1 /* $NetBSD: eisa_machdep.h,v 1.9 2002/10/01 12:57:05 fvdl Exp $ */ 2 3 /* 4 * Copyright (c) 1996 Christopher G. Demetriou. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. All advertising materials mentioning features or use of this software 15 * must display the following acknowledgement: 16 * This product includes software developed by Christopher G. Demetriou 17 * for the NetBSD Project. 18 * 4. The name of the author may not be used to endorse or promote products 19 * derived from this software without specific prior written permission 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 /* 34 * Machine-specific definitions for EISA autoconfiguration. 35 */ 36 37 /* 38 * i386-specific EISA definitions. 39 * NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE. 40 */ 41 #define EISA_ID "EISA" 42 #define EISA_ID_LEN (sizeof(EISA_ID) - 1) 43 #define EISA_ID_PADDR 0xfffd9 44 45 extern struct i386_bus_dma_tag eisa_bus_dma_tag; 46 47 /* EISA Edge/Level trigger control registers */ 48 #define ELCR0 0x4d0 /* eisa irq 0-7 */ 49 #define ELCR1 0x4d1 /* eisa irq 8-15 */ 50 51 /* 52 * Types provided to machine-independent EISA code. 53 */ 54 typedef void *eisa_chipset_tag_t; 55 typedef int eisa_intr_handle_t; 56 57 /* 58 * Functions provided to machine-independent EISA code. 59 */ 60 void eisa_attach_hook(struct device *, struct device *, 61 struct eisabus_attach_args *); 62 int eisa_maxslots(eisa_chipset_tag_t); 63 int eisa_intr_map(eisa_chipset_tag_t, u_int, 64 eisa_intr_handle_t *); 65 const char *eisa_intr_string(eisa_chipset_tag_t, eisa_intr_handle_t); 66 const struct evcnt *eisa_intr_evcnt(eisa_chipset_tag_t, eisa_intr_handle_t); 67 void *eisa_intr_establish(eisa_chipset_tag_t, 68 eisa_intr_handle_t, int, int, int (*)(void *), void *); 69 void eisa_intr_disestablish(eisa_chipset_tag_t, void *); 70 int eisa_mem_alloc(bus_space_tag_t, bus_size_t, bus_size_t, 71 bus_addr_t, int, bus_addr_t *, bus_space_handle_t *); 72 void eisa_mem_free(bus_space_tag_t, bus_space_handle_t, 73 bus_size_t); 74 75 int eisa_conf_read_mem(eisa_chipset_tag_t, int, int, int, 76 struct eisa_cfg_mem *); 77 int eisa_conf_read_irq(eisa_chipset_tag_t, int, int, int, 78 struct eisa_cfg_irq *); 79 int eisa_conf_read_dma(eisa_chipset_tag_t, int, int, int, 80 struct eisa_cfg_dma *); 81 int eisa_conf_read_io(eisa_chipset_tag_t, int, int, int, 82 struct eisa_cfg_io *); 83