acrn-kernel/include/asm-arm/arch-iop32x/entry-macro.S

22 lines
576 B
ArmAsm

/*
* include/asm-arm/arch-iop32x/entry-macro.S
*
* Low-level IRQ helper macros for IOP32x-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 <asm/arch/iop32x.h>
.macro disable_fiq
.endm
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
ldr \base, =IOP3XX_REG_ADDR(0x07D8)
ldr \irqstat, [\base] @ Read IINTSRC
cmp \irqstat, #0
clzne \irqnr, \irqstat
rsbne \irqnr, \irqnr, #31
.endm