xref: /onnv-gate/usr/src/uts/common/sys/hotplug/pci/pcihp.h (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  * Copyright (c) 1999-2001 by Sun Microsystems, Inc.
24*0Sstevel@tonic-gate  * All rights reserved.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate #ifndef	_SYS_HOTPLUG_PCI_PCIHP_H
28*0Sstevel@tonic-gate #define	_SYS_HOTPLUG_PCI_PCIHP_H
29*0Sstevel@tonic-gate 
30*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
31*0Sstevel@tonic-gate 
32*0Sstevel@tonic-gate #ifdef	__cplusplus
33*0Sstevel@tonic-gate extern "C" {
34*0Sstevel@tonic-gate #endif
35*0Sstevel@tonic-gate 
36*0Sstevel@tonic-gate /*
37*0Sstevel@tonic-gate  * Interfaces exported by PCI Nexus extension module, kernel/misc/pcihp.
38*0Sstevel@tonic-gate  */
39*0Sstevel@tonic-gate int pcihp_init(dev_info_t *);
40*0Sstevel@tonic-gate int pcihp_uninit(dev_info_t *);
41*0Sstevel@tonic-gate int pcihp_info(dev_info_t *, ddi_info_cmd_t, void *, void **);
42*0Sstevel@tonic-gate 
43*0Sstevel@tonic-gate struct cb_ops *pcihp_get_cb_ops(void);
44*0Sstevel@tonic-gate 
45*0Sstevel@tonic-gate /* exported data definitions */
46*0Sstevel@tonic-gate extern struct cb_ops pcihp_cb_ops;
47*0Sstevel@tonic-gate 
48*0Sstevel@tonic-gate /* definitions for minor numbers */
49*0Sstevel@tonic-gate #define	PCIHP_AP_MINOR_NUM(x, y)		(((uint_t)(x) << 8) | \
50*0Sstevel@tonic-gate 						((y) & 0xFF))
51*0Sstevel@tonic-gate #define	PCIHP_AP_MINOR_NUM_TO_PCI_DEVNUM(x)	((x) & 0xFF)
52*0Sstevel@tonic-gate #define	PCIHP_AP_MINOR_NUM_TO_INSTANCE(x)	((x) >> 8)
53*0Sstevel@tonic-gate #define	PCIHP_DEVCTL_MINOR	0xFF
54*0Sstevel@tonic-gate #define	PCIHP_DEBUG_MINOR	0xFE
55*0Sstevel@tonic-gate 
56*0Sstevel@tonic-gate /* definitons for cPCI platforms */
57*0Sstevel@tonic-gate #define	PCI_CONF_EXTCAP		0x34	/* Extended Capabilities Pointer */
58*0Sstevel@tonic-gate #define	PCI_ECP_CAPID		0x00	/* Capability ID */
59*0Sstevel@tonic-gate #define	PCI_ECP_NEXT		0x01	/* Pointer to Next Capability */
60*0Sstevel@tonic-gate #define	PCI_ECP_HS_CSR		0x02	/* Hot Swap Control and Status Reg */
61*0Sstevel@tonic-gate #define	CPCI_HOTSWAP_CAPID	0x06	/* Hot Swap Capability ID */
62*0Sstevel@tonic-gate 
63*0Sstevel@tonic-gate #define	HS_CSR_INS		0x80	/* ENUM Status - Insertion */
64*0Sstevel@tonic-gate #define	HS_CSR_EXT		0x40	/* ENUM Status - Extraction */
65*0Sstevel@tonic-gate #define	HS_CSR_LOO		0x08	/* LED ON/OFF 1=ON 0=OFF */
66*0Sstevel@tonic-gate #define	HS_CSR_EIM		0x02	/* ENUM# Signal Mask */
67*0Sstevel@tonic-gate 
68*0Sstevel@tonic-gate #define	PCIHP_MAKE_REG_HIGH(busnum, devnum, funcnum, register)\
69*0Sstevel@tonic-gate 	(\
70*0Sstevel@tonic-gate 	((ulong_t)(busnum & 0xff) << 16)	|\
71*0Sstevel@tonic-gate 	((ulong_t)(devnum & 0x1f) << 11)	|\
72*0Sstevel@tonic-gate 	((ulong_t)(funcnum & 0x7) <<  8)	|\
73*0Sstevel@tonic-gate 	((ulong_t)(register & 0x3f)))
74*0Sstevel@tonic-gate 
75*0Sstevel@tonic-gate #define	PCIHP_SUCCESS DDI_SUCCESS
76*0Sstevel@tonic-gate #define	PCIHP_FAILURE DDI_FAILURE
77*0Sstevel@tonic-gate 
78*0Sstevel@tonic-gate /* cPCI hotswap definitions */
79*0Sstevel@tonic-gate #define	PCIHP_HANDLE_ENUM	1	/* clear interrupt and take action */
80*0Sstevel@tonic-gate #define	PCIHP_CLEAR_ENUM	2	/* clear interrupt only. */
81*0Sstevel@tonic-gate 
82*0Sstevel@tonic-gate #ifdef	__cplusplus
83*0Sstevel@tonic-gate }
84*0Sstevel@tonic-gate #endif
85*0Sstevel@tonic-gate 
86*0Sstevel@tonic-gate #endif	/* _SYS_HOTPLUG_PCI_PCIHP_H */
87