xref: /titanic_41/usr/src/uts/common/sys/pci_intr_lib.h (revision 7ff178cd8db129d385d3177eb20744d3b6efc59b)
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 (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #ifndef	_SYS_PCI_INTR_LIB_H
27 #define	_SYS_PCI_INTR_LIB_H
28 
29 #ifdef	__cplusplus
30 extern "C" {
31 #endif
32 
33 typedef struct pci_class_val {
34 	uint32_t class_code;
35 	uint32_t class_mask;
36 	uint32_t class_val;
37 } pci_class_val_t;
38 
39 extern	int	pci_msi_get_cap(dev_info_t *rdip, int type, int *flagsp);
40 extern	int	pci_msi_configure(dev_info_t *rdip, int type, int count,
41 		    int inum, uint64_t addr, uint64_t data);
42 extern	int	pci_msi_unconfigure(dev_info_t *rdip, int type, int inum);
43 extern	int	pci_is_msi_enabled(dev_info_t *rdip, int type);
44 extern	int	pci_msi_enable_mode(dev_info_t *rdip, int type);
45 extern	int	pci_msi_disable_mode(dev_info_t *rdip, int type);
46 extern	int	pci_msi_set_mask(dev_info_t *rdip, int type, int inum);
47 extern	int	pci_msi_clr_mask(dev_info_t *rdip, int type, int inum);
48 extern	int	pci_msi_get_pending(dev_info_t *rdip, int type, int inum,
49 		    int *pendingp);
50 extern	int	pci_msi_get_nintrs(dev_info_t *rdip, int type, int *nintrs);
51 extern	int	pci_msi_set_nintrs(dev_info_t *rdip, int type, int navail);
52 extern	int	pci_msi_get_supported_type(dev_info_t *rdip, int *typesp);
53 
54 extern  ddi_intr_msix_t	*pci_msix_init(dev_info_t *rdip);
55 extern void	pci_msix_fini(ddi_intr_msix_t *msix_p);
56 extern int	pci_msix_dup(dev_info_t *rdip, int org_inum, int dup_inum);
57 
58 extern	int	pci_intx_get_cap(dev_info_t *dip, int *flagsp);
59 extern int	pci_intx_set_mask(dev_info_t *dip);
60 extern int	pci_intx_clr_mask(dev_info_t *dip);
61 extern int	pci_intx_get_pending(dev_info_t *dip, int *pendingp);
62 extern ddi_intrspec_t	pci_intx_get_ispec(dev_info_t *dip, dev_info_t *rdip,
63 			    int inum);
64 extern uint32_t	pci_class_to_pil(dev_info_t *dip);
65 extern int32_t	pci_class_to_intr_weight(dev_info_t *dip);
66 
67 #ifdef	__cplusplus
68 }
69 #endif
70 
71 #endif	/* _SYS_PCI_INTR_LIB_H */
72