9  * Copyright (C) 2001 - 2005  Tensilica Inc.
10  * Copyright (C) 2014 - 2016  Cadence Design Systems Inc.
75  * The Xtensa port uses a list of variable-sized tags to pass data to
77  * to be recognised. The list is terminated with a zero-sized
93 	struct bp_meminfo *mi = (struct bp_meminfo *)(tag->data);  in parse_tag_mem()  local
95 	if (mi->type != MEMORY_TYPE_CONVENTIONAL)  in parse_tag_mem()
96 		return -1;  in parse_tag_mem()
98 	return memblock_add(mi->start, mi->end - mi->start);  in parse_tag_mem()
107 	struct bp_meminfo *mi = (struct bp_meminfo *)(tag->data);  in parse_tag_initrd()  local
109 	initrd_start = (unsigned long)__va(mi->start);  in parse_tag_initrd()
110 	initrd_end = (unsigned long)__va(mi->end);  in parse_tag_initrd()
123 	dtb_start = __va(tag->data[0]);  in parse_tag_fdt()
133 	strscpy(command_line, (char *)(tag->data), COMMAND_LINE_SIZE);  in parse_tag_cmdline()
146 	if (tag->id != BP_TAG_FIRST) {  in parse_bootparam()
151 	tag = (bp_tag_t*)((unsigned long)tag + sizeof(bp_tag_t) + tag->size);  in parse_bootparam()
155 	while (tag != NULL && tag->id != BP_TAG_LAST) {  in parse_bootparam()
157 			if (tag->id == t->tag) {  in parse_bootparam()
158 				t->parse(tag);  in parse_bootparam()
163 			pr_warn("Ignoring tag 0x%08x\n", tag->id);  in parse_bootparam()
164 		tag = (bp_tag_t*)((unsigned long)(tag + 1) + tag->size);  in parse_bootparam()
192 	if (!of_flat_dt_is_compatible(node, "simple-bus"))  in xtensa_dt_io_area()
274 	return memblock_reserve(start, end - start);  in mem_reserve()
382 		cpu->hotpluggable = !!i;  in topology_init()
419 		while (((tmpaddr ^ paddr) & -SZ_512M) == 0)  in cpu_reset()
465 				      "addi	%0, %0, -1\n\t"  in cpu_reset()
476 				      "addi	%0, %0, -1\n\t"  in cpu_reset()
492 				      : "a"(tmpaddr - vaddr),  in cpu_reset()
493 					"a"(paddr - vaddr),  in cpu_reset()
527 	pr_err("Reboot failed -- System halted\n");  in machine_restart()
558 	/* high-level stuff */  in c_show()
703 c_next(struct seq_file *f, void *v, loff_t *pos)  in c_next()  argument
710 c_stop(struct seq_file *f, void *v)  in c_stop()  argument