diff options
Diffstat (limited to 'src/southbridge/intel/i82801dx/lpc.c')
| -rw-r--r-- | src/southbridge/intel/i82801dx/lpc.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/southbridge/intel/i82801dx/lpc.c b/src/southbridge/intel/i82801dx/lpc.c index 3c74e98f59..94d8e14eb3 100644 --- a/src/southbridge/intel/i82801dx/lpc.c +++ b/src/southbridge/intel/i82801dx/lpc.c @@ -299,6 +299,12 @@ static void lpc_init(struct device *dev) /* Initialize the High Precision Event Timers */ enable_hpet(dev); + + /* Don't allow evil boot loaders, kernels, or + * userspace applications to deceive us: + */ + if (CONFIG(HAVE_SMI_HANDLER)) + aseg_smm_lock(); } static void i82801dx_lpc_read_resources(struct device *dev) |