// Example #2 for table 0-5 - IDE 0 & 1 are controlled through general IO // space with two FETs DefinitionBlock ( examp2.aml, // Output Filename DSDT, // Signature 0x10, // DSDT Revision OEM, // OEMID "examp 2", // TABLE ID 0x1000 // OEM Revision ) { OperationRegion (\GIO2, SystemIO, 0x125, 0x1) { Field (\GIO2, AccessAsByte, NoLock, Preserve) { ID0I, 1, // IDE0_ISO_EN - isolation buffer ID0P, 1, // IDE0_PWR_EN - power ID0R, 1, // IDE0_RST#_EN - reset# ID1I, 1, // IDE0_ISO_EN - isolation buffer ID1P, 1, // IDE0_PWR_EN - power ID1R, 1 // IDE0_RST#_EN - reset# } } Scope(\_SB) { Device(PCI2) { Name(_HID, String("PNP0A03")) Name(_BNB, Num(0)) //Scope(PCI0) { // power resource for primary ide, master PowerResource (PID0, \_S0, 0) { Method(_STA) { Return (Xor (\GIO2.ID0I, One, Zero)) // inverse of isolation } Method(_ON) { Store (One, \GIO2.ID0P) // assert power Sleep (10) // wait 10ms Store (One, \GIO2.ID0R) // de-assert reset# Stall (10) // wait 10us Store (Zero, \GIO2.ID0I) // de-assert isolation } Method(_OFF) { Store (One, \GIO2.ID0I) // assert isolation Store (Zero, \GIO2.ID0R) // assert reset# Store (Zero, \GIO2.ID0P) // de-assert power } } // power resource for primary ide, slave PowerResource (PID1, \_S0, 0) { Method(_STA) { Return (Xor (\GIO2.ID1I, One, Zero)) // inverse of isolation } Method(_ON) { Store (One, \GIO2.ID1P) // assert power Sleep (10) // wait 10ms Store (One, \GIO2.ID1R) // de-assert reset# Stall (10) // wait 10us Store (Zero, \GIO2.ID1I) // de-assert isolation } Method(_OFF) { Store (One, \GIO2.ID1I) // assert isolation Store (Zero, \GIO2.ID1R) // assert reset# Store (Zero, \GIO2.ID1P) // de-assert power } } Device (IDE0) { // primary ide Name (_ADR, Num(0)) // Define region for IDE mode register OperationRegion (PCIC, PCI_Config, 0x50, 0x10) { } Field (PCIC, AccessAsAny, NoLock, Preserve) { IDMM, 3, IDMS, 3 } Device(MSTR) { // master channel Name(_ADR, Num(0)) Name(_PR0, Package{PID0}) Method (_SMD, 1) { Store (Arg1, IDMM) } } Device (SLAV) { // slave channel Name(_ADR, Num(1)) Name(_PR0, Package{PID1}) Method (_SMD, 1) { Store (Arg1, IDMS) } } } } } }