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Diffstat (limited to 'drivers/acpi/executer/exstorob.c')
-rw-r--r--drivers/acpi/executer/exstorob.c209
1 files changed, 0 insertions, 209 deletions
diff --git a/drivers/acpi/executer/exstorob.c b/drivers/acpi/executer/exstorob.c
deleted file mode 100644
index a48d580d71c2..000000000000
--- a/drivers/acpi/executer/exstorob.c
+++ /dev/null
@@ -1,209 +0,0 @@
-
-/******************************************************************************
- *
- * Module Name: exstorob - AML Interpreter object store support, store to object
- *
- *****************************************************************************/
-
-/*
- * Copyright (C) 2000 - 2008, 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 <acpi/accommon.h>
-#include <acpi/acinterp.h>
-
-#define _COMPONENT ACPI_EXECUTER
-ACPI_MODULE_NAME("exstorob")
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ex_store_buffer_to_buffer
- *
- * PARAMETERS: source_desc - Source object to copy
- * target_desc - Destination object of the copy
- *
- * RETURN: Status
- *
- * DESCRIPTION: Copy a buffer object to another buffer object.
- *
- ******************************************************************************/
-acpi_status
-acpi_ex_store_buffer_to_buffer(union acpi_operand_object *source_desc,
- union acpi_operand_object *target_desc)
-{
- u32 length;
- u8 *buffer;
-
- ACPI_FUNCTION_TRACE_PTR(ex_store_buffer_to_buffer, source_desc);
-
- /* We know that source_desc is a buffer by now */
-
- buffer = ACPI_CAST_PTR(u8, source_desc->buffer.pointer);
- length = source_desc->buffer.length;
-
- /*
- * If target is a buffer of length zero or is a static buffer,
- * allocate a new buffer of the proper length
- */
- if ((target_desc->buffer.length == 0) ||
- (target_desc->common.flags & AOPOBJ_STATIC_POINTER)) {
- target_desc->buffer.pointer = ACPI_ALLOCATE(length);
- if (!target_desc->buffer.pointer) {
- return_ACPI_STATUS(AE_NO_MEMORY);
- }
-
- target_desc->buffer.length = length;
- }
-
- /* Copy source buffer to target buffer */
-
- if (length <= target_desc->buffer.length) {
-
- /* Clear existing buffer and copy in the new one */
-
- ACPI_MEMSET(target_desc->buffer.pointer, 0,
- target_desc->buffer.length);
- ACPI_MEMCPY(target_desc->buffer.pointer, buffer, length);
-
-#ifdef ACPI_OBSOLETE_BEHAVIOR
- /*
- * NOTE: ACPI versions up to 3.0 specified that the buffer must be
- * truncated if the string is smaller than the buffer. However, "other"
- * implementations of ACPI never did this and thus became the defacto
- * standard. ACPI 3.0_a changes this behavior such that the buffer
- * is no longer truncated.
- */
-
- /*
- * OBSOLETE BEHAVIOR:
- * If the original source was a string, we must truncate the buffer,
- * according to the ACPI spec. Integer-to-Buffer and Buffer-to-Buffer
- * copy must not truncate the original buffer.
- */
- if (original_src_type == ACPI_TYPE_STRING) {
-
- /* Set the new length of the target */
-
- target_desc->buffer.length = length;
- }
-#endif
- } else {
- /* Truncate the source, copy only what will fit */
-
- ACPI_MEMCPY(target_desc->buffer.pointer, buffer,
- target_desc->buffer.length);
-
- ACPI_DEBUG_PRINT((ACPI_DB_INFO,
- "Truncating source buffer from %X to %X\n",
- length, target_desc->buffer.length));
- }
-
- /* Copy flags */
-
- target_desc->buffer.flags = source_desc->buffer.flags;
- target_desc->common.flags &= ~AOPOBJ_STATIC_POINTER;
- return_ACPI_STATUS(AE_OK);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ex_store_string_to_string
- *
- * PARAMETERS: source_desc - Source object to copy
- * target_desc - Destination object of the copy
- *
- * RETURN: Status
- *
- * DESCRIPTION: Copy a String object to another String object
- *
- ******************************************************************************/
-
-acpi_status
-acpi_ex_store_string_to_string(union acpi_operand_object *source_desc,
- union acpi_operand_object *target_desc)
-{
- u32 length;
- u8 *buffer;
-
- ACPI_FUNCTION_TRACE_PTR(ex_store_string_to_string, source_desc);
-
- /* We know that source_desc is a string by now */
-
- buffer = ACPI_CAST_PTR(u8, source_desc->string.pointer);
- length = source_desc->string.length;
-
- /*
- * Replace existing string value if it will fit and the string
- * pointer is not a static pointer (part of an ACPI table)
- */
- if ((length < target_desc->string.length) &&
- (!(target_desc->common.flags & AOPOBJ_STATIC_POINTER))) {
- /*
- * String will fit in existing non-static buffer.
- * Clear old string and copy in the new one
- */
- ACPI_MEMSET(target_desc->string.pointer, 0,
- (acpi_size) target_desc->string.length + 1);
- ACPI_MEMCPY(target_desc->string.pointer, buffer, length);
- } else {
- /*
- * Free the current buffer, then allocate a new buffer
- * large enough to hold the value
- */
- if (target_desc->string.pointer &&
- (!(target_desc->common.flags & AOPOBJ_STATIC_POINTER))) {
-
- /* Only free if not a pointer into the DSDT */
-
- ACPI_FREE(target_desc->string.pointer);
- }
-
- target_desc->string.pointer = ACPI_ALLOCATE_ZEROED((acpi_size)
- length + 1);
- if (!target_desc->string.pointer) {
- return_ACPI_STATUS(AE_NO_MEMORY);
- }
-
- target_desc->common.flags &= ~AOPOBJ_STATIC_POINTER;
- ACPI_MEMCPY(target_desc->string.pointer, buffer, length);
- }
-
- /* Set the new target length */
-
- target_desc->string.length = length;
- return_ACPI_STATUS(AE_OK);
-}