diff options
| author | Arthur Heymans <arthur@aheymans.xyz> | 2018-01-25 20:03:42 +0100 |
|---|---|---|
| committer | Arthur Heymans <arthur@aheymans.xyz> | 2019-01-22 12:16:18 +0000 |
| commit | edbf5d913819726a09cd56bace2d13e74b560ab1 (patch) | |
| tree | cd33c998831b53e838e255565aba3b97fdbc8a69 /src/cpu/intel/smm/gen1/smi.h | |
| parent | d30894b835eb466e6e46c64317edf96e5554b138 (diff) | |
cpu/intel/model_206ax: Use parallel MP init
This patch adds a few southbridge calls needed for parallel MP init.
Moves the smm_relocate() function to smm/gen1/smi.h, since that is
where this function is defined now.
Tested on Thinkpad X220, shaves off ~30ms on a 2 core, 4 threads CPU.
Change-Id: Ia1d547ed4a3cb6746a0222c3e54e94e5848b0dd7
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/25618
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/cpu/intel/smm/gen1/smi.h')
| -rw-r--r-- | src/cpu/intel/smm/gen1/smi.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/cpu/intel/smm/gen1/smi.h b/src/cpu/intel/smm/gen1/smi.h index cc6811fd63..6d08bb3684 100644 --- a/src/cpu/intel/smm/gen1/smi.h +++ b/src/cpu/intel/smm/gen1/smi.h @@ -11,6 +11,10 @@ * GNU General Public License for more details. */ +#include <device/device.h> + +void bsp_init_and_start_aps(struct bus *cpu_bus); + /* These helpers are for performing SMM relocation. */ void southbridge_smm_init(void); void southbridge_trigger_smi(void); @@ -21,3 +25,12 @@ int cpu_get_apic_id_map(int *apic_id_map); void northbridge_write_smram(u8 smram); bool cpu_has_alternative_smrr(void); + +/* parallel MP helper functions */ +void smm_info(uintptr_t *perm_smbase, size_t *perm_smsize, + size_t *smm_save_state_size); +void smm_initialize(void); +void southbridge_smm_clear_state(void); +void smm_relocation_handler(int cpu, uintptr_t curr_smbase, + uintptr_t staggered_smbase); +void smm_relocate(void); |