patch-2.4.22 linux-2.4.22/drivers/usb/host/sl811.h

• Lines: 178
• Date: 2003-08-25 04:44:42.000000000 -0700
• Orig file: linux-2.4.21/drivers/usb/host/sl811.h
• Orig date: 1969-12-31 16:00:00.000000000 -0800

diff -urN linux-2.4.21/drivers/usb/host/sl811.h linux-2.4.22/drivers/usb/host/sl811.h
@@ -0,0 +1,177 @@
+#ifndef __LINUX_SL811_H
+#define __LINUX_SL811_H
+
+//#define SL811_DEBUG
+
+#ifdef SL811_DEBUG
+	#define PDEBUG(level, fmt, args...) \
+		if (debug >= (level)) info("[%s:%d] " fmt, \
+		__PRETTY_FUNCTION__, __LINE__ , ## args)
+#else
+	#define PDEBUG(level, fmt, args...) do {} while(0)
+#endif
+
+//#define SL811_TIMEOUT
+		
+/* Sl811 host control register */
+#define	SL811_CTRL_A		0x00
+#define	SL811_ADDR_A		0x01
+#define	SL811_LEN_A		0x02
+#define	SL811_STS_A		0x03	/* read	*/
+#define	SL811_PIDEP_A		0x03	/* write */
+#define	SL811_CNT_A		0x04	/* read	*/
+#define	SL811_DEV_A		0x04	/* write */
+#define	SL811_CTRL1		0x05
+#define	SL811_INTR		0x06
+#define	SL811_CTRL_B		0x08
+#define	SL811_ADDR_B		0x09
+#define	SL811_LEN_B		0x0A
+#define	SL811_STS_B		0x0B	/* read	*/
+#define	SL811_PIDEP_B		0x0B	/* write */
+#define	SL811_CNT_B		0x0C	/* read	*/
+#define	SL811_DEV_B		0x0C	/* write */
+#define	SL811_INTRSTS		0x0D	/* write clears	bitwise	*/
+#define	SL811_HWREV		0x0E	/* read	*/
+#define	SL811_SOFLOW		0x0E	/* write */
+#define	SL811_SOFCNTDIV		0x0F	/* read	*/
+#define	SL811_CTRL2		0x0F	/* write */
+
+/* USB control register bits (addr 0x00 and addr 0x08) */
+#define	SL811_USB_CTRL_ARM	0x01
+#define	SL811_USB_CTRL_ENABLE	0x02
+#define	SL811_USB_CTRL_DIR_OUT	0x04
+#define	SL811_USB_CTRL_ISO	0x10
+#define	SL811_USB_CTRL_SOF	0x20
+#define	SL811_USB_CTRL_TOGGLE_1	0x40
+#define	SL811_USB_CTRL_PREAMBLE	0x80
+
+/* USB status register bits (addr 0x03 and addr 0x0B) */
+#define	SL811_USB_STS_ACK	0x01
+#define	SL811_USB_STS_ERROR	0x02
+#define	SL811_USB_STS_TIMEOUT	0x04
+#define	SL811_USB_STS_TOGGLE_1	0x08
+#define	SL811_USB_STS_SETUP	0x10
+#define	SL811_USB_STS_OVERFLOW	0x20
+#define	SL811_USB_STS_NAK	0x40
+#define	SL811_USB_STS_STALL	0x80
+
+/* Control register 1 bits (addr 0x05) */
+#define	SL811_CTRL1_SOF		0x01
+#define	SL811_CTRL1_RESET	0x08
+#define	SL811_CTRL1_JKSTATE	0x10
+#define	SL811_CTRL1_SPEED_LOW	0x20
+#define	SL811_CTRL1_SUSPEND	0x40
+
+/* Interrut enable (addr 0x06) and interrupt status register bits (addr 0x0D) */
+#define	SL811_INTR_DONE_A	0x01
+#define	SL811_INTR_DONE_B	0x02
+#define	SL811_INTR_SOF		0x10
+#define	SL811_INTR_INSRMV	0x20
+#define	SL811_INTR_DETECT	0x40
+#define	SL811_INTR_NOTPRESENT	0x40
+#define	SL811_INTR_SPEED_FULL	0x80    /* only in status reg */
+
+/* HW rev and SOF lo register bits (addr 0x0E) */
+#define	SL811_HWR_HWREV		0xF0
+
+/* SOF counter and control reg 2 (addr 0x0F) */
+#define	SL811_CTL2_SOFHI	0x3F
+#define	SL811_CTL2_DSWAP	0x40
+#define	SL811_CTL2_HOST		0x80
+
+/* Set up for 1-ms SOF time. */
+#define SL811_12M_LOW		0xE0
+#define SL811_12M_HI		0x2E
+
+#define SL811_DATA_START	0x10
+#define SL811_DATA_LIMIT	240
+
+
+/* Requests: bRequest << 8 | bmRequestType */
+#define RH_GET_STATUS           0x0080
+#define RH_CLEAR_FEATURE        0x0100
+#define RH_SET_FEATURE          0x0300
+#define RH_SET_ADDRESS		0x0500
+#define RH_GET_DESCRIPTOR	0x0680
