The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/mips/rmi/debug.h

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    1 /*-
    2  * Copyright (c) 2003-2009 RMI Corporation
    3  * All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice, this list of conditions and the following disclaimer.
   10  * 2. Redistributions in binary form must reproduce the above copyright
   11  *    notice, this list of conditions and the following disclaimer in the
   12  *    documentation and/or other materials provided with the distribution.
   13  * 3. Neither the name of RMI Corporation, nor the names of its contributors,
   14  *    may be used to endorse or promote products derived from this software
   15  *    without specific prior written permission.
   16  *
   17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   27  * SUCH DAMAGE.
   28  *
   29  * RMI_BSD */
   30 #ifndef _RMI_DEBUG_H_
   31 #define _RMI_DEBUG_H_
   32 
   33 #include <machine/atomic.h>
   34 
   35 enum {
   36         //cacheline 0
   37         MSGRNG_INT,
   38         MSGRNG_PIC_INT,
   39         MSGRNG_MSG,
   40         MSGRNG_EXIT_STATUS,
   41         MSGRNG_MSG_CYCLES,
   42         //cacheline 1
   43         NETIF_TX = 8,
   44         NETIF_RX,
   45         NETIF_TX_COMPLETE,
   46         NETIF_TX_COMPLETE_TX,
   47         NETIF_RX_CYCLES,
   48         NETIF_TX_COMPLETE_CYCLES,
   49         NETIF_TX_CYCLES,
   50         NETIF_TIMER_START_Q,
   51         //NETIF_REG_FRIN,
   52         //NETIF_INT_REG,
   53         //cacheline 2
   54         REPLENISH_ENTER = 16,
   55         REPLENISH_ENTER_COUNT,
   56         REPLENISH_CPU,
   57         REPLENISH_FRIN,
   58         REPLENISH_CYCLES,
   59         NETIF_STACK_TX,
   60         NETIF_START_Q,
   61         NETIF_STOP_Q,
   62         //cacheline 3
   63         USER_MAC_START = 24,
   64         USER_MAC_INT = 24,
   65         USER_MAC_TX_COMPLETE,
   66         USER_MAC_RX,
   67         USER_MAC_POLL,
   68         USER_MAC_TX,
   69         USER_MAC_TX_FAIL,
   70         USER_MAC_TX_COUNT,
   71         USER_MAC_FRIN,
   72         //cacheline 4
   73         USER_MAC_TX_FAIL_GMAC_CREDITS = 32,
   74         USER_MAC_DO_PAGE_FAULT,
   75         USER_MAC_UPDATE_TLB,
   76         USER_MAC_UPDATE_BIGTLB,
   77         USER_MAC_UPDATE_TLB_PFN0,
   78         USER_MAC_UPDATE_TLB_PFN1,
   79 
   80         XLR_MAX_COUNTERS = 40
   81 };
   82 extern int xlr_counters[MAXCPU][XLR_MAX_COUNTERS];
   83 extern __uint32_t msgrng_msg_cycles;
   84 
   85 #ifdef ENABLE_DEBUG
   86 #define xlr_inc_counter(x) atomic_add_int(&xlr_counters[PCPU_GET(cpuid)][(x)], 1)
   87 #define xlr_dec_counter(x) atomic_subtract_int(&xlr_counters[PCPU_GET(cpuid)][(x)], 1)
   88 #define xlr_set_counter(x, value) atomic_set_int(&xlr_counters[PCPU_GET(cpuid)][(x)], (value))
   89 #define xlr_get_counter(x) (&xlr_counters[0][(x)])
   90 
   91 #else                           /* default mode */
   92 
   93 #define xlr_inc_counter(x)
   94 #define xlr_dec_counter(x)
   95 #define xlr_set_counter(x, value)
   96 #define xlr_get_counter(x)
   97 
   98 #endif
   99 
  100 #define dbg_msg(fmt, args...) printf(fmt, ##args)
  101 #define dbg_panic(fmt, args...) panic(fmt, ##args)
  102 
  103 #endif

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