diff options
Diffstat (limited to 'board/mpc8540eval')
| -rw-r--r-- | board/mpc8540eval/Makefile | 4 | ||||
| -rw-r--r-- | board/mpc8540eval/init.S | 41 | ||||
| -rw-r--r-- | board/mpc8540eval/law.c | 54 |
3 files changed, 55 insertions, 44 deletions
diff --git a/board/mpc8540eval/Makefile b/board/mpc8540eval/Makefile index d649c60..c892247 100644 --- a/board/mpc8540eval/Makefile +++ b/board/mpc8540eval/Makefile @@ -25,10 +25,8 @@ include $(TOPDIR)/config.mk LIB = $(obj)lib$(BOARD).a -COBJS := $(BOARD).o flash.o -#COBJS := $(BOARD).o flash.o $(BOARD)_slave.o +COBJS := $(BOARD).o flash.o law.o SOBJS := init.o -#SOBJS := SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) OBJS := $(addprefix $(obj),$(COBJS)) diff --git a/board/mpc8540eval/init.S b/board/mpc8540eval/init.S index a8ac3fb..adc5115 100644 --- a/board/mpc8540eval/init.S +++ b/board/mpc8540eval/init.S @@ -135,44 +135,3 @@ tlb1_entry: .long FSL_BOOKE_MAS3(0,0,(MAS3_SX|MAS3_SW|MAS3_SR)) #endif entry_end - -/* LAW(Local Access Window) configuration: - * 0000_0000-0800_0000: DDR(128M) -or- larger - * f000_0000-f3ff_ffff: PCI(256M) - * f400_0000-f7ff_ffff: RapidIO(128M) - * f800_0000-ffff_ffff: localbus(128M) - * f800_0000-fbff_ffff: LBC SDRAM(64M) - * fc00_0000-fdef_ffff: LBC BCSR,RTC,etc(31M) - * fdf0_0000-fdff_ffff: CCSRBAR(1M) - * fe00_0000-ffff_ffff: Flash(32M) - * Note: CCSRBAR and L2-as-SRAM don't need configure Local Access - * Window. - * Note: If flash is 8M at default position(last 8M),no LAW needed. - */ - -#if !defined(CONFIG_SPD_EEPROM) -#define LAWBAR0 ((CFG_DDR_SDRAM_BASE>>12) & 0xfffff) -#define LAWAR0 (LAWAR_EN | LAWAR_TRGT_IF_DDR | (LAWAR_SIZE & LAWAR_SIZE_128M)) -#else -#define LAWBAR0 0 -#define LAWAR0 ((LAWAR_TRGT_IF_DDR | (LAWAR_SIZE & LAWAR_SIZE_128M)) & ~LAWAR_EN) -#endif - -#define LAWBAR1 ((CFG_PCI_MEM_BASE>>12) & 0xfffff) -#define LAWAR1 (LAWAR_EN | LAWAR_TRGT_IF_PCIX | (LAWAR_SIZE & LAWAR_SIZE_256M)) - -#if !defined(CONFIG_RAM_AS_FLASH) -#define LAWBAR2 ((CFG_LBC_SDRAM_BASE>>12) & 0xfffff) -#define LAWAR2 (LAWAR_EN | LAWAR_TRGT_IF_LBC | (LAWAR_SIZE & LAWAR_SIZE_128M)) -#else -#define LAWBAR2 0 -#define LAWAR2 ((LAWAR_TRGT_IF_LBC | (LAWAR_SIZE & LAWAR_SIZE_128M)) & ~LAWAR_EN) -#endif - - .section .bootpg, "ax" - .globl law_entry -law_entry: - entry_start - .long 0x03 - .long LAWBAR0,LAWAR0,LAWBAR1,LAWAR1,LAWBAR2,LAWAR2 - entry_end diff --git a/board/mpc8540eval/law.c b/board/mpc8540eval/law.c new file mode 100644 index 0000000..4d603f0 --- /dev/null +++ b/board/mpc8540eval/law.c @@ -0,0 +1,54 @@ +/* + * 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: + * 0000_0000-0800_0000: DDR(128M) -or- larger + * f000_0000-f3ff_ffff: PCI(256M) + * f400_0000-f7ff_ffff: RapidIO(128M) + * f800_0000-ffff_ffff: localbus(128M) + * f800_0000-fbff_ffff: LBC SDRAM(64M) + * fc00_0000-fdef_ffff: LBC BCSR,RTC,etc(31M) + * fdf0_0000-fdff_ffff: CCSRBAR(1M) + * fe00_0000-ffff_ffff: Flash(32M) + * Note: CCSRBAR and L2-as-SRAM don't need configure Local Access + * Window. + * Note: If flash is 8M at default position(last 8M),no LAW needed. + */ + +struct law_entry law_table[] = { +#ifndef CONFIG_SPD_EEPROM + SET_LAW_ENTRY(1, CFG_DDR_SDRAM_BASE, LAW_SIZE_128M, LAW_TRGT_IF_DDR), +#endif + SET_LAW_ENTRY(2, CFG_PCI_MEM_BASE, LAW_SIZE_256M, LAW_TRGT_IF_PCI), +#ifndef CONFIG_RAM_AS_FLASH + SET_LAW_ENTRY(3, CFG_LBC_SDRAM_BASE, LAW_SIZE_128M, LAW_TRGT_IF_LBC), +#endif +}; + +int num_law_entries = ARRAY_SIZE(law_table); |