diff options
| -rw-r--r-- | src/soc/amd/common/block/cpu/noncar/cpu.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/src/soc/amd/common/block/cpu/noncar/cpu.c b/src/soc/amd/common/block/cpu/noncar/cpu.c index eefd62fcf0..136cb42e0e 100644 --- a/src/soc/amd/common/block/cpu/noncar/cpu.c +++ b/src/soc/amd/common/block/cpu/noncar/cpu.c @@ -38,10 +38,9 @@ void set_cstate_io_addr(void) /* Number of most significant physical address bits reserved for secure memory encryption */ unsigned int get_reserved_phys_addr_bits(void) { - if (rdmsr(SYSCFG_MSR).raw & SYSCFG_MSR_SMEE) - return (cpuid_ebx(CPUID_EBX_MEM_ENCRYPT) & - CPUID_EBX_MEM_ENCRYPT_ADDR_BITS_MASK) >> - CPUID_EBX_MEM_ENCRYPT_ADDR_BITS_SHIFT; - else + if (!(rdmsr(SYSCFG_MSR).raw & SYSCFG_MSR_SMEE)) return 0; + + return (cpuid_ebx(CPUID_EBX_MEM_ENCRYPT) & CPUID_EBX_MEM_ENCRYPT_ADDR_BITS_MASK) >> + CPUID_EBX_MEM_ENCRYPT_ADDR_BITS_SHIFT; } |