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-rw-r--r--src/northbridge/amd/pi/00730F01/state_machine.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/src/northbridge/amd/pi/00730F01/state_machine.c b/src/northbridge/amd/pi/00730F01/state_machine.c
index 7e5ca5bf3a..5cb77fc0fa 100644
--- a/src/northbridge/amd/pi/00730F01/state_machine.c
+++ b/src/northbridge/amd/pi/00730F01/state_machine.c
@@ -17,6 +17,7 @@
#include "AGESA.h"
#include <cbmem.h>
+#include <device/device.h>
#include <northbridge/amd/agesa/state_machine.h>
#include <northbridge/amd/agesa/agesa_helper.h>
@@ -26,10 +27,14 @@ void platform_BeforeInitReset(struct sysinfo *cb, AMD_RESET_PARAMS *Reset)
void platform_BeforeInitEarly(struct sysinfo *cb, AMD_EARLY_PARAMS *Early)
{
+ Early->GnbConfig.PsppPolicy = PsppDisabled;
}
void platform_BeforeInitPost(struct sysinfo *cb, AMD_POST_PARAMS *Post)
{
+ Post->MemConfig.UmaMode = CONFIG(GFXUMA) ? UMA_AUTO : UMA_NONE;
+ Post->MemConfig.UmaSize = 0;
+ Post->MemConfig.BottomIo = (UINT16)(CONFIG_BOTTOMIO_POSITION >> 24);
}
void platform_AfterInitPost(struct sysinfo *cb, AMD_POST_PARAMS *Post)
@@ -56,10 +61,29 @@ void platform_AfterInitEnv(struct sysinfo *cb, AMD_ENV_PARAMS *Env)
void platform_BeforeInitMid(struct sysinfo *cb, AMD_MID_PARAMS *Mid)
{
amd_initcpuio();
+
+ /* 0 iGpuVgaAdapter, 1 iGpuVgaNonAdapter; */
+ Mid->GnbMidConfiguration.iGpuVgaMode = 0;
+ Mid->GnbMidConfiguration.GnbIoapicAddress = 0xFEC20000;
}
void platform_BeforeInitLate(struct sysinfo *cb, AMD_LATE_PARAMS *Late)
{
+ const struct device *iommu_dev = pcidev_on_root(0, 2);
+
+ if (iommu_dev && iommu_dev->enabled) {
+ /* According to AGESA headers these must be set to sane values
+ * when IOMMU build config is enabled otherwise AGESA will skip
+ * it during IOMMU init and IVRS generation.
+ */
+ Late->GnbLateConfiguration.GnbIoapicId = CONFIG_MAX_CPUS + 1;
+ Late->GnbLateConfiguration.FchIoapicId = CONFIG_MAX_CPUS;
+ }
+
+ /* Code for creating CDIT requires hop count table. If it is not
+ * present AGESA_ERROR is returned, which confuses users. CDIT is not
+ * written to the ACPI tables anyway. */
+ Late->PlatformConfig.UserOptionCdit = 0;
}
void platform_AfterInitLate(struct sysinfo *cb, AMD_LATE_PARAMS *Late)