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| Rev | Author | Line No. | Line |
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| 6595 | serge | 1 | /****************************************************************************** |
| 2 | * |
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| 3 | * Module Name: utbuffer - Buffer dump routines |
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| 4 | * |
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| 5 | *****************************************************************************/ |
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| 6 | |||
| 7 | /* |
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| 8 | * Copyright (C) 2000 - 2015, Intel Corp. |
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| 9 | * All rights reserved. |
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| 10 | * |
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| 11 | * Redistribution and use in source and binary forms, with or without |
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| 12 | * modification, are permitted provided that the following conditions |
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| 13 | * are met: |
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| 14 | * 1. Redistributions of source code must retain the above copyright |
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| 15 | * notice, this list of conditions, and the following disclaimer, |
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| 16 | * without modification. |
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| 17 | * 2. Redistributions in binary form must reproduce at minimum a disclaimer |
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| 18 | * substantially similar to the "NO WARRANTY" disclaimer below |
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| 19 | * ("Disclaimer") and any redistribution must be conditioned upon |
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| 20 | * including a substantially similar Disclaimer requirement for further |
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| 21 | * binary redistribution. |
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| 22 | * 3. Neither the names of the above-listed copyright holders nor the names |
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| 23 | * of any contributors may be used to endorse or promote products derived |
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| 24 | * from this software without specific prior written permission. |
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| 25 | * |
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| 26 | * Alternatively, this software may be distributed under the terms of the |
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| 27 | * GNU General Public License ("GPL") version 2 as published by the Free |
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| 28 | * Software Foundation. |
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| 29 | * |
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| 30 | * NO WARRANTY |
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| 31 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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| 32 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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| 33 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR |
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| 34 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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| 35 | * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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| 36 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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| 37 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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| 38 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
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| 39 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING |
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| 40 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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| 41 | * POSSIBILITY OF SUCH DAMAGES. |
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| 42 | */ |
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| 43 | |||
| 44 | #include |
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| 45 | #include "accommon.h" |
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| 46 | |||
| 47 | #define _COMPONENT ACPI_UTILITIES |
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| 48 | ACPI_MODULE_NAME("utbuffer") |
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| 49 | |||
| 50 | /******************************************************************************* |
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| 51 | * |
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| 52 | * FUNCTION: acpi_ut_dump_buffer |
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| 53 | * |
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| 54 | * PARAMETERS: buffer - Buffer to dump |
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| 55 | * count - Amount to dump, in bytes |
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| 56 | * display - BYTE, WORD, DWORD, or QWORD display: |
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| 57 | * DB_BYTE_DISPLAY |
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| 58 | * DB_WORD_DISPLAY |
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| 59 | * DB_DWORD_DISPLAY |
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| 60 | * DB_QWORD_DISPLAY |
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| 61 | * base_offset - Beginning buffer offset (display only) |
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| 62 | * |
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| 63 | * RETURN: None |
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| 64 | * |
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| 65 | * DESCRIPTION: Generic dump buffer in both hex and ascii. |
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| 66 | * |
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| 67 | ******************************************************************************/ |
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| 68 | void acpi_ut_dump_buffer(u8 *buffer, u32 count, u32 display, u32 base_offset) |
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| 69 | { |
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| 70 | u32 i = 0; |
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| 71 | u32 j; |
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| 72 | u32 temp32; |
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| 73 | u8 buf_char; |
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| 74 | |||
| 75 | if (!buffer) { |
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| 76 | acpi_os_printf("Null Buffer Pointer in DumpBuffer!\n"); |
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| 77 | return; |
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| 78 | } |
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| 79 | |||
| 80 | if ((count < 4) || (count & 0x01)) { |
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| 81 | display = DB_BYTE_DISPLAY; |
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| 82 | } |
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| 83 | |||
| 84 | /* Nasty little dump buffer routine! */ |
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| 85 | |||
| 86 | while (i < count) { |
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| 87 | |||
| 88 | /* Print current offset */ |
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| 89 | |||
| 90 | acpi_os_printf("%6.4X: ", (base_offset + i)); |
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| 91 | |||
| 92 | /* Print 16 hex chars */ |
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| 93 | |||
| 94 | for (j = 0; j < 16;) { |
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| 95 | if (i + j >= count) { |
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| 96 | |||
| 97 | /* Dump fill spaces */ |
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| 98 | |||
| 99 | acpi_os_printf("%*s", ((display * 2) + 1), " "); |
