root/arch/mips/sgi-ip32/ip32-memory.c
/*
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 * Copyright (C) 2003 Keith M Wesolowski
 * Copyright (C) 2005 Ilya A. Volynets (Total Knowledge)
 */
#include <linux/types.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/memblock.h>
#include <linux/mm.h>

#include <asm/ip32/crime.h>
#include <asm/bootinfo.h>
#include <asm/page.h>
#include <asm/sgialib.h>

extern void crime_init(void);

void __init prom_meminit(void)
{
        u64 base, size;
        int bank;

        crime_init();

        for (bank=0; bank < CRIME_MAXBANKS; bank++) {
                u64 bankctl = crime->bank_ctrl[bank];
                base = (bankctl & CRIME_MEM_BANK_CONTROL_ADDR) << 25;
                if (bank != 0 && base == 0)
                        continue;
                size = (bankctl & CRIME_MEM_BANK_CONTROL_SDRAM_SIZE) ? 128 : 32;
                size <<= 20;
                if (base + size > (256 << 20))
                        base += CRIME_HI_MEM_BASE;

                printk("CRIME MC: bank %u base 0x%016Lx size %LuMiB\n",
                        bank, base, size >> 20);
                memblock_add(base, size);
        }
}