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 2008 Sun Microsystems, Inc. All rights reserved.
23 * Use is subject to license terms.
24 */
25
26 #pragma ident "%Z%%M% %I% %E% SMI"
27
28 #include <hpi.h>
29 #include <hxge_impl.h>
30
31 static hxge_os_mutex_t hpidebuglock;
32 static int hpi_debug_init = 0;
33 uint64_t hpi_debug_level = 0x0;
34
35 void
hpi_debug_msg(hpi_handle_function_t function,uint64_t level,char * fmt,...)36 hpi_debug_msg(hpi_handle_function_t function, uint64_t level, char *fmt, ...)
37 {
38 char msg_buffer[1024];
39 char prefix_buffer[32];
40 int cmn_level = CE_CONT;
41 va_list ap;
42
43 if ((level & hpi_debug_level) ||
44 (level & HPI_REG_CTL) || (level & HPI_ERR_CTL)) {
45
46 if (hpi_debug_init == 0) {
47 MUTEX_INIT(&hpidebuglock, NULL, MUTEX_DRIVER, NULL);
48 hpi_debug_init = 1;
49 }
50
51 MUTEX_ENTER(&hpidebuglock);
52
53 if (level & HPI_ERR_CTL) {
54 cmn_level = CE_WARN;
55 }
56
57 va_start(ap, fmt);
58 (void) vsprintf(msg_buffer, fmt, ap);
59 va_end(ap);
60
61 (void) sprintf(prefix_buffer, "%s%d(%d):", "hpi",
62 function.instance, function.function);
63
64 cmn_err(cmn_level, "%s %s\n", prefix_buffer, msg_buffer);
65 MUTEX_EXIT(&hpidebuglock);
66 }
67 }
68
69 void
hpi_rtrace_buf_init(rtrace_t * rt)70 hpi_rtrace_buf_init(rtrace_t *rt)
71 {
72 int i;
73
74 rt->next_idx = 0;
75 rt->last_idx = MAX_RTRACE_ENTRIES - 1;
76 rt->wrapped = B_FALSE;
77 for (i = 0; i < MAX_RTRACE_ENTRIES; i++) {
78 rt->buf[i].ctl_addr = TRACE_CTL_INVALID;
79 rt->buf[i].val_l32 = 0;
80 rt->buf[i].val_h32 = 0;
81 }
82 }
83
84 void
hpi_rtrace_update(hpi_handle_t handle,boolean_t wr,rtrace_t * rt,uint32_t addr,uint64_t val)85 hpi_rtrace_update(hpi_handle_t handle, boolean_t wr, rtrace_t *rt,
86 uint32_t addr, uint64_t val)
87 {
88 int idx;
89 idx = rt->next_idx;
90 if (wr == B_TRUE)
91 rt->buf[idx].ctl_addr = (addr & TRACE_ADDR_MASK) | TRACE_CTL_WR;
92 else
93 rt->buf[idx].ctl_addr = (addr & TRACE_ADDR_MASK);
94 rt->buf[idx].ctl_addr |= (((handle.function.function
95 << TRACE_FUNC_SHIFT) & TRACE_FUNC_MASK) |
96 ((handle.function.instance << TRACE_INST_SHIFT) & TRACE_INST_MASK));
97 rt->buf[idx].val_l32 = val & 0xFFFFFFFF;
98 rt->buf[idx].val_h32 = (val >> 32) & 0xFFFFFFFF;
99 rt->next_idx++;
100 if (rt->next_idx > rt->last_idx) {
101 rt->next_idx = 0;
102 rt->wrapped = B_TRUE;
103 }
104 }
105