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authorLen Brown <len.brown@intel.com>2009-01-09 00:13:17 -0500
committerLen Brown <len.brown@intel.com>2009-01-09 03:30:47 -0500
commit95b482a8d31116f3f5c2a5089569393234d06385 (patch)
treef32aec8673a285a9d188948be97af3034ee06e93 /drivers/acpi/utilities/utmisc.c
parent6620e0c49f577454b772fb381543d60ae53eb885 (diff)
ACPICA: create acpica/ directory
also, delete sleep/ and delete ACPI_CFLAGS from Makefile Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi/utilities/utmisc.c')
-rw-r--r--drivers/acpi/utilities/utmisc.c1093
1 files changed, 0 insertions, 1093 deletions
diff --git a/drivers/acpi/utilities/utmisc.c b/drivers/acpi/utilities/utmisc.c
deleted file mode 100644
index 8f8b407142e..00000000000
--- a/drivers/acpi/utilities/utmisc.c
+++ /dev/null
@@ -1,1093 +0,0 @@
-/*******************************************************************************
- *
- * Module Name: utmisc - common utility procedures
- *
- ******************************************************************************/
-
-/*
- * 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 <linux/module.h>
-
-#include <acpi/acpi.h>
-#include <acpi/accommon.h>
-#include <acpi/acnamesp.h>
-
-#define _COMPONENT ACPI_UTILITIES
-ACPI_MODULE_NAME("utmisc")
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_validate_exception
- *
- * PARAMETERS: Status - The acpi_status code to be formatted
- *
- * RETURN: A string containing the exception text. NULL if exception is
- * not valid.
- *
- * DESCRIPTION: This function validates and translates an ACPI exception into
- * an ASCII string.
- *
- ******************************************************************************/
-const char *acpi_ut_validate_exception(acpi_status status)
-{
- u32 sub_status;
- const char *exception = NULL;
-
- ACPI_FUNCTION_ENTRY();
-
- /*
- * Status is composed of two parts, a "type" and an actual code
- */
- sub_status = (status & ~AE_CODE_MASK);
-
- switch (status & AE_CODE_MASK) {
- case AE_CODE_ENVIRONMENTAL:
-
- if (sub_status <= AE_CODE_ENV_MAX) {
- exception = acpi_gbl_exception_names_env[sub_status];
- }
- break;
-
- case AE_CODE_PROGRAMMER:
-
- if (sub_status <= AE_CODE_PGM_MAX) {
- exception = acpi_gbl_exception_names_pgm[sub_status];
- }
- break;
-
- case AE_CODE_ACPI_TABLES:
-
- if (sub_status <= AE_CODE_TBL_MAX) {
- exception = acpi_gbl_exception_names_tbl[sub_status];
- }
- break;
-
- case AE_CODE_AML:
-
- if (sub_status <= AE_CODE_AML_MAX) {
- exception = acpi_gbl_exception_names_aml[sub_status];
- }
- break;
-
- case AE_CODE_CONTROL:
-
- if (sub_status <= AE_CODE_CTRL_MAX) {
- exception = acpi_gbl_exception_names_ctrl[sub_status];
- }
- break;
-
- default:
- break;
- }
-
- return (ACPI_CAST_PTR(const char, exception));
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_is_aml_table
- *
- * PARAMETERS: Table - An ACPI table
- *
- * RETURN: TRUE if table contains executable AML; FALSE otherwise
- *
- * DESCRIPTION: Check ACPI Signature for a table that contains AML code.
- * Currently, these are DSDT,SSDT,PSDT. All other table types are
- * data tables that do not contain AML code.
- *
- ******************************************************************************/
-
-u8 acpi_ut_is_aml_table(struct acpi_table_header *table)
-{
-
- /* These are the only tables that contain executable AML */
-
- if (ACPI_COMPARE_NAME(table->signature, ACPI_SIG_DSDT) ||
- ACPI_COMPARE_NAME(table->signature, ACPI_SIG_PSDT) ||
- ACPI_COMPARE_NAME(table->signature, ACPI_SIG_SSDT)) {
- return (TRUE);
- }
-
- return (FALSE);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_allocate_owner_id
- *
- * PARAMETERS: owner_id - Where the new owner ID is returned
- *
- * RETURN: Status
- *
- * DESCRIPTION: Allocate a table or method owner ID. The owner ID is used to
- * track objects created by the table or method, to be deleted
- * when the method exits or the table is unloaded.
