Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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kernel
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linux
1/* include/asm-arm/arch-msm7200/debug-macro.S
2 *
3 * Copyright (C) 2007 Google, Inc.
4 * Author: Brian Swetland <swetland@google.com>
5 *
6 * This software is licensed under the terms of the GNU General Public
7 * License version 2, as published by the Free Software Foundation, and
8 * may be copied, distributed, and modified under those terms.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 */
16
17#include <asm/hardware.h>
18#include <asm/arch/msm_iomap.h>
19
20 .macro addruart,rx
21 @ see if the MMU is enabled and select appropriate base address
22 mrc p15, 0, \rx, c1, c0
23 tst \rx, #1
24 ldreq \rx, =MSM_UART1_PHYS
25 ldrne \rx, =MSM_UART1_BASE
26 .endm
27
28 .macro senduart,rd,rx
29 str \rd, [\rx, #0x0C]
30 .endm
31
32 .macro waituart,rd,rx
33 @ wait for TX_READY
341: ldr \rd, [\rx, #0x08]
35 tst \rd, #0x04
36 beq 1b
37 .endm
38
39 .macro busyuart,rd,rx
40 .endm