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Revision 1.2, Wed Jan 5 14:17:31 2005 UTC (12 years, 9 months ago) by nathans.longdrop.melbourne.sgi.com
Branch: MAIN
CVS Tags: HEAD
Changes since 1.1: +5 -10 lines

Merge up to 2.6.10.
Merge of 2.6.x-xfs-melb:linux:21010a by kenmcd.

/* 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 */