This is the version of Applehda.Kext Mavericks-DP8 hope it works for everyone!

Note: It is necessary to change the layout of 12 to 1 in the patch HDEF your DSDT.aml.

You can also try the HDAEnabler.kext attached.

Leave your comments please!!!

Codec: Realtek ALC1150

Address: 0

DevID: 283904256 (0x10ec0900)


Method (_DSM, 4, NotSerialized)
{
Store (Package (0x0c)
{
"built-in",
Buffer (One)
{
0x00
},
"layout-id",
Buffer (0x04)
{
0x01, 0x00, 0x00, 0x00
},
"PinConfigurations",
Buffer (0x00)
{
0x00
}
}, Local0)
DTGP (Arg0, Arg1, Arg2, Arg3, RefOf (Local0))
Return (Local0)
}

source