| * include/asm-arm/arch-sa1100/entry-macro.S |
| * Low-level IRQ helper macros for SA1100-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. |
| .macro get_irqnr_and_base, irqnr, irqstat, base, tmp |
| mov r4, #0xfa000000 @ ICIP = 0xfa050000 |
| ldr \irqstat, [r4] @ get irqs |
| ldr \irqnr, [r4, #4] @ ICMR = 0xfa050004 |
| ands \irqstat, \irqstat, \irqnr |
| moveq \irqstat, \irqstat, lsr #8 |
| moveq \irqstat, \irqstat, lsr #8 |
| moveq \irqstat, \irqstat, lsr #8 |
| moveq \irqstat, \irqstat, lsr #4 |
| moveq \irqstat, \irqstat, lsr #2 |
| addeqs \irqnr, \irqnr, #1 |