| /* |
| * arch/arm/mach-vt8500/include/mach/entry-macro.S |
| * |
| * Low-level IRQ helper macros for VIA VT8500 |
| * |
| * 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 disable_fiq |
| .endm |
| |
| .macro get_irqnr_preamble, base, tmp |
| @ physical 0xd8140000 is virtual 0xf8140000 |
| mov \base, #0xf8000000 |
| orr \base, \base, #0x00140000 |
| .endm |
| |
| .macro arch_ret_to_user, tmp1, tmp2 |
| .endm |
| |
| .macro get_irqnr_and_base, irqnr, irqstat, base, tmp |
| ldr \irqnr, [\base] |
| cmp \irqnr, #63 @ may be false positive, check interrupt status |
| bne 1001f |
| ldr \irqstat, [\base, #0x84] |
| ands \irqstat, #0x80000000 |
| moveq \irqnr, #0 |
| 1001: |
| .endm |
| |
