arch/arm/mach-mmp/include/mach/entry-macro.S

   1 /*
   2  * linux/arch/arm/mach-mmp/include/mach/entry-macro.S
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License version 2 as
   6  * published by the Free Software Foundation.
   7  */
   8
   9 #include <asm/irq.h>
  10 #include <mach/regs-icu.h>
  11
  12         .macro  get_irqnr_preamble, base, tmp
  13         mrc     p15, 0, \tmp, c0, c0, 0         @ CPUID
  14         and     \tmp, \tmp, #0xff00
  15         cmp     \tmp, #0x5800
  16         ldr     \base, =mmp_icu_base
  17         ldr     \base, [\base, #0]
  18         addne   \base, \base, #0x10c            @ PJ1 AP INT SEL register
  19         addeq   \base, \base, #0x104            @ PJ4 IRQ SEL register
  20         .endm
  21
  22         .macro  get_irqnr_and_base, irqnr, irqstat, base, tmp
  23         ldr     \tmp, [\base, #0]
  24         and     \irqnr, \tmp, #0x3f
  25         tst     \tmp, #(1 << 6)
  26         .endm