 deletions

diff --git a/include/linux/joystick.h b/include/linux/joystick.h
new file mode 100644
index 000000000..a9a56273d
--- /dev/null
+++ b/include/linux/joystick.h
@@ -0,0 +1,61 @@
+#ifndef _LINUX_JOYSTICK_H
+#define _LINUX_JOYSTICK_H
+
+#define JS_RETURN sizeof(struct js_status)	/*number of bytes returned by js_read*/
+#define JS_TRUE 1
+#define JS_FALSE 0
+#define JS_PORT 0x201		/*io port for joystick operations*/
+#define JS_DEF_TIMEOUT 0x1300	/*default timeout value for js_read()*/
+#define JS_DEF_CORR	0	/*default correction factor*/
+#define JS_DEF_TIMELIMIT 10L	/*default data valid time =10 jiffies == 100ms*/
+#define JS_X_0	0x01		/*bit mask for x-axis js0*/
+#define JS_Y_0	0x02		/*bit mask for y-axis js0*/
+#define JS_X_1	0x04		/*bit mask for x-axis js1*/
+#define JS_Y_1	0x08		/*bit mask for y-axis js1*/
+#define JS_MAX 2		/*Max number of joysticks*/
+#define PIT_MODE 0x43		/*io port for timer 0*/
+#define PIT_COUNTER_0 0x40	/*io port for timer 0*/
+#define JSIOCSCAL 0x01		/*ioctl cmd to set joystick correction factor*/
+#define JSIOCGCAL 0x02		/*ioctl cmd to get joystick correction factor*/
+#define JSIOCSTIMEOUT 0x03	/*ioctl cmd to set maximum number of iterations
+				  to wait for a timeout*/
+#define JSIOCGTIMEOUT		0x04	/*as above, to get*/
+#define JSIOCSTIMELIMIT	0x05	/*set data retention time*/
+#define JSIOCGTIMELIMIT	0x06	/*get data retention time*/
+#define JSIOCGCONFIG		0x07	/*get the whole js_data[minor] struct*/
+#define JSIOCSCONFIG		0x08	/*set the whole js_data[minor] struct
+						  except js_busy!*/
+
+/*
+ *	This union is used for the ioctl to set the scaling factor and to 
+ *	return the current values for a joystick. 'buttons' is ignored on
+ *	the ioctl call
+ */
+
+struct js_status 
+{
+	int buttons;
+	int x;
+	int y;
+};
+
+/*
+ *	This struct is used for misc data about the joystick
+ */
+
+struct js_config 
+{
+	int js_timeout;		/*timeout*/
+	int busy;		/*joystick is in use*/
+	long js_expiretime;	/*Time when stick after which stick must be re-read*/
+	long js_timelimit;	/*Max time before data is invalid*/
+	struct js_status js_save;	/*last read data*/
+	struct js_status js_corr;	/*correction factor*/
+};
+
+#define LATCH (1193180L/HZ)	/*initial timer 0 value*/
+#define DELTA_TIME(X,Y) ((X)-(Y)+(((X)>=(Y))?0:LATCH))
+
+extern int joystick_init(void);
+
+#endif /* _LINUX_JOYSTICK_H */