mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-23 04:34:11 +08:00
b50f1704e9
This patch includes generic codes for memory management. Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn> Reviewed-by: Arnd Bergmann <arnd@arndb.de>
47 lines
1.1 KiB
C
47 lines
1.1 KiB
C
/*
|
|
* linux/arch/unicore32/include/asm/memblock.h
|
|
*
|
|
* Code specific to PKUnity SoC and UniCore ISA
|
|
*
|
|
* Copyright (C) 2001-2010 GUAN Xue-tao
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*/
|
|
|
|
#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
|