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authorIngo Molnar <mingo@elte.hu>2008-08-15 18:15:17 +0200
committerIngo Molnar <mingo@elte.hu>2008-08-15 18:15:17 +0200
commitf3efbe582b5396d134024c03a5fa253f2a85d9a6 (patch)
treee4e15b7567b82d24cb1e7327398286a2b88df04c /arch/arm/mach-msm/include/mach/debug-macro.S
parent05d3ed0a1fe3ea05ab9f3b8d32576a0bc2e19660 (diff)
parentb635acec48bcaa9183fcbf4e3955616b0d4119b5 (diff)
Merge branch 'linus' into x86/gart
Diffstat (limited to 'arch/arm/mach-msm/include/mach/debug-macro.S')
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1 files changed, 40 insertions, 0 deletions
diff --git a/arch/arm/mach-msm/include/mach/debug-macro.S b/arch/arm/mach-msm/include/mach/debug-macro.S
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+++ b/arch/arm/mach-msm/include/mach/debug-macro.S
@@ -0,0 +1,40 @@
+/* arch/arm/mach-msm7200/include/mach/debug-macro.S
+ *
+ * Copyright (C) 2007 Google, Inc.
+ * Author: Brian Swetland <swetland@google.com>
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#include <mach/hardware.h>
+#include <mach/msm_iomap.h>
+
+ .macro addruart,rx
+ @ see if the MMU is enabled and select appropriate base address
+ mrc p15, 0, \rx, c1, c0
+ tst \rx, #1
+ ldreq \rx, =MSM_UART1_PHYS
+ ldrne \rx, =MSM_UART1_BASE
+ .endm
+
+ .macro senduart,rd,rx
+ str \rd, [\rx, #0x0C]
+ .endm
+
+ .macro waituart,rd,rx
+ @ wait for TX_READY
+1: ldr \rd, [\rx, #0x08]
+ tst \rd, #0x04
+ beq 1b
+ .endm
+
+ .macro busyuart,rd,rx
+ .endm