40 static int fdt_find_and_del_mem_rsv(void *fdt, unsigned long start, unsigned long size)  in fdt_find_and_del_mem_rsv()  argument
42 	int i, ret, num_rsvs = fdt_num_mem_rsv(fdt);  in fdt_find_and_del_mem_rsv()
47 		ret = fdt_get_mem_rsv(fdt, i, &rsv_start, &rsv_size);  in fdt_find_and_del_mem_rsv()
54 			ret = fdt_del_mem_rsv(fdt, i);  in fdt_find_and_del_mem_rsv()
200 static void remove_ima_buffer(void *fdt, int chosen_node)  in remove_ima_buffer()  argument
210 	prop = fdt_getprop(fdt, chosen_node, "linux,ima-kexec-buffer", &len);  in remove_ima_buffer()
215 	fdt_delprop(fdt, chosen_node, "linux,ima-kexec-buffer");  in remove_ima_buffer()
219 	ret = fdt_find_and_del_mem_rsv(fdt, addr, size);  in remove_ima_buffer()
233 static int setup_ima_buffer(const struct kimage *image, void *fdt,  in setup_ima_buffer()  argument
241 	ret = fdt_appendprop_addrrange(fdt, 0, chosen_node,  in setup_ima_buffer()
248 	ret = fdt_add_mem_rsv(fdt, image->ima_buffer_addr,  in setup_ima_buffer()
259 static inline int setup_ima_buffer(const struct kimage *image, void *fdt,  in setup_ima_buffer()  argument
283 	void *fdt;  in of_kexec_alloc_and_setup_fdt()  local
292 	fdt = kvmalloc(fdt_size, GFP_KERNEL);  in of_kexec_alloc_and_setup_fdt()
293 	if (!fdt)  in of_kexec_alloc_and_setup_fdt()
296 	ret = fdt_open_into(initial_boot_params, fdt, fdt_size);  in of_kexec_alloc_and_setup_fdt()
303 	ret = fdt_find_and_del_mem_rsv(fdt, __pa(initial_boot_params),  in of_kexec_alloc_and_setup_fdt()
310 	chosen_node = fdt_path_offset(fdt, "/chosen");  in of_kexec_alloc_and_setup_fdt()
312 		chosen_node = fdt_add_subnode(fdt, fdt_path_offset(fdt, "/"),  in of_kexec_alloc_and_setup_fdt()
319 	ret = fdt_delprop(fdt, chosen_node, "linux,elfcorehdr");  in of_kexec_alloc_and_setup_fdt()
322 	ret = fdt_delprop(fdt, chosen_node, "linux,usable-memory-range");  in of_kexec_alloc_and_setup_fdt()
327 	prop = fdt_getprop(fdt, chosen_node, "linux,initrd-start", NULL);  in of_kexec_alloc_and_setup_fdt()
333 		prop = fdt_getprop(fdt, chosen_node, "linux,initrd-end", NULL);  in of_kexec_alloc_and_setup_fdt()
346 		ret = fdt_find_and_del_mem_rsv(fdt, tmp_start, tmp_size);  in of_kexec_alloc_and_setup_fdt()
348 			ret = fdt_find_and_del_mem_rsv(fdt, tmp_start,  in of_kexec_alloc_and_setup_fdt()
356 		ret = fdt_setprop_u64(fdt, chosen_node, "linux,initrd-start",  in of_kexec_alloc_and_setup_fdt()
361 		ret = fdt_setprop_u64(fdt, chosen_node, "linux,initrd-end",  in of_kexec_alloc_and_setup_fdt()
366 		ret = fdt_add_mem_rsv(fdt, initrd_load_addr, initrd_len);  in of_kexec_alloc_and_setup_fdt()
371 		ret = fdt_delprop(fdt, chosen_node, "linux,initrd-start");  in of_kexec_alloc_and_setup_fdt()
375 		ret = fdt_delprop(fdt, chosen_node, "linux,initrd-end");  in of_kexec_alloc_and_setup_fdt()
382 		ret = fdt_appendprop_addrrange(fdt, 0, chosen_node,  in of_kexec_alloc_and_setup_fdt()
392 		ret = fdt_add_mem_rsv(fdt, image->elf_load_addr,  in of_kexec_alloc_and_setup_fdt()
398 		ret = fdt_appendprop_addrrange(fdt, 0, chosen_node,  in of_kexec_alloc_and_setup_fdt()
405 			ret = fdt_appendprop_addrrange(fdt, 0, chosen_node,  in of_kexec_alloc_and_setup_fdt()
416 		ret = fdt_setprop_string(fdt, chosen_node, "bootargs", cmdline);  in of_kexec_alloc_and_setup_fdt()
420 		ret = fdt_delprop(fdt, chosen_node, "bootargs");  in of_kexec_alloc_and_setup_fdt()
426 	ret = fdt_delprop(fdt, chosen_node, "kaslr-seed");  in of_kexec_alloc_and_setup_fdt()
435 		ret = fdt_setprop_u64(fdt, chosen_node, "kaslr-seed", seed);  in of_kexec_alloc_and_setup_fdt()
447 		ret = fdt_setprop_placeholder(fdt, chosen_node, "rng-seed",  in of_kexec_alloc_and_setup_fdt()
457 	ret = fdt_setprop(fdt, chosen_node, "linux,booted-from-kexec", NULL, 0);  in of_kexec_alloc_and_setup_fdt()
461 	remove_ima_buffer(fdt, chosen_node);  in of_kexec_alloc_and_setup_fdt()
462 	ret = setup_ima_buffer(image, fdt, fdt_path_offset(fdt, "/chosen"));  in of_kexec_alloc_and_setup_fdt()
466 		kvfree(fdt);  in of_kexec_alloc_and_setup_fdt()
467 		fdt = NULL;  in of_kexec_alloc_and_setup_fdt()
470 	return fdt;  in of_kexec_alloc_and_setup_fdt()