| /* SPDX-License-Identifier: GPL-2.0-or-later */ | |
| /* | |
| * Utilities for SMM setup | |
| */ | |
| #include <amdblocks/acpimmio.h> | |
| #include <console/console.h> | |
| #include <cpu/x86/smm.h> | |
| #include "smi.h" | |
| /** 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); | |
| } |