diff options
Diffstat (limited to 'arch/arm/mach-tegra/tegra186/cache.c')
-rw-r--r-- | arch/arm/mach-tegra/tegra186/cache.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/tegra186/cache.c b/arch/arm/mach-tegra/tegra186/cache.c new file mode 100644 index 0000000..adaed89 --- /dev/null +++ b/arch/arm/mach-tegra/tegra186/cache.c @@ -0,0 +1,23 @@ +/* + * Copyright (c) 2016, NVIDIA CORPORATION. + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#include <common.h> +#include <asm/system.h> + +#define SMC_SIP_INVOKE_MCE 0x82FFFF00 +#define MCE_SMC_ROC_FLUSH_CACHE 11 + +int __asm_flush_l3_cache(void) +{ + struct pt_regs regs = {0}; + + isb(); + + regs.regs[0] = SMC_SIP_INVOKE_MCE | MCE_SMC_ROC_FLUSH_CACHE; + smc_call(®s); + + return 0; +} |