kernel/vm/vm_address_region.cpp

24 VmAddressRegion::VmAddressRegion(VmAspace& aspace, vaddr_t base, size_t size, uint32_t vmar_flags)
25     : VmAddressRegionOrMapping(base, size, vmar_flags | VMAR_CAN_RWX_FLAGS,
36                                  uint32_t vmar_flags, const char* name)
37     : VmAddressRegionOrMapping(base, size, vmar_flags, parent.aspace_.get(),
59 zx_status_t VmAddressRegion::CreateRoot(VmAspace& aspace, uint32_t vmar_flags,
64     auto vmar = new (&ac) VmAddressRegion(aspace, aspace.base(), aspace.size(), vmar_flags);
75                                                    uint32_t vmar_flags, fbl::RefPtr<VmObject> vmo,
92     if (vmar_flags & ~flags_ & VMAR_CAN_RWX_FLAGS) {
96     bool is_specific_overwrite = static_cast<bool>(vmar_flags & VMAR_FLAG_SPECIFIC_OVERWRITE);
97     bool is_specific = static_cast<bool>(vmar_flags & VMAR_FLAG_SPECIFIC) || is_specific_overwrite;
144                 return OverwriteVmMapping(new_base, size, vmar_flags,
167                                  VmMapping(*this, new_base, size, vmar_flags,
171                                  VmAddressRegion(*this, new_base, size, vmar_flags, name));
194                                            uint32_t vmar_flags, const char* name,
203     if (vmar_flags & ~(VMAR_FLAG_SPECIFIC | VMAR_FLAG_CAN_MAP_SPECIFIC | VMAR_FLAG_COMPACT | VMAR_CAN_RWX_FLAGS)) {
208     zx_status_t status = CreateSubVmarInternal(offset, size, align_pow2, vmar_flags, nullptr, 0,
219                                              uint32_t vmar_flags, fbl::RefPtr<VmObject> vmo,
223     LTRACEF("%p %#zx %#zx %x\n", this, mapping_offset, size, vmar_flags);
226     if (vmar_flags & ~(VMAR_FLAG_SPECIFIC | VMAR_FLAG_SPECIFIC_OVERWRITE | VMAR_CAN_RWX_FLAGS)) {
248         vmar_flags |= VMAR_FLAG_CAN_MAP_READ;
251         vmar_flags |= VMAR_FLAG_CAN_MAP_WRITE;
254         vmar_flags |= VMAR_FLAG_CAN_MAP_EXECUTE;
259         CreateSubVmarInternal(mapping_offset, size, align_pow2, vmar_flags, fbl::move(vmo),
270     vaddr_t base, size_t size, uint32_t vmar_flags,
277     DEBUG_ASSERT(vmar_flags & VMAR_FLAG_SPECIFIC_OVERWRITE);
282                              VmMapping(*this, base, size, vmar_flags,