xref: /linux/arch/microblaze/include/asm/pgalloc.h (revision 9c5968db9e625019a0ee5226c7eebef5519d366a)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright (C) 2008-2009 Michal Simek <monstr@monstr.eu>
4  * Copyright (C) 2008-2009 PetaLogix
5  * Copyright (C) 2006 Atmark Techno, Inc.
6  */
7 
8 #ifndef _ASM_MICROBLAZE_PGALLOC_H
9 #define _ASM_MICROBLAZE_PGALLOC_H
10 
11 #include <linux/kernel.h>	/* For min/max macros */
12 #include <linux/highmem.h>
13 #include <linux/pgtable.h>
14 #include <asm/setup.h>
15 #include <asm/io.h>
16 #include <asm/page.h>
17 #include <asm/cache.h>
18 
19 #define __HAVE_ARCH_PTE_ALLOC_ONE_KERNEL
20 #include <asm-generic/pgalloc.h>
21 
22 extern void __bad_pte(pmd_t *pmd);
23 
24 #define pgd_alloc(mm)		__pgd_alloc(mm, 0)
25 
26 extern pte_t *pte_alloc_one_kernel(struct mm_struct *mm);
27 
28 #define __pte_free_tlb(tlb, pte, addr)	pte_free((tlb)->mm, (pte))
29 
30 #define pmd_populate(mm, pmd, pte) \
31 			(pmd_val(*(pmd)) = (unsigned long)page_address(pte))
32 
33 #define pmd_populate_kernel(mm, pmd, pte) \
34 		(pmd_val(*(pmd)) = (unsigned long) (pte))
35 
36 #endif /* _ASM_MICROBLAZE_PGALLOC_H */
37