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-rw-r--r--include/asm-arm/arch-pxa/debug-macro.S36
1 files changed, 36 insertions, 0 deletions
diff --git a/include/asm-arm/arch-pxa/debug-macro.S b/include/asm-arm/arch-pxa/debug-macro.S
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1/* linux/include/asm-arm/arch-pxa/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 .macro addruart,rx
15 mrc p15, 0, \rx, c1, c0
16 tst \rx, #1 @ MMU enabled?
17 moveq \rx, #0x40000000 @ physical
18 movne \rx, #io_p2v(0x40000000) @ virtual
19 orr \rx, \rx, #0x00100000
20 .endm
21
22 .macro senduart,rd,rx
23 str \rd, [\rx, #0]
24 .endm
25
26 .macro busyuart,rd,rx
271002: ldr \rd, [\rx, #0x14]
28 tst \rd, #(1 << 6)
29 beq 1002b
30 .endm
31
32 .macro waituart,rd,rx
331001: ldr \rd, [\rx, #0x14]
34 tst \rd, #(1 << 5)
35 beq 1001b
36 .endm