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path: root/drivers/acpi/acpica/utbuffer.c
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Diffstat (limited to 'drivers/acpi/acpica/utbuffer.c')
-rw-r--r--drivers/acpi/acpica/utbuffer.c222
1 files changed, 164 insertions, 58 deletions
diff --git a/drivers/acpi/acpica/utbuffer.c b/drivers/acpi/acpica/utbuffer.c
index 11fde93be120..f6e6e98e9523 100644
--- a/drivers/acpi/acpica/utbuffer.c
+++ b/drivers/acpi/acpica/utbuffer.c
@@ -1,46 +1,12 @@
+// SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
/******************************************************************************
*
* Module Name: utbuffer - Buffer dump routines
*
+ * Copyright (C) 2000 - 2025, Intel Corp.
+ *
*****************************************************************************/
-/*
- * Copyright (C) 2000 - 2013, Intel Corp.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions, and the following disclaimer,
- * without modification.
- * 2. Redistributions in binary form must reproduce at minimum a disclaimer
- * substantially similar to the "NO WARRANTY" disclaimer below
- * ("Disclaimer") and any redistribution must be conditioned upon
- * including a substantially similar Disclaimer requirement for further
- * binary redistribution.
- * 3. Neither the names of the above-listed copyright holders nor the names
- * of any contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * Alternatively, this software may be distributed under the terms of the
- * GNU General Public License ("GPL") version 2 as published by the Free
- * Software Foundation.
- *
- * NO WARRANTY
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
- * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGES.
- */
-
#include <acpi/acpi.h>
#include "accommon.h"
@@ -71,7 +37,9 @@ void acpi_ut_dump_buffer(u8 *buffer, u32 count, u32 display, u32 base_offset)
u32 j;
u32 temp32;
u8 buf_char;
+ u32 display_data_only = display & DB_DISPLAY_DATA_ONLY;
+ display &= ~DB_DISPLAY_DATA_ONLY;
if (!buffer) {
acpi_os_printf("Null Buffer Pointer in DumpBuffer!\n");
return;
@@ -87,7 +55,9 @@ void acpi_ut_dump_buffer(u8 *buffer, u32 count, u32 display, u32 base_offset)
/* Print current offset */
- acpi_os_printf("%6.4X: ", (base_offset + i));
+ if (!display_data_only) {
+ acpi_os_printf("%8.4X: ", (base_offset + i));
+ }
/* Print 16 hex chars */
@@ -106,31 +76,31 @@ void acpi_ut_dump_buffer(u8 *buffer, u32 count, u32 display, u32 base_offset)
default: /* Default is BYTE display */
acpi_os_printf("%02X ",
- buffer[(acpi_size) i + j]);
+ buffer[(acpi_size)i + j]);
break;
case DB_WORD_DISPLAY:
ACPI_MOVE_16_TO_32(&temp32,
- &buffer[(acpi_size) i + j]);
+ &buffer[(acpi_size)i + j]);
acpi_os_printf("%04X ", temp32);
break;
case DB_DWORD_DISPLAY:
ACPI_MOVE_32_TO_32(&temp32,
- &buffer[(acpi_size) i + j]);
+ &buffer[(acpi_size)i + j]);
acpi_os_printf("%08X ", temp32);
break;
case DB_QWORD_DISPLAY:
ACPI_MOVE_32_TO_32(&temp32,
- &buffer[(acpi_size) i + j]);
+ &buffer[(acpi_size)i + j]);
acpi_os_printf("%08X", temp32);
ACPI_MOVE_32_TO_32(&temp32,
- &buffer[(acpi_size) i + j +
+ &buffer[(acpi_size)i + j +
4]);
acpi_os_printf("%08X ", temp32);
break;
@@ -143,24 +113,34 @@ void acpi_ut_dump_buffer(u8 *buffer, u32 count, u32 display, u32 base_offset)
* Print the ASCII equivalent characters but watch out for the bad
* unprintable ones (printable chars are 0x20 through 0x7E)
*/
