32 		.macro	loadsp, rb, tmp
34 		.macro	writeb, ch, rb  argument
38 		.macro	loadsp, rb, tmp
40 		.macro	writeb, ch, rb  argument
44 		.macro	loadsp, rb, tmp
46 		.macro	writeb, ch, rb  argument
55 		.macro	writeb,	ch, rb  argument
56 		senduart \ch, \rb
60 		.macro	loadsp, rb, tmp
61 		mov	\rb, #0x80000000	@ physical base address
63 		add	\rb, \rb, #0x00050000	@ Ser3
65 		add	\rb, \rb, #0x00010000	@ Ser1
69 		.macro	loadsp,	rb, tmp
70 		addruart \rb, \tmp