qemu/target/arm/ptw.h
Richard Henderson c8e436c9f7 target/arm: Move pmsav7_use_background_region to ptw.c
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220604040607.269301-11-richard.henderson@linaro.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2022-06-08 19:38:50 +01:00

49 lines
1.7 KiB
C

/*
* ARM page table walking.
*
* This code is licensed under the GNU GPL v2 or later.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef TARGET_ARM_PTW_H
#define TARGET_ARM_PTW_H
#ifndef CONFIG_USER_ONLY
uint32_t arm_ldl_ptw(CPUState *cs, hwaddr addr, bool is_secure,
ARMMMUIdx mmu_idx, ARMMMUFaultInfo *fi);
uint64_t arm_ldq_ptw(CPUState *cs, hwaddr addr, bool is_secure,
ARMMMUIdx mmu_idx, ARMMMUFaultInfo *fi);
bool regime_is_user(CPUARMState *env, ARMMMUIdx mmu_idx);
bool regime_translation_disabled(CPUARMState *env, ARMMMUIdx mmu_idx);
ARMCacheAttrs combine_cacheattrs(CPUARMState *env,
ARMCacheAttrs s1, ARMCacheAttrs s2);
bool get_level1_table_address(CPUARMState *env, ARMMMUIdx mmu_idx,
uint32_t *table, uint32_t address);
int ap_to_rw_prot(CPUARMState *env, ARMMMUIdx mmu_idx,
int ap, int domain_prot);
int simple_ap_to_rw_prot_is_user(int ap, bool is_user);
static inline int
simple_ap_to_rw_prot(CPUARMState *env, ARMMMUIdx mmu_idx, int ap)
{
return simple_ap_to_rw_prot_is_user(ap, regime_is_user(env, mmu_idx));
}
bool m_is_ppb_region(CPUARMState *env, uint32_t address);
bool m_is_system_region(CPUARMState *env, uint32_t address);
bool get_phys_addr_lpae(CPUARMState *env, uint64_t address,
MMUAccessType access_type, ARMMMUIdx mmu_idx,
bool s1_is_el0,
hwaddr *phys_ptr, MemTxAttrs *txattrs, int *prot,
target_ulong *page_size_ptr,
ARMMMUFaultInfo *fi, ARMCacheAttrs *cacheattrs)
__attribute__((nonnull));
#endif /* !CONFIG_USER_ONLY */
#endif /* TARGET_ARM_PTW_H */