- acpi_os_printf(" ");
- for (j = 0; j < 16; j++) {
- if (i + j >= count) {
- acpi_os_printf("\n");
- return;
- }
-
- buf_char = buffer[(acpi_size) i + j];
- if (ACPI_IS_PRINT(buf_char)) {
- acpi_os_printf("%c", buf_char);
- } else {
- acpi_os_printf(".");
+ if (!display_data_only) {
+ acpi_os_printf(" ");
+ for (j = 0; j < 16; j++) {
+ if (i + j >= count) {
+ acpi_os_printf("\n");
+ return;
+ }
+
+ /*
+ * Add comment characters so rest of line is ignored when
+ * compiled
+ */
+ if (j == 0) {
+ acpi_os_printf("// ");
+ }
+
+ buf_char = buffer[(acpi_size)i + j];
+ if (isprint(buf_char)) {
+ acpi_os_printf("%c", buf_char);
+ } else {
+ acpi_os_printf(".");
+ }
}
- }
- /* Done with that line. */
+ /* Done with that line. */
- acpi_os_printf("\n");
+ acpi_os_printf("\n");
+ }
i += 16;
}
@@ -199,3 +179,129 @@ acpi_ut_debug_dump_buffer(u8 *buffer, u32 count, u32 display, u32 component_id)
acpi_ut_dump_buffer(buffer, count, display, 0);
}
+
+#ifdef ACPI_APPLICATION
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_ut_dump_buffer_to_file
+ *
+ * PARAMETERS: file - File descriptor
+ * buffer - Buffer to dump
+ * count - Amount to dump, in bytes
+ * display - BYTE, WORD, DWORD, or QWORD display:
+ * DB_BYTE_DISPLAY
+ * DB_WORD_DISPLAY
+ * DB_DWORD_DISPLAY
+ * DB_QWORD_DISPLAY
+ * base_offset - Beginning buffer offset (display only)
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Generic dump buffer in both hex and ascii to a file.
+ *
+ ******************************************************************************/
+
+void
+acpi_ut_dump_buffer_to_file(ACPI_FILE file,
+ u8 *buffer, u32 count, u32 display, u32 base_offset)
+{
+ u32 i = 0;
+ u32 j;
+ u32 temp32;
+ u8 buf_char;
+
+ if (!buffer) {
+ fprintf(file, "Null Buffer Pointer in DumpBuffer!\n");
+ return;
+ }
+
+ if ((count < 4) || (count & 0x01)) {
+ display = DB_BYTE_DISPLAY;
+ }
+
+ /* Nasty little dump buffer routine! */
+
+ while (i < count) {
+
+ /* Print current offset */
+
+ fprintf(file, "%8.4X: ", (base_offset + i));
+
+ /* Print 16 hex chars */
+
+ for (j = 0; j < 16;) {
+ if (i + j >= count) {
+
+ /* Dump fill spaces */
+
+ fprintf(file, "%*s", ((display * 2) + 1), " ");
+ j += display;
+ continue;
+ }
+
+ switch (display) {
+ case DB_BYTE_DISPLAY:
+ default: /* Default is BYTE display */
+
+ fprintf(file, "%02X ",
+ buffer[(acpi_size)i + j]);
+ break;
+
+ case DB_WORD_DISPLAY:
+
+ ACPI_MOVE_16_TO_32(&temp32,
+ &buffer[(acpi_size)i + j]);
+ fprintf(file, "%04X ", temp32);
+ break;
+
+ case DB_DWORD_DISPLAY:
+
+ ACPI_MOVE_32_TO_32(&temp32,
+ &buffer[(acpi_size)i + j]);
+ fprintf(file, "%08X ", temp32);
+ break;
+
+ case DB_QWORD_DISPLAY:
+
+ ACPI_MOVE_32_TO_32(&temp32,
+ &buffer[(acpi_size)i + j]);
+ fprintf(file, "%08X", temp32);
+
+ ACPI_MOVE_32_TO_32(&temp32,
+ &buffer[(acpi_size)i + j +
+ 4]);
+ fprintf(file, "%08X ", temp32);
+ break;
+ }
+
+ j += display;
+ }
+
+ /*
+ * Print the ASCII equivalent characters but watch out for the bad
+ * unprintable ones (printable chars are 0x20 through 0x7E)
+ */
+ fprintf(file, " ");
+ for (j = 0; j < 16; j++) {
+ if (i + j >= count) {
+ fprintf(file, "\n");
+ return;
+ }
+
+ buf_char = buffer[(acpi_size)i + j];
+ if (isprint(buf_char)) {
+ fprintf(file, "%c", buf_char);
+ } else {
+ fprintf(file, ".");
+ }
+ }
+
+ /* Done with that line. */
+
+ fprintf(file, "\n");
+ i += 16;
+ }
+
+ return;
+}
+#endif
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