diff options
Diffstat (limited to 'src/soc/amd/stoneyridge/smi.c')
-rw-r--r-- | src/soc/amd/stoneyridge/smi.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/src/soc/amd/stoneyridge/smi.c b/src/soc/amd/stoneyridge/smi.c new file mode 100644 index 0000000000..c92697cf6d --- /dev/null +++ b/src/soc/amd/stoneyridge/smi.c @@ -0,0 +1,26 @@ +/* + * Utilities for SMM setup + * + * Copyright (C) 2014 Alexandru Gagniuc <mr.nuke.me@gmail.com> + * Subject to the GNU GPL v2, or (at your option) any later version. + */ + + + +#include <console/console.h> +#include <cpu/cpu.h> +#include <soc/smi.h> + +void smm_setup_structures(void *gnvs, void *tcg, void *smi1) +{ + printk(BIOS_DEBUG, "smm_setup_structures STUB!!!\n"); +} + +/** Set the EOS bit and enable SMI generation from southbridge */ +void hudson_enable_smi_generation(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); +} |