FIXMAP_PAGE_NORMAL
#define FIXMAP_PAGE_RO (FIXMAP_PAGE_NORMAL | L_PTE_RDONLY)
pgprot_val(pgprot_encrypted(FIXMAP_PAGE_NORMAL)));
#ifndef FIXMAP_PAGE_NORMAL
__set_fixmap(idx, phys, FIXMAP_PAGE_NORMAL)
__set_fixmap_offset(idx, phys, FIXMAP_PAGE_NORMAL)
FIXMAP_PAGE_NORMAL);