xref: /onnv-gate/usr/src/uts/sun4u/io/pci/pci_debug.c (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 2005 Sun Microsystems, Inc.  All rights reserved.
24*0Sstevel@tonic-gate  * Use is subject to license terms.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
28*0Sstevel@tonic-gate 
29*0Sstevel@tonic-gate /*
30*0Sstevel@tonic-gate  * PCI nexus driver general debug support
31*0Sstevel@tonic-gate  */
32*0Sstevel@tonic-gate #include <sys/promif.h>		/* prom_printf */
33*0Sstevel@tonic-gate #include <sys/async.h>
34*0Sstevel@tonic-gate #include <sys/sunddi.h>		/* dev_info_t */
35*0Sstevel@tonic-gate #include <sys/ddi_impldefs.h>
36*0Sstevel@tonic-gate #include <sys/pci/pci_obj.h>
37*0Sstevel@tonic-gate 
38*0Sstevel@tonic-gate /*LINTLIBRARY*/
39*0Sstevel@tonic-gate 
40*0Sstevel@tonic-gate #ifdef DEBUG
41*0Sstevel@tonic-gate extern uint64_t pci_debug_flags;
42*0Sstevel@tonic-gate 
43*0Sstevel@tonic-gate pci_debug_flag_to_string_t pci_flags_to_string [] = {
44*0Sstevel@tonic-gate 	{DBG_ATTACH,		"attach"},
45*0Sstevel@tonic-gate 	{DBG_DETACH,		"detach"},
46*0Sstevel@tonic-gate 	{DBG_MAP,		"map"},
47*0Sstevel@tonic-gate 	{DBG_RSV1,		"reserved"},
48*0Sstevel@tonic-gate 	{DBG_A_INTX,		"add_intx"},
49*0Sstevel@tonic-gate 	{DBG_R_INTX,		"rem_intx"},
50*0Sstevel@tonic-gate 	{DBG_INIT_CLD,		"init_child"},
51*0Sstevel@tonic-gate 	{DBG_CTLOPS,		"ctlops"},
52*0Sstevel@tonic-gate 	{DBG_INTR,		"intr_wrapper"},
53*0Sstevel@tonic-gate 	{DBG_ERR_INTR,		"pbm_error_intr"},
54*0Sstevel@tonic-gate 	{DBG_BUS_FAULT,		"pci_fault"},
55*0Sstevel@tonic-gate 	{DBG_DMA_ALLOCH,	"dma_alloc_handle"},
56*0Sstevel@tonic-gate 	{DBG_DMA_FREEH,		"dma_free_handle"},
57*0Sstevel@tonic-gate 	{DBG_DMA_BINDH,		"dma_bind_handle"},
58*0Sstevel@tonic-gate 	{DBG_DMA_UNBINDH,	"dma_unbind_handle"},
59*0Sstevel@tonic-gate 	{DBG_DMA_MAP,		"dma_map"},
60*0Sstevel@tonic-gate 	{DBG_CHK_MOD,		"check_dma_mode"},
61*0Sstevel@tonic-gate 	{DBG_BYPASS,		"bypass"},
62*0Sstevel@tonic-gate 	{DBG_IOMMU,		"iommu"},
63*0Sstevel@tonic-gate 	{DBG_DMA_WIN,		"dma_win"},
64*0Sstevel@tonic-gate 	{DBG_MAP_WIN,		"map_window"},
65*0Sstevel@tonic-gate 	{DBG_UNMAP_WIN,		"unmap_window"},
66*0Sstevel@tonic-gate 	{DBG_DMA_CTL,		"dma_ctl"},
67*0Sstevel@tonic-gate 	{DBG_DMA_SYNC,		"dma_sync"},
68*0Sstevel@tonic-gate 	{DBG_DMA_SYNC_PBM,	"dma_sync_pbm"},
69*0Sstevel@tonic-gate 	{DBG_FAST_DVMA,		"fast_dvma"},
70*0Sstevel@tonic-gate 	{DBG_IB,		"ib"},
71*0Sstevel@tonic-gate 	{DBG_CB,		"cb"},
72*0Sstevel@tonic-gate 	{DBG_PBM,		"pbm"},
73*0Sstevel@tonic-gate 	{DBG_OPEN,		"open"},
74*0Sstevel@tonic-gate 	{DBG_CLOSE,		"close"},
75*0Sstevel@tonic-gate 	{DBG_IOCTL,		"ioctl"},
76*0Sstevel@tonic-gate 	{DBG_SC,		"sc"},
77*0Sstevel@tonic-gate 	{DBG_PWR,		"pwr"},
78*0Sstevel@tonic-gate 	{DBG_RELOC,		"dma_reloc"},
79*0Sstevel@tonic-gate 	{DBG_TOOLS,		"tools"},
80*0Sstevel@tonic-gate 	{DBG_PHYS_ACC,		"phys_acc"}
81*0Sstevel@tonic-gate };
82*0Sstevel@tonic-gate 
83*0Sstevel@tonic-gate void
pci_debug(uint64_t flag,dev_info_t * dip,char * fmt,uintptr_t a1,uintptr_t a2,uintptr_t a3,uintptr_t a4,uintptr_t a5)84*0Sstevel@tonic-gate pci_debug(uint64_t flag, dev_info_t *dip, char *fmt,
85*0Sstevel@tonic-gate 	uintptr_t a1, uintptr_t a2, uintptr_t a3, uintptr_t a4, uintptr_t a5)
86*0Sstevel@tonic-gate {
87*0Sstevel@tonic-gate 	char *s = NULL;
88*0Sstevel@tonic-gate 	uint_t cont = 0;
89*0Sstevel@tonic-gate 
90*0Sstevel@tonic-gate 	if (flag & DBG_CONT) {
91*0Sstevel@tonic-gate 		flag &= ~DBG_CONT;
92*0Sstevel@tonic-gate 		cont = 1;
93*0Sstevel@tonic-gate 	}
94*0Sstevel@tonic-gate 	if ((pci_debug_flags & flag) == flag) {
95*0Sstevel@tonic-gate 		int i;
96*0Sstevel@tonic-gate 		int no_rec = (sizeof (pci_flags_to_string) /
97*0Sstevel@tonic-gate 		    sizeof (pci_debug_flag_to_string_t));
98*0Sstevel@tonic-gate 		for (i = 0; i < no_rec; i++) {
99*0Sstevel@tonic-gate 			if (pci_flags_to_string[i].flag == flag) {
100*0Sstevel@tonic-gate 				s = pci_flags_to_string[i].string;
101*0Sstevel@tonic-gate 				break;
102*0Sstevel@tonic-gate 			}
103*0Sstevel@tonic-gate 		}
104*0Sstevel@tonic-gate 
105*0Sstevel@tonic-gate 		if (i >= no_rec)
106*0Sstevel@tonic-gate 			s = "PCI debug unknown";
107*0Sstevel@tonic-gate 
108*0Sstevel@tonic-gate 		if (s && cont == 0) {
109*0Sstevel@tonic-gate 			prom_printf("%s(%d): %s: ", ddi_driver_name(dip),
110*0Sstevel@tonic-gate 			    ddi_get_instance(dip), s);
111*0Sstevel@tonic-gate 		}
112*0Sstevel@tonic-gate 		prom_printf(fmt, a1, a2, a3, a4, a5);
113*0Sstevel@tonic-gate 	}
114*0Sstevel@tonic-gate }
115*0Sstevel@tonic-gate #endif
116