name : mmu_context_32.h /* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_MMU_CONTEXT_32_H #define __ASM_SH_MMU_CONTEXT_32_H #ifdef CONFIG_CPU_HAS_PTEAEX static inline void set_asid(unsigned long asid) { __raw_writel(asid, MMU_PTEAEX); } static inline unsigned long get_asid(void) { return __raw_readl(MMU_PTEAEX) & MMU_CONTEXT_ASID_MASK; } #else static inline void set_asid(unsigned long asid) { unsigned long __dummy; __asm__ __volatile__ ("mov.l %2, %0\n\t" "and %3, %0\n\t" "or %1, %0\n\t" "mov.l %0, %2" : "=&r" (__dummy) : "r" (asid), "m" (__m(MMU_PTEH)), "r" (0xffffff00)); } static inline unsigned long get_asid(void) { unsigned long asid; __asm__ __volatile__ ("mov.l %1, %0" : "=r" (asid) : "m" (__m(MMU_PTEH))); asid &= MMU_CONTEXT_ASID_MASK; return asid; } #endif /* CONFIG_CPU_HAS_PTEAEX */ /* MMU_TTB is used for optimizing the fault handling. */ static inline void set_TTB(pgd_t *pgd) { __raw_writel((unsigned long)pgd, MMU_TTB); } static inline pgd_t *get_TTB(void) { return (pgd_t *)__raw_readl(MMU_TTB); } #endif /* __ASM_SH_MMU_CONTEXT_32_H */