1/* arch/arm/mach-l7200/include/mach/debug-macro.S
2 *
3 * Debugging macro include header
4 *
5 *  Copyright (C) 1994-1999 Russell King
6 *  Moved from linux/arch/arm/kernel/debug.S by Ben Dooks
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
11 *
12*/
13
14		.equ	io_virt, IO_BASE
15		.equ	io_phys, IO_START
16
17		.macro	addruart, rp, rv, tmp
18		mov	\rp, #0x00044000	@ UART1
19@		mov	\rp, #0x00045000	@ UART2
20		add	\rv, \rp, #io_virt	@ virtual address
21		add	\rp, \rp, #io_phys	@ physical base address
22		.endm
23
24		.macro	senduart,rd,rx
25		str	\rd, [\rx, #0x0]	@ UARTDR
26		.endm
27
28		.macro	waituart,rd,rx
291001:		ldr	\rd, [\rx, #0x18]	@ UARTFLG
30		tst	\rd, #1 << 5		@ UARTFLGUTXFF - 1 when full
31		bne	1001b
32		.endm
33
34		.macro	busyuart,rd,rx
351001:		ldr	\rd, [\rx, #0x18]	@ UARTFLG
36		tst	\rd, #1 << 3		@ UARTFLGUBUSY - 1 when busy
37		bne	1001b
38		.endm
39