kernel/arch/arm/mach-w90x900/include/mach/entry-macro.S

   1 /*
   2  * arch/arm/mach-w90x900/include/mach/entry-macro.S
   3  *
   4  * Low-level IRQ helper macros for W90P910-based platforms
   5  *
   6  * This file is licensed under  the terms of the GNU General Public
   7  * License version 2. This program is licensed "as is" without any
   8  * warranty of any kind, whether express or implied.
   9  *
  10  */
  11
  12 #include <mach/hardware.h>
  13 #include <mach/regs-irq.h>
  14
  15         .macro  get_irqnr_preamble, base, tmp
  16         .endm
  17
  18         .macro  get_irqnr_and_base, irqnr, irqstat, base, tmp
  19
  20                 mov     \base, #AIC_BA
  21
  22                 ldr     \irqnr, [\base, #AIC_IPER]
  23                 ldr     \irqnr, [\base, #AIC_ISNR]
  24                 cmp     \irqnr, #0
  25
  26         .endm