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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /arch/arm/mach-gemini/include/mach/entry-macro.S
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure.
Diffstat (limited to 'arch/arm/mach-gemini/include/mach/entry-macro.S')
-rw-r--r--arch/arm/mach-gemini/include/mach/entry-macro.S33
1 files changed, 33 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 00000000..f044e430
--- /dev/null
+++ b/arch/arm/mach-gemini/include/mach/entry-macro.S
@@ -0,0 +1,33 @@
+/*
+ * 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 get_irqnr_preamble, base, tmp
+ .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