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/* $OpenBSD: if_lereg.h,v 1.7 2003/06/02 23:27:50 millert 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 LEMEMSIZE 0x4000
/*
* LANCE registers.
*/
struct lereg1 {
volatile u_int16_t ler1_rdp; /* data port */
volatile u_int16_t ler1_rap; /* register select port */
};
#define VLEMEMSIZE 0x40000
/*
* LANCE registers for MVME376
*/
struct vlereg1 {
volatile u_int16_t ler1_csr; /* board control/status register */
volatile u_int16_t ler1_vec; /* interupt 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 */
#define INTR_EN 0x0010 /* Interrupt enable bit */
#define PARITYB 0x0020 /* Parity clear bit */
#define HW_RS 0x0040 /* Hardware reset bit */
#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) reg1->ler1_csr=((struct le_softc *)sc)->csr|=x
#define WRITE_CSR_AND(x) reg1->ler1_csr=((struct le_softc *)sc)->csr&=x
#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 WRITE_CSR_AND(~0xFF00);WRITE_CSR_AND(~HW_RS);CDELAY
#define SET_IPL(x) WRITE_CSR_AND(~x)
#define SET_VEC(x) reg1->ler1_vec=0;reg1->ler1_vec |=x;
#define PARITY_CL WRITE_CSR_AND(~PARITYB)
#define SYSFAIL_CL WRITE_CSR_AND(~SYSFAILB)
#define NVRAM_CMD(c,a) for(i=0;i<8;i++){ \
reg1->ler1_ear=((c|(a<<1))>>i); \
CDELAY; \
} \
CDELAY;
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