blob: 0ed7efd85addff80f064e621900c98ad0bcbb219 [file] [log] [blame] [edit]
/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (C) 2007-2009 coresystems GmbH
* Copyright (C) 2013 Google Inc.
* Copyright (C) 2016 Bin Meng <bmeng.cn@gmail.com>
*
* Modified from coreboot src/soc/intel/baytrail/acpi/irqroute.asl
*/
Name(\PICM, 0)
/*
* 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 */
Store(Arg0, PICM)
}
/* PCI interrupt routing */
Method(_PRT) {
If (PICM) {
Return (Package() {
#undef PIC_MODE
#include "irq_helper.h"
PCI_DEV_PIRQ_ROUTES
})
} Else {
Return (Package() {
#define PIC_MODE
#include "irq_helper.h"
PCI_DEV_PIRQ_ROUTES
})
}
}
/* PCIe downstream ports interrupt routing */
PCIE_BRIDGE_IRQ_ROUTES
#undef PIC_MODE
#include "irq_helper.h"
PCIE_BRIDGE_IRQ_ROUTES