- *
- ******************************************************************************/
-
-acpi_status acpi_ut_allocate_owner_id(acpi_owner_id * owner_id)
-{
- u32 i;
- u32 j;
- u32 k;
- acpi_status status;
-
- ACPI_FUNCTION_TRACE(ut_allocate_owner_id);
-
- /* Guard against multiple allocations of ID to the same location */
-
- if (*owner_id) {
- ACPI_ERROR((AE_INFO, "Owner ID [%2.2X] already exists",
- *owner_id));
- return_ACPI_STATUS(AE_ALREADY_EXISTS);
- }
-
- /* Mutex for the global ID mask */
-
- status = acpi_ut_acquire_mutex(ACPI_MTX_CACHES);
- if (ACPI_FAILURE(status)) {
- return_ACPI_STATUS(status);
- }
-
- /*
- * Find a free owner ID, cycle through all possible IDs on repeated
- * allocations. (ACPI_NUM_OWNERID_MASKS + 1) because first index may have
- * to be scanned twice.
- */
- for (i = 0, j = acpi_gbl_last_owner_id_index;
- i < (ACPI_NUM_OWNERID_MASKS + 1); i++, j++) {
- if (j >= ACPI_NUM_OWNERID_MASKS) {
- j = 0; /* Wraparound to start of mask array */
- }
-
- for (k = acpi_gbl_next_owner_id_offset; k < 32; k++) {
- if (acpi_gbl_owner_id_mask[j] == ACPI_UINT32_MAX) {
-
- /* There are no free IDs in this mask */
-
- break;
- }
-
- if (!(acpi_gbl_owner_id_mask[j] & (1 << k))) {
- /*
- * Found a free ID. The actual ID is the bit index plus one,
- * making zero an invalid Owner ID. Save this as the last ID
- * allocated and update the global ID mask.
- */
- acpi_gbl_owner_id_mask[j] |= (1 << k);
-
- acpi_gbl_last_owner_id_index = (u8) j;
- acpi_gbl_next_owner_id_offset = (u8) (k + 1);
-
- /*
- * Construct encoded ID from the index and bit position
- *
- * Note: Last [j].k (bit 255) is never used and is marked
- * permanently allocated (prevents +1 overflow)
- */
- *owner_id =
- (acpi_owner_id) ((k + 1) + ACPI_MUL_32(j));
-
- ACPI_DEBUG_PRINT((ACPI_DB_VALUES,
- "Allocated OwnerId: %2.2X\n",
- (unsigned int)*owner_id));
- goto exit;
- }
- }
-
- acpi_gbl_next_owner_id_offset = 0;
- }
-
- /*
- * All owner_ids have been allocated. This typically should
- * not happen since the IDs are reused after deallocation. The IDs are
- * allocated upon table load (one per table) and method execution, and
- * they are released when a table is unloaded or a method completes
- * execution.
- *
- * If this error happens, there may be very deep nesting of invoked control
- * methods, or there may be a bug where the IDs are not released.
- */
- status = AE_OWNER_ID_LIMIT;
- ACPI_ERROR((AE_INFO,
- "Could not allocate new OwnerId (255 max), AE_OWNER_ID_LIMIT"));
-
- exit:
- (void)acpi_ut_release_mutex(ACPI_MTX_CACHES);
- return_ACPI_STATUS(status);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_release_owner_id
- *
- * PARAMETERS: owner_id_ptr - Pointer to a previously allocated owner_iD
- *
- * RETURN: None. No error is returned because we are either exiting a
- * control method or unloading a table. Either way, we would
- * ignore any error anyway.
