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/* 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
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