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| 100 | j += display; |
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| 101 | continue; |
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| 102 | } |
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| 103 | |||
| 104 | switch (display) { |
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| 105 | case DB_BYTE_DISPLAY: |
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| 106 | default: /* Default is BYTE display */ |
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| 107 | |||
| 108 | acpi_os_printf("%02X ", |
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| 109 | buffer[(acpi_size) i + j]); |
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| 110 | break; |
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| 111 | |||
| 112 | case DB_WORD_DISPLAY: |
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| 113 | |||
| 114 | ACPI_MOVE_16_TO_32(&temp32, |
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| 115 | &buffer[(acpi_size) i + j]); |
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| 116 | acpi_os_printf("%04X ", temp32); |
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| 117 | break; |
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| 118 | |||
| 119 | case DB_DWORD_DISPLAY: |
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| 120 | |||
| 121 | ACPI_MOVE_32_TO_32(&temp32, |
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| 122 | &buffer[(acpi_size) i + j]); |
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| 123 | acpi_os_printf("%08X ", temp32); |
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| 124 | break; |
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| 125 | |||
| 126 | case DB_QWORD_DISPLAY: |
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| 127 | |||
| 128 | ACPI_MOVE_32_TO_32(&temp32, |
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| 129 | &buffer[(acpi_size) i + j]); |
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| 130 | acpi_os_printf("%08X", temp32); |
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| 131 | |||
| 132 | ACPI_MOVE_32_TO_32(&temp32, |
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| 133 | &buffer[(acpi_size) i + j + |
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| 134 | 4]); |
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| 135 | acpi_os_printf("%08X ", temp32); |
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| 136 | break; |
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| 137 | } |
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| 138 | |||
| 139 | j += display; |
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| 140 | } |
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| 141 | |||
| 142 | /* |
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| 143 | * Print the ASCII equivalent characters but watch out for the bad |
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| 144 | * unprintable ones (printable chars are 0x20 through 0x7E) |
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| 145 | */ |
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| 146 | acpi_os_printf(" "); |
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| 147 | for (j = 0; j < 16; j++) { |
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| 148 | if (i + j >= count) { |
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| 149 | acpi_os_printf("\n"); |
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| 150 | return; |
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| 151 | } |
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| 152 | |||
| 153 | /* |
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| 154 | * Add comment characters so rest of line is ignored when |
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| 155 | * compiled |
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| 156 | */ |
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| 157 | if (j == 0) { |
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| 158 | acpi_os_printf("// "); |
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| 159 | } |
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| 160 | |||
| 161 | buf_char = buffer[(acpi_size) i + j]; |
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| 162 | if (isprint(buf_char)) { |
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| 163 | acpi_os_printf("%c", buf_char); |
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| 164 | } else { |
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| 165 | acpi_os_printf("."); |
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| 166 | } |
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| 167 | } |
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| 168 | |||
| 169 | /* Done with that line. */ |
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| 170 | |||
| 171 | acpi_os_printf("\n"); |
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| 172 | i += 16; |
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| 173 | } |
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| 174 | |||
| 175 | return; |
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| 176 | } |
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| 177 | |||
| 178 | /******************************************************************************* |
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| 179 | * |
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| 180 | * FUNCTION: acpi_ut_debug_dump_buffer |
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| 181 | * |
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| 182 | * PARAMETERS: buffer - Buffer to dump |
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| 183 | * count - Amount to dump, in bytes |
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| 184 | * display - BYTE, WORD, DWORD, or QWORD display: |
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| 185 | * DB_BYTE_DISPLAY |
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| 186 | * DB_WORD_DISPLAY |
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| 187 | * DB_DWORD_DISPLAY |
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| 188 | * DB_QWORD_DISPLAY |
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| 189 | * component_ID - Caller's component ID |
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| 190 | * |
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| 191 | * RETURN: None |
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| 192 | * |
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| 193 | * DESCRIPTION: Generic dump buffer in both hex and ascii. |
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| 194 | * |
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| 195 | ******************************************************************************/ |
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| 196 | |||
| 197 | void |
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| 198 | acpi_ut_debug_dump_buffer(u8 *buffer, u32 count, u32 display, u32 component_id) |
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| 199 | { |
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| 200 | |||
| 201 | /* Only dump the buffer if tracing is enabled */ |
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| 202 | |||
| 203 | if (!((ACPI_LV_TABLES & acpi_dbg_level) && |
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| 204 | (component_id & acpi_dbg_layer))) { |
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| 205 | return; |
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| 206 | } |
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| 207 | |||
| 208 | acpi_ut_dump_buffer(buffer, count, display, 0); |
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| 209 | } |
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| 210 | |||
| 211 | #ifdef ACPI_APPLICATION |
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| 212 | /******************************************************************************* |
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| 213 | * |
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| 214 | * FUNCTION: acpi_ut_dump_buffer_to_file |
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| 215 | * |
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| 216 | * PARAMETERS: file - File descriptor |
