/* SPDX-License-Identifier: GPL-2.0 */

#ifndef _ASM_POWERPC_BOOK3S_64_KEXEC_H_
#define _ASM_POWERPC_BOOK3S_64_KEXEC_H_

#include <asm/plpar_wrappers.h>

#define reset_sprs reset_sprs
static inline void reset_sprs(void)
{
        if (cpu_has_feature(CPU_FTR_ARCH_206)) {
                mtspr(SPRN_AMR, 0);
                mtspr(SPRN_UAMOR, 0);
        }

        if (cpu_has_feature(CPU_FTR_ARCH_207S)) {
                mtspr(SPRN_IAMR, 0);
                if (cpu_has_feature(CPU_FTR_HVMODE))
                        mtspr(SPRN_CIABR, 0);
                else
                        plpar_set_ciabr(0);
        }

        if (cpu_has_feature(CPU_FTR_ARCH_31)) {
                mtspr(SPRN_DEXCR, 0);
                mtspr(SPRN_HASHKEYR, 0);
        }

        /*  Do we need isync()? We are going via a kexec reset */
        isync();
}

#endif