1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
|
/*
* Copyright 2008 Freescale Semiconductor, Inc.
*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <asm/fsl_law.h>
#include <asm/mmu.h>
/*
* LAW(Local Access Window) configuration:
*
* Standard mapping:
*
* 0x0000_0000 0x7fff_ffff DDR 2G
* 0x8000_0000 0x9fff_ffff PCI1 MEM 512M
* 0xc000_0000 0xdfff_ffff RapidIO or PCI express 512M
* 0xe000_0000 0xe000_ffff CCSR 1M
* 0xe200_0000 0xe2ff_ffff PCI1 IO 16M
* 0xe300_0000 0xe3ff_ffff CAN and NAND Flash 16M
* 0xef00_0000 0xefff_ffff PCI express IO 16M
* 0xfc00_0000 0xffff_ffff FLASH (boot bank) 128M
*
* Big FLASH mapping:
*
* 0x0000_0000 0x7fff_ffff DDR 2G
* 0x8000_0000 0x9fff_ffff PCI1 MEM 512M
* 0xa000_0000 0xa000_ffff CCSR 1M
* 0xa200_0000 0xa2ff_ffff PCI1 IO 16M
* 0xa300_0000 0xa3ff_ffff CAN and NAND Flash 16M
* 0xaf00_0000 0xafff_ffff PCI express IO 16M
* 0xb000_0000 0xbfff_ffff RapidIO or PCI express 256M
* 0xc000_0000 0xffff_ffff FLASH (boot bank) 1G
*
* Notes:
* CCSRBAR and L2-as-SRAM don't need a configured Local Access Window.
* If flash is 8M at default position (last 8M), no LAW needed.
*/
#ifdef CONFIG_TQM_BIGFLASH
#define LAW_3_SIZE LAW_SIZE_1G
#define LAW_5_SIZE LAW_SIZE_256M
#else
#define LAW_3_SIZE LAW_SIZE_128M
#define LAW_5_SIZE LAW_SIZE_512M
#endif
struct law_entry law_table[] = {
SET_LAW(CONFIG_SYS_DDR_SDRAM_BASE, LAW_SIZE_2G, LAW_TRGT_IF_DDR),
SET_LAW(CONFIG_SYS_LBC_FLASH_BASE, LAW_3_SIZE, LAW_TRGT_IF_LBC),
#ifndef CONFIG_PCIE1
SET_LAW(CONFIG_SYS_RIO_MEM_BASE, LAW_5_SIZE, LAW_TRGT_IF_RIO),
#endif /* CONFIG_PCIE1 */
#if defined(CONFIG_CAN_DRIVER) || defined(CONFIG_NAND)
SET_LAW(CONFIG_SYS_CAN_BASE, LAW_SIZE_16M, LAW_TRGT_IF_LBC),
#endif /* CONFIG_CAN_DRIVER || CONFIG_NAND */
};
int num_law_entries = ARRAY_SIZE (law_table);
|