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| 217 | * buffer - Buffer to dump |
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| 218 | * count - Amount to dump, in bytes |
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| 219 | * display - BYTE, WORD, DWORD, or QWORD display: |
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| 220 | * DB_BYTE_DISPLAY |
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| 221 | * DB_WORD_DISPLAY |
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| 222 | * DB_DWORD_DISPLAY |
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| 223 | * DB_QWORD_DISPLAY |
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| 224 | * base_offset - Beginning buffer offset (display only) |
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| 225 | * |
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| 226 | * RETURN: None |
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| 227 | * |
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| 228 | * DESCRIPTION: Generic dump buffer in both hex and ascii to a file. |
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| 229 | * |
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| 230 | ******************************************************************************/ |
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| 231 | |||
| 232 | void |
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| 233 | acpi_ut_dump_buffer_to_file(ACPI_FILE file, |
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| 234 | u8 *buffer, u32 count, u32 display, u32 base_offset) |
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| 235 | { |
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| 236 | u32 i = 0; |
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| 237 | u32 j; |
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| 238 | u32 temp32; |
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| 239 | u8 buf_char; |
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| 240 | |||
| 241 | if (!buffer) { |
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| 242 | acpi_ut_file_printf(file, |
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| 243 | "Null Buffer Pointer in DumpBuffer!\n"); |
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| 244 | return; |
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| 245 | } |
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| 246 | |||
| 247 | if ((count < 4) || (count & 0x01)) { |
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| 248 | display = DB_BYTE_DISPLAY; |
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| 249 | } |
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| 250 | |||
| 251 | /* Nasty little dump buffer routine! */ |
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| 252 | |||
| 253 | while (i < count) { |
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| 254 | |||
| 255 | /* Print current offset */ |
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| 256 | |||
| 257 | acpi_ut_file_printf(file, "%6.4X: ", (base_offset + i)); |
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| 258 | |||
| 259 | /* Print 16 hex chars */ |
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| 260 | |||
| 261 | for (j = 0; j < 16;) { |
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| 262 | if (i + j >= count) { |
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| 263 | |||
| 264 | /* Dump fill spaces */ |
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| 265 | |||
| 266 | acpi_ut_file_printf(file, "%*s", |
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| 267 | ((display * 2) + 1), " "); |
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| 268 | j += display; |
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| 269 | continue; |
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| 270 | } |
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| 271 | |||
| 272 | switch (display) { |
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| 273 | case DB_BYTE_DISPLAY: |
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| 274 | default: /* Default is BYTE display */ |
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| 275 | |||
| 276 | acpi_ut_file_printf(file, "%02X ", |
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| 277 | buffer[(acpi_size) i + j]); |
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| 278 | break; |
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| 279 | |||
| 280 | case DB_WORD_DISPLAY: |
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| 281 | |||
| 282 | ACPI_MOVE_16_TO_32(&temp32, |
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| 283 | &buffer[(acpi_size) i + j]); |
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| 284 | acpi_ut_file_printf(file, "%04X ", temp32); |
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| 285 | break; |
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| 286 | |||
| 287 | case DB_DWORD_DISPLAY: |
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| 288 | |||
| 289 | ACPI_MOVE_32_TO_32(&temp32, |
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| 290 | &buffer[(acpi_size) i + j]); |
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| 291 | acpi_ut_file_printf(file, "%08X ", temp32); |
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| 292 | break; |
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| 293 | |||
| 294 | case DB_QWORD_DISPLAY: |
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| 295 | |||
| 296 | ACPI_MOVE_32_TO_32(&temp32, |
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| 297 | &buffer[(acpi_size) i + j]); |
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| 298 | acpi_ut_file_printf(file, "%08X", temp32); |
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| 299 | |||
| 300 | ACPI_MOVE_32_TO_32(&temp32, |
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| 301 | &buffer[(acpi_size) i + j + |
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| 302 | 4]); |
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| 303 | acpi_ut_file_printf(file, "%08X ", temp32); |
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| 304 | break; |
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| 305 | } |
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| 306 | |||
| 307 | j += display; |
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| 308 | } |
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| 309 | |||
| 310 | /* |
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| 311 | * Print the ASCII equivalent characters but watch out for the bad |
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| 312 | * unprintable ones (printable chars are 0x20 through 0x7E) |
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| 313 | */ |
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| 314 | acpi_ut_file_printf(file, " "); |
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| 315 | for (j = 0; j < 16; j++) { |
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| 316 | if (i + j >= count) { |
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| 317 | acpi_ut_file_printf(file, "\n"); |
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| 318 | return; |
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| 319 | } |
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| 320 | |||
| 321 | buf_char = buffer[(acpi_size) i + j]; |
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| 322 | if (isprint(buf_char)) { |
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| 323 | acpi_ut_file_printf(file, "%c", buf_char); |
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| 324 | } else { |
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| 325 | acpi_ut_file_printf(file, "."); |
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| 326 | } |
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| 327 | } |
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| 328 | |||
| 329 | /* Done with that line. */ |
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| 330 | |||
| 331 | acpi_ut_file_printf(file, "\n"); |
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| 332 | i += 16; |
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| 333 | } |
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| 334 | |||
| 335 | return; |
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| 336 | } |
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| 337 | #endif |