1 /* $NetBSD: pcipnp.h,v 1.1 2006/05/30 23:56:38 garbled Exp $ */ 2 /*- 3 * Copyright (c) 2006 The NetBSD Foundation, Inc. 4 * All rights reserved. 5 * 6 * This code is derived from software contributed to The NetBSD Foundation 7 * by Tim Rightnour 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. All advertising materials mentioning features or use of this software 18 * must display the following acknowledgement: 19 * This product includes software developed by the NetBSD 20 * Foundation, Inc. and its contributors. 21 * 4. Neither the name of The NetBSD Foundation nor the names of its 22 * contributors may be used to endorse or promote products derived 23 * from this software without specific prior written permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 26 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 27 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 28 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 29 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 30 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 31 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 32 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 33 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 34 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 35 * POSSIBILITY OF SUCH DAMAGE. 36 */ 37 /* 38 * Based on: 39 * IBM Power Personal Systems Architecture: Residual Data 40 * Document Number: PPS-AR-FW0001 Rev 0.5 April 3, 1996 41 */ 42 43 #ifndef _PCIPNP_H_ 44 #define _PCIPNP_H_ 45 46 #define MAX_PCI_INTRS 4 47 48 typedef enum _IntrTypes { 49 IntrInvalid = 0, 50 Intr8259 = 1, 51 IntrMPIC = 2, 52 IntrRS6K = 3 53 } _IntrTypes; 54 55 /* PCI to system conversion map */ 56 typedef struct _IntrMap { 57 uint8_t slotnum; /* First = 1, integrated = 0 */ 58 uint8_t devfunc; 59 uint8_t intrctrltype; /* interrupt type */ 60 uint8_t intrctrlnum; /* 8259 = 0 61 * MPIC = 1 62 * RS6K = buid ???? */ 63 uint16_t intr[MAX_PCI_INTRS]; /* Index 0-3 == A-D 64 * 0xFFFF == not usable 65 * 0x8nnn == edge sensitive 66 */ 67 } IntrMap; 68 69 typedef struct _PCIInfoPack { 70 uint8_t tag; /* large tag = 0x84 */ 71 uint8_t count0; 72 uint8_t count1; 73 /* count = number of PCI slots * sizeof(IntrMap) + 21 */ 74 uint8_t type; /* == 3 PCI Bridge */ 75 uint8_t configbaseaddr[8]; /* Base addr of PCI configuration 76 * system real address */ 77 uint8_t configbasedata[8]; /* base addr of PCI config data 78 * system real address */ 79 uint8_t busnum; /* PCI Bus Number */ 80 uint8_t reserved[3]; /* reserved, padded with 0 */ 81 IntrMap map[1]; /* Interrupt map array for each PCI 82 * slots that are pluggable. 83 * number = (count-21)/sizeof(IntrMap)*/ 84 } PCIInfoPack; 85 86 #endif /* _PCIPNP_H_ */ 87