14 	ulong	start;  member
125 			i = m->start - port;  in ioalloc()
143 			if(m->start >= port+size)  in ioalloc()
157 	m->start = port;  in ioalloc()
166 	return m->start;  in ioalloc()
176 		if((*l)->start == port){  in iofree()
183 		if((*l)->start > port)  in iofree()
191 iounused(int start, int end)  in iounused()  argument
196 		if(start >= m->start && start < m->end  in iounused()
197 		|| start <= m->start && end > m->start)  in iounused()
204 checkport(int start, int end)  in checkport()  argument
207 	if(start >= 0x2b0 && end <= 0x2df+1)  in checkport()
209 	if(start >= 0x3c0 && end <= 0x3da+1)  in checkport()
212 	if(iounused(start, end))  in checkport()
312 		sprint(buf, "%8lux %8lux %-12.12s\n", m->start, m->end-1, m->tag);  in archread()