ACPI: Move common _PIC method

Change-Id: I659835354570fb1d4860fcbddf2a51831170a374
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/50470
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>

src/southbridge/amd/agesa/hudson/acpi/pci_int.asl

@@ -103,11 +103,6 @@
 		P3PR, 1,
 	}
 
-	Method(\_PIC, 0x01, NotSerialized)
-	{
-		PICM = Arg0
-	}
-
 	Name(IRQB, ResourceTemplate(){
 		IRQ(Level,ActiveLow,Shared){15}
 	})

src/southbridge/amd/cimx/sb800/acpi/pcie.asl

@@ -132,11 +132,6 @@ Scope(\_SB) {
 		P3PR, 1,
 	}
 
-		Method(\_PIC, 0x01, NotSerialized)
-		{
-			PICM = Arg0
-		}
-
 		Name(IRQB, ResourceTemplate(){
 			IRQ(Level,ActiveLow,Shared){15}
 		})

src/southbridge/amd/pi/hudson/acpi/pci_int.asl

@@ -103,11 +103,6 @@
 		P3PR, 1,
 	}
 
-	Method(\_PIC, 0x01, NotSerialized)
-	{
-		PICM = Arg0
-	}
-
 	Name(IRQB, ResourceTemplate(){
 		IRQ(Level,ActiveLow,Shared){15}
 	})

src/southbridge/intel/common/acpi/platform.asl

@@ -27,19 +27,6 @@ Method(TRAP, 1, Serialized)
 }
 #endif /* ACPI_SOC_NVS */
 
-/* The _PIC method is called by the OS to choose between interrupt
- * routing via the i8259 interrupt controller or the APIC.
- *
- * _PIC is called with a parameter of 0 for i8259 configuration and
- * with a parameter of 1 for Local Apic/IOAPIC configuration.
- */
-
-Method(_PIC, 1)
-{
-	// Remember the OS' IRQ routing choice.
-	PICM = Arg0
-}
-
 Method(GOS, 0)
 {
 	/* Determine the Operating System and save the value in OSYS.