1 files changed, 31 insertions, 0 deletions

diff --git a/include/asm-arm/arch-ixp23xx/entry-macro.S b/include/asm-arm/arch-ixp23xx/entry-macro.S
new file mode 100644
index 000000000000..0ef4e6016ac4
--- /dev/null
+++ b/include/asm-arm/arch-ixp23xx/entry-macro.S
@@ -0,0 +1,31 @@
+/*
+ * include/asm-arm/arch-ixp23xx/entry-macro.S
+ */
+
+                .macro  disable_fiq
+                .endm
+
+                .macro  get_irqnr_and_base, irqnr, irqstat, base, tmp
+                ldr     \irqnr, =(IXP23XX_INTC_VIRT + IXP23XX_INTR_IRQ_ENC_ST_OFFSET)
+                ldr     \irqnr, [\irqnr]        @ get interrupt number
+                cmp     \irqnr, #0x0            @ suprious interrupt ?
+                movne   \irqnr, \irqnr, lsr #2  @ skip unwanted low order bits
+                subne   \irqnr, \irqnr, #1      @ convert to 0 based
+
+#if 0
+                cmp     \irqnr, #IRQ_IXP23XX_PCI_INT_RPH
+                bne     1001f
+                mov     \irqnr, #IRQ_IXP23XX_INTA
+
+                ldr     \irqnr, =0xf5000030
+
+                mov     \tmp, #(1<<26)
+                tst     \irqnr, \tmp
+                movne   \irqnr, #IRQ_IXP23XX_INTB
+
+                mov     \tmp, #(1<<27)
+                tst     \irqnr, \tmp
+                movne   \irqnr, #IRQ_IXP23XX_INTA
+1001:
+#endif
+                .endm