?? io_unknown.c
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/* * linux/arch/sh/kernel/io_unknown.c * * Copyright (C) 2000 Stuart Menefy (stuart.menefy@st.com) * * May be copied or modified under the terms of the GNU General Public * License. See linux/COPYING for more information. * * I/O routine for unknown hardware. */static unsigned int unknown_handler(void){ return 0;}#define UNKNOWN_ALIAS(fn) \ void unknown_##fn(void) __attribute__ ((alias ("unknown_handler")));UNKNOWN_ALIAS(inb)UNKNOWN_ALIAS(inw)UNKNOWN_ALIAS(inl)UNKNOWN_ALIAS(outb)UNKNOWN_ALIAS(outw)UNKNOWN_ALIAS(outl)UNKNOWN_ALIAS(inb_p)UNKNOWN_ALIAS(inw_p)UNKNOWN_ALIAS(inl_p)UNKNOWN_ALIAS(outb_p)UNKNOWN_ALIAS(outw_p)UNKNOWN_ALIAS(outl_p)UNKNOWN_ALIAS(insb)UNKNOWN_ALIAS(insw)UNKNOWN_ALIAS(insl)UNKNOWN_ALIAS(outsb)UNKNOWN_ALIAS(outsw)UNKNOWN_ALIAS(outsl)UNKNOWN_ALIAS(readb)UNKNOWN_ALIAS(readw)UNKNOWN_ALIAS(readl)UNKNOWN_ALIAS(writeb)UNKNOWN_ALIAS(writew)UNKNOWN_ALIAS(writel)UNKNOWN_ALIAS(isa_port2addr)UNKNOWN_ALIAS(ioremap)UNKNOWN_ALIAS(iounmap)?? 快捷鍵說明
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