0,0 → 1,484 |
/******************************************************************************* |
* |
* Module Name: dbconvert - debugger miscellaneous conversion routines |
* |
******************************************************************************/ |
|
/* |
* Copyright (C) 2000 - 2015, 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 "acdebug.h" |
|
#define _COMPONENT ACPI_CA_DEBUGGER |
ACPI_MODULE_NAME("dbconvert") |
|
#define DB_DEFAULT_PKG_ELEMENTS 33 |
/******************************************************************************* |
* |
* FUNCTION: acpi_db_hex_char_to_value |
* |
* PARAMETERS: hex_char - Ascii Hex digit, 0-9|a-f|A-F |
* return_value - Where the converted value is returned |
* |
* RETURN: Status |
* |
* DESCRIPTION: Convert a single hex character to a 4-bit number (0-16). |
* |
******************************************************************************/ |
acpi_status acpi_db_hex_char_to_value(int hex_char, u8 *return_value) |
{ |
u8 value; |
|
/* Digit must be ascii [0-9a-fA-F] */ |
|
if (!isxdigit(hex_char)) { |
return (AE_BAD_HEX_CONSTANT); |
} |
|
if (hex_char <= 0x39) { |
value = (u8)(hex_char - 0x30); |
} else { |
value = (u8)(toupper(hex_char) - 0x37); |
} |
|
*return_value = value; |
return (AE_OK); |
} |
|
/******************************************************************************* |
* |
* FUNCTION: acpi_db_hex_byte_to_binary |
* |
* PARAMETERS: hex_byte - Double hex digit (0x00 - 0xFF) in format: |
* hi_byte then lo_byte. |
* return_value - Where the converted value is returned |
* |
* RETURN: Status |
* |
* DESCRIPTION: Convert two hex characters to an 8 bit number (0 - 255). |
* |
******************************************************************************/ |
|
static acpi_status acpi_db_hex_byte_to_binary(char *hex_byte, u8 *return_value) |
{ |
u8 local0; |
u8 local1; |
acpi_status status; |
|
/* High byte */ |
|
status = acpi_db_hex_char_to_value(hex_byte[0], &local0); |
if (ACPI_FAILURE(status)) { |
return (status); |
} |
|
/* Low byte */ |
|
status = acpi_db_hex_char_to_value(hex_byte[1], &local1); |
if (ACPI_FAILURE(status)) { |
return (status); |
} |
|
*return_value = (u8)((local0 << 4) | local1); |
return (AE_OK); |
} |
|
/******************************************************************************* |
* |
* FUNCTION: acpi_db_convert_to_buffer |
* |
* PARAMETERS: string - Input string to be converted |
* object - Where the buffer object is returned |
* |
* RETURN: Status |
* |
* DESCRIPTION: Convert a string to a buffer object. String is treated a list |
* of buffer elements, each separated by a space or comma. |
* |
******************************************************************************/ |
|
static acpi_status |
acpi_db_convert_to_buffer(char *string, union acpi_object *object) |
{ |
u32 i; |
u32 j; |
u32 length; |
u8 *buffer; |
acpi_status status; |
|
/* Generate the final buffer length */ |
|
for (i = 0, length = 0; string[i];) { |
i += 2; |
length++; |
|
while (string[i] && ((string[i] == ',') || (string[i] == ' '))) { |
i++; |
} |
} |
|
buffer = ACPI_ALLOCATE(length); |
if (!buffer) { |
return (AE_NO_MEMORY); |
} |
|
