diff options
| author | Mark Johnston <markj@FreeBSD.org> | 2021-12-28 22:44:57 +0000 |
|---|---|---|
| committer | Mark Johnston <markj@FreeBSD.org> | 2021-12-28 22:47:49 +0000 |
| commit | 0ecda8d5ae896b229f13bfe73ffa3a7fc81cc550 (patch) | |
| tree | 9b0b8345c8d2dd64fdf0554e8f093cab9f9b5e92 /sys | |
| parent | deca0138dc659747c9edd4648690cdfdb01f58e8 (diff) | |
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/x86/x86/local_apic.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sys/x86/x86/local_apic.c b/sys/x86/x86/local_apic.c index 1264eeaaf7b8..23b780b121e1 100644 --- a/sys/x86/x86/local_apic.c +++ b/sys/x86/x86/local_apic.c @@ -913,6 +913,12 @@ native_lapic_calibrate_timer(void) struct lapic *la; register_t intr; +#ifdef DEV_ATPIC + /* Fail if the local APIC is not present. */ + if (!x2apic_mode && lapic_map == NULL) + return; +#endif + intr = intr_disable(); la = &lapics[lapic_id()]; |