projects / mirror_ubuntu-zesty-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | /* |
| 2 | * | |
| e018ba1f | 3 | * linux/drivers/s390/net/ctcdbug.c |
| 1da177e4 LT |
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 | * | |
| 1da177e4 LT |
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 | ||
| 27 | #include "ctcdbug.h" | |
| 28 | ||
| 29 | /** | |
| 30 | * Debug Facility Stuff | |
| 31 | */ | |
| 32 | debug_info_t *ctc_dbf_setup = NULL; | |
| 33 | debug_info_t *ctc_dbf_data = NULL; | |
| 34 | debug_info_t *ctc_dbf_trace = NULL; | |
| 35 | ||
| 36 | DEFINE_PER_CPU(char[256], ctc_dbf_txt_buf); | |
| 37 | ||
| 38 | void | |
| 39 | ctc_unregister_dbf_views(void) | |
| 40 | { | |
| 41 | if (ctc_dbf_setup) | |
| 42 | debug_unregister(ctc_dbf_setup); | |
| 43 | if (ctc_dbf_data) | |
| 44 | debug_unregister(ctc_dbf_data); | |
| 45 | if (ctc_dbf_trace) | |
| 46 | debug_unregister(ctc_dbf_trace); | |
| 47 | } | |
| 48 | int | |
| 49 | ctc_register_dbf_views(void) | |
| 50 | { | |
| 51 | ctc_dbf_setup = debug_register(CTC_DBF_SETUP_NAME, | |
| 66a464db | 52 | CTC_DBF_SETUP_PAGES, |
| 1da177e4 LT |
53 | CTC_DBF_SETUP_NR_AREAS, |
| 54 | CTC_DBF_SETUP_LEN); | |
| 55 | ctc_dbf_data = debug_register(CTC_DBF_DATA_NAME, | |
| 66a464db | 56 | CTC_DBF_DATA_PAGES, |
| 1da177e4 LT |
57 | CTC_DBF_DATA_NR_AREAS, |
| 58 | CTC_DBF_DATA_LEN); | |
| 59 | ctc_dbf_trace = debug_register(CTC_DBF_TRACE_NAME, | |
| 66a464db | 60 | CTC_DBF_TRACE_PAGES, |
| 1da177e4 LT |
61 | CTC_DBF_TRACE_NR_AREAS, |
| 62 | CTC_DBF_TRACE_LEN); | |
| 63 | ||
| 64 | if ((ctc_dbf_setup == NULL) || (ctc_dbf_data == NULL) || | |
| 65 | (ctc_dbf_trace == NULL)) { | |
| 66 | ctc_unregister_dbf_views(); | |
| 67 | return -ENOMEM; | |
| 68 | } | |
| 69 | debug_register_view(ctc_dbf_setup, &debug_hex_ascii_view); | |
| 70 | debug_set_level(ctc_dbf_setup, CTC_DBF_SETUP_LEVEL); | |
| 71 | ||
| 72 | debug_register_view(ctc_dbf_data, &debug_hex_ascii_view); | |
| 73 | debug_set_level(ctc_dbf_data, CTC_DBF_DATA_LEVEL); | |
| 74 | ||
| 75 | debug_register_view(ctc_dbf_trace, &debug_hex_ascii_view); | |
| 76 | debug_set_level(ctc_dbf_trace, CTC_DBF_TRACE_LEVEL); | |
| 77 | ||
| 78 | return 0; | |
| 79 | } | |
| 80 |