| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * |
| 3 | * linux/drivers/s390/net/ctcdbug.c ($Revision: 1.4 $) |
| 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 | * $Revision: 1.4 $ $Date: 2004/08/04 10:11:59 $ |
| 13 | * |
| 14 | * This program is free software; you can redistribute it and/or modify |
| 15 | * it under the terms of the GNU General Public License as published by |
| 16 | * the Free Software Foundation; either version 2, or (at your option) |
| 17 | * any later version. |
| 18 | * |
| 19 | * This program is distributed in the hope that it will be useful, |
| 20 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 21 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 22 | * GNU General Public License for more details. |
| 23 | * |
| 24 | * You should have received a copy of the GNU General Public License |
| 25 | * along with this program; if not, write to the Free Software |
| 26 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 27 | */ |
| 28 | |
| 29 | #include "ctcdbug.h" |
| 30 | |
| 31 | /** |
| 32 | * Debug Facility Stuff |
| 33 | */ |
| 34 | debug_info_t *ctc_dbf_setup = NULL; |
| 35 | debug_info_t *ctc_dbf_data = NULL; |
| 36 | debug_info_t *ctc_dbf_trace = NULL; |
| 37 | |
| 38 | DEFINE_PER_CPU(char[256], ctc_dbf_txt_buf); |
| 39 | |
| 40 | void |
| 41 | ctc_unregister_dbf_views(void) |
| 42 | { |
| 43 | if (ctc_dbf_setup) |
| 44 | debug_unregister(ctc_dbf_setup); |
| 45 | if (ctc_dbf_data) |
| 46 | debug_unregister(ctc_dbf_data); |
| 47 | if (ctc_dbf_trace) |
| 48 | debug_unregister(ctc_dbf_trace); |
| 49 | } |
| 50 | int |
| 51 | ctc_register_dbf_views(void) |
| 52 | { |
| 53 | ctc_dbf_setup = debug_register(CTC_DBF_SETUP_NAME, |
| 54 | CTC_DBF_SETUP_INDEX, |
| 55 | CTC_DBF_SETUP_NR_AREAS, |
| 56 | CTC_DBF_SETUP_LEN); |
| 57 | ctc_dbf_data = debug_register(CTC_DBF_DATA_NAME, |
| 58 | CTC_DBF_DATA_INDEX, |
| 59 | CTC_DBF_DATA_NR_AREAS, |
| 60 | CTC_DBF_DATA_LEN); |
| 61 | ctc_dbf_trace = debug_register(CTC_DBF_TRACE_NAME, |
| 62 | CTC_DBF_TRACE_INDEX, |
| 63 | CTC_DBF_TRACE_NR_AREAS, |
| 64 | CTC_DBF_TRACE_LEN); |
| 65 | |
| 66 | if ((ctc_dbf_setup == NULL) || (ctc_dbf_data == NULL) || |
| 67 | (ctc_dbf_trace == NULL)) { |
| 68 | ctc_unregister_dbf_views(); |
| 69 | return -ENOMEM; |
| 70 | } |
| 71 | debug_register_view(ctc_dbf_setup, &debug_hex_ascii_view); |
| 72 | debug_set_level(ctc_dbf_setup, CTC_DBF_SETUP_LEVEL); |
| 73 | |
| 74 | debug_register_view(ctc_dbf_data, &debug_hex_ascii_view); |
| 75 | debug_set_level(ctc_dbf_data, CTC_DBF_DATA_LEVEL); |
| 76 | |
| 77 | debug_register_view(ctc_dbf_trace, &debug_hex_ascii_view); |
| 78 | debug_set_level(ctc_dbf_trace, CTC_DBF_TRACE_LEVEL); |
| 79 | |
| 80 | return 0; |
| 81 | } |
| 82 | |
| 83 | |