This commit was manufactured by cvs2svn to create branch 'vserver'.

[linux-2.6.git] / include / asm-arm / arch-aaec2000 / entry-macro.S

diff --git a/include/asm-arm/arch-aaec2000/entry-macro.S b/include/asm-arm/arch-aaec2000/entry-macro.S
new file mode 100644 (file)
index 0000000..1eb3503
--- /dev/null
+++ b/include/asm-arm/arch-aaec2000/entry-macro.S
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+/*
+ *  linux/include/asm-arm/arch-aaec2000/entry-macro.S
+ *
+ *  Low-level IRQ helper for aaec-2000 based platforms
+ *
+ *  Copyright (c) 2005 Nicolas Bellido Y Ortega
+ *
+ *  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.
+ *
+ */
+#include <asm/arch/irqs.h>
+
+               .macro  disable_fiq
+               .endm
+
+               .macro  get_irqnr_and_base, irqnr, irqstat, base, tmp
+               mov     r4, #0xf8000000
+               add     r4, r4, #0x00000500
+               mov     \base, r4
+               ldr     \irqstat, [\base, #0]
+               cmp     \irqstat, #0
+               bne     1001f
+               ldr     \irqnr, =NR_IRQS+1
+               b       1003f
+1001:          mov     \irqnr, #0
+1002:          ands    \tmp, \irqstat, #1
+               mov     \irqstat, \irqstat, LSR #1
+               add     \irqnr, \irqnr, #1
+               beq     1002b
+               sub     \irqnr, \irqnr, #1
+1003:
+               .endm