diff options
| -rw-r--r-- | src/soc/intel/baytrail/Kconfig | 1 | ||||
| -rw-r--r-- | src/soc/intel/baytrail/cpu.c | 9 |
2 files changed, 9 insertions, 1 deletions
diff --git a/src/soc/intel/baytrail/Kconfig b/src/soc/intel/baytrail/Kconfig index 969fa154e2..9a3fa920be 100644 --- a/src/soc/intel/baytrail/Kconfig +++ b/src/soc/intel/baytrail/Kconfig @@ -14,6 +14,7 @@ config CPU_SPECIFIC_OPTIONS select CACHE_MRC_SETTINGS select CAR_MIGRATION select COLLECT_TIMESTAMPS + select CPU_INTEL_TURBO_NOT_PACKAGE_SCOPED select CPU_MICROCODE_IN_CBFS select DYNAMIC_CBMEM select HAVE_MONOTONIC_TIMER diff --git a/src/soc/intel/baytrail/cpu.c b/src/soc/intel/baytrail/cpu.c index 3ae297ca8a..15efab9e62 100644 --- a/src/soc/intel/baytrail/cpu.c +++ b/src/soc/intel/baytrail/cpu.c @@ -92,7 +92,7 @@ void baytrail_init_cpus(device_t dev) /* Set package MSRs */ reg_script_run(package_msr_script); - /* Enable Turbo/Burst Mode */ + /* Enable Turbo Mode on BSP and siblings of the BSP's building block. */ enable_turbo(); if (mp_init(cpu_bus, &mp_params)) { @@ -104,6 +104,13 @@ static void baytrail_core_init(device_t cpu) { printk(BIOS_DEBUG, "Init BayTrail core.\n"); + /* On bay trail the turbo disable bit is actually scoped at building + * block level -- not package. For non-bsp cores that are within a + * building block enable turbo. The cores within the BSP's building + * block will just see it already enabled and move on. */ + if (lapicid()) + enable_turbo(); + /* Set core MSRs */ reg_script_run(core_msr_script); |