u-boot/board/freescale/mpc8548cds/law.c
Kumar Gala c8c41d4a80 85xx: Use proper defines for PCI addresses
We should be using the _MEM_PHYS for LAW and TLB setup and not _MEM_BASE.
While _MEM_BASE & _MEM_PHYS are normally the same, _MEM_BASE should only
be used for configuring the PCI ATMU.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
2008-01-16 23:21:56 -06:00

73 lines
2.8 KiB
C

/*
* 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:
*
* 0x0000_0000 0x7fff_ffff DDR 2G
* 0x8000_0000 0x9fff_ffff PCI1 MEM 512M
* 0xa000_0000 0xbfff_ffff PCIe MEM 512M
* 0xc000_0000 0xdfff_ffff RapidIO 512M
* 0xe000_0000 0xe000_ffff CCSR 1M
* 0xe200_0000 0xe10f_ffff PCI1 IO 1M
* 0xe280_0000 0xe20f_ffff PCI2 IO 1M
* 0xe300_0000 0xe30f_ffff PCIe IO 1M
* 0xf000_0000 0xf3ff_ffff SDRAM 64M
* 0xf800_0000 0xf80f_ffff NVRAM/CADMUS (*) 1M
* 0xff00_0000 0xff7f_ffff FLASH (2nd bank) 8M
* 0xff80_0000 0xffff_ffff FLASH (boot bank) 8M
*
* 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.
*
* LAW 0 is reserved for boot mapping
*/
struct law_entry law_table[] = {
#ifdef CFG_PCI1_MEM_PHYS
SET_LAW_ENTRY(2, CFG_PCI1_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCI),
SET_LAW_ENTRY(3, CFG_PCI1_IO_PHYS, LAW_SIZE_1M, LAW_TRGT_IF_PCI),
#endif
#ifdef CFG_PCI2_MEM_PHYS
SET_LAW_ENTRY(4, CFG_PCI2_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCI_2),
SET_LAW_ENTRY(5, CFG_PCI2_IO_PHYS, LAW_SIZE_1M, LAW_TRGT_IF_PCI_2),
#endif
#ifdef CFG_PCIE1_MEM_PHYS
SET_LAW_ENTRY(6, CFG_PCIE1_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCIE_1),
SET_LAW_ENTRY(7, CFG_PCIE1_IO_PHYS, LAW_SIZE_1M, LAW_TRGT_IF_PCIE_1),
#endif
/* LBC window - maps 256M 0xf0000000 -> 0xffffffff */
SET_LAW_ENTRY(8, CFG_LBC_SDRAM_BASE, LAW_SIZE_256M, LAW_TRGT_IF_LBC),
#ifdef CFG_RIO_MEM_PHYS
SET_LAW_ENTRY(9, CFG_RIO_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_RIO),
#endif
};
int num_law_entries = ARRAY_SIZE(law_table);