1/* arch/arm/mach-realview/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#define DEBUG_LL_PHYS_BASE		0x10000000
14#define DEBUG_LL_UART_OFFSET		0x00009000
15
16#define DEBUG_LL_PHYS_BASE_RS1		0x1c000000
17#define DEBUG_LL_UART_OFFSET_RS1	0x00090000
18
19#define DEBUG_LL_UART_PHYS_CRX		0xb0090000
20
21#define DEBUG_LL_VIRT_BASE		0xf8000000
22
23#if defined(CONFIG_DEBUG_VEXPRESS_UART0_DETECT)
24
25		.macro	addruart,rp,rv,tmp
26		.arch   armv7-a
27
28		@ Make an educated guess regarding the memory map:
29		@ - the original A9 core tile (based on ARM Cortex-A9 r0p1)
30		@   should use UART at 0x10009000
31		@ - all other (RS1 complaint) tiles use UART mapped
32		@   at 0x1c090000
33		mrc	p15, 0, \rp, c0, c0, 0
34		movw	\rv, #0xc091
35		movt	\rv, #0x410f
36		cmp	\rp, \rv
37
38		@ Original memory map
39		moveq	\rp, #DEBUG_LL_UART_OFFSET
40		orreq	\rv, \rp, #DEBUG_LL_VIRT_BASE
41		orreq	\rp, \rp, #DEBUG_LL_PHYS_BASE
42
43		@ RS1 memory map
44		movne	\rp, #DEBUG_LL_UART_OFFSET_RS1
45		orrne	\rv, \rp, #DEBUG_LL_VIRT_BASE
46		orrne	\rp, \rp, #DEBUG_LL_PHYS_BASE_RS1
47
48		.endm
49
50#include <debug/pl01x.S>
51#endif
52