[mirror_ubuntu-hirsute-kernel.git] / arch / unicore32 / include / asm / memblock.h

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * linux/arch/unicore32/include/asm/memblock.h
 *
 * Code specific to PKUnity SoC and UniCore ISA
 *
 * Copyright (C) 2001-2010 GUAN Xue-tao
 */

#ifndef __UNICORE_MEMBLOCK_H__
#define __UNICORE_MEMBLOCK_H__

/*
 * Memory map description
 */
# define NR_BANKS 8

struct membank {
	unsigned long start;
	unsigned long size;
	unsigned int highmem;
};

struct meminfo {
	int nr_banks;
	struct membank bank[NR_BANKS];
};

extern struct meminfo meminfo;

#define for_each_bank(iter, mi)				\
	for (iter = 0; iter < (mi)->nr_banks; iter++)

#define bank_pfn_start(bank)	__phys_to_pfn((bank)->start)
#define bank_pfn_end(bank)	__phys_to_pfn((bank)->start + (bank)->size)
#define bank_pfn_size(bank)	((bank)->size >> PAGE_SHIFT)
#define bank_phys_start(bank)	((bank)->start)
#define bank_phys_end(bank)	((bank)->start + (bank)->size)
#define bank_phys_size(bank)	((bank)->size)

extern void uc32_memblock_init(struct meminfo *);

#endif
Commit	Line	Data
d2912cb1	1	/* SPDX-License-Identifier: GPL-2.0-only */
b50f1704 G	2	/*
	3	* linux/arch/unicore32/include/asm/memblock.h
	4	*
	5	* Code specific to PKUnity SoC and UniCore ISA
	6	*
	7	* Copyright (C) 2001-2010 GUAN Xue-tao
b50f1704 G	8	*/
	9
	10	#ifndef __UNICORE_MEMBLOCK_H__
	11	#define __UNICORE_MEMBLOCK_H__
	12
	13	/*
	14	* Memory map description
	15	*/
	16	# define NR_BANKS 8
	17
	18	struct membank {
	19	unsigned long start;
	20	unsigned long size;
	21	unsigned int highmem;
	22	};
	23
	24	struct meminfo {
	25	int nr_banks;
	26	struct membank bank[NR_BANKS];
	27	};
	28
	29	extern struct meminfo meminfo;
	30
	31	#define for_each_bank(iter, mi) \
	32	for (iter = 0; iter < (mi)->nr_banks; iter++)
	33
	34	#define bank_pfn_start(bank) __phys_to_pfn((bank)->start)
	35	#define bank_pfn_end(bank) __phys_to_pfn((bank)->start + (bank)->size)
	36	#define bank_pfn_size(bank) ((bank)->size >> PAGE_SHIFT)
	37	#define bank_phys_start(bank) ((bank)->start)
	38	#define bank_phys_end(bank) ((bank)->start + (bank)->size)
	39	#define bank_phys_size(bank) ((bank)->size)
	40
	41	extern void uc32_memblock_init(struct meminfo *);
	42
	43	#endif