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authorBill XIE <persmule@hardenedlinux.org>2023-01-29 09:55:19 +0800
committerArthur Heymans <arthur@aheymans.xyz>2023-02-02 07:02:10 +0000
commitb184e6e0a1ccd1d2cb2cc53d06f7969c98cca899 (patch)
tree03b2e6220e1292e355c52defd5b2ba2b3a0db52a /src/northbridge/intel
parent2ff381d0d6fce6c2c8bcedb30fe6a908e3a5311b (diff)
nb/intel/{sandybridge,haswell}: Generate IOAPIC DMAR entries from hw
Use acpi_create_dmar_ds_ioapic_from_hw() to generate DMAR entries. This can restore s3 resume capability for Sandy Bridge platforms lost after commit d165357ec37c ("sb,soc/intel: Use register_new_ioapic_gsi0()"). Signed-off-by: Bill XIE <persmule@hardenedlinux.org> Change-Id: I83e735707cd9ff30aa339443593239cd7e3e4656 Reviewed-on: https://review.coreboot.org/c/coreboot/+/72513 Reviewed-by: Nico Huber <nico.h@gmx.de> Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Diffstat (limited to 'src/northbridge/intel')
-rw-r--r--src/northbridge/intel/haswell/acpi.c6
-rw-r--r--src/northbridge/intel/sandybridge/acpi.c6
2 files changed, 8 insertions, 4 deletions
diff --git a/src/northbridge/intel/haswell/acpi.c b/src/northbridge/intel/haswell/acpi.c
index 290dc1e928..8d179aaa62 100644
--- a/src/northbridge/intel/haswell/acpi.c
+++ b/src/northbridge/intel/haswell/acpi.c
@@ -4,6 +4,7 @@
#include <console/console.h>
#include <commonlib/helpers.h>
#include <acpi/acpi.h>
+#include <arch/ioapic.h>
#include <device/device.h>
#include <device/pci_ops.h>
#include "haswell.h"
@@ -38,8 +39,9 @@ static unsigned long acpi_fill_dmar(unsigned long current)
const unsigned long tmp = current;
current += acpi_create_dmar_drhd(current, DRHD_INCLUDE_PCI_ALL, 0, vtvc0bar);
- current += acpi_create_dmar_ds_ioapic(current, 2, PCH_IOAPIC_PCI_BUS,
- PCH_IOAPIC_PCI_SLOT, 0);
+ current += acpi_create_dmar_ds_ioapic_from_hw(current, IO_APIC_ADDR,
+ PCH_IOAPIC_PCI_BUS,
+ PCH_IOAPIC_PCI_SLOT, 0);
size_t i;
for (i = 0; i < 8; ++i)
diff --git a/src/northbridge/intel/sandybridge/acpi.c b/src/northbridge/intel/sandybridge/acpi.c
index c2f6eae0e7..8be161ec05 100644
--- a/src/northbridge/intel/sandybridge/acpi.c
+++ b/src/northbridge/intel/sandybridge/acpi.c
@@ -4,6 +4,7 @@
#include <console/console.h>
#include <commonlib/helpers.h>
#include <acpi/acpi.h>
+#include <arch/ioapic.h>
#include <device/device.h>
#include <device/pci_ops.h>
#include "sandybridge.h"
@@ -42,8 +43,9 @@ static unsigned long acpi_fill_dmar(unsigned long current)
const unsigned long tmp = current;
current += acpi_create_dmar_drhd(current, DRHD_INCLUDE_PCI_ALL, 0, VTVC0_BASE);
- current += acpi_create_dmar_ds_ioapic(current, 2, PCH_IOAPIC_PCI_BUS,
- PCH_IOAPIC_PCI_SLOT, 0);
+ current += acpi_create_dmar_ds_ioapic_from_hw(current, IO_APIC_ADDR,
+ PCH_IOAPIC_PCI_BUS,
+ PCH_IOAPIC_PCI_SLOT, 0);
size_t i;
for (i = 0; i < 8; ++i)