144961713Sgirish /*
244961713Sgirish * CDDL HEADER START
344961713Sgirish *
444961713Sgirish * The contents of this file are subject to the terms of the
544961713Sgirish * Common Development and Distribution License (the "License").
644961713Sgirish * You may not use this file except in compliance with the License.
744961713Sgirish *
844961713Sgirish * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
944961713Sgirish * or http://www.opensolaris.org/os/licensing.
1044961713Sgirish * See the License for the specific language governing permissions
1144961713Sgirish * and limitations under the License.
1244961713Sgirish *
1344961713Sgirish * When distributing Covered Code, include this CDDL HEADER in each
1444961713Sgirish * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
1544961713Sgirish * If applicable, add the following below this CDDL HEADER, with the
1644961713Sgirish * fields enclosed by brackets "[]" replaced with your own identifying
1744961713Sgirish * information: Portions Copyright [yyyy] [name of copyright owner]
1844961713Sgirish *
1944961713Sgirish * CDDL HEADER END
2044961713Sgirish */
2144961713Sgirish /*
22678453a8Sspeer * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
2344961713Sgirish * Use is subject to license terms.
2444961713Sgirish */
2544961713Sgirish
2644961713Sgirish #include <npi.h>
2744961713Sgirish #include <sys/nxge/nxge_impl.h>
2844961713Sgirish
2944961713Sgirish nxge_os_mutex_t npidebuglock;
3044961713Sgirish int npi_debug_init = 0;
3144961713Sgirish uint64_t npi_debug_level = 0;
3244961713Sgirish
33678453a8Sspeer extern void npi_trace_dump(rtrace_t *, int);
34678453a8Sspeer
3544961713Sgirish void
npi_debug_msg(npi_handle_function_t function,uint64_t level,char * fmt,...)3644961713Sgirish npi_debug_msg(npi_handle_function_t function, uint64_t level, char *fmt, ...)
3744961713Sgirish {
3844961713Sgirish char msg_buffer[1024];
3944961713Sgirish char prefix_buffer[32];
4044961713Sgirish int cmn_level = CE_CONT;
4144961713Sgirish va_list ap;
4244961713Sgirish
4344961713Sgirish if ((level & npi_debug_level) ||
44*52ccf843Smisaki (level & NPI_REG_CTL) ||
45*52ccf843Smisaki (level & NPI_ERR_CTL)) {
4644961713Sgirish
4744961713Sgirish if (npi_debug_init == 0) {
4844961713Sgirish MUTEX_INIT(&npidebuglock, NULL, MUTEX_DRIVER, NULL);
4944961713Sgirish npi_debug_init = 1;
5044961713Sgirish }
5144961713Sgirish
5244961713Sgirish MUTEX_ENTER(&npidebuglock);
5344961713Sgirish
5444961713Sgirish if (level & NPI_ERR_CTL) {
5544961713Sgirish cmn_level = CE_WARN;
5644961713Sgirish }
5744961713Sgirish
5844961713Sgirish va_start(ap, fmt);
5944961713Sgirish (void) vsprintf(msg_buffer, fmt, ap);
6044961713Sgirish va_end(ap);
6144961713Sgirish
6244961713Sgirish (void) sprintf(prefix_buffer, "%s%d(%d):", "npi",
63*52ccf843Smisaki function.instance, function.function);
6444961713Sgirish
6544961713Sgirish MUTEX_EXIT(&npidebuglock);
6644961713Sgirish cmn_err(cmn_level, "!%s %s\n", prefix_buffer, msg_buffer);
6744961713Sgirish }
6844961713Sgirish }
6944961713Sgirish
7044961713Sgirish void
npi_rtrace_buf_init(rtrace_t * rt)7144961713Sgirish npi_rtrace_buf_init(rtrace_t *rt)
7244961713Sgirish {
7344961713Sgirish int i;
7444961713Sgirish
7544961713Sgirish rt->next_idx = 0;
7644961713Sgirish rt->last_idx = MAX_RTRACE_ENTRIES - 1;
7744961713Sgirish rt->wrapped = B_FALSE;
7844961713Sgirish for (i = 0; i < MAX_RTRACE_ENTRIES; i++) {
7944961713Sgirish rt->buf[i].ctl_addr = TRACE_CTL_INVALID;
8044961713Sgirish rt->buf[i].val_l32 = 0;
8144961713Sgirish rt->buf[i].val_h32 = 0;
8244961713Sgirish }
8344961713Sgirish }
8444961713Sgirish
8544961713Sgirish void
npi_rtrace_update(npi_handle_t handle,boolean_t wr,rtrace_t * rt,uint32_t addr,uint64_t val)8644961713Sgirish npi_rtrace_update(npi_handle_t handle, boolean_t wr, rtrace_t *rt,
87678453a8Sspeer uint32_t addr, uint64_t val)
8844961713Sgirish {
8944961713Sgirish int idx;
9044961713Sgirish idx = rt->next_idx;
9144961713Sgirish if (wr == B_TRUE)
9244961713Sgirish rt->buf[idx].ctl_addr = (addr & TRACE_ADDR_MASK)
93*52ccf843Smisaki | TRACE_CTL_WR;
9444961713Sgirish else
9544961713Sgirish rt->buf[idx].ctl_addr = (addr & TRACE_ADDR_MASK);
9644961713Sgirish rt->buf[idx].ctl_addr |= (((handle.function.function
97*52ccf843Smisaki << TRACE_FUNC_SHIFT) & TRACE_FUNC_MASK) |
98*52ccf843Smisaki ((handle.function.instance
99*52ccf843Smisaki << TRACE_INST_SHIFT) & TRACE_INST_MASK));
10044961713Sgirish rt->buf[idx].val_l32 = val & 0xFFFFFFFF;
10144961713Sgirish rt->buf[idx].val_h32 = (val >> 32) & 0xFFFFFFFF;
10244961713Sgirish rt->next_idx++;
10344961713Sgirish if (rt->next_idx > rt->last_idx) {
10444961713Sgirish rt->next_idx = 0;
10544961713Sgirish rt->wrapped = B_TRUE;
10644961713Sgirish }
10744961713Sgirish }
108678453a8Sspeer
109678453a8Sspeer void
npi_trace_update(npi_handle_t handle,boolean_t wr,rtrace_t * rt,const char * name,uint32_t addr,uint64_t val)110678453a8Sspeer npi_trace_update(npi_handle_t handle, boolean_t wr, rtrace_t *rt,
111678453a8Sspeer const char *name, uint32_t addr, uint64_t val)
112678453a8Sspeer {
113678453a8Sspeer int idx;
114678453a8Sspeer idx = rt->next_idx;
115678453a8Sspeer if (wr == B_TRUE)
116678453a8Sspeer rt->buf[idx].ctl_addr = (addr & TRACE_ADDR_MASK)
117*52ccf843Smisaki | TRACE_CTL_WR;
118678453a8Sspeer else
119678453a8Sspeer rt->buf[idx].ctl_addr = (addr & TRACE_ADDR_MASK);
120678453a8Sspeer /*
121678453a8Sspeer * Control Address field format
122678453a8Sspeer *
123678453a8Sspeer * Bit 0 - 23: Address
124678453a8Sspeer * Bit 24 - 25: Function Number
125678453a8Sspeer * Bit 26 - 29: Instance Number
126678453a8Sspeer * Bit 30: Read/Write Direction bit
127678453a8Sspeer * Bit 31: Invalid bit
128678453a8Sspeer */
129678453a8Sspeer rt->buf[idx].ctl_addr |= (((handle.function.function
130*52ccf843Smisaki << TRACE_FUNC_SHIFT) & TRACE_FUNC_MASK) |
131*52ccf843Smisaki ((handle.function.instance
132*52ccf843Smisaki << TRACE_INST_SHIFT) & TRACE_INST_MASK));
133678453a8Sspeer rt->buf[idx].val_l32 = val & 0xFFFFFFFF;
134678453a8Sspeer rt->buf[idx].val_h32 = (val >> 32) & 0xFFFFFFFF;
135678453a8Sspeer (void) strncpy(rt->buf[idx].name, name, 15);
136678453a8Sspeer rt->next_idx++;
137678453a8Sspeer if (rt->next_idx > rt->last_idx) {
138678453a8Sspeer rt->next_idx = 0;
139678453a8Sspeer rt->wrapped = B_TRUE;
140678453a8Sspeer }
141678453a8Sspeer }
142678453a8Sspeer
143678453a8Sspeer #if defined(NPI_DEBUG)
144678453a8Sspeer void
npi_trace_dump(rtrace_t * rt,int count)145678453a8Sspeer npi_trace_dump(
146678453a8Sspeer rtrace_t *rt,
147678453a8Sspeer int count)
148678453a8Sspeer {
149678453a8Sspeer rt_buf_t *trace;
150678453a8Sspeer int cursor, i;
151678453a8Sspeer
152678453a8Sspeer if (count == 0 || count > MAX_RTRACE_ENTRIES)
153678453a8Sspeer count = 32;
154678453a8Sspeer
155678453a8Sspeer /*
156678453a8Sspeer * Starting with the last recorded entry,
157678453a8Sspeer * dump the <count> most recent records.
158678453a8Sspeer */
159678453a8Sspeer cursor = rt->next_idx;
160678453a8Sspeer cursor = (cursor == 0) ? rt->last_idx : cursor - 1;
161678453a8Sspeer
162678453a8Sspeer for (i = 0; i < count; i++) {
163678453a8Sspeer trace = &rt->buf[cursor];
164678453a8Sspeer if (trace->ctl_addr == 0)
165678453a8Sspeer break;
166678453a8Sspeer cmn_err(CE_NOTE, "%16s @ 0x%08x: 0x%08x.%08x: %c",
167678453a8Sspeer trace->name, trace->ctl_addr,
168678453a8Sspeer trace->val_h32, trace->val_l32,
169678453a8Sspeer trace->ctl_addr & TRACE_CTL_WR ? 'W' : 'R');
170678453a8Sspeer cursor = (cursor == 0) ? rt->last_idx : cursor - 1;
171678453a8Sspeer }
172678453a8Sspeer }
173678453a8Sspeer #endif
174