+#define RH_SET_DESCRIPTOR       0x0700
+#define RH_GET_CONFIGURATION	0x0880
+#define RH_SET_CONFIGURATION	0x0900
+#define RH_GET_STATE            0x0280
+#define RH_GET_INTERFACE        0x0A80
+#define RH_SET_INTERFACE        0x0B00
+#define RH_SYNC_FRAME           0x0C80
+
+
+#define PIDEP(pid, ep) (((pid) & 0x0f) << 4 | (ep))
+
+/* Virtual Root HUB */
+struct virt_root_hub {
+	int devnum; 			/* Address of Root Hub endpoint */ 
+	void *urb;			/* interrupt URB of root hub */
+	int send;			/* active flag */
+	int interval;			/* intervall of roothub interrupt transfers */
+	struct timer_list rh_int_timer; /* intervall timer for rh interrupt EP */
+};
+
+struct sl811_td {
+	/* hardware */
+	__u8 ctrl;			/* control register */
+	
+	/* write */			
+	__u8 addr;			/* base adrress register */
+	__u8 len;			/* base length register */
+	__u8 pidep;			/* PId and endpoint register */
+	__u8 dev;			/* device address register */
+	
+	/* read */
+	__u8 status;			/* status register */
+	__u8 left;			/* transfer count register */
+	
+	/* software */
+	__u8 errcnt;			/* error count, begin with 3 */
+	__u8 done;			/* is this td tranfer done */
+	__u8 *buf;			/* point to data buffer for tranfer */
+	int bustime;			/* the bus time need by this td */
+	int td_status;			/* the status of this td */
+	int nakcnt;			/* number of naks */
+	struct urb *urb;			/* the urb this td belongs to */
+	struct list_head td_list;	/* link to a list of the urb */
+};
+
+struct sl811_urb_priv {
+	struct urb *urb;			/* the urb this priv beloings to */
+	struct list_head td_list;	/* list of all the td of this urb */
+	struct sl811_td *cur_td;		/* current td is in processing or it will be */
+	struct sl811_td *first_td;		/* the first td of this urb */
+	struct sl811_td *last_td;		/* the last td of this urb */
+	int interval;			/* the query time value for intr urb */
+	int unlink;			/* is the this urb unlinked */
+	unsigned long inserttime;	/* the time when insert to list */
+};
+
+struct sl811_hc {
+	spinlock_t hc_lock;		/* Lock for this structure */
+	
+	int irq;			/* IRQ number this hc use */
+	int addr_io;			/* I/O address line address */
+	int data_io;			/* I/O data line address */
+	struct virt_root_hub rh;		/* root hub */
+	struct usb_port_status rh_status;/* root hub port status */
+	struct list_head urb_list[6];	/* set of urbs, the order is iso,intr,ctrl,bulk,inactive intr, wait */
+	struct list_head *cur_list;	/* the current list is in process */
+	wait_queue_head_t waitq;	/* deletion of URBs and devices needs a waitqueue */
+	struct sl811_td *cur_td;		/* point to the td is in process */
+	struct list_head hc_hcd_list;	/* list of all hci_hcd */
+	struct usb_bus *bus;    	/* our bus */
+	int active_urbs;		/* total number of active usbs */
+	int frame_number;		/* the current frame number, we do't use it, any one need it? */
+};
+
+#define iso_list 	urb_list[0]	/* set of isoc urbs */
+#define intr_list	urb_list[1]	/* ordered (tree) set of int urbs */
+#define ctrl_list	urb_list[2]	/* set of ctrl urbs */
+#define bulk_list	urb_list[3]	/* set of bulk urbs */
+#define idle_intr_list	urb_list[4]	/* set of intr urbs in its idle time*/
+#define wait_list	urb_list[5]	/* set of wait urbs */
+
+#endif