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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
| commit | 76cb841cb886eef6b3bee341a2266c76578724ad (patch) | |
| tree | f5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /arch/arm64/include/asm/dmi.h | |
| parent | Initial commit. (diff) | |
| download | linux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip | |
Adding upstream version 4.19.249.upstream/4.19.249upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
| -rw-r--r-- | arch/arm64/include/asm/dmi.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/dmi.h b/arch/arm64/include/asm/dmi.h new file mode 100644 index 000000000..69d37d87b --- /dev/null +++ b/arch/arm64/include/asm/dmi.h @@ -0,0 +1,31 @@ +/* + * 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 |