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ahuuids.c revision 1.1.1.5 
      1 /******************************************************************************
      2  *
      3  * Module Name: ahuuids - Table of known ACPI-related UUIDs
      4  *
      5  *****************************************************************************/
      6 
      7 /*
      8  * Copyright (C) 2000 - 2017, Intel Corp.
      9  * All rights reserved.
     10  *
     11  * Redistribution and use in source and binary forms, with or without
     12  * modification, are permitted provided that the following conditions
     13  * are met:
     14  * 1. Redistributions of source code must retain the above copyright
     15  *    notice, this list of conditions, and the following disclaimer,
     16  *    without modification.
     17  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
     18  *    substantially similar to the "NO WARRANTY" disclaimer below
     19  *    ("Disclaimer") and any redistribution must be conditioned upon
     20  *    including a substantially similar Disclaimer requirement for further
     21  *    binary redistribution.
     22  * 3. Neither the names of the above-listed copyright holders nor the names
     23  *    of any contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * Alternatively, this software may be distributed under the terms of the
     27  * GNU General Public License ("GPL") version 2 as published by the Free
     28  * Software Foundation.
     29  *
     30  * NO WARRANTY
     31  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     32  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     33  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
     34  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     35  * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     36  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     37  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     38  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
     39  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
     40  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     41  * POSSIBILITY OF SUCH DAMAGES.
     42  */
     43 
     44 #include "acpi.h"
     45 #include "accommon.h"
     46 #include "acuuid.h"
     47 
     48 #define _COMPONENT          ACPI_UTILITIES
     49         ACPI_MODULE_NAME    ("ahuuids")
     50 
     51 
     52 /*
     53  * Table of "known" (ACPI-related) UUIDs
     54  */
     55 const AH_UUID  Gbl_AcpiUuids[] =
     56 {
     57     {"[Controllers]",               NULL},
     58     {"GPIO Controller",             UUID_GPIO_CONTROLLER},
     59     {"USB Controller",              UUID_USB_CONTROLLER},
     60     {"SATA Controller",             UUID_SATA_CONTROLLER},
     61 
     62     {"[Devices]",                   NULL},
     63     {"PCI Host Bridge Device",      UUID_PCI_HOST_BRIDGE},
     64     {"HID I2C Device",              UUID_I2C_DEVICE},
     65     {"Power Button Device",         UUID_POWER_BUTTON},
     66 
     67     {"[Interfaces]",                NULL},
     68     {"Device Labeling Interface",   UUID_DEVICE_LABELING},
     69     {"Physical Presence Interface", UUID_PHYSICAL_PRESENCE},
     70 
     71     {"[Non-volatile DIMM and NFIT table]",       NULL},
     72     {"Volatile Memory Region",      UUID_VOLATILE_MEMORY},
     73     {"Persistent Memory Region",    UUID_PERSISTENT_MEMORY},
     74     {"NVDIMM Control Region",       UUID_CONTROL_REGION},
     75     {"NVDIMM Data Region",          UUID_DATA_REGION},
     76     {"Volatile Virtual Disk",       UUID_VOLATILE_VIRTUAL_DISK},
     77     {"Volatile Virtual CD",         UUID_VOLATILE_VIRTUAL_CD},
     78     {"Persistent Virtual Disk",     UUID_PERSISTENT_VIRTUAL_DISK},
     79     {"Persistent Virtual CD",       UUID_PERSISTENT_VIRTUAL_CD},
     80 
     81     {"[Miscellaneous]",             NULL},
     82     {"Platform-wide Capabilities",  UUID_PLATFORM_CAPABILITIES},
     83     {"Dynamic Enumeration",         UUID_DYNAMIC_ENUMERATION},
     84     {"Battery Thermal Limit",       UUID_BATTERY_THERMAL_LIMIT},
     85     {"Thermal Extensions",          UUID_THERMAL_EXTENSIONS},
     86     {"Device Properties for _DSD",  UUID_DEVICE_PROPERTIES},
     87 
     88     {NULL, NULL}
     89 };
     90 
     91 
     92 /*******************************************************************************
     93  *
     94  * FUNCTION:    AcpiAhMatchUuid
     95  *
     96  * PARAMETERS:  Data                - Data buffer containing a UUID
     97  *
     98  * RETURN:      ASCII description string for the UUID if it is found.
     99  *
    100  * DESCRIPTION: Returns a description string for "known" UUIDs, which are
    101  *              are UUIDs that are related to ACPI in some way.
    102  *
    103  ******************************************************************************/
    104 
    105 const char *
    106 AcpiAhMatchUuid (
    107     UINT8                   *Data)
    108 {
    109     const AH_UUID           *Info;
    110     UINT8                   UuidBuffer[UUID_BUFFER_LENGTH];
    111 
    112 
    113     /* Walk the table of known ACPI-related UUIDs */
    114 
    115     for (Info = Gbl_AcpiUuids; Info->Description; Info++)
    116     {
    117         /* Null string means desciption is a UUID class */
    118 
    119         if (!Info->String)
    120         {
    121             continue;
    122         }
    123 
    124         AcpiUtConvertStringToUuid (Info->String, UuidBuffer);
    125 
    126         if (!memcmp (Data, UuidBuffer, UUID_BUFFER_LENGTH))
    127         {
    128             return (Info->Description);
    129         }
    130     }
    131 
    132     return (NULL);
    133 }
    134