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Diffstat (limited to 'drivers/acpi/acpica/tbprint.c')
-rw-r--r--drivers/acpi/acpica/tbprint.c157
1 files changed, 36 insertions, 121 deletions
diff --git a/drivers/acpi/acpica/tbprint.c b/drivers/acpi/acpica/tbprint.c
index dc963f823d2c..e5631027f7f1 100644
--- a/drivers/acpi/acpica/tbprint.c
+++ b/drivers/acpi/acpica/tbprint.c
@@ -1,49 +1,16 @@
+// SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
/******************************************************************************
*
* Module Name: tbprint - Table output utilities
*
+ * 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"
#include "actables.h"
+#include "acutils.h"
#define _COMPONENT ACPI_TABLES
ACPI_MODULE_NAME("tbprint")
@@ -73,9 +40,10 @@ static void acpi_tb_fix_string(char *string, acpi_size length)
{
while (length && *string) {
- if (!ACPI_IS_PRINT(*string)) {
+ if (!isprint((int)(u8)*string)) {
*string = '?';
}
+
string++;
length--;
}
@@ -100,12 +68,12 @@ acpi_tb_cleanup_table_header(struct acpi_table_header *out_header,
struct acpi_table_header *header)
{
- ACPI_MEMCPY(out_header, header, sizeof(struct acpi_table_header));
+ memcpy(out_header, header, sizeof(struct acpi_table_header));
- acpi_tb_fix_string(out_header->signature, ACPI_NAME_SIZE);
+ acpi_tb_fix_string(out_header->signature, ACPI_NAMESEG_SIZE);
acpi_tb_fix_string(out_header->oem_id, ACPI_OEM_ID_SIZE);
acpi_tb_fix_string(out_header->oem_table_id, ACPI_OEM_TABLE_ID_SIZE);
- acpi_tb_fix_string(out_header->asl_compiler_id, ACPI_NAME_SIZE);
+ acpi_tb_fix_string(out_header->asl_compiler_id, ACPI_NAMESEG_SIZE);
}
/*******************************************************************************
@@ -127,28 +95,30 @@ acpi_tb_print_table_header(acpi_physical_address address,
{
struct acpi_table_header local_header;
- /*
- * The reason that the Address is cast to a void pointer is so that we
- * can use %p which will work properly on both 32-bit and 64-bit hosts.
- */
- if (ACPI_COMPARE_NAME(header->signature, ACPI_SIG_FACS)) {
+#pragma GCC diagnostic push
+#if defined(__GNUC__) && __GNUC__ >= 11
+#pragma GCC diagnostic ignored "-Wstringop-overread"
+#endif
+
+ if (ACPI_COMPARE_NAMESEG(header->signature, ACPI_SIG_FACS)) {
/* FACS only has signature and length fields */
- ACPI_INFO((AE_INFO, "%4.4s %p %05X",
- header->signature, ACPI_CAST_PTR(void, address),
+ ACPI_INFO(("%-4.4s 0x%8.8X%8.8X %06X",
+ header->signature, ACPI_FORMAT_UINT64(address),
header->length));
- } else if (ACPI_COMPARE_NAME(header->signature, ACPI_SIG_RSDP)) {
+ } else if (ACPI_VALIDATE_RSDP_SIG(ACPI_CAST_PTR(struct acpi_table_rsdp,
+ header)->signature)) {
/* RSDP has no common fields */
- ACPI_MEMCPY(local_header.oem_id,
- ACPI_CAST_PTR(struct acpi_table_rsdp,
- header)->oem_id, ACPI_OEM_ID_SIZE);
+ memcpy(local_header.oem_id,
+ ACPI_CAST_PTR(struct acpi_table_rsdp, header)->oem_id,
+ ACPI_OEM_ID_SIZE);
acpi_tb_fix_string(local_header.oem_id, ACPI_OEM_ID_SIZE);
- ACPI_INFO((AE_INFO, "RSDP %p %05X (v%.2d %6.6s)",
- ACPI_CAST_PTR(void, address),
+ ACPI_INFO(("RSDP 0x%8.8X%8.8X %06X (v%.2d %-6.6s)",
+ ACPI_FORMAT_UINT64(address),
(ACPI_CAST_PTR(struct acpi_table_rsdp, header)->
revision >
0) ? ACPI_CAST_PTR(struct acpi_table_rsdp,
@@ -156,82 +126,27 @@ acpi_tb_print_table_header(acpi_physical_address address,
ACPI_CAST_PTR(struct acpi_table_rsdp,
header)->revision,
local_header.oem_id));
+ } else if (acpi_gbl_CDAT && !acpi_ut_valid_nameseg(header->signature)) {
+
+ /* CDAT does not use the common ACPI table header */
+
+ ACPI_INFO(("%-4.4s 0x%8.8X%8.8X %06X",
+ ACPI_SIG_CDAT, ACPI_FORMAT_UINT64(address),
+ ACPI_CAST_PTR(struct acpi_table_cdat,
+ header)->length));
} else {
/* Standard ACPI table with full common header */
acpi_tb_cleanup_table_header(&local_header, header);
- ACPI_INFO((AE_INFO,
- "%4.4s %p %05X (v%.2d %6.6s %8.8s %08X %4.4s %08X)",
- local_header.signature, ACPI_CAST_PTR(void, address),
+ ACPI_INFO(("%-4.4s 0x%8.8X%8.8X"
+ " %06X (v%.2d %-6.6s %-8.8s %08X %-4.4s %08X)",
+ local_header.signature, ACPI_FORMAT_UINT64(address),
local_header.length, local_header.revision,
local_header.oem_id, local_header.oem_table_id,
local_header.oem_revision,
local_header.asl_compiler_id,
local_header.asl_compiler_revision));
}
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_tb_validate_checksum
- *
- * PARAMETERS: table - ACPI table to verify
- * length - Length of entire table
- *
- * RETURN: Status
- *
- * DESCRIPTION: Verifies that the table checksums to zero. Optionally returns
- * exception on bad checksum.
- *
- ******************************************************************************/
-
-acpi_status acpi_tb_verify_checksum(struct acpi_table_header *table, u32 length)
-{
- u8 checksum;
-
- /* Compute the checksum on the table */
-
- checksum = acpi_tb_checksum(ACPI_CAST_PTR(u8, table), length);
-
- /* Checksum ok? (should be zero) */
-
- if (checksum) {
- ACPI_BIOS_WARNING((AE_INFO,
- "Incorrect checksum in table [%4.4s] - 0x%2.2X, "
- "should be 0x%2.2X",
- table->signature, table->checksum,
- (u8)(table->checksum - checksum)));
-
-#if (ACPI_CHECKSUM_ABORT)
- return (AE_BAD_CHECKSUM);
-#endif
- }
-
- return (AE_OK);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_tb_checksum
- *
- * PARAMETERS: buffer - Pointer to memory region to be checked
- * length - Length of this memory region
- *
- * RETURN: Checksum (u8)
- *
- * DESCRIPTION: Calculates circular checksum of memory region.
- *
- ******************************************************************************/
-
-u8 acpi_tb_checksum(u8 *buffer, u32 length)
-{
- u8 sum = 0;
- u8 *end = buffer + length;
-
- while (buffer < end) {
- sum = (u8)(sum + *(buffer++));
- }
-
- return (sum);
+#pragma GCC diagnostic pop
}
generated by cgit (git 2.34.1) at 2025-12-25 10:08:01 +0000