| Lennert Buytenhek | 3f7e581 | 2006-09-18 23:10:26 +0100 | [diff] [blame] | 1 | /* |
| 2 | * include/asm-arm/arch-iop33x/entry-macro.S |
| 3 | * |
| 4 | * Low-level IRQ helper macros for IOP33x-based platforms |
| 5 | * |
| Lennert Buytenhek | c852ac8 | 2006-09-18 23:26:25 +0100 | [diff] [blame] | 6 | * This file is licensed under the terms of the GNU General Public |
| Lennert Buytenhek | 3f7e581 | 2006-09-18 23:10:26 +0100 | [diff] [blame] | 7 | * License version 2. This program is licensed "as is" without any |
| 8 | * warranty of any kind, whether express or implied. |
| 9 | */ |
| Lennert Buytenhek | c852ac8 | 2006-09-18 23:26:25 +0100 | [diff] [blame] | 10 | #include <asm/arch/iop33x.h> |
| Lennert Buytenhek | 3f7e581 | 2006-09-18 23:10:26 +0100 | [diff] [blame] | 11 | |
| Lennert Buytenhek | c852ac8 | 2006-09-18 23:26:25 +0100 | [diff] [blame] | 12 | .macro disable_fiq |
| Lennert Buytenhek | 3f7e581 | 2006-09-18 23:10:26 +0100 | [diff] [blame] | 13 | .endm |
| 14 | |
| Lennert Buytenhek | c852ac8 | 2006-09-18 23:26:25 +0100 | [diff] [blame] | 15 | .macro get_irqnr_and_base, irqnr, irqstat, base, tmp |
| Lennert Buytenhek | 7412b10 | 2006-09-18 23:24:10 +0100 | [diff] [blame] | 16 | ldr \base, =IOP3XX_REG_ADDR(0x07C8) |
| 17 | ldr \irqstat, [\base] @ Read IINTVEC |
| Lennert Buytenhek | 3f7e581 | 2006-09-18 23:10:26 +0100 | [diff] [blame] | 18 | cmp \irqstat, #0 |
| Lennert Buytenhek | 7412b10 | 2006-09-18 23:24:10 +0100 | [diff] [blame] | 19 | ldreq \irqstat, [\base] @ erratum 63 workaround |
| 20 | adds \irqnr, \irqstat, #1 |
| 21 | movne \irqnr, \irqstat, lsr #2 |
| Lennert Buytenhek | 3f7e581 | 2006-09-18 23:10:26 +0100 | [diff] [blame] | 22 | .endm |