root/arch/arm/mach-rpc/fiq.S
/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/assembler.h>
#include <mach/hardware.h>

        .equ    ioc_base_high, IOC_BASE & 0xff000000
        .equ    ioc_base_low, IOC_BASE & 0x00ff0000

        .text
        .global rpc_default_fiq_end
ENTRY(rpc_default_fiq_start)
        mov     r12, #ioc_base_high
        .if     ioc_base_low
        orr     r12, r12, #ioc_base_low
        .endif
        strb    r12, [r12, #0x38]       @ Disable FIQ register
        subs    pc, lr, #4
rpc_default_fiq_end: