diff options
Diffstat (limited to 'board/sbc8641d')
| -rw-r--r-- | board/sbc8641d/Makefile | 3 | ||||
| -rw-r--r-- | board/sbc8641d/init.S | 192 | ||||
| -rw-r--r-- | board/sbc8641d/law.c | 58 | ||||
| -rw-r--r-- | board/sbc8641d/u-boot.lds | 1 |
4 files changed, 59 insertions, 195 deletions
diff --git a/board/sbc8641d/Makefile b/board/sbc8641d/Makefile index a90b725..115df05 100644 --- a/board/sbc8641d/Makefile +++ b/board/sbc8641d/Makefile @@ -25,8 +25,7 @@ include $(TOPDIR)/config.mk LIB = $(obj)lib$(BOARD).a -COBJS := $(BOARD).o -SOBJS := init.o +COBJS := $(BOARD).o law.o SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) OBJS := $(addprefix $(obj),$(COBJS)) diff --git a/board/sbc8641d/init.S b/board/sbc8641d/init.S deleted file mode 100644 index c151d7e..0000000 --- a/board/sbc8641d/init.S +++ /dev/null @@ -1,192 +0,0 @@ -/* - * Copyright 2007 Wind River Systemes, Inc. <www.windriver.com> - * Copyright 2007 Embedded Specialties, Inc. - * Joe Hamman joe.hamman@embeddedspecialties.com - * - * Copyright 2004 Freescale Semiconductor. - * Jeff Brown - * Srikanth Srinivasan (srikanth.srinivasan@freescale.com) - * - * 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 <ppc_asm.tmpl> -#include <ppc_defs.h> -#include <asm/cache.h> -#include <asm/mmu.h> -#include <config.h> -#include <mpc86xx.h> - -/* - * LAW(Local Access Window) configuration: - * - * 0x0000_0000 0x0fff_ffff DDR1 256M - * 0x1000_0000 0x1fff_ffff DDR2 256M - * 0xe000_0000 0xffff_ffff LBC 512M - * - * Notes: - * CCSRBAR doesn't need a configured Local Access Window. - * If flash is 8M at default position (last 8M), no LAW needed. - */ - -# DDR Bank 1 -# #define LAWBAR1 ((CFG_DDR_SDRAM_BASE>>12) & 0xffffff) -# #define LAWAR1 (LAWAR_EN | LAWAR_TRGT_IF_DDR1 | (LAWAR_SIZE & LAWAR_SIZE_256M)) - -# DDR Bank 2 -# #define LAWBAR2 ((CFG_DDR_SDRAM_BASE2>>12) & 0xffffff) -# #define LAWAR2 (LAWAR_EN | LAWAR_TRGT_IF_DDR2 | (LAWAR_SIZE & LAWAR_SIZE_256M)) - -# LBC -# #define LAWBAR3 ((0xe0000000>>12) & 0xffffff) -# #define LAWAR3 (LAWAR_EN & (LAWAR_TRGT_IF_LBC | (LAWAR_SIZE & LAWAR_SIZE_512M))) - -/* - * LAW (Local Access Window) configuration: - * - * 0x0000_0000 DDR 256M - * 0x1000_0000 DDR2 256M - * 0x8000_0000 PCI1 MEM 512M - * 0xa000_0000 PCI2 MEM 512M - * 0xc000_0000 RapidIO 512M - * 0xe200_0000 PCI1 IO 16M - * 0xe300_0000 PCI2 IO 16M - * 0xf800_0000 CCSRBAR 2M - * 0xfe00_0000 FLASH (boot bank) 32M - * - */ - -#define LAWBAR1 ((CFG_DDR_SDRAM_BASE>>12) & 0xffffff) -#define LAWAR1 (LAWAR_EN | LAWAR_TRGT_IF_DDR1 | (LAWAR_SIZE & LAWAR_SIZE_256M)) - -#define LAWBAR2 ((CFG_PCI1_MEM_BASE>>12) & 0xffffff) -#define LAWAR2 (LAWAR_EN | LAWAR_TRGT_IF_PCI1 | (LAWAR_SIZE & LAWAR_SIZE_512M)) - -#define LAWBAR3 ((CFG_PCI2_MEM_BASE>>12) & 0xffffff) -#define LAWAR3 (~LAWAR_EN & (LAWAR_TRGT_IF_PCI2 | (LAWAR_SIZE & LAWAR_SIZE_512M))) - -#define LAWBAR4 ((0xf8000000>>12) & 0xffffff) -#define LAWAR4 (LAWAR_EN | LAWAR_TRGT_IF_LBC | (LAWAR_SIZE & LAWAR_SIZE_2M)) - -#define LAWBAR5 ((CFG_PCI1_IO_BASE>>12) & 0xffffff) -#define LAWAR5 (LAWAR_EN | LAWAR_TRGT_IF_PCI1 | (LAWAR_SIZE & LAWAR_SIZE_16M)) - -#define LAWBAR6 ((CFG_PCI2_IO_BASE>>12) & 0xffffff) -#define LAWAR6 (~LAWAR_EN &( LAWAR_TRGT_IF_PCI2 | (LAWAR_SIZE & LAWAR_SIZE_16M))) - -#define LAWBAR7 ((0xfe000000 >>12) & 0xffffff) -#define LAWAR7 (LAWAR_EN | LAWAR_TRGT_IF_LBC | (LAWAR_SIZE & LAWAR_SIZE_32M)) - -#define LAWBAR8 ((CFG_DDR_SDRAM_BASE2>>12) & 0xffffff) -#define LAWAR8 (LAWAR_EN | LAWAR_TRGT_IF_DDR2 | (LAWAR_SIZE & LAWAR_SIZE_256M)) - -#define LAWBAR9 ((CFG_RIO_MEM_BASE>>12) & 0xfffff) -#define LAWAR9 (LAWAR_EN | LAWAR_TRGT_IF_RIO | (LAWAR_SIZE & LAWAR_SIZE_512M)) - - .section .bootpg, "ax" - .globl law_entry -law_entry: - lis r7,CFG_CCSRBAR@h - ori r7,r7,CFG_CCSRBAR@l - - addi r4,r7,0 - addi r5,r7,0 - - /* Skip LAWAR0, start at LAWAR1 */ - lis r6,LAWBAR1@h - ori r6,r6,LAWBAR1@l - stwu r6, 0xc28(r4) - - lis r6,LAWAR1@h - ori r6,r6,LAWAR1@l - stwu r6, 0xc30(r5) - - /* LAWBAR2, LAWAR2 */ - lis r6,LAWBAR2@h - ori r6,r6,LAWBAR2@l - stwu r6, 0x20(r4) - - lis r6,LAWAR2@h - ori r6,r6,LAWAR2@l - stwu r6, 0x20(r5) - - /* LAWBAR3, LAWAR3 */ - lis r6,LAWBAR3@h - ori r6,r6,LAWBAR3@l - stwu r6, 0x20(r4) - - lis r6,LAWAR3@h - ori r6,r6,LAWAR3@l - stwu r6, 0x20(r5) - - /* LAWBAR4, LAWAR4 */ - lis r6,LAWBAR4@h - ori r6,r6,LAWBAR4@l - stwu r6, 0x20(r4) - - lis r6,LAWAR4@h - ori r6,r6,LAWAR4@l - stwu r6, 0x20(r5) - - /* LAWBAR5, LAWAR5 */ - lis r6,LAWBAR5@h - ori r6,r6,LAWBAR5@l - stwu