mmu.c (536fd93d432858eb6b7c1ad1dcfe051840ebef47) mmu.c (836a24183273e9db1c092246bd8e306b297d9917)
1/*
2 * linux/arch/arm/mm/mmu.c
3 *
4 * Copyright (C) 1995-2005 Russell King
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.

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218}
219early_param("ecc", early_ecc);
220#endif
221
222#else /* ifdef CONFIG_CPU_CP15 */
223
224static int __init early_cachepolicy(char *p)
225{
1/*
2 * linux/arch/arm/mm/mmu.c
3 *
4 * Copyright (C) 1995-2005 Russell King
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.

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218}
219early_param("ecc", early_ecc);
220#endif
221
222#else /* ifdef CONFIG_CPU_CP15 */
223
224static int __init early_cachepolicy(char *p)
225{
226 pr_warn("cachepolicy kernel parameter not supported without cp15\n");
226 pr_warning("cachepolicy kernel parameter not supported without cp15\n");
227}
228early_param("cachepolicy", early_cachepolicy);
229
230static int __init noalign_setup(char *__unused)
231{
227}
228early_param("cachepolicy", early_cachepolicy);
229
230static int __init noalign_setup(char *__unused)
231{
232 pr_warn("noalign kernel parameter not supported without cp15\n");
232 pr_warning("noalign kernel parameter not supported without cp15\n");
233}
234__setup("noalign", noalign_setup);
235
236#endif /* ifdef CONFIG_CPU_CP15 / else */
237
238#define PROT_PTE_DEVICE L_PTE_PRESENT|L_PTE_YOUNG|L_PTE_DIRTY|L_PTE_XN
239#define PROT_PTE_S2_DEVICE PROT_PTE_DEVICE
240#define PROT_SECT_DEVICE PMD_TYPE_SECT|PMD_SECT_AP_WRITE

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1321 flush_cache_all();
1322}
1323
1324static void __init kmap_init(void)
1325{
1326#ifdef CONFIG_HIGHMEM
1327 pkmap_page_table = early_pte_alloc(pmd_off_k(PKMAP_BASE),
1328 PKMAP_BASE, _PAGE_KERNEL_TABLE);
233}
234__setup("noalign", noalign_setup);
235
236#endif /* ifdef CONFIG_CPU_CP15 / else */
237
238#define PROT_PTE_DEVICE L_PTE_PRESENT|L_PTE_YOUNG|L_PTE_DIRTY|L_PTE_XN
239#define PROT_PTE_S2_DEVICE PROT_PTE_DEVICE
240#define PROT_SECT_DEVICE PMD_TYPE_SECT|PMD_SECT_AP_WRITE

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1321 flush_cache_all();
1322}
1323
1324static void __init kmap_init(void)
1325{
1326#ifdef CONFIG_HIGHMEM
1327 pkmap_page_table = early_pte_alloc(pmd_off_k(PKMAP_BASE),
1328 PKMAP_BASE, _PAGE_KERNEL_TABLE);
1329
1330 fixmap_page_table = early_pte_alloc(pmd_off_k(FIXADDR_START),
1331 FIXADDR_START, _PAGE_KERNEL_TABLE);
1332#endif
1329#endif
1330
1331 early_pte_alloc(pmd_off_k(FIXADDR_START), FIXADDR_START,
1332 _PAGE_KERNEL_TABLE);
1333}
1334
1335static void __init map_lowmem(void)
1336{
1337 struct memblock_region *reg;
1338 unsigned long kernel_x_start = round_down(__pa(_stext), SECTION_SIZE);
1339 unsigned long kernel_x_end = round_up(__pa(__init_end), SECTION_SIZE);
1340

--- 195 unchanged lines hidden --- 		1333}
1334
1335static void __init map_lowmem(void)
1336{
1337 struct memblock_region *reg;
1338 unsigned long kernel_x_start = round_down(__pa(_stext), SECTION_SIZE);
1339 unsigned long kernel_x_end = round_up(__pa(__init_end), SECTION_SIZE);
1340

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