- *
- * DESCRIPTION: Release a table or method owner ID. Valid IDs are 1 - 255
- *
- ******************************************************************************/
-
-void acpi_ut_release_owner_id(acpi_owner_id * owner_id_ptr)
-{
- acpi_owner_id owner_id = *owner_id_ptr;
- acpi_status status;
- u32 index;
- u32 bit;
-
- ACPI_FUNCTION_TRACE_U32(ut_release_owner_id, owner_id);
-
- /* Always clear the input owner_id (zero is an invalid ID) */
-
- *owner_id_ptr = 0;
-
- /* Zero is not a valid owner_iD */
-
- if (owner_id == 0) {
- ACPI_ERROR((AE_INFO, "Invalid OwnerId: %2.2X", owner_id));
- return_VOID;
- }
-
- /* Mutex for the global ID mask */
-
- status = acpi_ut_acquire_mutex(ACPI_MTX_CACHES);
- if (ACPI_FAILURE(status)) {
- return_VOID;
- }
-
- /* Normalize the ID to zero */
-
- owner_id--;
-
- /* Decode ID to index/offset pair */
-
- index = ACPI_DIV_32(owner_id);
- bit = 1 << ACPI_MOD_32(owner_id);
-
- /* Free the owner ID only if it is valid */
-
- if (acpi_gbl_owner_id_mask[index] & bit) {
- acpi_gbl_owner_id_mask[index] ^= bit;
- } else {
- ACPI_ERROR((AE_INFO,
- "Release of non-allocated OwnerId: %2.2X",
- owner_id + 1));
- }
-
- (void)acpi_ut_release_mutex(ACPI_MTX_CACHES);
- return_VOID;
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_strupr (strupr)
- *
- * PARAMETERS: src_string - The source string to convert
- *
- * RETURN: None
- *
- * DESCRIPTION: Convert string to uppercase
- *
- * NOTE: This is not a POSIX function, so it appears here, not in utclib.c
- *
- ******************************************************************************/
-
-void acpi_ut_strupr(char *src_string)
-{
- char *string;
-
- ACPI_FUNCTION_ENTRY();
-
- if (!src_string) {
- return;
- }
-
- /* Walk entire string, uppercasing the letters */
-
- for (string = src_string; *string; string++) {
- *string = (char)ACPI_TOUPPER(*string);
- }
-
- return;
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_print_string
- *
- * PARAMETERS: String - Null terminated ASCII string
- * max_length - Maximum output length
- *
- * RETURN: None
- *
- * DESCRIPTION: Dump an ASCII string with support for ACPI-defined escape
- * sequences.
- *
- ******************************************************************************/
-
-void acpi_ut_print_string(char *string, u8 max_length)
-{
- u32 i;
-
- if (!string) {
- acpi_os_printf("<\"NULL STRING PTR\">");
- return;
- }
-
- acpi_os_printf("\"");
- for (i = 0; string[i] && (i < max_length); i++) {
-
- /* Escape sequences */
-
- switch (string[i]) {
- case 0x07:
- acpi_os_printf("\\a"); /* BELL */
- break;
-
- case 0x08:
- acpi_os_printf("\\b"); /* BACKSPACE */
- break;
-
- case 0x0C:
- acpi_os_printf("\\f"); /* FORMFEED */
- break;
-
- case 0x0A:
- acpi_os_printf("\\n"); /* LINEFEED */
- break;
-
- case 0x0D:
- acpi_os_printf("\\r"); /* CARRIAGE RETURN */
- break;
-
- case 0x09:
- acpi_os_printf("\\t"); /* HORIZONTAL TAB */
- break;
-
- case 0x0B:
- acpi_os_printf("\\v"); /* VERTICAL TAB */
- break;
-
- case '\'': /* Single Quote */
- case '\"': /* Double Quote */
- case '\\': /* Backslash */
- acpi_os_printf("\\%c", (int)string[i]);
- break;
-
- default:
-
- /* Check for printable character or hex escape */
-
- if (ACPI_IS_PRINT(string[i])) {
- /* This is a normal character */
-
- acpi_os_printf("%c", (int)string[i]);
- } else {
- /* All others will be Hex escapes */
-
- acpi_os_printf("\\x%2.2X", (s32) string[i]);
- }
- break;
- }
- }
- acpi_os_printf("\"");
-
- if (i == max_length && string[i]) {
- acpi_os_printf("...");
- }
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_dword_byte_swap
- *
- * PARAMETERS: Value - Value to be converted
- *
- * RETURN: u32 integer with bytes swapped
- *
- * DESCRIPTION: Convert a 32-bit value to big-endian (swap the bytes)
- *
- ******************************************************************************/
-
-u32 acpi_ut_dword_byte_swap(u32 value)
-{
- union {
- u32 value;
- u8 bytes[4];
- } out;
- union {
- u32 value;
- u8 bytes[4];
- } in;
-
- ACPI_FUNCTION_ENTRY();
-
- in.value = value;
-
- out.bytes[0] = in.bytes[3];
- out.bytes[1] = in.bytes[2];
- out.bytes[2] = in.bytes[1];
- out.bytes[3] = in.bytes[0];
-
- return (out.value);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_set_integer_width
- *
- * PARAMETERS: Revision From DSDT header
- *
- * RETURN: None
- *
- * DESCRIPTION: Set the global integer bit width based upon the revision
- * of the DSDT. For Revision 1 and 0, Integers are 32 bits.
