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authorIngo Molnar <mingo@elte.hu>2008-08-14 14:58:01 +0200
committerIngo Molnar <mingo@elte.hu>2008-08-14 14:58:01 +0200
commit51ca3c679194e7435c25b8e77b0a73c597e41ae9 (patch)
treea681dca369607ab0f371d5246b0f75140b860a8a /arch/arm/plat-omap/include/mach/debug-macro.S
parentb55793f7528ce1b73c25b3ac8a86a6cda2a0f9a4 (diff)
parentb635acec48bcaa9183fcbf4e3955616b0d4119b5 (diff)
Merge branch 'linus' into x86/core
Conflicts: arch/x86/kernel/genapic_64.c include/asm-x86/kvm_host.h Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/arm/plat-omap/include/mach/debug-macro.S')
-rw-r--r--arch/arm/plat-omap/include/mach/debug-macro.S58
1 files changed, 58 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/include/mach/debug-macro.S b/arch/arm/plat-omap/include/mach/debug-macro.S
new file mode 100644
index 00000000000..1b0039bdeb4
--- /dev/null
+++ b/arch/arm/plat-omap/include/mach/debug-macro.S
@@ -0,0 +1,58 @@
+/* arch/arm/plat-omap/include/mach/debug-macro.S
+ *
+ * Debugging macro include header
+ *
+ * Copyright (C) 1994-1999 Russell King
+ * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+*/
+
+ .macro addruart,rx
+ mrc p15, 0, \rx, c1, c0
+ tst \rx, #1 @ MMU enabled?
+#ifdef CONFIG_ARCH_OMAP1
+ moveq \rx, #0xff000000 @ physical base address
+ movne \rx, #0xfe000000 @ virtual base
+ orr \rx, \rx, #0x00fb0000
+#ifdef CONFIG_OMAP_LL_DEBUG_UART3
+ orr \rx, \rx, #0x00009000 @ UART 3
+#endif
+#if defined(CONFIG_OMAP_LL_DEBUG_UART2) || defined(CONFIG_OMAP_LL_DEBUG_UART3)
+ orr \rx, \rx, #0x00000800 @ UART 2 & 3
+#endif
+
+#elif CONFIG_ARCH_OMAP2
+ moveq \rx, #0x48000000 @ physical base address
+ movne \rx, #0xd8000000 @ virtual base
+ orr \rx, \rx, #0x0006a000
+#ifdef CONFIG_OMAP_LL_DEBUG_UART2
+ add \rx, \rx, #0x00002000 @ UART 2
+#endif
+#ifdef CONFIG_OMAP_LL_DEBUG_UART3
+ add \rx, \rx, #0x00004000 @ UART 3
+#endif
+#endif
+ .endm
+
+ .macro senduart,rd,rx
+ strb \rd, [\rx]
+ .endm
+
+ .macro busyuart,rd,rx
+1001: ldrb \rd, [\rx, #(0x5 << 2)] @ OMAP-1510 and friends
+ and \rd, \rd, #0x60
+ teq \rd, #0x60
+ beq 1002f
+ ldrb \rd, [\rx, #(0x5 << 0)] @ OMAP-730 only
+ and \rd, \rd, #0x60
+ teq \rd, #0x60
+ bne 1001b
+1002:
+ .endm
+
+ .macro waituart,rd,rx
+ .endm