u-boot/arch/x86/cpu/apollolake/cpu_common.c
Simon Glass 6a4c237af9 x86: apl: Add a CPU driver
Add a bare-bones CPU driver so that CPUs can be probed.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
2019-12-15 11:44:29 +08:00

17 lines
289 B
C

// SPDX-License-Identifier: GPL-2.0
/*
* Copyright 2019 Google LLC
*/
#include <common.h>
#include <asm/cpu_common.h>
#include <asm/msr.h>
void cpu_flush_l1d_to_l2(void)
{
struct msr_t msr;
msr = msr_read(MSR_POWER_MISC);
msr.lo |= FLUSH_DL1_L2;
msr_write(MSR_POWER_MISC, msr);
}