summaryrefslogtreecommitdiff
path: root/src/soc
diff options
context:
space:
mode:
authorFelix Held <felix-coreboot@felixheld.de>2023-07-03 18:52:36 +0200
committerFelix Held <felix-coreboot@felixheld.de>2023-07-04 17:51:26 +0000
commitc32df9aa1659f404635bbb7b6421444c4b2e1e47 (patch)
tree1e9312a62a1f571e5ed89d55da15eea510d0cc66 /src/soc
parente54e141d6c90f995f3917dca9224ea4619ea4bec (diff)
soc/amd/common/block/acpi/ivrs: use IOMMU PCI register definitions
Use IOMMU_CAP_BASE_[LO,HI] instead of magic values. Signed-off-by: Felix Held <felix-coreboot@felixheld.de> Change-Id: I7032d9f032a22649951ef1535f39b918eb8bd539 Reviewed-on: https://review.coreboot.org/c/coreboot/+/76223 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Fred Reitberger <reitbergerfred@gmail.com> Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Diffstat (limited to 'src/soc')
-rw-r--r--src/soc/amd/common/block/acpi/ivrs.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/src/soc/amd/common/block/acpi/ivrs.c b/src/soc/amd/common/block/acpi/ivrs.c
index ae39775482..17356901f6 100644
--- a/src/soc/amd/common/block/acpi/ivrs.c
+++ b/src/soc/amd/common/block/acpi/ivrs.c
@@ -5,6 +5,7 @@
#include <amdblocks/cpu.h>
#include <amdblocks/data_fabric.h>
#include <amdblocks/ioapic.h>
+#include <amdblocks/iommu.h>
#include <arch/ioapic.h>
#include <console/console.h>
#include <cpu/amd/cpuid.h>
@@ -339,8 +340,8 @@ unsigned long acpi_fill_ivrs(acpi_ivrs_t *ivrs, unsigned long current)
/* BDF <bus>:00.2 */
ivhd->device_id = 0x02 | (nb_dev->bus->secondary << 8);
ivhd->capability_offset = pci_find_capability(iommu_dev, IOMMU_CAP_ID);
- ivhd->iommu_base_low = pci_read_config32(iommu_dev, 0x44) & 0xffffc000;
- ivhd->iommu_base_high = pci_read_config32(iommu_dev, 0x48);
+ ivhd->iommu_base_low = pci_read_config32(iommu_dev, IOMMU_CAP_BASE_LO) & 0xffffc000;
+ ivhd->iommu_base_high = pci_read_config32(iommu_dev, IOMMU_CAP_BASE_HI);
cap_offset_0 = pci_read_config32(iommu_dev, ivhd->capability_offset);
cap_offset_10 = pci_read_config32(iommu_dev,