linux_dsm_epyc7002/arch/arm64/include/asm/dmi.h
Yi Li d1ae8c0057 arm64: dmi: Add SMBIOS/DMI support
SMBIOS is important for server hardware vendors. It implements a spec for
providing descriptive information about the platform. Things like serial
numbers, physical layout of the ports, build configuration data, and the like.

Signed-off-by: Yi Li <yi.li@linaro.org>
Tested-by: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Tested-by: Leif Lindholm <leif.lindholm@linaro.org>
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
2014-11-05 09:03:25 +01:00

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/*
* arch/arm64/include/asm/dmi.h
*
* Copyright (C) 2013 Linaro Limited.
* Written by: Yi Li (yi.li@linaro.org)
*
* based on arch/ia64/include/asm/dmi.h
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*/
#ifndef __ASM_DMI_H
#define __ASM_DMI_H
#include <linux/io.h>
#include <linux/slab.h>
/*
* According to section 2.3.6 of the UEFI spec, the firmware should not
* request a virtual mapping for configuration tables such as SMBIOS.
* This means we have to map them before use.
*/
#define dmi_early_remap(x, l) ioremap_cache(x, l)
#define dmi_early_unmap(x, l) iounmap(x)
#define dmi_remap(x, l) ioremap_cache(x, l)
#define dmi_unmap(x) iounmap(x)
#define dmi_alloc(l) kzalloc(l, GFP_KERNEL)
#endif