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307 lines
7.1 KiB
307 lines
7.1 KiB
// SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 |
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/****************************************************************************** |
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* |
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* Module Name: utbuffer - Buffer dump routines |
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* |
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* Copyright (C) 2000 - 2021, Intel Corp. |
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* |
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*****************************************************************************/ |
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#include <acpi/acpi.h> |
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#include "accommon.h" |
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#define _COMPONENT ACPI_UTILITIES |
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ACPI_MODULE_NAME("utbuffer") |
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/******************************************************************************* |
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* |
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* FUNCTION: acpi_ut_dump_buffer |
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* |
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* PARAMETERS: buffer - Buffer to dump |
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* count - Amount to dump, in bytes |
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* display - BYTE, WORD, DWORD, or QWORD display: |
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* DB_BYTE_DISPLAY |
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* DB_WORD_DISPLAY |
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* DB_DWORD_DISPLAY |
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* DB_QWORD_DISPLAY |
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* base_offset - Beginning buffer offset (display only) |
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* |
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* RETURN: None |
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* |
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* DESCRIPTION: Generic dump buffer in both hex and ascii. |
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* |
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******************************************************************************/ |
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void acpi_ut_dump_buffer(u8 *buffer, u32 count, u32 display, u32 base_offset) |
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{ |
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u32 i = 0; |
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u32 j; |
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u32 temp32; |
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u8 buf_char; |
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u32 display_data_only = display & DB_DISPLAY_DATA_ONLY; |
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display &= ~DB_DISPLAY_DATA_ONLY; |
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if (!buffer) { |
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acpi_os_printf("Null Buffer Pointer in DumpBuffer!\n"); |
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return; |
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} |
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if ((count < 4) || (count & 0x01)) { |
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display = DB_BYTE_DISPLAY; |
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} |
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/* Nasty little dump buffer routine! */ |
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while (i < count) { |
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/* Print current offset */ |
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if (!display_data_only) { |
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acpi_os_printf("%8.4X: ", (base_offset + i)); |
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} |
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/* Print 16 hex chars */ |
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for (j = 0; j < 16;) { |
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if (i + j >= count) { |
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/* Dump fill spaces */ |
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acpi_os_printf("%*s", ((display * 2) + 1), " "); |
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j += display; |
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continue; |
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} |
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switch (display) { |
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case DB_BYTE_DISPLAY: |
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default: /* Default is BYTE display */ |
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acpi_os_printf("%02X ", |
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buffer[(acpi_size)i + j]); |
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break; |
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case DB_WORD_DISPLAY: |
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ACPI_MOVE_16_TO_32(&temp32, |
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&buffer[(acpi_size)i + j]); |
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acpi_os_printf("%04X ", temp32); |
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break; |
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case DB_DWORD_DISPLAY: |
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ACPI_MOVE_32_TO_32(&temp32, |
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&buffer[(acpi_size)i + j]); |
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acpi_os_printf("%08X ", temp32); |
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break; |
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case DB_QWORD_DISPLAY: |
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ACPI_MOVE_32_TO_32(&temp32, |
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&buffer[(acpi_size)i + j]); |
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acpi_os_printf("%08X", temp32); |
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ACPI_MOVE_32_TO_32(&temp32, |
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&buffer[(acpi_size)i + j + |
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4]); |
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acpi_os_printf("%08X ", temp32); |
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break; |
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} |
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j += display; |
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} |
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/* |
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* Print the ASCII equivalent characters but watch out for the bad |
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* unprintable ones (printable chars are 0x20 through 0x7E) |
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*/ |
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if (!display_data_only) { |
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acpi_os_printf(" "); |
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for (j = 0; j < 16; j++) { |
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if (i + j >= count) { |
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acpi_os_printf("\n"); |
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return; |
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} |
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/* |
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* Add comment characters so rest of line is ignored when |
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* compiled |
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*/ |
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if (j == 0) { |
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acpi_os_printf("// "); |
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} |
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buf_char = buffer[(acpi_size)i + j]; |
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if (isprint(buf_char)) { |
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acpi_os_printf("%c", buf_char); |
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} else { |
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acpi_os_printf("."); |
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} |
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} |
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/* Done with that line. */ |
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acpi_os_printf("\n"); |
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} |
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i += 16; |
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} |
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return; |
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} |
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/******************************************************************************* |
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* |
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* FUNCTION: acpi_ut_debug_dump_buffer |
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* |
