[net-next-2.6.git] / drivers / net / hplance.h

/* Random defines and structures for the HP Lance driver.
 * Copyright (C) 05/1998 Peter Maydell <pmaydell@chiark.greenend.org.uk>
 * Based on the Sun Lance driver and the NetBSD HP Lance driver
 */

/* Registers */
#define HPLANCE_ID		0x01		/* DIO register: ID byte */
#define HPLANCE_STATUS		0x03		/* DIO register: interrupt enable/status */

/* Control and status bits for the status register */
#define LE_IE 0x80                                /* interrupt enable */
#define LE_IR 0x40                                /* interrupt requested */
#define LE_LOCK 0x08                              /* lock status register */
#define LE_ACK 0x04                               /* ack of lock */
#define LE_JAB 0x02                               /* loss of tx clock (???) */
/* We can also extract the IPL from the status register with the standard
 * DIO_IPL(hplance) macro, or using dio_scodetoipl()
 */

/* These are the offsets for the DIO regs (hplance_reg), lance_ioreg,
 * memory and NVRAM:
 */
#define HPLANCE_IDOFF 0                           /* board baseaddr */
#define HPLANCE_REGOFF 0x4000                     /* lance registers */
#define HPLANCE_MEMOFF 0x8000                     /* struct lance_init_block */
#define HPLANCE_NVRAMOFF 0xC008                   /* etheraddress as one *nibble* per byte */
Commit	Line	Data
1da177e4 LT	1	/* Random defines and structures for the HP Lance driver.
	2	* Copyright (C) 05/1998 Peter Maydell <pmaydell@chiark.greenend.org.uk>
	3	* Based on the Sun Lance driver and the NetBSD HP Lance driver
	4	*/
	5
	6	/* Registers */
	7	#define HPLANCE_ID 0x01 /* DIO register: ID byte */
	8	#define HPLANCE_STATUS 0x03 /* DIO register: interrupt enable/status */
	9
	10	/* Control and status bits for the status register */
	11	#define LE_IE 0x80 /* interrupt enable */
	12	#define LE_IR 0x40 /* interrupt requested */
	13	#define LE_LOCK 0x08 /* lock status register */
	14	#define LE_ACK 0x04 /* ack of lock */
	15	#define LE_JAB 0x02 /* loss of tx clock (???) */
	16	/* We can also extract the IPL from the status register with the standard
	17	* DIO_IPL(hplance) macro, or using dio_scodetoipl()
	18	*/
	19
	20	/* These are the offsets for the DIO regs (hplance_reg), lance_ioreg,
	21	* memory and NVRAM:
	22	*/
	23	#define HPLANCE_IDOFF 0 /* board baseaddr */
	24	#define HPLANCE_REGOFF 0x4000 /* lance registers */
	25	#define HPLANCE_MEMOFF 0x8000 /* struct lance_init_block */
	26	#define HPLANCE_NVRAMOFF 0xC008 /* etheraddress as one nibble per byte */