- * For Revision 2 and above, Integers are 64 bits. Yes, this
- * makes a difference.
- *
- ******************************************************************************/
-
-void acpi_ut_set_integer_width(u8 revision)
-{
-
- if (revision < 2) {
-
- /* 32-bit case */
-
- acpi_gbl_integer_bit_width = 32;
- acpi_gbl_integer_nybble_width = 8;
- acpi_gbl_integer_byte_width = 4;
- } else {
- /* 64-bit case (ACPI 2.0+) */
-
- acpi_gbl_integer_bit_width = 64;
- acpi_gbl_integer_nybble_width = 16;
- acpi_gbl_integer_byte_width = 8;
- }
-}
-
-#ifdef ACPI_DEBUG_OUTPUT
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_display_init_pathname
- *
- * PARAMETERS: Type - Object type of the node
- * obj_handle - Handle whose pathname will be displayed
- * Path - Additional path string to be appended.
- * (NULL if no extra path)
- *
- * RETURN: acpi_status
- *
- * DESCRIPTION: Display full pathname of an object, DEBUG ONLY
- *
- ******************************************************************************/
-
-void
-acpi_ut_display_init_pathname(u8 type,
- struct acpi_namespace_node *obj_handle,
- char *path)
-{
- acpi_status status;
- struct acpi_buffer buffer;
-
- ACPI_FUNCTION_ENTRY();
-
- /* Only print the path if the appropriate debug level is enabled */
-
- if (!(acpi_dbg_level & ACPI_LV_INIT_NAMES)) {
- return;
- }
-
- /* Get the full pathname to the node */
-
- buffer.length = ACPI_ALLOCATE_LOCAL_BUFFER;
- status = acpi_ns_handle_to_pathname(obj_handle, &buffer);
- if (ACPI_FAILURE(status)) {
- return;
- }
-
- /* Print what we're doing */
-
- switch (type) {
- case ACPI_TYPE_METHOD:
- acpi_os_printf("Executing ");
- break;
-
- default:
- acpi_os_printf("Initializing ");
- break;
- }
-
- /* Print the object type and pathname */
-
- acpi_os_printf("%-12s %s",
- acpi_ut_get_type_name(type), (char *)buffer.pointer);
-
- /* Extra path is used to append names like _STA, _INI, etc. */
-
- if (path) {
- acpi_os_printf(".%s", path);
- }
- acpi_os_printf("\n");
-
- ACPI_FREE(buffer.pointer);
-}
-#endif
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_valid_acpi_char
- *
- * PARAMETERS: Char - The character to be examined
- * Position - Byte position (0-3)
- *
- * RETURN: TRUE if the character is valid, FALSE otherwise
- *
- * DESCRIPTION: Check for a valid ACPI character. Must be one of:
- * 1) Upper case alpha
- * 2) numeric
- * 3) underscore
- *
- * We allow a '!' as the last character because of the ASF! table
- *
- ******************************************************************************/
-
-u8 acpi_ut_valid_acpi_char(char character, u32 position)
-{
-
- if (!((character >= 'A' && character <= 'Z') ||
- (character >= '0' && character <= '9') || (character == '_'))) {
-
- /* Allow a '!' in the last position */
-
- if (character == '!' && position == 3) {
- return (TRUE);
- }
-
- return (FALSE);
- }
-
- return (TRUE);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_valid_acpi_name
- *
- * PARAMETERS: Name - The name to be examined
- *
- * RETURN: TRUE if the name is valid, FALSE otherwise
- *
- * DESCRIPTION: Check for a valid ACPI name. Each character must be one of:
- * 1) Upper case alpha
- * 2) numeric
- * 3) underscore
- *
- ******************************************************************************/
-
-u8 acpi_ut_valid_acpi_name(u32 name)
-{
- u32 i;
-
- ACPI_FUNCTION_ENTRY();
-
- for (i = 0; i < ACPI_NAME_SIZE; i++) {
- if (!acpi_ut_valid_acpi_char
- ((ACPI_CAST_PTR(char, &name))[i], i)) {
- return (FALSE);
- }
- }
-
- return (TRUE);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_repair_name
- *
- * PARAMETERS: Name - The ACPI name to be repaired
- *
- * RETURN: Repaired version of the name
- *
- * DESCRIPTION: Repair an ACPI name: Change invalid characters to '*' and
- * return the new name.
