[coreboot-gerrit] [XS] Change in coreboot[master]: soc/amd/common/iommu: Use preprocessor values for IOMMU base

[Arthur Heymans (Code Review)]

Attention is currently required from: Felix Held, Fred Reitberger, Jason Glenesk, Matt DeVillier, Raul Rangel.

Arthur Heymans has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/75915?usp=email )

Change subject: soc/amd/common/iommu: Use preprocessor values for IOMMU base
......................................................................

soc/amd/common/iommu: Use preprocessor values for IOMMU base

Signed-off-by: Arthur Heymans 
Change-Id: I85f58565bf1f955f704e223d538d0b374bc6fbda
---
M src/soc/amd/common/block/iommu/iommu.c
1 file changed, 4 insertions(+), 1 deletion(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/15/75915/1

diff --git a/src/soc/amd/common/block/iommu/iommu.c b/src/soc/amd/common/block/iommu/iommu.c
index 52861f2..ad1d774 100644
--- a/src/soc/amd/common/block/iommu/iommu.c
+++ b/src/soc/amd/common/block/iommu/iommu.c
@@ -4,6 +4,9 @@
 #include <device/pci.h>
 #include <lib.h>

+#define IOMMU_CAP_BASE_LO 0x44
+#define IOMMU_CAP_BASE_HI 0x48
+
 static void iommu_read_resources(struct device *dev)
 {
    struct resource *res;
@@ -12,7 +15,7 @@
    pci_dev_read_resources(dev);

/* IOMMU MMIO registers */
-	res = new_resource(dev, 0x44);
+	res = new_resource(dev, IOMMU_CAP_BASE_LO);
    res->size = 512 * KiB;
    res->align = log2(res->size);
    res->gran = log2(res->size);