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authorLen Brown <len.brown@intel.com>2009-04-05 10:14:15 +0400
committerLen Brown <len.brown@intel.com>2009-04-05 10:14:15 +0400
commit478c6a43fcbc6c11609f8cee7c7b57223907754f (patch)
treea7f7952099da60d33032aed6de9c0c56c9f8779e /arch/arm/mach-gemini/include/mach/entry-macro.S
parent8a3f257c704e02aee9869decd069a806b45be3f1 (diff)
parent6bb597507f9839b13498781e481f5458aea33620 (diff)
downloadlinux-478c6a43fcbc6c11609f8cee7c7b57223907754f.tar.xz
Merge branch 'linus' into release
Conflicts: arch/x86/kernel/cpu/cpufreq/longhaul.c Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'arch/arm/mach-gemini/include/mach/entry-macro.S')
-rw-r--r--arch/arm/mach-gemini/include/mach/entry-macro.S39
1 files changed, 39 insertions, 0 deletions
diff --git a/arch/arm/mach-gemini/include/mach/entry-macro.S b/arch/arm/mach-gemini/include/mach/entry-macro.S
new file mode 100644
index 000000000000..1624f91a2b8b
--- /dev/null
+++ b/arch/arm/mach-gemini/include/mach/entry-macro.S
@@ -0,0 +1,39 @@
+/*
+ * Low-level IRQ helper macros for Gemini platform.
+ *
+ * Copyright (C) 2001-2006 Storlink, Corp.
+ * Copyright (C) 2008-2009 Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+#include <mach/hardware.h>
+
+#define IRQ_STATUS 0x14
+
+ .macro disable_fiq
+ .endm
+
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
+ .macro get_irqnr_and_base, irqnr, irqstat, base, tmp
+ ldr \irqstat, =IO_ADDRESS(GEMINI_INTERRUPT_BASE + IRQ_STATUS)
+ ldr \irqnr, [\irqstat]
+ cmp \irqnr, #0
+ beq 2313f
+ mov \tmp, \irqnr
+ mov \irqnr, #0
+2312:
+ tst \tmp, #1
+ bne 2313f
+ add \irqnr, \irqnr, #1
+ mov \tmp, \tmp, lsr #1
+ cmp \irqnr, #31
+ bcc 2312b
+2313:
+ .endm