diff options
Diffstat (limited to 'sys/arm64/include/pmap.h')
| -rw-r--r-- | sys/arm64/include/pmap.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/sys/arm64/include/pmap.h b/sys/arm64/include/pmap.h index 00b54a874e12..cf20827fa666 100644 --- a/sys/arm64/include/pmap.h +++ b/sys/arm64/include/pmap.h @@ -70,9 +70,13 @@ struct md_page { TAILQ_HEAD(,pv_entry) pv_list; int pv_gen; vm_memattr_t pv_memattr; - uint8_t pv_reserve[3]; + uint8_t pv_flags; + uint8_t pv_reserve[2]; }; +/* machine page flags */ +#define PV_MTE_TAGGED 0x01 /* page is tagged with MTE */ + enum pmap_stage { PM_INVALID, PM_STAGE1, @@ -148,6 +152,7 @@ void pmap_activate_vm(pmap_t); void pmap_bootstrap_dmap(vm_size_t); void pmap_bootstrap(void); int pmap_change_attr(void *va, vm_size_t size, int mode); +int pmap_change_dmap_attr(int); int pmap_change_prot(void *va, vm_size_t size, vm_prot_t prot); void pmap_kenter(vm_offset_t sva, vm_size_t size, vm_paddr_t pa, int mode); void pmap_kenter_device(vm_offset_t, vm_size_t, vm_paddr_t); |