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alder_lake_bios/Intel/AlderLake/AlderLakeBoardPkg/Acpi/AcpiTables/Dsdt/WirelessConfigDevice.asl

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/** @file
Intel ACPI Sample Code for Wireless Connectivity Configuration Device
@copyright
INTEL CONFIDENTIAL
Copyright 2021 Intel Corporation.
The source code contained or described herein and all documents related to the
source code ("Material") are owned by Intel Corporation or its suppliers or
licensors. Title to the Material remains with Intel Corporation or its suppliers
and licensors. The Material may contain trade secrets and proprietary and
confidential information of Intel Corporation and its suppliers and licensors,
and is protected by worldwide copyright and trade secret laws and treaty
provisions. No part of the Material may be used, copied, reproduced, modified,
published, uploaded, posted, transmitted, distributed, or disclosed in any way
without Intel's prior express written permission.
No license under any patent, copyright, trade secret or other intellectual
property right is granted to or conferred upon you by disclosure or delivery
of the Materials, either expressly, by implication, inducement, estoppel or
otherwise. Any license under such intellectual property rights must be
express and approved by Intel in writing.
Unless otherwise agreed by Intel in writing, you may not remove or alter
this notice or any other notice embedded in Materials by Intel or
Intel's suppliers or licensors in any way.
This file contains a 'Sample Driver' and is licensed as such under the terms
of your license agreement with Intel or your vendor. This file may be modified
by the user, subject to the additional terms of the license agreement.
@par Specification Reference:
**/
#include <SmbiosPlatformInfoDefinition.h>
Name(DEVM, 0xFF) // Device Mode
Scope(\_SB)
{
//
// Wireless Connectivity Configuration Device
//
Device(WCCD) {
Name(_HID, "INTC1092")
Name(_STR, Unicode ("Wireless Connectivity Configuration Device"))
//
// Initialize device mode
//
Method(_INI) {
Store(0, DEVM) // Default: Device Mode 0
}
// _STA (Status)
//
// This object returns the current status of a device.
//
// Arguments: (0)
// None
// Return Value:
// An Integer containing a device status bitmap:
// Bit 0 - Set if the device is present.
// Bit 1 - Set if the device is enabled and decoding its resources.
// Bit 2 - Set if the device should be shown in the UI.
// Bit 3 - Set if the device is functioning properly (cleared if device failed its diagnostics).
// Bit 4 - Set if the battery is present.
// Bits 5-31 - Reserved (must be cleared).
//
Method(_STA) {
If (LAnd(LNotEqual(WWEN, 0), LEqual(WCEN, 1))){
Return(0x0F)
} Else {
Return(0x00)
}
}
Name (WCS0, Package() // WWAN_CFG_SET 0 for FCC
{
0x00, // Regulatory 0: FCC
Package() // WWAN_DEVICE_MODE_INFO for Device Mode 0
{
0x00, // Device Mode 0
0x00000001, // Band Table Index
0x00000002, // Antenna Table Index
0x00000003, // SAR Table Index
},
Package() // WWAN_DEVICE_MODE_INFO for Device Mode 1
{
0x01, // Device Mode 1
0x00000002, // Band Table Index
0x00000003, // Antenna Table Index
0x00000001, // SAR Table Index
},
Package() // WWAN_DEVICE_MODE_INFO for Device Mode 2
{
0x02, // Device Mode 2
0x00000003, // Band Table Index
0x00000001, // Antenna Table Index
0x00000002, // SAR Table Index
}
})
Name (WCS1, Package() // WWAN_CFG_SET 1 for CE
{
0x01, // Regulatory 1: CE
Package() // WWAN_DEVICE_MODE_INFO for Device Mode 0
{
0x00, // Device Mode 0
0x00000002, // Band Table Index
0x00000003, // Antenna Table Index
0x00000001, // SAR Table Index
},
Package() // WWAN_DEVICE_MODE_INFO for Device Mode 1
{
0x01, // Device Mode 1
0x00000003, // Band Table Index
0x00000001, // Antenna Table Index
0x00000002, // SAR Table Index
},
Package() // WWAN_DEVICE_MODE_INFO for Device Mode 2
{
0x02, // Device Mode 2
0x00000001, // Band Table Index
0x00000002, // Antenna Table Index
0x00000003, // SAR Table Index
}
})
Name (WCS2, Package() // WWAN_CFG_SET 2 for ISED
{
0x02, // Regulatory 2: ISED
Package() // WWAN_DEVICE_MODE_INFO for Device Mode 0
{
0x00, // Device Mode 0
0x00000003, // Band Table Index
0x00000001, // Antenna Table Index
0x00000002, // SAR Table Index
},
Package() // WWAN_DEVICE_MODE_INFO for Device Mode 1
{
0x01, // Device Mode 1
0x00000001, // Band Table Index
0x00000002, // Antenna Table Index
0x00000003, // SAR Table Index
},
Package() // WWAN_DEVICE_MODE_INFO for Device Mode 2
{
0x02, // Device Mode 2
0x00000002, // Band Table Index
0x00000003, // Antenna Table Index
0x00000001, // SAR Table Index
}
})
//
// WWAN Device Mode Configuration Table
// The contain of table is just for Intel RVP. The table values can be modified
// accordingly to OEM/Customer product.
