1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright (c) 1999-2001 by Sun Microsystems, Inc. 24 * All rights reserved. 25 */ 26 27 #ifndef _SYS_HOTPLUG_PCI_PCIHP_H 28 #define _SYS_HOTPLUG_PCI_PCIHP_H 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 #ifdef __cplusplus 33 extern "C" { 34 #endif 35 36 /* 37 * Interfaces exported by PCI Nexus extension module, kernel/misc/pcihp. 38 */ 39 int pcihp_init(dev_info_t *); 40 int pcihp_uninit(dev_info_t *); 41 int pcihp_info(dev_info_t *, ddi_info_cmd_t, void *, void **); 42 43 struct cb_ops *pcihp_get_cb_ops(void); 44 45 /* exported data definitions */ 46 extern struct cb_ops pcihp_cb_ops; 47 48 /* definitions for minor numbers */ 49 #define PCIHP_AP_MINOR_NUM(x, y) (((uint_t)(x) << 8) | \ 50 ((y) & 0xFF)) 51 #define PCIHP_AP_MINOR_NUM_TO_PCI_DEVNUM(x) ((x) & 0xFF) 52 #define PCIHP_AP_MINOR_NUM_TO_INSTANCE(x) ((x) >> 8) 53 #define PCIHP_DEVCTL_MINOR 0xFF 54 #define PCIHP_DEBUG_MINOR 0xFE 55 56 /* definitons for cPCI platforms */ 57 #define PCI_CONF_EXTCAP 0x34 /* Extended Capabilities Pointer */ 58 #define PCI_ECP_CAPID 0x00 /* Capability ID */ 59 #define PCI_ECP_NEXT 0x01 /* Pointer to Next Capability */ 60 #define PCI_ECP_HS_CSR 0x02 /* Hot Swap Control and Status Reg */ 61 #define CPCI_HOTSWAP_CAPID 0x06 /* Hot Swap Capability ID */ 62 63 #define HS_CSR_INS 0x80 /* ENUM Status - Insertion */ 64 #define HS_CSR_EXT 0x40 /* ENUM Status - Extraction */ 65 #define HS_CSR_LOO 0x08 /* LED ON/OFF 1=ON 0=OFF */ 66 #define HS_CSR_EIM 0x02 /* ENUM# Signal Mask */ 67 68 #define PCIHP_MAKE_REG_HIGH(busnum, devnum, funcnum, register)\ 69 (\ 70 ((ulong_t)(busnum & 0xff) << 16) |\ 71 ((ulong_t)(devnum & 0x1f) << 11) |\ 72 ((ulong_t)(funcnum & 0x7) << 8) |\ 73 ((ulong_t)(register & 0x3f))) 74 75 #define PCIHP_SUCCESS DDI_SUCCESS 76 #define PCIHP_FAILURE DDI_FAILURE 77 78 /* cPCI hotswap definitions */ 79 #define PCIHP_HANDLE_ENUM 1 /* clear interrupt and take action */ 80 #define PCIHP_CLEAR_ENUM 2 /* clear interrupt only. */ 81 82 #ifdef __cplusplus 83 } 84 #endif 85 86 #endif /* _SYS_HOTPLUG_PCI_PCIHP_H */ 87