/** @file
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Copyright (c) 2018, 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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// Comment out includes as ifdefs don't work at trim stage
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//
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//
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Scope(\_SB) {
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//
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//---------------------------------------------------------------------------
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// List of IRQ resource buffers compatible with _PRS return format.
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//---------------------------------------------------------------------------
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// Naming legend:
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// RSxy, PRSy - name of the IRQ resource buffer to be returned by _PRS, "xy" - last two characters of IRQ Link name.
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// Note. PRSy name is generated if IRQ Link name starts from "LNK".
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// HLxy , LLxy - reference names, can be used to access bit mask of available IRQs. HL and LL stand for active High(Low) Level triggered Irq model.
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//---------------------------------------------------------------------------
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Name(PRSA, ResourceTemplate(){ // Link name: LNKA
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IRQ(Level, ActiveLow, Shared, LLKA) {3,4,5,6,10,11,12,14,15}
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})
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Alias(PRSA,PRSB) // Link name: LNKB
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Alias(PRSA,PRSC) // Link name: LNKC
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Alias(PRSA,PRSD) // Link name: LNKD
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Alias(PRSA,PRSE) // Link name: LNKE
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Alias(PRSA,PRSF) // Link name: LNKF
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Alias(PRSA,PRSG) // Link name: LNKG
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Alias(PRSA,PRSH) // Link name: LNKH
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}
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//
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//
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Scope(\_SB.PC00) {
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//
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// PCI-specific method's GUID
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//
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Name(PCIG, ToUUID("E5C937D0-3553-4d7a-9117-EA4D19C3434D"))
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//
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// PCI's _DSM - an attempt at modular _DSM implementation
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// When writing your own _DSM function that needs to include PCI-specific methods, do this:
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//
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// Method(_YOUR_DSM,4){
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// if(Lequal(Arg0,PCIG)) { return(PCID(Arg0,Arg1,Arg2,Arg3)) }
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// ...continue your _DSM by checking different GUIDs...
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// else { return(0) }
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// }
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//
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Method(PCID, 4, Serialized) {
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If(LEqual(Arg0, PCIG)) { // PCIE capabilities UUID
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If(LGreaterEqual(Arg1,3)) { // revision at least 3
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If(LEqual(Arg2,0)) { Return (Buffer(2){0x01,0x03}) } // function 0: list of supported functions
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If(LEqual(Arg2,8)) { Return (1) } // function 8: Avoiding Power-On Reset Delay Duplication on Sx Resume
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If(LEqual(Arg2,9)) { Return (Package(5){50000,Ones,Ones,50000,Ones}) } // function 9: Specifying Device Readiness Durations
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}
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}
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return (Buffer(1){0})
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}
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}//scope
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Scope(\_SB.PC00) {
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//PciCheck, Arg0=UUID, returns true if support for 'PCI delays optimization ECR' is enabled and the UUID is correct
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Method(PCIC,1,Serialized) {
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If(LEqual(ECR1,1)) {
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If(LEqual(Arg0, PCIG)) {
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return (1)
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}
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}
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return (0)
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}
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}
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