[linux-block.git] / arch / csky / include / asm / fixmap.h

/* SPDX-License-Identifier: GPL-2.0 */

#ifndef __ASM_CSKY_FIXMAP_H
#define __ASM_CSKY_FIXMAP_H

#include <asm/page.h>
#include <asm/memory.h>
#ifdef CONFIG_HIGHMEM
#include <linux/threads.h>
#include <asm/kmap_size.h>
#endif

enum fixed_addresses {
#ifdef CONFIG_HAVE_TCM
	FIX_TCM = TCM_NR_PAGES,
#endif
#ifdef CONFIG_HIGHMEM
	FIX_KMAP_BEGIN,
	FIX_KMAP_END = FIX_KMAP_BEGIN + (KM_MAX_IDX * NR_CPUS) - 1,
#endif
	__end_of_fixed_addresses
};

#define FIXADDR_SIZE	(__end_of_fixed_addresses << PAGE_SHIFT)
#define FIXADDR_START	(FIXADDR_TOP - FIXADDR_SIZE)

#include <asm-generic/fixmap.h>

extern void fixrange_init(unsigned long start, unsigned long end,
	pgd_t *pgd_base);
extern void __init fixaddr_init(void);

#endif /* __ASM_CSKY_FIXMAP_H */
Commit	Line	Data
	1	/* SPDX-License-Identifier: GPL-2.0 */
	2
	3	#ifndef __ASM_CSKY_FIXMAP_H
	4	#define __ASM_CSKY_FIXMAP_H
	5
	6	#include <asm/page.h>
	7	#include <asm/memory.h>
	8	#ifdef CONFIG_HIGHMEM
	9	#include <linux/threads.h>
	10	#include <asm/kmap_size.h>
	11	#endif
	12
	13	enum fixed_addresses {
	14	#ifdef CONFIG_HAVE_TCM
	15	FIX_TCM = TCM_NR_PAGES,
	16	#endif
	17	#ifdef CONFIG_HIGHMEM
	18	FIX_KMAP_BEGIN,
	19	FIX_KMAP_END = FIX_KMAP_BEGIN + (KM_MAX_IDX * NR_CPUS) - 1,
	20	#endif
	21	__end_of_fixed_addresses
	22	};
	23
	24	#define FIXADDR_SIZE (__end_of_fixed_addresses << PAGE_SHIFT)
	25	#define FIXADDR_START (FIXADDR_TOP - FIXADDR_SIZE)
	26
	27	#include <asm-generic/fixmap.h>
	28
	29	extern void fixrange_init(unsigned long start, unsigned long end,
	30	pgd_t *pgd_base);
	31	extern void __init fixaddr_init(void);
	32
	33	#endif /* __ASM_CSKY_FIXMAP_H */