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/*
23 * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#pragma ident	"%Z%%M%	%I%	%E% SMI"
28
29#include <sys/mutex.h>
30#include <sys/mdb_modapi.h>
31#include <sys/sgsbbc_priv.h>
32
33/*
34 * Given the address of a soft state pointer for the SGSBBC driver,
35 * this function displays the values of selected fields.
36 *
37 * You have to specify the address of the soft state structure you
38 * want to decode. This dcmd does not automatically work that out
39 * for you. The contents of <sbbcp> points to the variable pointing
40 * to the soft state pointers.
41 *
42 * (ie. typing "**sbbcp/10J" at the mdb prompt will list the addresses
43 * of the first 10 soft state structures (if they exist).
44 *
45 * It can also be obtained using mdb's softstate dcmd.
46 * "*sbbcp::softstate 0 | ::sgsbbc_softstate"
47 */
48/* ARGSUSED */
49int
50display_sbbc_softstate_t(uintptr_t addr, uint_t flags, int argc,
51	const mdb_arg_t *argv)
52{
53	sbbc_softstate_t	softp;
54
55	uint_t	offset = 0;	/* offset into soft state structure */
56	int	rv;		/* return value from mdb function */
57
58	/*
59	 * You have to specify the address of the soft state structure you
60	 * want to decode. This dcmd does not automatically work that out.
61	 */
62	if ((flags & DCMD_ADDRSPEC) == 0)
63		return (DCMD_ERR);
64
65	rv = mdb_vread(&softp, sizeof (sbbc_softstate_t), addr);
66	if (rv != sizeof (sbbc_softstate_t)) {
67		mdb_warn("sgsbbc soft_state: Failed read on %ll#r", addr);
68		return (DCMD_ERR);
69	}
70
71	mdb_printf("---------- sbbc_softstate_t @ %#lr ----------\n", addr);
72
73	offset = (int)(uintptr_t)&softp.dip - (int)(uintptr_t)&softp;
74	mdb_printf("%p: dip: %31ll#r\n", addr + offset, softp.dip);
75
76	offset = (int)(uintptr_t)&softp.sram - (int)(uintptr_t)&softp;
77	mdb_printf("%p: sram: %30ll#r\n", addr + offset, softp.sram);
78
79	offset = (int)(uintptr_t)&softp.sbbc_regs - (int)(uintptr_t)&softp;
80	mdb_printf("%p: sbbc_regs: %25ll#r\n", addr + offset,  softp.sbbc_regs);
81
82	offset = (int)(uintptr_t)&softp.port_int_regs - (int)(uintptr_t)&softp;
83	mdb_printf("%p: port_int_regs: %21ll#r\n", addr + offset,
84		softp.port_int_regs);
85
86	offset = (int)(uintptr_t)&softp.epld_regs - (int)(uintptr_t)&softp;
87	mdb_printf("%p: epld_regs: %25p\n", addr + offset, softp.epld_regs);
88
89	offset = (int)(uintptr_t)&softp.sram_toc - (int)(uintptr_t)&softp;
90	mdb_printf("%p: sram_toc: %26d\n", addr + offset,  softp.sram_toc);
91
92	offset = (int)(uintptr_t)&softp.sbbc_reg_handle1 -
93		(int)(uintptr_t)&softp;
94	mdb_printf("%p: sbbc_reg_handle1: %18ll#r\n", addr + offset,
95		softp.sbbc_reg_handle1);
96
97	offset = (int)(uintptr_t)&softp.sbbc_reg_handle2 -
98		(int)(uintptr_t)&softp;
99	mdb_printf("%p: sbbc_reg_handle2: %18ll#r\n", addr + offset,
100		softp.sbbc_reg_handle2);
101
102	offset = (int)(uintptr_t)&softp.inumber - (int)(uintptr_t)&softp;
103	mdb_printf("%p: inumber: %27ll#r\n", addr + offset,  softp.inumber);
104
105	offset = (int)(uintptr_t)&softp.intr_hdlrs - (int)(uintptr_t)&softp;
106	mdb_printf("%p: intr_hdlrs: %24ll#r\n", addr + offset,
107		softp.intr_hdlrs);
108
109	offset = (int)(uintptr_t)&softp.suspended - (int)(uintptr_t)&softp;
110	mdb_printf("%p: suspended: %25ll#r\n", addr + offset,  softp.suspended);
111
112	offset = (int)(uintptr_t)&softp.chosen - (int)(uintptr_t)&softp;
113	mdb_printf("%p: chosen: %28ll#r\n", addr + offset,  softp.chosen);
114
115	return (DCMD_OK);
116}
117
118/*
119 * MDB module linkage information:
120 */
121
122static const mdb_dcmd_t dcmds[] = {{
123		"sgsbbc_softstate",
124		NULL,
125		"print SGSBBC mailbox driver softstate fields",
126		display_sbbc_softstate_t
127	}, { NULL }
128};
129
130static const mdb_modinfo_t modinfo = {
131	MDB_API_VERSION, dcmds, NULL
132};
133
134const mdb_modinfo_t *
135_mdb_init(void)
136{
137	return (&modinfo);
138}
139