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-rw-r--r--src/soc/intel/apollolake/car.c8
-rw-r--r--src/soc/intel/apollolake/include/soc/cpu.h10
2 files changed, 11 insertions, 7 deletions
diff --git a/src/soc/intel/apollolake/car.c b/src/soc/intel/apollolake/car.c
index f46e0f89ec..920580d0a1 100644
--- a/src/soc/intel/apollolake/car.c
+++ b/src/soc/intel/apollolake/car.c
@@ -20,19 +20,13 @@
#include <cpu/x86/msr.h>
#include <intelblocks/msr.h>
#include <program_loading.h>
+#include <soc/cpu.h>
/*
* This file supports the necessary hoops one needs to jump through since
* early FSP component and early stages are running from cache-as-ram.
*/
-static void flush_l1d_to_l2(void)
-{
- msr_t msr = rdmsr(MSR_POWER_MISC);
- msr.lo |= FLUSH_DL1_L2;
- wrmsr(MSR_POWER_MISC, msr);
-}
-
static inline int is_car_addr(uintptr_t addr)
{
return ((addr >= CONFIG_DCACHE_RAM_BASE) &&
diff --git a/src/soc/intel/apollolake/include/soc/cpu.h b/src/soc/intel/apollolake/include/soc/cpu.h
index ed4a7de477..4a1a7a438c 100644
--- a/src/soc/intel/apollolake/include/soc/cpu.h
+++ b/src/soc/intel/apollolake/include/soc/cpu.h
@@ -18,6 +18,9 @@
#ifndef _SOC_APOLLOLAKE_CPU_H_
#define _SOC_APOLLOLAKE_CPU_H_
+#include <cpu/x86/msr.h>
+#include <intelblocks/msr.h>
+
/* Common Timer Copy (CTC) frequency - 19.2MHz. */
#define CTC_FREQ 19200000
@@ -25,4 +28,11 @@ struct device;
void apollolake_init_cpus(struct device *dev);
void mainboard_devtree_update(struct device *dev);
+/* Flush L1D to L2 */
+static inline void flush_l1d_to_l2(void)
+{
+ msr_t msr = rdmsr(MSR_POWER_MISC);
+ msr.lo |= FLUSH_DL1_L2;
+ wrmsr(MSR_POWER_MISC, msr);
+}
#endif /* _SOC_APOLLOLAKE_CPU_H_ */