/* Convert the command line bytes to the buffer */ |
|
for (i = 0, j = 0; string[i];) { |
status = acpi_db_hex_byte_to_binary(&string[i], &buffer[j]); |
if (ACPI_FAILURE(status)) { |
ACPI_FREE(buffer); |
return (status); |
} |
|
j++; |
i += 2; |
while (string[i] && ((string[i] == ',') || (string[i] == ' '))) { |
i++; |
} |
} |
|
object->type = ACPI_TYPE_BUFFER; |
object->buffer.pointer = buffer; |
object->buffer.length = length; |
return (AE_OK); |
} |
|
/******************************************************************************* |
* |
* FUNCTION: acpi_db_convert_to_package |
* |
* PARAMETERS: string - Input string to be converted |
* object - Where the package object is returned |
* |
* RETURN: Status |
* |
* DESCRIPTION: Convert a string to a package object. Handles nested packages |
* via recursion with acpi_db_convert_to_object. |
* |
******************************************************************************/ |
|
acpi_status acpi_db_convert_to_package(char *string, union acpi_object * object) |
{ |
char *this; |
char *next; |
u32 i; |
acpi_object_type type; |
union acpi_object *elements; |
acpi_status status; |
|
elements = |
ACPI_ALLOCATE_ZEROED(DB_DEFAULT_PKG_ELEMENTS * |
sizeof(union acpi_object)); |
|
this = string; |
for (i = 0; i < (DB_DEFAULT_PKG_ELEMENTS - 1); i++) { |
this = acpi_db_get_next_token(this, &next, &type); |
if (!this) { |
break; |
} |
|
/* Recursive call to convert each package element */ |
|
status = acpi_db_convert_to_object(type, this, &elements[i]); |
if (ACPI_FAILURE(status)) { |
acpi_db_delete_objects(i + 1, elements); |
ACPI_FREE(elements); |
return (status); |
} |
|
this = next; |
} |
|
object->type = ACPI_TYPE_PACKAGE; |
object->package.count = i; |
object->package.elements = elements; |
return (AE_OK); |
} |
|
/******************************************************************************* |
* |
* FUNCTION: acpi_db_convert_to_object |
* |
* PARAMETERS: type - Object type as determined by parser |
* string - Input string to be converted |
* object - Where the new object is returned |
* |
* RETURN: Status |
* |
* DESCRIPTION: Convert a typed and tokenized string to an union acpi_object. Typing: |
* 1) String objects were surrounded by quotes. |
* 2) Buffer objects were surrounded by parentheses. |
* 3) Package objects were surrounded by brackets "[]". |
* 4) All standalone tokens are treated as integers. |
* |
******************************************************************************/ |
|
acpi_status |
acpi_db_convert_to_object(acpi_object_type type, |
char *string, union acpi_object * object) |
{ |
acpi_status status = AE_OK; |
|
switch (type) { |
case ACPI_TYPE_STRING: |
|
object->type = ACPI_TYPE_STRING; |
object->string.pointer = string; |
object->string.length = (u32)strlen(string); |
break; |
|
case ACPI_TYPE_BUFFER: |
|
status = acpi_db_convert_to_buffer(string, object); |
break; |
|
case ACPI_TYPE_PACKAGE: |
|
status = acpi_db_convert_to_package(string, object); |
break; |
|
default: |
|
object->type = ACPI_TYPE_INTEGER; |
status = acpi_ut_strtoul64(string, 16, &object->integer.value); |
break; |
} |
|
return (status); |
} |
|