- *
- ******************************************************************************/
-
-acpi_name acpi_ut_repair_name(char *name)
-{
- u32 i;
- char new_name[ACPI_NAME_SIZE];
-
- for (i = 0; i < ACPI_NAME_SIZE; i++) {
- new_name[i] = name[i];
-
- /*
- * Replace a bad character with something printable, yet technically
- * still invalid. This prevents any collisions with existing "good"
- * names in the namespace.
- */
- if (!acpi_ut_valid_acpi_char(name[i], i)) {
- new_name[i] = '*';
- }
- }
-
- return (*(u32 *) new_name);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_strtoul64
- *
- * PARAMETERS: String - Null terminated string
- * Base - Radix of the string: 16 or ACPI_ANY_BASE;
- * ACPI_ANY_BASE means 'in behalf of to_integer'
- * ret_integer - Where the converted integer is returned
- *
- * RETURN: Status and Converted value
- *
- * DESCRIPTION: Convert a string into an unsigned value. Performs either a
- * 32-bit or 64-bit conversion, depending on the current mode
- * of the interpreter.
- * NOTE: Does not support Octal strings, not needed.
- *
- ******************************************************************************/
-
-acpi_status
-acpi_ut_strtoul64(char *string, u32 base, acpi_integer * ret_integer)
-{
- u32 this_digit = 0;
- acpi_integer return_value = 0;
- acpi_integer quotient;
- acpi_integer dividend;
- u32 to_integer_op = (base == ACPI_ANY_BASE);
- u32 mode32 = (acpi_gbl_integer_byte_width == 4);
- u8 valid_digits = 0;
- u8 sign_of0x = 0;
- u8 term = 0;
-
- ACPI_FUNCTION_TRACE_STR(ut_stroul64, string);
-
- switch (base) {
- case ACPI_ANY_BASE:
- case 16:
- break;
-
- default:
- /* Invalid Base */
- return_ACPI_STATUS(AE_BAD_PARAMETER);
- }
-
- if (!string) {
- goto error_exit;
- }
-
- /* Skip over any white space in the buffer */
-
- while ((*string) && (ACPI_IS_SPACE(*string) || *string == '\t')) {
- string++;
- }
-
- if (to_integer_op) {
- /*
- * Base equal to ACPI_ANY_BASE means 'to_integer operation case'.
- * We need to determine if it is decimal or hexadecimal.
- */
- if ((*string == '0') && (ACPI_TOLOWER(*(string + 1)) == 'x')) {
- sign_of0x = 1;
- base = 16;
-
- /* Skip over the leading '0x' */
- string += 2;
- } else {
- base = 10;
- }
- }
-
- /* Any string left? Check that '0x' is not followed by white space. */
-
- if (!(*string) || ACPI_IS_SPACE(*string) || *string == '\t') {
- if (to_integer_op) {
- goto error_exit;
- } else {
- goto all_done;
- }
- }
-
- /*
- * Perform a 32-bit or 64-bit conversion, depending upon the current
- * execution mode of the interpreter
- */
- dividend = (mode32) ? ACPI_UINT32_MAX : ACPI_UINT64_MAX;
-
- /* Main loop: convert the string to a 32- or 64-bit integer */
-
- while (*string) {
- if (ACPI_IS_DIGIT(*string)) {
-
- /* Convert ASCII 0-9 to Decimal value */
-
- this_digit = ((u8) * string) - '0';
- } else if (base == 10) {
-
- /* Digit is out of range; possible in to_integer case only */
-
- term = 1;
- } else {
- this_digit = (u8) ACPI_TOUPPER(*string);
- if (ACPI_IS_XDIGIT((char)this_digit)) {
-
- /* Convert ASCII Hex char to value */
-
- this_digit = this_digit - 'A' + 10;
- } else {
- term = 1;
- }
- }
-
- if (term) {
- if (to_integer_op) {
- goto error_exit;
- } else {
- break;
- }
- } else if ((valid_digits == 0) && (this_digit == 0)
- && !sign_of0x) {
-
- /* Skip zeros */
- string++;
- continue;
- }
-
- valid_digits++;
-
- if (sign_of0x && ((valid_digits > 16)
- || ((valid_digits > 8) && mode32))) {
- /*
- * This is to_integer operation case.
