Merge git://git.kernel.org/pub/scm/linux/kernel/git/brodo/pcmcia-2.6
[linux-2.6] / arch / arm / plat-omap / include / mach / debug-macro.S
1 /* arch/arm/plat-omap/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                 .macro  addruart,rx
15                 mrc     p15, 0, \rx, c1, c0
16                 tst     \rx, #1                 @ MMU enabled?
17 #ifdef CONFIG_ARCH_OMAP1
18                 moveq   \rx, #0xff000000        @ physical base address
19                 movne   \rx, #0xfe000000        @ virtual base
20                 orr     \rx, \rx, #0x00fb0000
21 #ifdef CONFIG_OMAP_LL_DEBUG_UART3
22                 orr     \rx, \rx, #0x00009000   @ UART 3
23 #endif
24 #if defined(CONFIG_OMAP_LL_DEBUG_UART2) || defined(CONFIG_OMAP_LL_DEBUG_UART3)
25                 orr     \rx, \rx, #0x00000800   @ UART 2 & 3
26 #endif
27
28 #elif  CONFIG_ARCH_OMAP2
29                 moveq   \rx, #0x48000000        @ physical base address
30                 movne   \rx, #0xd8000000        @ virtual base
31                 orr     \rx, \rx, #0x0006a000
32 #ifdef CONFIG_OMAP_LL_DEBUG_UART2
33                 add     \rx, \rx, #0x00002000   @ UART 2
34 #endif
35 #ifdef CONFIG_OMAP_LL_DEBUG_UART3
36                 add     \rx, \rx, #0x00004000   @ UART 3
37 #endif
38 #endif
39                 .endm
40
41                 .macro  senduart,rd,rx
42                 strb    \rd, [\rx]
43                 .endm
44
45                 .macro  busyuart,rd,rx
46 1001:           ldrb    \rd, [\rx, #(0x5 << 2)] @ OMAP-1510 and friends
47                 and     \rd, \rd, #0x60
48                 teq     \rd, #0x60
49                 beq     1002f
50                 ldrb    \rd, [\rx, #(0x5 << 0)] @ OMAP-730 only
51                 and     \rd, \rd, #0x60
52                 teq     \rd, #0x60
53                 bne     1001b
54 1002:
55                 .endm
56
57                 .macro  waituart,rd,rx
58                 .endm