/******************************************************************************* |
* |
* FUNCTION: acpi_db_encode_pld_buffer |
* |
* PARAMETERS: pld_info - _PLD buffer struct (Using local struct) |
* |
* RETURN: Encode _PLD buffer suitable for return value from _PLD |
* |
* DESCRIPTION: Bit-packs a _PLD buffer struct. Used to test the _PLD macros |
* |
******************************************************************************/ |
|
u8 *acpi_db_encode_pld_buffer(struct acpi_pld_info *pld_info) |
{ |
u32 *buffer; |
u32 dword; |
|
buffer = ACPI_ALLOCATE_ZEROED(ACPI_PLD_BUFFER_SIZE); |
if (!buffer) { |
return (NULL); |
} |
|
/* First 32 bits */ |
|
dword = 0; |
ACPI_PLD_SET_REVISION(&dword, pld_info->revision); |
ACPI_PLD_SET_IGNORE_COLOR(&dword, pld_info->ignore_color); |
ACPI_PLD_SET_RED(&dword, pld_info->red); |
ACPI_PLD_SET_GREEN(&dword, pld_info->green); |
ACPI_PLD_SET_BLUE(&dword, pld_info->blue); |
ACPI_MOVE_32_TO_32(&buffer[0], &dword); |
|
/* Second 32 bits */ |
|
dword = 0; |
ACPI_PLD_SET_WIDTH(&dword, pld_info->width); |
ACPI_PLD_SET_HEIGHT(&dword, pld_info->height); |
ACPI_MOVE_32_TO_32(&buffer[1], &dword); |
|
/* Third 32 bits */ |
|
dword = 0; |
ACPI_PLD_SET_USER_VISIBLE(&dword, pld_info->user_visible); |
ACPI_PLD_SET_DOCK(&dword, pld_info->dock); |
ACPI_PLD_SET_LID(&dword, pld_info->lid); |
ACPI_PLD_SET_PANEL(&dword, pld_info->panel); |
ACPI_PLD_SET_VERTICAL(&dword, pld_info->vertical_position); |
ACPI_PLD_SET_HORIZONTAL(&dword, pld_info->horizontal_position); |
ACPI_PLD_SET_SHAPE(&dword, pld_info->shape); |
ACPI_PLD_SET_ORIENTATION(&dword, pld_info->group_orientation); |
ACPI_PLD_SET_TOKEN(&dword, pld_info->group_token); |
ACPI_PLD_SET_POSITION(&dword, pld_info->group_position); |
ACPI_PLD_SET_BAY(&dword, pld_info->bay); |
ACPI_MOVE_32_TO_32(&buffer[2], &dword); |
|
/* Fourth 32 bits */ |
|
dword = 0; |
ACPI_PLD_SET_EJECTABLE(&dword, pld_info->ejectable); |
ACPI_PLD_SET_OSPM_EJECT(&dword, pld_info->ospm_eject_required); |
ACPI_PLD_SET_CABINET(&dword, pld_info->cabinet_number); |
ACPI_PLD_SET_CARD_CAGE(&dword, pld_info->card_cage_number); |
ACPI_PLD_SET_REFERENCE(&dword, pld_info->reference); |
ACPI_PLD_SET_ROTATION(&dword, pld_info->rotation); |
ACPI_PLD_SET_ORDER(&dword, pld_info->order); |
ACPI_MOVE_32_TO_32(&buffer[3], &dword); |
|
if (pld_info->revision >= 2) { |
|
/* Fifth 32 bits */ |
|
dword = 0; |
ACPI_PLD_SET_VERT_OFFSET(&dword, pld_info->vertical_offset); |
ACPI_PLD_SET_HORIZ_OFFSET(&dword, pld_info->horizontal_offset); |
ACPI_MOVE_32_TO_32(&buffer[4], &dword); |
} |
|
return (ACPI_CAST_PTR(u8, buffer)); |
} |
|
/******************************************************************************* |
* |
* FUNCTION: acpi_db_dump_pld_buffer |
* |
* PARAMETERS: obj_desc - Object returned from _PLD method |
* |
* RETURN: None. |
* |
* DESCRIPTION: Dumps formatted contents of a _PLD return buffer. |
* |
******************************************************************************/ |
|
#define ACPI_PLD_OUTPUT "%20s : %-6X\n" |
|
void acpi_db_dump_pld_buffer(union acpi_object *obj_desc) |
{ |
union acpi_object *buffer_desc; |
struct acpi_pld_info *pld_info; |
u8 *new_buffer; |
acpi_status status; |
|
