src/soc/amd/stoneyridge/acpi/northbridge.asl

/* SPDX-License-Identifier: GPL-2.0-only */

/* Note: Only need HID on Primary Bus */
External (TOM1)
External (TOM2)
Name(_HID, EISAID("PNP0A08"))	/* PCI Express Root Bridge */
Name(_CID, EISAID("PNP0A03"))	/* PCI Root Bridge */

/* Describe the Northbridge devices */

Method(_BBN, 0, NotSerialized)	/* Bus number = 0 */
{
	Return(0)
}

Method(_STA, 0, NotSerialized)
{
	Return(0x0B)	/* Status is visible */
}

Method(_PRT,0, NotSerialized)
{
	If(PICM)
	{
		Return(APR0)	/* APIC mode */
	}
	Return (PR0)		/* PIC Mode */
}

Device(AMRT) {
	Name(_ADR, 0x00000000)
} /* end AMRT */

/* Internal Graphics */
Device(IGFX) {
	Name(_ADR, 0x00010000)
}

/* Gpp 0 */
Device(PBR4) {
	Name(_ADR, 0x00020001)
	Method(_PRT,0) {
		If(PICM){ Return(APS4) }	/* APIC mode */
		Return (PS4)			/* PIC Mode */
	} /* end _PRT */
} /* end PBR4 */

/* Gpp 1 */
Device(PBR5) {
	Name(_ADR, 0x00020002)
	Method(_PRT,0) {
		If(PICM){ Return(APS5) }	/* APIC mode */
		Return (PS5)			/* PIC Mode */
	} /* end _PRT */
} /* end PBR5 */

/* Gpp 2 */
Device(PBR6) {
	Name(_ADR, 0x00020003)
	Method(_PRT,0) {
		If(PICM){ Return(APS6) }	/* APIC mode */
		Return (PS6)			/* PIC Mode */
	} /* end _PRT */
} /* end PBR6 */

/* Gpp 3 */
Device(PBR7) {
	Name(_ADR, 0x00020004)
	Method(_PRT,0) {
		If(PICM){ Return(APS7) }	/* APIC mode */
		Return (PS7)			/* PIC Mode */
	} /* end _PRT */
} /* end PBR7 */

/* Gpp 4 */
Device(PBR8) {
	Name(_ADR, 0x00020005)
	Method(_PRT,0) {
		If(PICM){ Return(APS8) }	/* APIC mode */
		Return (PS8)			/* PIC Mode */
	} /* end _PRT */
} /* end PBR8 */