Merge tag 'nfs-for-6.10-3' of git://git.linux-nfs.org/projects/trondmy/linux-nfs
[linux-2.6-block.git] / arch / mips / sgi-ip32 / ip32-memory.c
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1/*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
4 * for more details.
5 *
6 * Copyright (C) 2003 Keith M Wesolowski
7 * Copyright (C) 2005 Ilya A. Volynets (Total Knowledge)
8 */
9#include <linux/types.h>
10#include <linux/init.h>
11#include <linux/kernel.h>
e7ae8d17 12#include <linux/memblock.h>
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13#include <linux/mm.h>
14
15#include <asm/ip32/crime.h>
16#include <asm/bootinfo.h>
17#include <asm/page.h>
f64fdde9 18#include <asm/sgialib.h>
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19
20extern void crime_init(void);
21
49a89efb 22void __init prom_meminit(void)
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23{
24 u64 base, size;
25 int bank;
26
27 crime_init();
28
29 for (bank=0; bank < CRIME_MAXBANKS; bank++) {
30 u64 bankctl = crime->bank_ctrl[bank];
31 base = (bankctl & CRIME_MEM_BANK_CONTROL_ADDR) << 25;
32 if (bank != 0 && base == 0)
33 continue;
34 size = (bankctl & CRIME_MEM_BANK_CONTROL_SDRAM_SIZE) ? 128 : 32;
35 size <<= 20;
36 if (base + size > (256 << 20))
37 base += CRIME_HI_MEM_BASE;
38
12e22e8e 39 printk("CRIME MC: bank %u base 0x%016Lx size %LuMiB\n",
1ba582a1 40 bank, base, size >> 20);
e7ae8d17 41 memblock_add(base, size);
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42 }
43}