[mirror_ubuntu-bionic-kernel.git] / arch / x86 / include / asm / init.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_INIT_H
#define _ASM_X86_INIT_H

struct x86_mapping_info {
	void *(*alloc_pgt_page)(void *); /* allocate buf for page table */
	void *context;			 /* context for alloc_pgt_page */
	unsigned long page_flag;	 /* page flag for PMD or PUD entry */
	unsigned long offset;		 /* ident mapping offset */
	bool direct_gbpages;		 /* PUD level 1GB page support */
	unsigned long kernpg_flag;	 /* kernel pagetable flag override */
};

int kernel_ident_mapping_init(struct x86_mapping_info *info, pgd_t *pgd_page,
				unsigned long pstart, unsigned long pend);

#endif /* _ASM_X86_INIT_H */
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
c8dcdb9c YL	2	#ifndef _ASM_X86_INIT_H
c8dcdb9c YL	3	#define _ASM_X86_INIT_H
4fcb2083	4
aece2785 YL	5	struct x86_mapping_info {
	6	void (alloc_pgt_page)(void ); / allocate buf for page table */
	7	void context; / context for alloc_pgt_page */
66aad4fd	8	unsigned long page_flag; /* page flag for PMD or PUD entry */
e4630fdd	9	unsigned long offset; /* ident mapping offset */
66aad4fd	10	bool direct_gbpages; /* PUD level 1GB page support */
bba4ed01	11	unsigned long kernpg_flag; /* kernel pagetable flag override */
aece2785 YL	12	};
	13
	14	int kernel_ident_mapping_init(struct x86_mapping_info info, pgd_t pgd_page,
e4630fdd	15	unsigned long pstart, unsigned long pend);
4fcb2083	16
c8dcdb9c	17	#endif /* _ASM_X86_INIT_H */