- * No any restrictions for string-to-integer conversion,
- * see ACPI spec.
- */
- goto error_exit;
- }
-
- /* Divide the digit into the correct position */
-
- (void)
- acpi_ut_short_divide((dividend - (acpi_integer) this_digit),
- base, &quotient, NULL);
-
- if (return_value > quotient) {
- if (to_integer_op) {
- goto error_exit;
- } else {
- break;
- }
- }
-
- return_value *= base;
- return_value += this_digit;
- string++;
- }
-
- /* All done, normal exit */
-
- all_done:
-
- ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Converted value: %8.8X%8.8X\n",
- ACPI_FORMAT_UINT64(return_value)));
-
- *ret_integer = return_value;
- return_ACPI_STATUS(AE_OK);
-
- error_exit:
- /* Base was set/validated above */
-
- if (base == 10) {
- return_ACPI_STATUS(AE_BAD_DECIMAL_CONSTANT);
- } else {
- return_ACPI_STATUS(AE_BAD_HEX_CONSTANT);
- }
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_create_update_state_and_push
- *
- * PARAMETERS: Object - Object to be added to the new state
- * Action - Increment/Decrement
- * state_list - List the state will be added to
- *
- * RETURN: Status
- *
- * DESCRIPTION: Create a new state and push it
- *
- ******************************************************************************/
-
-acpi_status
-acpi_ut_create_update_state_and_push(union acpi_operand_object *object,
- u16 action,
- union acpi_generic_state **state_list)
-{
- union acpi_generic_state *state;
-
- ACPI_FUNCTION_ENTRY();
-
- /* Ignore null objects; these are expected */
-
- if (!object) {
- return (AE_OK);
- }
-
- state = acpi_ut_create_update_state(object, action);
- if (!state) {
- return (AE_NO_MEMORY);
- }
-
- acpi_ut_push_generic_state(state_list, state);
- return (AE_OK);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_walk_package_tree
- *
- * PARAMETERS: source_object - The package to walk
- * target_object - Target object (if package is being copied)
- * walk_callback - Called once for each package element
- * Context - Passed to the callback function
- *
- * RETURN: Status
- *
- * DESCRIPTION: Walk through a package
- *
- ******************************************************************************/
-
-acpi_status
-acpi_ut_walk_package_tree(union acpi_operand_object * source_object,
- void *target_object,
- acpi_pkg_callback walk_callback, void *context)
-{
- acpi_status status = AE_OK;
- union acpi_generic_state *state_list = NULL;
- union acpi_generic_state *state;
- u32 this_index;
- union acpi_operand_object *this_source_obj;
-
- ACPI_FUNCTION_TRACE(ut_walk_package_tree);
-
- state = acpi_ut_create_pkg_state(source_object, target_object, 0);
- if (!state) {
- return_ACPI_STATUS(AE_NO_MEMORY);
- }
-
- while (state) {
-
- /* Get one element of the package */
-
- this_index = state->pkg.index;
- this_source_obj = (union acpi_operand_object *)
- state->pkg.source_object->package.elements[this_index];
-
- /*
- * Check for:
- * 1) An uninitialized package element. It is completely
- * legal to declare a package and leave it uninitialized
- * 2) Not an internal object - can be a namespace node instead
- * 3) Any type other than a package. Packages are handled in else
- * case below.
