diff options
Diffstat (limited to 'src/soc/amd/common/block/smi/smi_util.c')
| -rw-r--r-- | src/soc/amd/common/block/smi/smi_util.c | 9 |
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); |