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authorzhaojohn <john.zhao@intel.com>2023-04-03 17:03:52 -0700
committerFelix Held <felix-coreboot@felixheld.de>2023-04-21 15:23:49 +0000
commit0cca0176d59073b592a26c56e494e9bc2a903e5b (patch)
tree6d8aa2f4b833638a922494da3e9cb7175c7dae1a /src/soc/intel
parent5ff0118a58a6ff67f0e89920403738e77e302d74 (diff)
soc/intel/meteorlake: Add VPU into the DMAR SATC table
This change adds the VPU into the DMAR SATC table in order to support the VPU IO virtualization. BUG=None TEST=Enabled the VPU, booted to kernel and verified that DMAR SATC table includeded the VPU entry. Change-Id: I6d4af7c9844e33483a1e616eaee061a90d0be6fc Signed-off-by: John Zhao <john.zhao@intel.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/74221 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Kapil Porwal <kapilporwal@google.com>
Diffstat (limited to 'src/soc/intel')
-rw-r--r--src/soc/intel/meteorlake/acpi.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/soc/intel/meteorlake/acpi.c b/src/soc/intel/meteorlake/acpi.c
index c679af321a..c6e7cab433 100644
--- a/src/soc/intel/meteorlake/acpi.c
+++ b/src/soc/intel/meteorlake/acpi.c
@@ -270,6 +270,8 @@ static unsigned long soc_fill_dmar(unsigned long current)
current += acpi_create_dmar_satc(current, ATC_REQUIRED, 0);
current += acpi_create_dmar_ds_pci(current, 0, PCI_DEV_SLOT_IGD, 0);
current += acpi_create_dmar_ds_pci(current, 0, PCI_DEV_SLOT_IPU, 0);
+ if (is_devfn_enabled(PCI_DEVFN_VPU))
+ current += acpi_create_dmar_ds_pci(current, 0, PCI_DEV_SLOT_VPU, 0);
acpi_dmar_satc_fixup(tmp, current);
return current;