//
Name (WDMC, Package() // WWAN_DEVICE_MODE_CONFIGURATION
{
0, // Revision, [0-255]
NUM_OF_DEV_MODE, // Number of Device Mode
Package() // WWAN_CFG_SET
{
0x00, // Regulatory 0: FCC, 1: CE, 2: ISED
Package() // WWAN_DEVICE_MODE_INFO 0
{
0x00, // Device Mode 0
0x00000000, // Band Table Index
0x00000000, // Antenna Table Index
0x00000000, // SAR Table Index
},
Package() // WWAN_DEVICE_MODE_INFO 1
{
0x00, // Device Mode 1
0x00000000, // Band Table Index
0x00000000, // Antenna Table Index
0x00000000, // SAR Table Index
},
Package() // WWAN_DEVICE_MODE_INFO 2
{
0x00, // Device Mode 2
0x00000000, // Band Table Index
0x00000000, // Antenna Table Index
0x00000000, // SAR Table Index
}
}
})
//----------------------------------------------------------
// Wireless Connectivity Configuration Device _DSM Method
//----------------------------------------------------------
//
// _DSM (Device Specific Method)
//
// This optional object is a control method that enables devices to provide device specific control
// functions that are consumed by the device driver.
//
// Arguments: (4)
// Arg0 - A Buffer containing a UUID
// Arg1 - An Integer containing the Revision ID
// Arg2 - An Integer containing the Function Index
// Arg3 - A Package that contains function-specific arguments
// Return Value:
// If Function Index = 0, a Buffer containing a function index bit-field which has set of supported function indexes.
// Otherwise, the return feature value based on set of supported function type which depends on the UUID and revision ID.
//
Method(_DSM, 0x4, Serialized, 0, {IntObj, BuffObj}, {BuffObj, IntObj, IntObj, PkgObj}) {
If(LEqual(Arg0, ToUUID("82737E72-3A33-4C45-A9C7-57C0411A5F13"))) {
//
// Function 0 : Query Function/Get supported functions (based on revision)
// For Revision 0,
// -- Return value would contain one bit for each function index. Starting with zero.
// -- Bit 0 indicates whether there is support for any functions other than function 0 for the specified UUID and Revision ID.
// -- If set to zero, no functions are supported.
//
If(LEqual(Arg2, 0)) {
//
// Revision 0
//
If(LEqual(Arg1, 0)) {
//
// Below are functions defined.
// Bit0 - Indicates whether its support for any other functions
// Bit1 - Get Device Mode
// Bit2 - Get WWAN Device Mode Configuration Table
// Bit31:3 - Reserved for future options
Store(0x07, Local0)
Return(Local0)
} Else {
Return(0) // No supported functions.
}
}
//
// Function 1 : Get Device Mode
// Input: None
// Return: DEVM -> Device Mode
//
If(LEqual(Arg2, 1)) {
Return(DEVM)
}
//
// Function 2 : Get WWAN Device Mode Configuration Table
// Input: Arg3 -> The requested regulatory
// Return: WDMC for the requested regulatory
//
If(LEqual(Arg2, 2)) {
//
// Update the corresponding WWAN CFG SET table for the requested regulatory
//
If(LEqual(Arg3, 0)) { // 0: FCC
Store (WCS0, Index (WDMC, 2))
} ElseIf (LEqual(Arg3, 1)) { // 1: CE
Store (WCS1, Index (WDMC, 2))
} ElseIf (LEqual(Arg3, 2)) { // 2: ISED
Store (WCS2, Index (WDMC, 2))
} Else {
//
// Unsupported regulatory is detected!!
//
}
Return(WDMC)
}
//
// No other supported functions, but normal return.
//
Return(0)
} Else {
Return(0) // Guid mismatch
}
}
} // End of Device (WCCD)
}
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