diff options
Diffstat (limited to 'src/soc/intel')
| -rw-r--r-- | src/soc/intel/common/block/cse/cse_eop.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/soc/intel/common/block/cse/cse_eop.c b/src/soc/intel/common/block/cse/cse_eop.c index 1f544694b6..e47eb510fb 100644 --- a/src/soc/intel/common/block/cse/cse_eop.c +++ b/src/soc/intel/common/block/cse/cse_eop.c @@ -175,6 +175,15 @@ static void handle_cse_eop_result(enum cse_eop_result result) static void set_cse_end_of_post(void *unused) { + /* + * If CSE is already hidden then accessing CSE registers would be wrong and will + * receive junk, hence, return as CSE is already disabled. + */ + if (!is_cse_enabled()) { + printk(BIOS_DEBUG, "CSE is disabled, cannot send End-of-Post (EOP) message\n"); + return; + } + set_cse_device_state(PCH_DEVFN_CSE, DEV_ACTIVE); timestamp_add_now(TS_ME_BEFORE_END_OF_POST); |