r6, 0x20(r4) - - lis r6,LAWAR5@h - ori r6,r6,LAWAR5@l - stwu r6, 0x20(r5) - - /* LAWBAR6, LAWAR6 */ - lis r6,LAWBAR6@h - ori r6,r6,LAWBAR6@l - stwu r6, 0x20(r4) - - lis r6,LAWAR6@h - ori r6,r6,LAWAR6@l - stwu r6, 0x20(r5) - - /* LAWBAR7, LAWAR7 */ - lis r6,LAWBAR7@h - ori r6,r6,LAWBAR7@l - stwu r6, 0x20(r4) - - lis r6,LAWAR7@h - ori r6,r6,LAWAR7@l - stwu r6, 0x20(r5) - - /* LAWBAR8, LAWAR8 */ - lis r6,LAWBAR8@h - ori r6,r6,LAWBAR8@l - stwu r6, 0x20(r4) - - lis r6,LAWAR8@h - ori r6,r6,LAWAR8@l - stwu r6, 0x20(r5) - - /* LAWBAR9, LAWAR9 */ - lis r6,LAWBAR9@h - ori r6,r6,LAWBAR9@l - stwu r6, 0x20(r4) - - lis r6,LAWAR9@h - ori r6,r6,LAWAR9@l - stwu r6, 0x20(r5) - - blr diff --git a/board/sbc8641d/law.c b/board/sbc8641d/law.c new file mode 100644 index 0000000..d403873 --- /dev/null +++ b/board/sbc8641d/law.c @@ -0,0 +1,58 @@ +/* + * 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 DDR 256M + * 0x1000_0000 DDR2 256M + * 0x8000_0000 PCI1 MEM 512M + * 0xa000_0000 PCI2 MEM 512M + * 0xc000_0000 RapidIO 512M + * 0xe200_0000 PCI1 IO 16M + * 0xe300_0000 PCI2 IO 16M + * 0xf800_0000 CCSRBAR 2M + * 0xfe00_0000 FLASH (boot bank) 32M + * + */ + + +struct law_entry law_table[] = { + SET_LAW_ENTRY(1, CFG_DDR_SDRAM_BASE, LAW_SIZE_256M, LAW_TRGT_IF_DDR_1), + SET_LAW_ENTRY(2, CFG_PCI1_MEM_BASE, LAW_SIZE_512M, LAW_TRGT_IF_PCI_1), + SET_LAW_ENTRY(3, CFG_PCI2_MEM_BASE, LAW_SIZE_512M, LAW_TRGT_IF_PCI_2), + SET_LAW_ENTRY(4, 0xf8000000, LAW_SIZE_2M, LAW_TRGT_IF_LBC), + SET_LAW_ENTRY(5, CFG_PCI1_IO_BASE, LAW_SIZE_16M, LAW_TRGT_IF_PCI_1), + SET_LAW_ENTRY(6, CFG_PCI2_IO_BASE, LAW_SIZE_16M, LAW_TRGT_IF_PCI_2), + SET_LAW_ENTRY(7, 0xfe000000, LAW_SIZE_32M, LAW_TRGT_IF_LBC), + SET_LAW_ENTRY(8, CFG_DDR_SDRAM_BASE, LAW_SIZE_256M, LAW_TRGT_IF_DDR_2), + SET_LAW_ENTRY(9, CFG_RIO_MEM_BASE, LAW_SIZE_512M, LAW_TRGT_IF_RIO) +}; + +int num_law_entries = ARRAY_SIZE(law_table); diff --git a/board/sbc8641d/u-boot.lds b/board/sbc8641d/u-boot.lds index 5de9b78..be362ee 100644 --- a/board/sbc8641d/u-boot.lds +++ b/board/sbc8641d/u-boot.lds @@ -51,7 +51,6 @@ SECTIONS .text : { cpu/mpc86xx/start.o (.text) - board/sbc8641d/init.o (.bootpg) cpu/mpc86xx/traps.o (.text) cpu/mpc86xx/interrupts.o (.text) cpu/mpc86xx/cpu_init.o (.text) |