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* PARAMETERS: buffer - Buffer to dump |
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* count - Amount to dump, in bytes |
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* display - BYTE, WORD, DWORD, or QWORD display: |
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* DB_BYTE_DISPLAY |
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* DB_WORD_DISPLAY |
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* DB_DWORD_DISPLAY |
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* DB_QWORD_DISPLAY |
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* component_ID - Caller's component ID |
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* |
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* RETURN: None |
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* |
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* DESCRIPTION: Generic dump buffer in both hex and ascii. |
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* |
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******************************************************************************/ |
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void |
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acpi_ut_debug_dump_buffer(u8 *buffer, u32 count, u32 display, u32 component_id) |
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{ |
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/* Only dump the buffer if tracing is enabled */ |
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if (!((ACPI_LV_TABLES & acpi_dbg_level) && |
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(component_id & acpi_dbg_layer))) { |
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return; |
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} |
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acpi_ut_dump_buffer(buffer, count, display, 0); |
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} |
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#ifdef ACPI_APPLICATION |
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/******************************************************************************* |
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* |
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* FUNCTION: acpi_ut_dump_buffer_to_file |
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* |
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* PARAMETERS: file - File descriptor |
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* buffer - Buffer to dump |
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* count - Amount to dump, in bytes |
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* display - BYTE, WORD, DWORD, or QWORD display: |
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* DB_BYTE_DISPLAY |
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* DB_WORD_DISPLAY |
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* DB_DWORD_DISPLAY |
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* DB_QWORD_DISPLAY |
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* base_offset - Beginning buffer offset (display only) |
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* |
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* RETURN: None |
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* |
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* DESCRIPTION: Generic dump buffer in both hex and ascii to a file. |
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* |
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******************************************************************************/ |
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void |
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acpi_ut_dump_buffer_to_file(ACPI_FILE file, |
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u8 *buffer, u32 count, u32 display, u32 base_offset) |
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{ |
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u32 i = 0; |
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u32 j; |
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u32 temp32; |
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u8 buf_char; |
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if (!buffer) { |
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fprintf(file, "Null Buffer Pointer in DumpBuffer!\n"); |
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return; |
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} |
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if ((count < 4) || (count & 0x01)) { |
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display = DB_BYTE_DISPLAY; |
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} |
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/* Nasty little dump buffer routine! */ |
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while (i < count) { |
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/* Print current offset */ |
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fprintf(file, "%8.4X: ", (base_offset + i)); |
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/* Print 16 hex chars */ |
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for (j = 0; j < 16;) { |
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if (i + j >= count) { |
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/* Dump fill spaces */ |
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fprintf(file, "%*s", ((display * 2) + 1), " "); |
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j += display; |
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continue; |
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} |
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switch (display) { |
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case DB_BYTE_DISPLAY: |
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default: /* Default is BYTE display */ |
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fprintf(file, "%02X ", |
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buffer[(acpi_size)i + j]); |
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break; |
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case DB_WORD_DISPLAY: |
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ACPI_MOVE_16_TO_32(&temp32, |
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&buffer[(acpi_size)i + j]); |
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fprintf(file, "%04X ", temp32); |
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break; |
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case DB_DWORD_DISPLAY: |
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ACPI_MOVE_32_TO_32(&temp32, |
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&buffer[(acpi_size)i + j]); |
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fprintf(file, "%08X ", temp32); |
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break; |
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case DB_QWORD_DISPLAY: |
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ACPI_MOVE_32_TO_32(&temp32, |
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&buffer[(acpi_size)i + j]); |
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fprintf(file, "%08X", temp32); |
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ACPI_MOVE_32_TO_32(&temp32, |
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&buffer[(acpi_size)i + j + |
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4]); |
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fprintf(file, "%08X ", temp32); |
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break; |
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} |
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j += display; |
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} |
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/* |
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* Print the ASCII equivalent characters but watch out for the bad |
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* unprintable ones (printable chars are 0x20 through 0x7E) |
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*/ |
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fprintf(file, " "); |
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for (j = 0; j < 16; j++) { |
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if (i + j >= count) { |
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fprintf(file, "\n"); |
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return; |
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} |
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buf_char = buffer[(acpi_size)i + j]; |
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if (isprint(buf_char)) { |
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fprintf(file, "%c", buf_char); |
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} else { |
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fprintf(file, "."); |
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} |
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} |
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/* Done with that line. */ |
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fprintf(file, "\n"); |
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i += 16; |
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} |
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return; |
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} |
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#endif
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