source: SVN/rincon/u-boot/board/freescale/mpc8555cds/law.c @ 55

Last change on this file since 55 was 55, checked in by Tim Harvey, 22 months ago

rincon: added latest u-boot source

restored form server backup

Signed-off-by: Tim Harvey <tharvey@…>

File size: 2.2 KB
Line 
1/*
2 * Copyright 2008 Freescale Semiconductor, Inc.
3 *
4 * (C) Copyright 2000
5 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
6 *
7 * See file CREDITS for list of people who contributed to this
8 * project.
9 *
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License as
12 * published by the Free Software Foundation; either version 2 of
13 * the License, or (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
23 * MA 02111-1307 USA
24 */
25
26#include <common.h>
27#include <asm/fsl_law.h>
28#include <asm/mmu.h>
29
30/*
31 * LAW(Local Access Window) configuration:
32 *
33 * 0x0000_0000     0x7fff_ffff     DDR                     2G
34 * 0x8000_0000     0x9fff_ffff     PCI1 MEM                512M
35 * 0xa000_0000     0xbfff_ffff     PCI2 MEM                512M
36 * 0xe000_0000     0xe000_ffff     CCSR                    1M
37 * 0xe200_0000     0xe20f_ffff     PCI1 IO                 1M
38 * 0xe210_0000     0xe21f_ffff     PCI2 IO                 1M
39 * 0xf000_0000     0xf7ff_ffff     SDRAM                   128M
40 * 0xf800_0000     0xf80f_ffff     NVRAM/CADMUS (*)        1M
41 * 0xff00_0000     0xff7f_ffff     FLASH (2nd bank)        8M
42 * 0xff80_0000     0xffff_ffff     FLASH (boot bank)       8M
43 *
44 * Notes:
45 *    CCSRBAR and L2-as-SRAM don't need a configured Local Access Window.
46 *    If flash is 8M at default position (last 8M), no LAW needed.
47 */
48
49struct law_entry law_table[] = {
50        SET_LAW(CFG_PCI1_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCI),
51        SET_LAW(CFG_PCI2_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCI_2),
52        SET_LAW(CFG_PCI1_IO_PHYS, LAW_SIZE_1M, LAW_TRGT_IF_PCI),
53        SET_LAW(CFG_PCI2_IO_PHYS, LAW_SIZE_1M, LAW_TRGT_IF_PCI_2),
54        /* LBC window - maps 256M 0xf0000000 -> 0xffffffff */
55        SET_LAW(CFG_LBC_SDRAM_BASE, LAW_SIZE_256M, LAW_TRGT_IF_LBC),
56};
57
58int num_law_entries = ARRAY_SIZE(law_table);
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