drivers/s390/net/ctcdbug.h

   1 /*
   2  *
   3  * linux/drivers/s390/net/ctcdbug.h
   4  *
   5  * CTC / ESCON network driver - s390 dbf exploit.
   6  *
   7  * Copyright 2000,2003 IBM Corporation
   8  *
   9  *    Author(s): Original Code written by
  10  *                        Peter Tiedemann (ptiedem@de.ibm.com)
  11  *
  12  * This program is free software; you can redistribute it and/or modify
  13  * it under the terms of the GNU General Public License as published by
  14  * the Free Software Foundation; either version 2, or (at your option)
  15  * any later version.
  16  *
  17  * This program is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  * GNU General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU General Public License
  23  * along with this program; if not, write to the Free Software
  24  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  25  */
  26 #ifndef _CTCDBUG_H_
  27 #define _CTCDBUG_H_
  28
  29 #include <asm/debug.h>
  30 #include "ctcmain.h"
  31 /**
  32  * Debug Facility stuff
  33  */
  34 #define CTC_DBF_SETUP_NAME "ctc_setup"
  35 #define CTC_DBF_SETUP_LEN 16
  36 #define CTC_DBF_SETUP_PAGES 8
  37 #define CTC_DBF_SETUP_NR_AREAS 1
  38 #define CTC_DBF_SETUP_LEVEL 3
  39
  40 #define CTC_DBF_DATA_NAME "ctc_data"
  41 #define CTC_DBF_DATA_LEN 128
  42 #define CTC_DBF_DATA_PAGES 8
  43 #define CTC_DBF_DATA_NR_AREAS 1
  44 #define CTC_DBF_DATA_LEVEL 3
  45
  46 #define CTC_DBF_TRACE_NAME "ctc_trace"
  47 #define CTC_DBF_TRACE_LEN 16
  48 #define CTC_DBF_TRACE_PAGES 4
  49 #define CTC_DBF_TRACE_NR_AREAS 2
  50 #define CTC_DBF_TRACE_LEVEL 3
  51
  52 #define DBF_TEXT(name,level,text) \
  53         do { \
  54                 debug_text_event(ctc_dbf_##name,level,text); \
  55         } while (0)
  56
  57 #define DBF_HEX(name,level,addr,len) \
  58         do { \
  59                 debug_event(ctc_dbf_##name,level,(void*)(addr),len); \
  60         } while (0)
  61
  62 DECLARE_PER_CPU(char[256], ctc_dbf_txt_buf);
  63 extern debug_info_t *ctc_dbf_setup;
  64 extern debug_info_t *ctc_dbf_data;
  65 extern debug_info_t *ctc_dbf_trace;
  66
  67
  68 #define DBF_TEXT_(name,level,text...)                           \
  69         do {                                                            \
  70                 char* ctc_dbf_txt_buf = get_cpu_var(ctc_dbf_txt_buf);   \
  71                 sprintf(ctc_dbf_txt_buf, text);                         \
  72                 debug_text_event(ctc_dbf_##name,level,ctc_dbf_txt_buf); \
  73                 put_cpu_var(ctc_dbf_txt_buf);                           \
  74         } while (0)
  75
  76 #define DBF_SPRINTF(name,level,text...) \
  77         do { \
  78                 debug_sprintf_event(ctc_dbf_trace, level, ##text ); \
  79                 debug_sprintf_event(ctc_dbf_trace, level, text ); \
  80         } while (0)
  81
  82
  83 int ctc_register_dbf_views(void);
  84
  85 void ctc_unregister_dbf_views(void);
  86
  87 /**
  88  * some more debug stuff
  89  */
  90
  91 #define HEXDUMP16(importance,header,ptr) \
  92 PRINT_##importance(header "%02x %02x %02x %02x  %02x %02x %02x %02x  " \
  93                    "%02x %02x %02x %02x  %02x %02x %02x %02x\n", \
  94                    *(((char*)ptr)),*(((char*)ptr)+1),*(((char*)ptr)+2), \
  95                    *(((char*)ptr)+3),*(((char*)ptr)+4),*(((char*)ptr)+5), \
  96                    *(((char*)ptr)+6),*(((char*)ptr)+7),*(((char*)ptr)+8), \
  97                    *(((char*)ptr)+9),*(((char*)ptr)+10),*(((char*)ptr)+11), \
  98                    *(((char*)ptr)+12),*(((char*)ptr)+13), \
  99                    *(((char*)ptr)+14),*(((char*)ptr)+15)); \
 100 PRINT_##importance(header "%02x %02x %02x %02x  %02x %02x %02x %02x  " \
 101                    "%02x %02x %02x %02x  %02x %02x %02x %02x\n", \
 102                    *(((char*)ptr)+16),*(((char*)ptr)+17), \
 103                    *(((char*)ptr)+18),*(((char*)ptr)+19), \
 104                    *(((char*)ptr)+20),*(((char*)ptr)+21), \
 105                    *(((char*)ptr)+22),*(((char*)ptr)+23), \
 106                    *(((char*)ptr)+24),*(((char*)ptr)+25), \
 107                    *(((char*)ptr)+26),*(((char*)ptr)+27), \
 108                    *(((char*)ptr)+28),*(((char*)ptr)+29), \
 109                    *(((char*)ptr)+30),*(((char*)ptr)+31));
 110
 111 static inline void
 112 hex_dump(unsigned char *buf, size_t len)
 113 {
 114         size_t i;
 115
 116         for (i = 0; i < len; i++) {
 117                 if (i && !(i % 16))
 118                         printk("\n");
 119                 printk("%02x ", *(buf + i));
 120         }
 121         printk("\n");
 122 }
 123
 124
 125 #endif