1 /*-
136     "0 - never, 1 - once, 2 - always");
143 efi_is_in_map(struct efi_md *map, int ndesc, int descsz, vm_offset_t addr)  in efi_is_in_map()  argument
148 	for (i = 0, p = map; i < ndesc; i++, p = efi_next_descriptor(p,  in efi_is_in_map()
150 		if ((p->md_attr & EFI_MD_ATTR_RT) == 0)  in efi_is_in_map()
153 		if (addr >= p->md_virt &&  in efi_is_in_map()
154 		    addr < p->md_virt + p->md_pages * EFI_PAGE_SIZE)  in efi_is_in_map()
178 	struct efi_md *map;  in efi_init()  local
196 	if (efi_systbl == NULL || efi_systbl->st_hdr.th_sig != EFI_SYSTBL_SIG) {  in efi_init()
202 	efi_cfgtbl = (efi_systbl->st_cfgtbl == 0) ? NULL :  in efi_init()
203 	    (struct efi_cfgtbl *)efi_systbl->st_cfgtbl;  in efi_init()
213 			printf("EFI map is not present\n");  in efi_init()
217 	map = (struct efi_md *)((uint8_t *)efihdr + efisz);  in efi_init()
218 	if (efihdr->descriptor_size == 0)  in efi_init()
221 	ndesc = efihdr->memory_size / efihdr->descriptor_size;  in efi_init()
222 	if (!efi_create_1t1_map(map, ndesc, efihdr->descriptor_size)) {  in efi_init()
224 			printf("EFI cannot create runtime map\n");  in efi_init()
228 	efi_runtime = (efi_systbl->st_rt == 0) ? NULL :  in efi_init()
229 	    (struct efi_rt *)efi_systbl->st_rt;  in efi_init()
240 	 * RS->GetTime function. They switch from one we can only use early  in efi_init()
242 	 * call RS->SetVirtualAddressMap. As this is not always the case, e.g.  in efi_init()
243 	 * with an old loader.efi, check if the RS->GetTime function is within  in efi_init()
244 	 * the EFI map, and fail to attach if not.  in efi_init()
247 	if (rtdm == NULL || !efi_is_in_map(map, ndesc, efihdr->descriptor_size,  in efi_init()
248 	    (vm_offset_t)rtdm->rt_gettime)) {  in efi_init()
259 	 * We use SHUTDOWN_PRI_LAST - 1 to trigger after IPMI, but before ACPI.  in efi_init()
262 	    efi_shutdown_final, NULL, SHUTDOWN_PRI_LAST - 1);  in efi_init()
309 	curpmap = &td->td_proc->p_vmspace->vm_pmap;  in efi_enter()
319 		MPASS((td->td_pflags & TDP_EFIRT) == 0);  in efi_enter()
320 		td->td_pflags |= TDP_EFIRT;  in efi_enter()
332 	MPASS((td->td_pflags & TDP_EFIRT) != 0);  in efi_leave()
333 	td->td_pflags &= ~TDP_EFIRT;  in efi_leave()
337 	curpmap = &curproc->p_vmspace->vm_pmap;  in efi_leave()
355 	count = efi_systbl->st_entries;  in get_table()
357 	while (count--) {  in get_table()
358 		if (!bcmp(&ct->ct_guid, guid, sizeof(*guid))) {  in get_table()
359 			*ptr = ct->ct_data;  in get_table()
395 		if (((struct efi_esrt_table *)buf)->fw_resource_version !=  in get_table_length()
401 		fw_resource_count = ((struct efi_esrt_table *)buf)->  in get_table_length()
437 		prop_len = ((struct efi_prop_table *)buf)->length;  in get_table_length()
469 		if (mem_addr->version != 2) {  in get_table_length()
473 		len += mem_addr->descriptor_size * mem_addr->num_ents;  in get_table_length()
502 	int rc;  in copy_table()  local
512 	rc = get_table_length(tables[table_idx].type, table_len, &taddr);  in copy_table()
513 	if (rc != 0)  in copy_table()
514 		return rc;  in copy_table()
521 	rc = physcopyout((vm_paddr_t)taddr, *buf, *table_len);  in copy_table()
522 	return (rc);  in copy_table()
534 	switch (ec->ec_argcnt) {  in efi_rt_arch_call_nofault()
536 		ec->ec_efi_status = ((register_t EFIABI_ATTR (*)(void))  in efi_rt_arch_call_nofault()
537 		    ec->ec_fptr)();  in efi_rt_arch_call_nofault()
540 		ec->ec_efi_status = ((register_t EFIABI_ATTR (*)(register_t))  in efi_rt_arch_call_nofault()
541 		    ec->ec_fptr)(ec->ec_arg1);  in efi_rt_arch_call_nofault()
544 		ec->ec_efi_status = ((register_t EFIABI_ATTR (*)(register_t,  in efi_rt_arch_call_nofault()
545 		    register_t))ec->ec_fptr)(ec->ec_arg1, ec->ec_arg2);  in efi_rt_arch_call_nofault()
548 		ec->ec_efi_status = ((register_t EFIABI_ATTR (*)(register_t,  in efi_rt_arch_call_nofault()
549 		    register_t, register_t))ec->ec_fptr)(ec->ec_arg1,  in efi_rt_arch_call_nofault()
550 		    ec->ec_arg2, ec->ec_arg3);  in efi_rt_arch_call_nofault()
553 		ec->ec_efi_status = ((register_t EFIABI_ATTR (*)(register_t,  in efi_rt_arch_call_nofault()
554 		    register_t, register_t, register_t))ec->ec_fptr)(  in efi_rt_arch_call_nofault()
555 		    ec->ec_arg1, ec->ec_arg2, ec->ec_arg3, ec->ec_arg4);  in efi_rt_arch_call_nofault()
558 		ec->ec_efi_status = ((register_t EFIABI_ATTR (*)(register_t,  in efi_rt_arch_call_nofault()
560 		    ec->ec_fptr)(ec->ec_arg1, ec->ec_arg2, ec->ec_arg3,  in efi_rt_arch_call_nofault()
561 		    ec->ec_arg4, ec->ec_arg5);  in efi_rt_arch_call_nofault()
564 		panic("efi_rt_arch_call: %d args", (int)ec->ec_argcnt);  in efi_rt_arch_call_nofault()
582 		error = efi_status_to_errno(ecp->ec_efi_status);  in efi_call()
584 		printf("EFI %s call faulted, error %d\n", ecp->ec_name, error);  in efi_call()
590     efi_runtime))->method)
771 var_get(efi_char *name, efi_guid_t *vendor, uint32_t *attrib,  in var_get()  argument
782 	ec.ec_arg1 = (uintptr_t)name;  in var_get()
795 var_nextname(size_t *namesize, efi_char *name, efi_guid_t *vendor)  in var_nextname()  argument
806 	ec.ec_arg2 = (uintptr_t)name;  in var_nextname()
811 		kmsan_mark(name, *namesize, KMSAN_STATE_INITED);  in var_nextname()
816 var_set(efi_char *name, efi_guid_t *vendor, uint32_t attrib,  in var_set()  argument
826 	ec.ec_arg1 = (uintptr_t)name;  in var_set()
872 	.name = "efirt",