13 static int fdt_sw_probe_(void *fdt)  in fdt_sw_probe_()  argument
15 	if (fdt_magic(fdt) == FDT_MAGIC)  in fdt_sw_probe_()
17 	else if (fdt_magic(fdt) != FDT_SW_MAGIC)  in fdt_sw_probe_()
22 #define FDT_SW_PROBE(fdt) \  argument
25 		if ((err = fdt_sw_probe_(fdt)) != 0) \
35 static int fdt_sw_probe_memrsv_(void *fdt)  in fdt_sw_probe_memrsv_()  argument
37 	int err = fdt_sw_probe_(fdt);  in fdt_sw_probe_memrsv_()
41 	if (fdt_off_dt_strings(fdt) != 0)  in fdt_sw_probe_memrsv_()
46 #define FDT_SW_PROBE_MEMRSV(fdt) \  argument
49 		if ((err = fdt_sw_probe_memrsv_(fdt)) != 0) \
61 static int fdt_sw_probe_struct_(void *fdt)  in fdt_sw_probe_struct_()  argument
63 	int err = fdt_sw_probe_(fdt);  in fdt_sw_probe_struct_()
67 	if (fdt_off_dt_strings(fdt) != fdt_totalsize(fdt))  in fdt_sw_probe_struct_()
72 #define FDT_SW_PROBE_STRUCT(fdt) \  argument
75 		if ((err = fdt_sw_probe_struct_(fdt)) != 0) \
79 static inline uint32_t sw_flags(void *fdt)  in sw_flags()  argument
82 	return fdt_last_comp_version(fdt);  in sw_flags()
90 static void *fdt_grab_space_(void *fdt, size_t len)  in fdt_grab_space_()  argument
92 	int offset = fdt_size_dt_struct(fdt);  in fdt_grab_space_()
95 	spaceleft = fdt_totalsize(fdt) - fdt_off_dt_struct(fdt)  in fdt_grab_space_()
96 		- fdt_size_dt_strings(fdt);  in fdt_grab_space_()
101 	fdt_set_size_dt_struct(fdt, offset + len);  in fdt_grab_space_()
102 	return fdt_offset_ptr_w_(fdt, offset);  in fdt_grab_space_()
109 	void *fdt = buf;  in fdt_create_with_flags()  local
126 	fdt_set_magic(fdt, FDT_SW_MAGIC);  in fdt_create_with_flags()
127 	fdt_set_version(fdt, FDT_LAST_SUPPORTED_VERSION);  in fdt_create_with_flags()
128 	fdt_set_last_comp_version(fdt, flags);  in fdt_create_with_flags()
130 	fdt_set_totalsize(fdt,  bufsize);  in fdt_create_with_flags()
132 	fdt_set_off_mem_rsvmap(fdt, hdrsize);  in fdt_create_with_flags()
133 	fdt_set_off_dt_struct(fdt, fdt_off_mem_rsvmap(fdt));  in fdt_create_with_flags()
134 	fdt_set_off_dt_strings(fdt, 0);  in fdt_create_with_flags()
144 int fdt_resize(void *fdt, void *buf, int bufsize)  in fdt_resize()  argument
149 	FDT_SW_PROBE(fdt);  in fdt_resize()
151 	headsize = fdt_off_dt_struct(fdt) + fdt_size_dt_struct(fdt);  in fdt_resize()
152 	tailsize = fdt_size_dt_strings(fdt);  in fdt_resize()
154 	if ((headsize + tailsize) > fdt_totalsize(fdt))  in fdt_resize()
160 	oldtail = (char *)fdt + fdt_totalsize(fdt) - tailsize;  in fdt_resize()
165 	if (buf <= fdt) {  in fdt_resize()
166 		memmove(buf, fdt, headsize);  in fdt_resize()
170 		memmove(buf, fdt, headsize);  in fdt_resize()
180 int fdt_add_reservemap_entry(void *fdt, uint64_t addr, uint64_t size)  in fdt_add_reservemap_entry()  argument
185 	FDT_SW_PROBE_MEMRSV(fdt);  in fdt_add_reservemap_entry()
187 	offset = fdt_off_dt_struct(fdt);  in fdt_add_reservemap_entry()
188 	if ((offset + sizeof(*re)) > fdt_totalsize(fdt))  in fdt_add_reservemap_entry()
191 	re = (struct fdt_reserve_entry *)((char *)fdt + offset);  in fdt_add_reservemap_entry()
195 	fdt_set_off_dt_struct(fdt, offset + sizeof(*re));  in fdt_add_reservemap_entry()
200 int fdt_finish_reservemap(void *fdt)  in fdt_finish_reservemap()  argument
202 	int err = fdt_add_reservemap_entry(fdt, 0, 0);  in fdt_finish_reservemap()
