diff options
| -rw-r--r-- | src/soc/intel/skylake/acpi/irqlinks.asl | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/src/soc/intel/skylake/acpi/irqlinks.asl b/src/soc/intel/skylake/acpi/irqlinks.asl index b7a78f0b18..3c74257d2d 100644 --- a/src/soc/intel/skylake/acpi/irqlinks.asl +++ b/src/soc/intel/skylake/acpi/irqlinks.asl @@ -19,9 +19,19 @@ * Foundation, Inc. */ -/* PIRQ routing control is in PCR ITSS region */ +/* + * PIRQ routing control is in PCR ITSS region. + * + * Due to what appears to be an ACPI interpreter bug we do not use + * the PCRB() method here as it may not be defined yet because the method + * definiton depends on the order of the include files in pch.asl. + * + * https://bugs.acpica.org/show_bug.cgi?id=1201 + */ OperationRegion (ITSS, SystemMemory, - Add (PCRB (PID_ITSS), R_PCH_PCR_ITSS_PIRQA_ROUT), 8) + Add (R_PCH_PCR_ITSS_PIRQA_ROUT, + Add (PCH_PCR_BASE_ADDRESS, + ShiftLeft (PID_ITSS, PCR_PORTID_SHIFT))), 8) Field (ITSS, ByteAcc, NoLock, Preserve) { PIRA, 8, /* PIRQA Routing Control */ |