1 /* 2 * arch/arm64/include/asm/dmi.h 3 * 4 * Copyright (C) 2013 Linaro Limited. 5 * Written by: Yi Li (yi.li@linaro.org) 6 * 7 * based on arch/ia64/include/asm/dmi.h 8 * 9 * This file is subject to the terms and conditions of the GNU General Public 10 * License. See the file "COPYING" in the main directory of this archive 11 * for more details. 12 */ 13 14 #ifndef __ASM_DMI_H 15 #define __ASM_DMI_H 16 17 #include <linux/io.h> 18 #include <linux/slab.h> 19 20 /* 21 * According to section 2.3.6 of the UEFI spec, the firmware should not 22 * request a virtual mapping for configuration tables such as SMBIOS. 23 * This means we have to map them before use. 24 */ 25 #define dmi_early_remap(x, l) ioremap_cache(x, l) 26 #define dmi_early_unmap(x, l) iounmap(x) 27 #define dmi_remap(x, l) ioremap_cache(x, l) 28 #define dmi_unmap(x) iounmap(x) 29 #define dmi_alloc(l) kzalloc(l, GFP_KERNEL) 30 31 #endif