- */
- if ((!this_source_obj) ||
- (ACPI_GET_DESCRIPTOR_TYPE(this_source_obj) !=
- ACPI_DESC_TYPE_OPERAND)
- || (ACPI_GET_OBJECT_TYPE(this_source_obj) !=
- ACPI_TYPE_PACKAGE)) {
- status =
- walk_callback(ACPI_COPY_TYPE_SIMPLE,
- this_source_obj, state, context);
- if (ACPI_FAILURE(status)) {
- return_ACPI_STATUS(status);
- }
-
- state->pkg.index++;
- while (state->pkg.index >=
- state->pkg.source_object->package.count) {
- /*
- * We've handled all of the objects at this level, This means
- * that we have just completed a package. That package may
- * have contained one or more packages itself.
- *
- * Delete this state and pop the previous state (package).
- */
- acpi_ut_delete_generic_state(state);
- state = acpi_ut_pop_generic_state(&state_list);
-
- /* Finished when there are no more states */
-
- if (!state) {
- /*
- * We have handled all of the objects in the top level
- * package just add the length of the package objects
- * and exit
- */
- return_ACPI_STATUS(AE_OK);
- }
-
- /*
- * Go back up a level and move the index past the just
- * completed package object.
- */
- state->pkg.index++;
- }
- } else {
- /* This is a subobject of type package */
-
- status =
- walk_callback(ACPI_COPY_TYPE_PACKAGE,
- this_source_obj, state, context);
- if (ACPI_FAILURE(status)) {
- return_ACPI_STATUS(status);
- }
-
- /*
- * Push the current state and create a new one
- * The callback above returned a new target package object.
- */
- acpi_ut_push_generic_state(&state_list, state);
- state = acpi_ut_create_pkg_state(this_source_obj,
- state->pkg.
- this_target_obj, 0);
- if (!state) {
-
- /* Free any stacked Update State objects */
-
- while (state_list) {
- state =
- acpi_ut_pop_generic_state
- (&state_list);
- acpi_ut_delete_generic_state(state);
- }
- return_ACPI_STATUS(AE_NO_MEMORY);
- }
- }
- }
-
- /* We should never get here */
-
- return_ACPI_STATUS(AE_AML_INTERNAL);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_error, acpi_exception, acpi_warning, acpi_info
- *
- * PARAMETERS: module_name - Caller's module name (for error output)
- * line_number - Caller's line number (for error output)
- * Format - Printf format string + additional args
- *
- * RETURN: None
- *
- * DESCRIPTION: Print message with module/line/version info
- *
- ******************************************************************************/
-
-void ACPI_INTERNAL_VAR_XFACE
-acpi_error(const char *module_name, u32 line_number, const char *format, ...)
-{
- va_list args;
-
- acpi_os_printf("ACPI Error (%s-%04d): ", module_name, line_number);
-
- va_start(args, format);
- acpi_os_vprintf(format, args);
- acpi_os_printf(" [%X]\n", ACPI_CA_VERSION);
- va_end(args);
-}
-
-void ACPI_INTERNAL_VAR_XFACE
-acpi_exception(const char *module_name,
- u32 line_number, acpi_status status, const char *format, ...)
-{
- va_list args;
-
- acpi_os_printf("ACPI Exception (%s-%04d): %s, ", module_name,
- line_number, acpi_format_exception(status));
-
- va_start(args, format);
- acpi_os_vprintf(format, args);
- acpi_os_printf(" [%X]\n", ACPI_CA_VERSION);
- va_end(args);
-}
-
-void ACPI_INTERNAL_VAR_XFACE
-acpi_warning(const char *module_name, u32 line_number, const char *format, ...)
-{
- va_list args;
-
- acpi_os_printf("ACPI Warning (%s-%04d): ", module_name, line_number);
-
- va_start(args, format);
- acpi_os_vprintf(format, args);
- acpi_os_printf(" [%X]\n", ACPI_CA_VERSION);
- va_end(args);
-}
-
-void ACPI_INTERNAL_VAR_XFACE
-acpi_info(const char *module_name, u32 line_number, const char *format, ...)
-{
- va_list args;
-
- /*
- * Removed module_name, line_number, and acpica version, not needed
- * for info output
- */
- acpi_os_printf("ACPI: ");
-
- va_start(args, format);
- acpi_os_vprintf(format, args);
- acpi_os_printf("\n");
- va_end(args);
-}
-
-ACPI_EXPORT_SYMBOL(acpi_error)
-ACPI_EXPORT_SYMBOL(acpi_exception)
-ACPI_EXPORT_SYMBOL(acpi_warning)
-ACPI_EXPORT_SYMBOL(acpi_info)