207 	fdt_set_off_dt_strings(fdt, fdt_totalsize(fdt));  in fdt_finish_reservemap()
211 int fdt_begin_node(void *fdt, const char *name)  in fdt_begin_node()  argument
216 	FDT_SW_PROBE_STRUCT(fdt);  in fdt_begin_node()
219 	nh = fdt_grab_space_(fdt, sizeof(*nh) + FDT_TAGALIGN(namelen));  in fdt_begin_node()
228 int fdt_end_node(void *fdt)  in fdt_end_node()  argument
232 	FDT_SW_PROBE_STRUCT(fdt);  in fdt_end_node()
234 	en = fdt_grab_space_(fdt, FDT_TAGSIZE);  in fdt_end_node()
242 static int fdt_add_string_(void *fdt, const char *s)  in fdt_add_string_()  argument
244 	char *strtab = (char *)fdt + fdt_totalsize(fdt);  in fdt_add_string_()
245 	int strtabsize = fdt_size_dt_strings(fdt);  in fdt_add_string_()
250 	struct_top = fdt_off_dt_struct(fdt) + fdt_size_dt_struct(fdt);  in fdt_add_string_()
251 	if (fdt_totalsize(fdt) + offset < struct_top)  in fdt_add_string_()
255 	fdt_set_size_dt_strings(fdt, strtabsize + len);  in fdt_add_string_()
260 static void fdt_del_last_string_(void *fdt, const char *s)  in fdt_del_last_string_()  argument
262 	int strtabsize = fdt_size_dt_strings(fdt);  in fdt_del_last_string_()
265 	fdt_set_size_dt_strings(fdt, strtabsize - len);  in fdt_del_last_string_()
268 static int fdt_find_add_string_(void *fdt, const char *s, int *allocated)  in fdt_find_add_string_()  argument
270 	char *strtab = (char *)fdt + fdt_totalsize(fdt);  in fdt_find_add_string_()
271 	int strtabsize = fdt_size_dt_strings(fdt);  in fdt_find_add_string_()
282 	return fdt_add_string_(fdt, s);  in fdt_find_add_string_()
285 int fdt_property_placeholder(void *fdt, const char *name, int len, void **valp)  in fdt_property_placeholder()  argument
291 	FDT_SW_PROBE_STRUCT(fdt);  in fdt_property_placeholder()
294 	if (sw_flags(fdt) & FDT_CREATE_FLAG_NO_NAME_DEDUP) {  in fdt_property_placeholder()
296 		nameoff = fdt_add_string_(fdt, name);  in fdt_property_placeholder()
298 		nameoff = fdt_find_add_string_(fdt, name, &allocated);  in fdt_property_placeholder()
303 	prop = fdt_grab_space_(fdt, sizeof(*prop) + FDT_TAGALIGN(len));  in fdt_property_placeholder()
306 			fdt_del_last_string_(fdt, name);  in fdt_property_placeholder()
317 int fdt_property(void *fdt, const char *name, const void *val, int len)  in fdt_property()  argument
322 	ret = fdt_property_placeholder(fdt, name, len, &ptr);  in fdt_property()
329 int fdt_finish(void *fdt)  in fdt_finish()  argument
331 	char *p = (char *)fdt;  in fdt_finish()
337 	FDT_SW_PROBE_STRUCT(fdt);  in fdt_finish()
340 	end = fdt_grab_space_(fdt, sizeof(*end));  in fdt_finish()
346 	oldstroffset = fdt_totalsize(fdt) - fdt_size_dt_strings(fdt);  in fdt_finish()
347 	newstroffset = fdt_off_dt_struct(fdt) + fdt_size_dt_struct(fdt);  in fdt_finish()
348 	memmove(p + newstroffset, p + oldstroffset, fdt_size_dt_strings(fdt));  in fdt_finish()
349 	fdt_set_off_dt_strings(fdt, newstroffset);  in fdt_finish()
353 	while ((tag = fdt_next_tag(fdt, offset, &nextoffset)) != FDT_END) {  in fdt_finish()
356 				fdt_offset_ptr_w_(fdt, offset);  in fdt_finish()
360 			nameoff += fdt_size_dt_strings(fdt);  in fdt_finish()
369 	fdt_set_totalsize(fdt, newstroffset + fdt_size_dt_strings(fdt));  in fdt_finish()
372 	fdt_set_last_comp_version(fdt, FDT_FIRST_SUPPORTED_VERSION);  in fdt_finish()
373 	fdt_set_magic(fdt, FDT_MAGIC);  in fdt_finish()