[U-Boot] [PATCH v2] x86: Use microcode update from device tree for all processors
Bin Meng
bmeng.cn at gmail.com
Tue Jun 19 01:19:04 UTC 2018
On Mon, Jun 18, 2018 at 8:58 PM, Bin Meng <bmeng.cn at gmail.com> wrote:
> On Sat, Jun 16, 2018 at 2:01 AM, Ivan Gorinov <ivan.gorinov at intel.com> wrote:
>> Built without a ROM image with FSP (u-boot.rom), the U-Boot loader applies
>> the microcode update data block encoded in Device Tree to the bootstrap
>> processor but not passed to the other CPUs when multiprocessing is enabled.
>>
>> If the bootstrap processor successfully performs a microcode update
>> from Device Tree, use the same data block for the other processors.
>>
>> Signed-off-by: Ivan Gorinov <ivan.gorinov at intel.com>
>> ---
>> arch/x86/cpu/i386/cpu.c | 3 ++-
>> arch/x86/cpu/intel_common/car.S | 2 ++
>> arch/x86/cpu/intel_common/microcode.c | 10 +++++++---
>> arch/x86/include/asm/microcode.h | 1 +
>> arch/x86/lib/fsp/fsp_car.S | 4 +++-
>> 5 files changed, 15 insertions(+), 5 deletions(-)
>>
>
> Reviewed-by: Bin Meng <bmeng.cn at gmail.com>
applied to u-boot-x86, thanks!
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