/** @file
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IPMI ACPI SSDT.
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Copyright (c) 2018 - 2019, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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Device(IPMC)
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{
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// Config DWord, modified during POST
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// Bit definitions are the same as PPMFlags:
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// [00] = Plug and Play BMC Detection enabled in setup
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// [31:01] = Reserved = 0
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Name(ECFL, 0x80000000)
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// Return the interface specification revision
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Method(_SRV)
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{
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// IPMI Specification Revision v2.0
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Return(0x0200)
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}
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Method(_STA, 0)
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{
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//
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// Assume OK
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//
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Store (0xF, Local0)
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Return(Local0)
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// Bit 0 - Set if the device is present.
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// Bit 1 - Set if the device is enabled and decoding its resources.
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// Bit 2 - Set if the device should be shown in the UI.
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// Bit 3 - Set if the device is functioning properly (cleared if the device failed its diagnostics).
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// Bit 4 - Set if the battery is present.
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// Bit 5 - Reserved (must be cleared).
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} // end of _STA
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// Return the x86 resources consumed by BMC
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Name(_CRS, ResourceTemplate()
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{
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// Uses 8-bit ports 0xCA2-0xCA5
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IO(Decode16, 0xCA2, 0xCA2, 0, 2)
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})
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Name(_HID, "IPI0001") // IPMI device
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Name(_IFT, 0x1) // KCS system interface type
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Name(_STR, Unicode("IPMI_KCS"))
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Name(_UID, 0) // First interface.
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} // end of Device(IPMC)
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