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|
DefinitionBlock (
"SsdtZpOdd.aml",
"SSDT",
1,
"Intel",
"zpodd",
0x1000
)
{
External(PFLV)
External(FDTP)
External(GPE3)
External(\GL00)
External(\GL08)
External(GPS3)
External(\_SB.PCI0.SAT0.PRT2, DeviceObj)
External(\GIV0)
External(RTD3, IntObj)
If(LEqual(RTD3, Zero))
{
Scope(\_SB.PCI0.SAT0.PRT2)
{
//
// _DSM Device Specific Method supporting SATA ZPODD function
//
// Arg0: UUID Unique function identifier
// Arg1: Integer Revision Level
// Arg2: Integer Function Index
// Arg3: Package Parameters
//
Method (_DSM, 4, NotSerialized, 0, UnknownObj, {BuffObj, IntObj, IntObj, PkgObj}) {
If (LEqual(Arg0, ToUUID ("bdfaef30-aebb-11de-8a39-0800200c9a66"))) {
//
// Switch by function index
//
Switch (ToInteger(Arg2)) {
//
// Standard query - A bitmask of functions supported
// Supports function 0-5
//
Case (0) {
switch(ToInteger(Arg1)) {
case(1) {
//
// Return - 0 (No Functions supported) for Desktop Platforms
//
If(LEqual(PFLV,FDTP)) {
Return (Buffer () {0})
}
Return (Buffer () {0xF})
}
Default {Return (Buffer () {0})}
}
} // Case (0)
//
// Enable ZPODD feature
//
Case (1) {
Return (1)
} // Case (1)
//
// Power Off Device
//
Case (2) {
//
// Drive GPIO to low to power off device.
//
Store(0,GPE3)
If(LEqual(And(\GL00, 0x08), 0x08))
{
Or(\GIV0, 0x08, \GIV0)
} Else {
And(\GIV0, 0xF7, \GIV0)
}
And(\GL08, 0xEF, \GL08)
Sleep(0xC8)
Store(1,GPS3)
Store(1,GPE3)
Return (1)
} // Case (2)
//
// Power ON Device
//
Case (3) {
Store(0,GPE3)
Store(1,GPS3)
Or(\GL08, 0x10, \GL08)
Return (1)
} // Case (3)
Default {
Return (0)
}
} // Switch (ToInteger(Arg2))
} Else {
Return (0)
} // bdfaef30-aebb-11de-8a39-0800200c9a66
} // _DSM
} // (\_SB.PCI0.SAT0)
//
// GPE Event Handler
//
Scope(\_GPE) {
//
// SATA_ODD_DA
//
Method(_L13) {
//
// Do nothing if Desktop platform
//
If(LEqual(PFLV,FDTP)) {
Return ()
}
//
// Power on drive, disable SCI on GPI
// Disable SCI on GPIO3 (PMBASE+0x28 - BIT19)
//
Store(0,GPE3)
//
// Drive GPIO68 to High to power on device.
//
Or(\GL08, 0x10, \GL08)
//
// Notify the OSPM
//
Notify(\_SB.PCI0.SAT0, 0x82)
Return ()
}
} // \_GPE
} // If(LEqual(RTD3, Zero))
} // End SSDT
|
