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/* $OpenBSD: if_lereg.h,v 1.6 2007/05/25 21:27:15 krw Exp $ */
/*-
* Copyright (c) 1982, 1992, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)if_lereg.h 8.2 (Berkeley) 10/30/93
*/
#define VLEMEMSIZE 0x00040000
#define VLEMEMBASE 0xfd6c0000
/*
* LANCE registers for MVME376
*/
struct vlereg1 {
volatile u_int16_t ler1_csr; /* board control/status register */
volatile u_int16_t ler1_vec; /* interrupt vector register */
volatile u_int16_t ler1_rdp; /* data port */
volatile u_int16_t ler1_rap; /* register select port */
volatile u_int16_t ler1_ear; /* ethernet address register */
};
#define NVRAM_EN 0x0008 /* NVRAM enable bit (active low) */
#define INTR_EN 0x0010 /* interrupt enable bit (active low) */
#define PARITYB 0x0020 /* parity error clear bit */
#define HW_RS 0x0040 /* hardware reset bit (active low) */
#define SYSFAILB 0x0080 /* SYSFAIL bit */
#define NVRAM_RWEL 0xe0 /* Reset write enable latch */
#define NVRAM_STO 0x60 /* Store ram to eeprom */
#define NVRAM_SLP 0xa0 /* Novram into low power mode */
#define NVRAM_WRITE 0x20 /* Writes word from location x */
#define NVRAM_SWEL 0xc0 /* Set write enable latch */
#define NVRAM_RCL 0x40 /* Recall eeprom data into ram */
#define NVRAM_READ 0x00 /* Reads word from location x */
#define CDELAY delay(10000)
#define WRITE_CSR_OR(x) \
do { \
((struct le_softc *)sc)->sc_csr |= (x); \
reg1->ler1_csr = ((struct le_softc *)sc)->sc_csr; \
} while (0)
#define WRITE_CSR_AND(x) \
do { \
((struct le_softc *)sc)->sc_csr &= ~(x); \
reg1->ler1_csr = ((struct le_softc *)sc)->sc_csr; \
} while (0)
#define ENABLE_NVRAM WRITE_CSR_AND(NVRAM_EN)
#define DISABLE_NVRAM WRITE_CSR_OR(NVRAM_EN)
#define ENABLE_INTR WRITE_CSR_AND(INTR_EN)
#define DISABLE_INTR WRITE_CSR_OR(INTR_EN)
#define RESET_HW \
do { \
WRITE_CSR_AND(HW_RS); \
CDELAY; \
} while (0)
#define SET_VEC(x) \
reg1->ler1_vec = (x)
#define SYSFAIL_CL WRITE_CSR_AND(SYSFAILB)
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