1 /* $NetBSD: auxiovar.h,v 1.4 2000/04/15 03:08:13 mrg Exp $ */ 2 3 /* 4 * Copyright (c) 2000 Matthew R. Green 5 * 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. The name of the author may not be used to endorse or promote products 16 * derived from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 23 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 25 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 */ 30 31 /* 32 * on sun4u, auxio exists with one register (LED) on the sbus, and 5 33 * registers on the ebus2 (pci) (LED, PCIMODE, FREQUENCY, SCSI 34 * OSCILLATOR, and TEMP SENSE. 35 * 36 * clients of the auxio registers (eg, blinken lights, or the sbus 37 * floppy) should search in auxio_cd for their matching auxio register 38 * (to deal with multiple auxio's that may appear.) 39 */ 40 41 struct auxio_registers { 42 #if 0 /* these do not exist on the Ebus2 */ 43 volatile u_int32_t *auxio_fd; 44 volatile u_int32_t *auxio_audio; 45 volatile u_int32_t *auxio_power; 46 #endif 47 volatile u_int32_t *auxio_led; 48 volatile u_int32_t *auxio_pci; 49 volatile u_int32_t *auxio_freq; 50 volatile u_int32_t *auxio_scsi; 51 volatile u_int32_t *auxio_temp; 52 }; 53 54 struct auxio_softc { 55 struct device sc_dev; 56 struct auxio_registers sc_registers; 57 int sc_flags; 58 #define AUXIO_LEDONLY 0x1 59 #define AUXIO_EBUS 0x2 60 #define AUXIO_SBUS 0x4 61 }; 62 63 /* 64 * XXX: old interfaces. we set auxio_reg the first auxio we attach. 65 */ 66 #ifndef _LOCORE 67 /* 68 * Copy of AUXIO_REG for the benefit of assembler modules (eg. trap handlers) 69 * as AUXREG_VA depends on NBPG which is not a constant. 70 */ 71 volatile u_char *auxio_reg; 72 unsigned int auxregbisc __P((int, int)); 73 #endif 74