diff options
Diffstat (limited to 'src/soc/intel/skylake/cpu.c')
| -rw-r--r-- | src/soc/intel/skylake/cpu.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/src/soc/intel/skylake/cpu.c b/src/soc/intel/skylake/cpu.c index e3be73870f..7f455e0d59 100644 --- a/src/soc/intel/skylake/cpu.c +++ b/src/soc/intel/skylake/cpu.c @@ -37,6 +37,7 @@ #include <intelblocks/cpulib.h> #include <intelblocks/fast_spi.h> #include <intelblocks/mp_init.h> +#include <intelblocks/sgx.h> #include <pc80/mc146818rtc.h> #include <soc/cpu.h> #include <soc/msr.h> @@ -422,7 +423,7 @@ void soc_core_init(device_t cpu, const void *microcode) enable_turbo(); /* Configure SGX */ - configure_sgx(microcode); + sgx_configure(microcode); } static int adjust_apic_id(int index, int apic_id) @@ -489,7 +490,7 @@ void soc_init_cpus(struct bus *cpu_bus, const void *microcode) * here to get SGX enabled on BSP. This behavior needs to root-caused * and we shall not have this redundant call. */ - configure_sgx(microcode); + sgx_configure(microcode); } int soc_skip_ucode_update(u32 current_patch_id, u32 new_patch_id) @@ -514,3 +515,14 @@ int soc_skip_ucode_update(u32 current_patch_id, u32 new_patch_id) return (msr1.lo & PRMRR_SUPPORTED) && (current_patch_id == new_patch_id - 1); } + +void cpu_lock_sgx_memory(void) +{ + msr_t msr; + + msr = rdmsr(MSR_LT_LOCK_MEMORY); + if ((msr.lo & 1) == 0) { + msr.lo |= 1; /* Lock it */ + wrmsr(MSR_LT_LOCK_MEMORY, msr); + } +} |