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sys/powerpc/aim/mmu_oea64.h
| Show All 26 Lines | |||||
| * $FreeBSD$ | * $FreeBSD$ | ||||
| */ | */ | ||||
| #ifndef _POWERPC_AIM_MMU_OEA64_H | #ifndef _POWERPC_AIM_MMU_OEA64_H | ||||
| #define _POWERPC_AIM_MMU_OEA64_H | #define _POWERPC_AIM_MMU_OEA64_H | ||||
| #include "opt_pmap.h" | #include "opt_pmap.h" | ||||
| #include <vm/vm_extern.h> | |||||
| #include <machine/mmuvar.h> | #include <machine/mmuvar.h> | ||||
| struct dump_context { | struct dump_context { | ||||
| u_long ptex; | u_long ptex; | ||||
| u_long ptex_end; | u_long ptex_end; | ||||
| size_t blksz; | size_t blksz; | ||||
| }; | }; | ||||
| extern mmu_def_t oea64_mmu; | extern const struct mmu_kobj oea64_mmu; | ||||
| /* | /* | ||||
| * Helper routines | * Helper routines | ||||
| */ | */ | ||||
| /* Allocate physical memory for use in moea64_bootstrap. */ | /* Allocate physical memory for use in moea64_bootstrap. */ | ||||
| vm_offset_t moea64_bootstrap_alloc(vm_size_t size, vm_size_t align); | vm_offset_t moea64_bootstrap_alloc(vm_size_t size, vm_size_t align); | ||||
| /* Set an LPTE structure to match the contents of a PVO */ | /* Set an LPTE structure to match the contents of a PVO */ | ||||
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| * An MMU_BOOTSTRAP() implementation looks like this: | * An MMU_BOOTSTRAP() implementation looks like this: | ||||
| * moea64_early_bootstrap(); | * moea64_early_bootstrap(); | ||||
| * Allocate Page Table | * Allocate Page Table | ||||
| * moea64_mid_bootstrap(); | * moea64_mid_bootstrap(); | ||||
| * Add mappings for MMU resources | * Add mappings for MMU resources | ||||
| * moea64_late_bootstrap(); | * moea64_late_bootstrap(); | ||||
| */ | */ | ||||
| void moea64_early_bootstrap(mmu_t mmup, vm_offset_t kernelstart, | void moea64_early_bootstrap(vm_offset_t kernelstart, | ||||
| vm_offset_t kernelend); | vm_offset_t kernelend); | ||||
| void moea64_mid_bootstrap(mmu_t mmup, vm_offset_t kernelstart, | void moea64_mid_bootstrap(vm_offset_t kernelstart, | ||||
| vm_offset_t kernelend); | vm_offset_t kernelend); | ||||
| void moea64_late_bootstrap(mmu_t mmup, vm_offset_t kernelstart, | void moea64_late_bootstrap(vm_offset_t kernelstart, | ||||
| vm_offset_t kernelend); | vm_offset_t kernelend); | ||||
| int64_t moea64_pte_replace(struct pvo_entry *, int); | |||||
| int64_t moea64_pte_insert(struct pvo_entry *); | |||||
| int64_t moea64_pte_unset(struct pvo_entry *); | |||||
| int64_t moea64_pte_clear(struct pvo_entry *, uint64_t); | |||||
| int64_t moea64_pte_synch(struct pvo_entry *); | |||||
| typedef int64_t (*moea64_pte_replace_t)(struct pvo_entry *, int); | |||||
| typedef int64_t (*moea64_pte_insert_t)(struct pvo_entry *); | |||||
| typedef int64_t (*moea64_pte_unset_t)(struct pvo_entry *); | |||||
| typedef int64_t (*moea64_pte_clear_t)(struct pvo_entry *, uint64_t); | |||||
| typedef int64_t (*moea64_pte_synch_t)(struct pvo_entry *); | |||||
| struct moea64_funcs { | |||||
| moea64_pte_replace_t pte_replace; | |||||
| moea64_pte_insert_t pte_insert; | |||||
| moea64_pte_unset_t pte_unset; | |||||
| moea64_pte_clear_t pte_clear; | |||||
| moea64_pte_synch_t pte_synch; | |||||
| }; | |||||
| extern struct moea64_funcs *moea64_ops; | |||||
| static inline uint64_t | static inline uint64_t | ||||
| moea64_pte_vpn_from_pvo_vpn(const struct pvo_entry *pvo) | moea64_pte_vpn_from_pvo_vpn(const struct pvo_entry *pvo) | ||||
| { | { | ||||
| return ((pvo->pvo_vpn >> (ADDR_API_SHFT64 - ADDR_PIDX_SHFT)) & | return ((pvo->pvo_vpn >> (ADDR_API_SHFT64 - ADDR_PIDX_SHFT)) & | ||||
| LPTE_AVPN_MASK); | LPTE_AVPN_MASK); | ||||
| } | } | ||||
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