From d90154c8de06b9cfa1b25b7fc22f08a7d8f1c298 Mon Sep 17 00:00:00 2001
From: Arthur Heymans <arthur@aheymans.xyz>
Date: Fri, 2 Dec 2022 13:27:35 +0100
Subject: soc/intel: Set IO APIC DMAR entry based on hw
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This avoids the need to hardcode the IOAPIC ID.

Change-Id: I0965b511e71c58f1c31433bc54595a5fabb1c206
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/70268
Reviewed-by: Werner Zeh <werner.zeh@siemens.com>
Reviewed-by: Sean Rhodes <sean@starlabs.systems>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
---
 src/soc/intel/tigerlake/acpi.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'src/soc/intel/tigerlake')

diff --git a/src/soc/intel/tigerlake/acpi.c b/src/soc/intel/tigerlake/acpi.c
index 573dc5ff55..305ba1b072 100644
--- a/src/soc/intel/tigerlake/acpi.c
+++ b/src/soc/intel/tigerlake/acpi.c
@@ -3,6 +3,7 @@
 #include <acpi/acpi.h>
 #include <acpi/acpi_gnvs.h>
 #include <acpi/acpigen.h>
+#include <arch/ioapic.h>
 #include <device/mmio.h>
 #include <arch/smp/mpspec.h>
 #include <console/console.h>
@@ -217,8 +218,8 @@ static unsigned long soc_fill_dmar(unsigned long current)
 
 		current += acpi_create_dmar_drhd(current,
 				DRHD_INCLUDE_PCI_ALL, 0, vtvc0bar);
-		current += acpi_create_dmar_ds_ioapic(current,
-				2, V_P2SB_CFG_IBDF_BUS, V_P2SB_CFG_IBDF_DEV,
+		current += acpi_create_dmar_ds_ioapic_from_hw(current,
+				IO_APIC_ADDR, V_P2SB_CFG_IBDF_BUS, V_P2SB_CFG_IBDF_DEV,
 				V_P2SB_CFG_IBDF_FUNC);
 		current += acpi_create_dmar_ds_msi_hpet(current,
 				0, V_P2SB_CFG_HBDF_BUS, V_P2SB_CFG_HBDF_DEV,
-- 
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