sys_pciconfig_iobase  556 arch/arm64/include/asm/unistd32.h __SYSCALL(__NR_pciconfig_iobase, sys_pciconfig_iobase)
sys_pciconfig_iobase 1018 include/linux/syscalls.h asmlinkage long sys_pciconfig_iobase(long which, unsigned long bus, unsigned long devfn);