Annotation of sys/arch/mvme88k/dev/if_lereg.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: if_lereg.h,v 1.6 2007/05/25 21:27:15 krw Exp $ */
! 2:
! 3: /*-
! 4: * Copyright (c) 1982, 1992, 1993
! 5: * The Regents of the University of California. All rights reserved.
! 6: *
! 7: * Redistribution and use in source and binary forms, with or without
! 8: * modification, are permitted provided that the following conditions
! 9: * are met:
! 10: * 1. Redistributions of source code must retain the above copyright
! 11: * notice, this list of conditions and the following disclaimer.
! 12: * 2. Redistributions in binary form must reproduce the above copyright
! 13: * notice, this list of conditions and the following disclaimer in the
! 14: * documentation and/or other materials provided with the distribution.
! 15: * 3. Neither the name of the University nor the names of its contributors
! 16: * may be used to endorse or promote products derived from this software
! 17: * without specific prior written permission.
! 18: *
! 19: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
! 20: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 21: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 22: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
! 23: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 24: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 25: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 26: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 27: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 28: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 29: * SUCH DAMAGE.
! 30: *
! 31: * @(#)if_lereg.h 8.2 (Berkeley) 10/30/93
! 32: */
! 33:
! 34: #define VLEMEMSIZE 0x00040000
! 35: #define VLEMEMBASE 0xfd6c0000
! 36:
! 37: /*
! 38: * LANCE registers for MVME376
! 39: */
! 40: struct vlereg1 {
! 41: volatile u_int16_t ler1_csr; /* board control/status register */
! 42: volatile u_int16_t ler1_vec; /* interrupt vector register */
! 43: volatile u_int16_t ler1_rdp; /* data port */
! 44: volatile u_int16_t ler1_rap; /* register select port */
! 45: volatile u_int16_t ler1_ear; /* ethernet address register */
! 46: };
! 47:
! 48: #define NVRAM_EN 0x0008 /* NVRAM enable bit (active low) */
! 49: #define INTR_EN 0x0010 /* interrupt enable bit (active low) */
! 50: #define PARITYB 0x0020 /* parity error clear bit */
! 51: #define HW_RS 0x0040 /* hardware reset bit (active low) */
! 52: #define SYSFAILB 0x0080 /* SYSFAIL bit */
! 53:
! 54: #define NVRAM_RWEL 0xe0 /* Reset write enable latch */
! 55: #define NVRAM_STO 0x60 /* Store ram to eeprom */
! 56: #define NVRAM_SLP 0xa0 /* Novram into low power mode */
! 57: #define NVRAM_WRITE 0x20 /* Writes word from location x */
! 58: #define NVRAM_SWEL 0xc0 /* Set write enable latch */
! 59: #define NVRAM_RCL 0x40 /* Recall eeprom data into ram */
! 60: #define NVRAM_READ 0x00 /* Reads word from location x */
! 61:
! 62: #define CDELAY delay(10000)
! 63: #define WRITE_CSR_OR(x) \
! 64: do { \
! 65: ((struct le_softc *)sc)->sc_csr |= (x); \
! 66: reg1->ler1_csr = ((struct le_softc *)sc)->sc_csr; \
! 67: } while (0)
! 68: #define WRITE_CSR_AND(x) \
! 69: do { \
! 70: ((struct le_softc *)sc)->sc_csr &= ~(x); \
! 71: reg1->ler1_csr = ((struct le_softc *)sc)->sc_csr; \
! 72: } while (0)
! 73: #define ENABLE_NVRAM WRITE_CSR_AND(NVRAM_EN)
! 74: #define DISABLE_NVRAM WRITE_CSR_OR(NVRAM_EN)
! 75: #define ENABLE_INTR WRITE_CSR_AND(INTR_EN)
! 76: #define DISABLE_INTR WRITE_CSR_OR(INTR_EN)
! 77: #define RESET_HW \
! 78: do { \
! 79: WRITE_CSR_AND(HW_RS); \
! 80: CDELAY; \
! 81: } while (0)
! 82: #define SET_VEC(x) \
! 83: reg1->ler1_vec = (x)
! 84: #define SYSFAIL_CL WRITE_CSR_AND(SYSFAILB)
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