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1/* SPDX-License-Identifier: GPL-2.0 */2/* Random defines and structures for the HP Lance driver.3 * Copyright (C) 05/1998 Peter Maydell <pmaydell@chiark.greenend.org.uk>4 * Based on the Sun Lance driver and the NetBSD HP Lance driver5 */6 7/* Registers */8#define HPLANCE_ID 0x01 /* DIO register: ID byte */9#define HPLANCE_STATUS 0x03 /* DIO register: interrupt enable/status */10 11/* Control and status bits for the status register */12#define LE_IE 0x80 /* interrupt enable */13#define LE_IR 0x40 /* interrupt requested */14#define LE_LOCK 0x08 /* lock status register */15#define LE_ACK 0x04 /* ack of lock */16#define LE_JAB 0x02 /* loss of tx clock (???) */17/* We can also extract the IPL from the status register with the standard18 * DIO_IPL(hplance) macro, or using dio_scodetoipl()19 */20 21/* These are the offsets for the DIO regs (hplance_reg), lance_ioreg,22 * memory and NVRAM:23 */24#define HPLANCE_IDOFF 0 /* board baseaddr */25#define HPLANCE_REGOFF 0x4000 /* lance registers */26#define HPLANCE_MEMOFF 0x8000 /* struct lance_init_block */27#define HPLANCE_NVRAMOFF 0xC008 /* etheraddress as one *nibble* per byte */28