/* Object must be of type Package with at least one Buffer element */ |
|
if (obj_desc->type != ACPI_TYPE_PACKAGE) { |
return; |
} |
|
buffer_desc = &obj_desc->package.elements[0]; |
if (buffer_desc->type != ACPI_TYPE_BUFFER) { |
return; |
} |
|
/* Convert _PLD buffer to local _PLD struct */ |
|
status = acpi_decode_pld_buffer(buffer_desc->buffer.pointer, |
buffer_desc->buffer.length, &pld_info); |
if (ACPI_FAILURE(status)) { |
return; |
} |
|
/* Encode local _PLD struct back to a _PLD buffer */ |
|
new_buffer = acpi_db_encode_pld_buffer(pld_info); |
if (!new_buffer) { |
return; |
} |
|
/* The two bit-packed buffers should match */ |
|
if (memcmp(new_buffer, buffer_desc->buffer.pointer, |
buffer_desc->buffer.length)) { |
acpi_os_printf |
("Converted _PLD buffer does not compare. New:\n"); |
|
acpi_ut_dump_buffer(new_buffer, |
buffer_desc->buffer.length, DB_BYTE_DISPLAY, |
0); |
} |
|
/* First 32-bit dword */ |
|
acpi_os_printf(ACPI_PLD_OUTPUT, "PLD_Revision", pld_info->revision); |
acpi_os_printf(ACPI_PLD_OUTPUT, "PLD_IgnoreColor", |
pld_info->ignore_color); |
acpi_os_printf(ACPI_PLD_OUTPUT, "PLD_Red", pld_info->red); |
acpi_os_printf(ACPI_PLD_OUTPUT, "PLD_Green", pld_info->green); |
acpi_os_printf(ACPI_PLD_OUTPUT, "PLD_Blue", pld_info->blue); |
|
/* Second 32-bit dword */ |
|
acpi_os_printf(ACPI_PLD_OUTPUT, "PLD_Width", pld_info->width); |
acpi_os_printf(ACPI_PLD_OUTPUT, "PLD_Height", pld_info->height); |
|
/* Third 32-bit dword */ |
|
acpi_os_printf(ACPI_PLD_OUTPUT, "PLD_UserVisible", |
pld_info->user_visible); |
acpi_os_printf(ACPI_PLD_OUTPUT, "PLD_Dock", pld_info->dock); |
acpi_os_printf(ACPI_PLD_OUTPUT, "PLD_Lid", pld_info->lid); |
acpi_os_printf(ACPI_PLD_OUTPUT, "PLD_Panel", pld_info->panel); |
acpi_os_printf(ACPI_PLD_OUTPUT, "PLD_VerticalPosition", |
pld_info->vertical_position); |
acpi_os_printf(ACPI_PLD_OUTPUT, "PLD_HorizontalPosition", |
pld_info->horizontal_position); |
acpi_os_printf(ACPI_PLD_OUTPUT, "PLD_Shape", pld_info->shape); |
acpi_os_printf(ACPI_PLD_OUTPUT, "PLD_GroupOrientation", |
pld_info->group_orientation); |
acpi_os_printf(ACPI_PLD_OUTPUT, "PLD_GroupToken", |
pld_info->group_token); |
acpi_os_printf(ACPI_PLD_OUTPUT, "PLD_GroupPosition", |
pld_info->group_position); |
acpi_os_printf(ACPI_PLD_OUTPUT, "PLD_Bay", pld_info->bay); |
|
/* Fourth 32-bit dword */ |
|
acpi_os_printf(ACPI_PLD_OUTPUT, "PLD_Ejectable", pld_info->ejectable); |
acpi_os_printf(ACPI_PLD_OUTPUT, "PLD_EjectRequired", |
pld_info->ospm_eject_required); |
acpi_os_printf(ACPI_PLD_OUTPUT, "PLD_CabinetNumber", |
pld_info->cabinet_number); |
acpi_os_printf(ACPI_PLD_OUTPUT, "PLD_CardCageNumber", |
pld_info->card_cage_number); |
acpi_os_printf(ACPI_PLD_OUTPUT, "PLD_Reference", pld_info->reference); |
acpi_os_printf(ACPI_PLD_OUTPUT, "PLD_Rotation", pld_info->rotation); |
acpi_os_printf(ACPI_PLD_OUTPUT, "PLD_Order", pld_info->order); |
|
/* Fifth 32-bit dword */ |
|
if (buffer_desc->buffer.length > 16) { |
acpi_os_printf(ACPI_PLD_OUTPUT, "PLD_VerticalOffset", |
pld_info->vertical_offset); |
acpi_os_printf(ACPI_PLD_OUTPUT, "PLD_HorizontalOffset", |
pld_info->horizontal_offset); |
} |
|
ACPI_FREE(pld_info); |
ACPI_FREE(new_buffer); |
} |