diff options
Diffstat (limited to 'arch/arm/mach-l7200/include/mach/entry-macro.S')
| -rw-r--r-- | arch/arm/mach-l7200/include/mach/entry-macro.S | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/arch/arm/mach-l7200/include/mach/entry-macro.S b/arch/arm/mach-l7200/include/mach/entry-macro.S new file mode 100644 index 0000000..1726d91 --- /dev/null +++ b/arch/arm/mach-l7200/include/mach/entry-macro.S @@ -0,0 +1,35 @@ +/* + * arch/arm/mach-l7200/include/mach/entry-macro.S + * + * Low-level IRQ helper macros for L7200-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. + */ +#include <mach/hardware.h> + + .equ irq_base_addr, IO_BASE_2 + + .macro disable_fiq + .endm + + .macro get_irqnr_preamble, base, tmp + .endm + + .macro arch_ret_to_user, tmp1, tmp2 + .endm + + .macro get_irqnr_and_base, irqnr, irqstat, base, tmp + mov \irqstat, #irq_base_addr @ Virt addr IRQ regs + add \irqstat, \irqstat, #0x00001000 @ Status reg + ldr \irqstat, [\irqstat, #0] @ get interrupts + mov \irqnr, #0 +1001: tst \irqstat, #1 + addeq \irqnr, \irqnr, #1 + moveq \irqstat, \irqstat, lsr #1 + tsteq \irqnr, #32 + beq 1001b + teq \irqnr, #32 + .endm + |
