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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
| commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
| tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /arch/mips/include/asm/mach-ip27/spaces.h | |
| parent | Initial commit. (diff) | |
| download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip | |
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/mips/include/asm/mach-ip27/spaces.h')
| -rw-r--r-- | arch/mips/include/asm/mach-ip27/spaces.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mach-ip27/spaces.h b/arch/mips/include/asm/mach-ip27/spaces.h new file mode 100644 index 000000000..66421e9a6 --- /dev/null +++ b/arch/mips/include/asm/mach-ip27/spaces.h @@ -0,0 +1,35 @@ +/* + * 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. + * + * Copyright (C) 1996, 99 Ralf Baechle + * Copyright (C) 2000, 2002 Maciej W. Rozycki + * Copyright (C) 1990, 1999 by Silicon Graphics, Inc. + */ +#ifndef _ASM_MACH_IP27_SPACES_H +#define _ASM_MACH_IP27_SPACES_H + +#include <linux/const.h> + +/* + * IP27 uses the R10000's uncached attribute feature. Attribute 3 selects + * uncached memory addressing. Hide the definitions on 32-bit compilation + * of the compat-vdso code. + */ +#ifdef CONFIG_64BIT +#define HSPEC_BASE _AC(0x9000000000000000, UL) +#define IO_BASE _AC(0x9200000000000000, UL) +#define MSPEC_BASE _AC(0x9400000000000000, UL) +#define UNCAC_BASE _AC(0x9600000000000000, UL) +#define CAC_BASE _AC(0xa800000000000000, UL) +#endif + +#define TO_MSPEC(x) (MSPEC_BASE | ((x) & TO_PHYS_MASK)) +#define TO_HSPEC(x) (HSPEC_BASE | ((x) & TO_PHYS_MASK)) + +#define HIGHMEM_START (~0UL) + +#include <asm/mach-generic/spaces.h> + +#endif /* _ASM_MACH_IP27_SPACES_H */ |