WSL2-Linux-Kernel/include/asm-arm/arch-iop33x/entry-macro.S

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ArmAsm

/*
* include/asm-arm/arch-iop33x/entry-macro.S
*
* Low-level IRQ helper macros for IOP33x-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/iop33x.h>
.macro disable_fiq
.endm
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
ldr \base, =IOP3XX_REG_ADDR(0x07C8)
ldr \irqstat, [\base] @ Read IINTVEC
cmp \irqstat, #0
ldreq \irqstat, [\base] @ erratum 63 workaround
adds \irqnr, \irqstat, #1
movne \irqnr, \irqstat, lsr #2
.endm