| .. | .. |
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| 1 | | -/* |
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| 2 | | - * fixmap.h: compile-time virtual memory allocation |
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| 1 | +/* SPDX-License-Identifier: GPL-2.0 |
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| 3 | 2 | * |
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| 4 | | - * This file is subject to the terms and conditions of the GNU General Public |
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| 5 | | - * License. See the file "COPYING" in the main directory of this archive |
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| 6 | | - * for more details. |
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| 3 | + * fixmap.h: compile-time virtual memory allocation |
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| 7 | 4 | * |
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| 8 | 5 | * Copyright (C) 1998 Ingo Molnar |
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| 9 | 6 | * |
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| .. | .. |
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| 16 | 13 | #include <linux/kernel.h> |
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| 17 | 14 | #include <linux/threads.h> |
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| 18 | 15 | #include <asm/page.h> |
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| 19 | | -#ifdef CONFIG_HIGHMEM |
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| 20 | | -#include <asm/kmap_types.h> |
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| 21 | | -#endif |
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| 22 | 16 | |
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| 23 | 17 | /* |
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| 24 | 18 | * Here we define all the compile-time 'special' virtual |
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| .. | .. |
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| 56 | 50 | FIX_CMAP_BEGIN, |
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| 57 | 51 | FIX_CMAP_END = FIX_CMAP_BEGIN + (FIX_N_COLOURS * NR_CPUS) - 1, |
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| 58 | 52 | |
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| 59 | | -#ifdef CONFIG_HIGHMEM |
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| 60 | | - FIX_KMAP_BEGIN, /* reserved pte's for temporary kernel mappings */ |
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| 61 | | - FIX_KMAP_END = FIX_KMAP_BEGIN + (KM_TYPE_NR * NR_CPUS) - 1, |
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| 62 | | -#endif |
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| 63 | | - |
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| 64 | 53 | #ifdef CONFIG_IOREMAP_FIXED |
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| 65 | 54 | /* |
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| 66 | 55 | * FIX_IOREMAP entries are useful for mapping physical address |
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| .. | .. |
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| 86 | 75 | * the start of the fixmap, and leave one page empty |
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| 87 | 76 | * at the top of mem.. |
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| 88 | 77 | */ |
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| 89 | | -#ifdef CONFIG_SUPERH32 |
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| 90 | 78 | #define FIXADDR_TOP (P4SEG - PAGE_SIZE) |
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| 91 | | -#else |
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| 92 | | -#define FIXADDR_TOP ((unsigned long)(-PAGE_SIZE)) |
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| 93 | | -#endif |
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| 94 | 79 | #define FIXADDR_SIZE (__end_of_fixed_addresses << PAGE_SHIFT) |
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| 95 | 80 | #define FIXADDR_START (FIXADDR_TOP - FIXADDR_SIZE) |
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| 96 | 81 | |
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