diff options
Diffstat (limited to 'src/soc/intel/skylake/romstage/systemagent.c')
-rw-r--r-- | src/soc/intel/skylake/romstage/systemagent.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/soc/intel/skylake/romstage/systemagent.c b/src/soc/intel/skylake/romstage/systemagent.c index bf0d5064e4..e1272a1cb1 100644 --- a/src/soc/intel/skylake/romstage/systemagent.c +++ b/src/soc/intel/skylake/romstage/systemagent.c @@ -19,6 +19,7 @@ #include <device/pci_ops.h> #include <intelblocks/systemagent.h> #include <soc/iomap.h> +#include <soc/p2sb.h> #include <soc/pci_devs.h> #include <soc/romstage.h> #include <soc/systemagent.h> @@ -38,6 +39,10 @@ static void systemagent_vtd_init(void) if (!vtd_capable) return; + /* Configure P2SB VT-d originators (HPET and IOAPIC) */ + pci_write_config16(PCH_DEV_P2SB, PCH_P2SB_HBDF, V_DEFAULT_HBDF); + pci_write_config16(PCH_DEV_P2SB, PCH_P2SB_IBDF, V_DEFAULT_IBDF); + if (igd_dev && igd_dev->enabled) sa_set_mch_bar(&soc_gfxvt_mmio_descriptor, 1); |