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-rw-r--r--arch/arm/mach-l7200/include/mach/entry-macro.S35
1 files changed, 35 insertions, 0 deletions
diff --git a/arch/arm/mach-l7200/include/mach/entry-macro.S b/arch/arm/mach-l7200/include/mach/entry-macro.S
new file mode 100644
index 000000000000..1726d91fc1d3
--- /dev/null
+++ b/arch/arm/mach-l7200/include/mach/entry-macro.S
@@ -0,0 +1,35 @@
+/*
+ * arch/arm/mach-l7200/include/mach/entry-macro.S
+ *
+ * Low-level IRQ helper macros for L7200-based platforms
+ *
+ * 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>
+
+ .equ irq_base_addr, IO_BASE_2
+
+ .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
+ mov \irqstat, #irq_base_addr @ Virt addr IRQ regs
+ add \irqstat, \irqstat, #0x00001000 @ Status reg
+ ldr \irqstat, [\irqstat, #0] @ get interrupts
+ mov \irqnr, #0
+1001: tst \irqstat, #1
+ addeq \irqnr, \irqnr, #1
+ moveq \irqstat, \irqstat, lsr #1
+ tsteq \irqnr, #32
+ beq 1001b
+ teq \irqnr, #32
+ .endm
+
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