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-rw-r--r--src/soc/amd/common/block/smi/smi_util.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/src/soc/amd/common/block/smi/smi_util.c b/src/soc/amd/common/block/smi/smi_util.c
index dcf0c84b0a..1e4561d7a5 100644
--- a/src/soc/amd/common/block/smi/smi_util.c
+++ b/src/soc/amd/common/block/smi/smi_util.c
@@ -56,6 +56,15 @@ void configure_gevent_smi(uint8_t gevent, uint8_t mode, uint8_t level)
smi_write32(SMI_REG_SMITRIG0, reg32);
}
+/** Set the EOS bit and enable SMI generation from southbridge */
+void global_smi_enable(void)
+{
+ uint32_t reg = smi_read32(SMI_REG_SMITRIG0);
+ reg &= ~SMITRG0_SMIENB; /* Enable SMI generation */
+ reg |= SMITRG0_EOS; /* Set EOS bit */
+ smi_write32(SMI_REG_SMITRIG0, reg);
+}
+
void soc_route_sci(uint8_t event)
{
smi_write8(SMI_SCI_MAP(event), event);