diff options
Diffstat (limited to 'src/include/cpu/x86')
| -rw-r--r-- | src/include/cpu/x86/mp.h | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/src/include/cpu/x86/mp.h b/src/include/cpu/x86/mp.h index fba3e75af7..c04252ec35 100644 --- a/src/include/cpu/x86/mp.h +++ b/src/include/cpu/x86/mp.h @@ -116,6 +116,11 @@ struct mp_ops { */ int mp_init_with_smm(struct bus *cpu_bus, const struct mp_ops *mp_ops); +enum { + /* Function runs on all cores (both BSP and APs) */ + MP_RUN_ON_ALL_CPUS, + /* Need to specify cores (only on APs) numbers */ +}; /* * After APs are up and PARALLEL_MP_AP_WORK is enabled one can issue work @@ -123,10 +128,13 @@ int mp_init_with_smm(struct bus *cpu_bus, const struct mp_ops *mp_ops); * to issue work. i.e. the APs should not call any of these functions. * * Input parameter expire_us <= 0 to specify an infinite timeout. + * logical_cpu_num = MP_RUN_ON_ALL_CPUS to execute function over all cores (BSP + * + APs) else specified AP number using logical_cpu_num. * * All functions return < 0 on error, 0 on success. */ -int mp_run_on_aps(void (*func)(void *), void *arg, long expire_us); +int mp_run_on_aps(void (*func)(void *), void *arg, int logical_cpu_num, + long expire_us); /* Like mp_run_on_aps() but also runs func on BSP. */ int mp_run_on_all_cpus(void (*func)(void *), void *arg, long expire_us); |