1 files changed, 62 insertions, 0 deletions
diff --git a/os/mpc/usb.h b/os/mpc/usb.h
new file mode 100644
index 00000000..1d750f3f
--- /dev/null
+++ b/os/mpc/usb.h
@@ -0,0 +1,62 @@
+/*
+ * USB packet definitions
+ */
+
+#define	GET2(p)	((((p)[1]&0xFF)<<8)|((p)[0]&0xFF))
+#define	PUT2(p,v)	{((p)[0] = (v)); ((p)[1] = (v)>>8);}
+
+enum {
+	/* request type */
+	RH2D = 0<<7,
+	RD2H = 1<<7,
+	Rstandard = 0<<5,
+	Rclass = 1<<5,
+	Rvendor = 2<<5,
+	Rdevice = 0,
+	Rinterface = 1,
+	Rendpt = 2,
+	Rother = 3,
+
+	/* standard requests */
+	GET_STATUS = 0,
+	CLEAR_FEATURE = 1,
+	SET_FEATURE = 3,
+	SET_ADDRESS = 5,
+	GET_DESCRIPTOR = 6,
+	SET_DESCRIPTOR = 7,
+	GET_CONFIGURATION = 8,
+	SET_CONFIGURATION = 9,
+	GET_INTERFACE = 10,
+	SET_INTERFACE = 11,
+	SYNCH_FRAME = 12,
+
+	/* hub class feature selectors */
+	C_HUB_LOCAL_POWER = 0,
+	C_HUB_OVER_CURRENT,
+	PORT_CONNECTION = 0,
+	PORT_ENABLE = 1,
+	PORT_SUSPEND = 2,
+	PORT_OVER_CURRENT = 3,
+	PORT_RESET = 4,
+	PORT_POWER = 8,
+	PORT_LOW_SPEED = 9,
+	C_PORT_CONNECTION = 16,
+	C_PORT_ENABLE,
+	C_PORT_SUSPEND,
+	C_PORT_OVER_CURRENT,
+	C_PORT_RESET,
+
+	/* descriptor types */
+	DEVICE = 1,
+	CONFIGURATION = 2,
+	STRING = 3,
+	INTERFACE = 4,
+	ENDPOINT = 5,
+	HID = 0x21,
+	REPORT = 0x22,
+	PHYSICAL = 0x23,
+
+	/* feature selectors */
+	DEVICE_REMOTE_WAKEUP = 1,
+	ENDPOINT_STALL = 0,
+};