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File: [Development] / linux-2.6-xfs / arch / mips / sgi-ip32 / ip32-memory.c (download)

Revision 1.4, Mon Dec 3 16:26:37 2007 UTC (9 years, 10 months ago) by lachlan.longdrop.melbourne.sgi.com
Branch: MAIN
CVS Tags: HEAD
Changes since 1.3: +2 -2 lines

Merge up to 2.6.24-rc3
Merge of 2.6.x-xfs-melb:linux:30183b by kenmcd.

/*
 * 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/mm.h>

#include <asm/ip32/crime.h>
#include <asm/bootinfo.h>
#include <asm/page.h>
#include <asm/pgtable.h>
#include <asm/pgalloc.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);
		add_memory_region(base, size, BOOT_MEM_RAM);
	}
}


void __init prom_free_prom_memory(void)
{
}