diff options
| author | Kumar Gala <galak@kernel.crashing.org> | 2008-01-17 01:44:34 -0600 | 
|---|---|---|
| committer | Kumar Gala <galak@kernel.crashing.org> | 2008-01-17 02:10:42 -0600 | 
| commit | 143b518d9125b54f96f1d7f1afc640b8aae81ff0 (patch) | |
| tree | d52899ed3f5912b21e6fe07a03c907823204cc43 | |
| parent | 818218bac6a11591e2542c344d2330e0f4e1968b (diff) | |
| download | olio-uboot-2014.01-143b518d9125b54f96f1d7f1afc640b8aae81ff0.tar.xz olio-uboot-2014.01-143b518d9125b54f96f1d7f1afc640b8aae81ff0.zip | |
85xx: Convert SBC8540/SBC8560/SBC8548 to new TLB setup
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
| -rw-r--r-- | board/sbc8548/Makefile | 3 | ||||
| -rw-r--r-- | board/sbc8548/init.S | 193 | ||||
| -rw-r--r-- | board/sbc8548/tlb.c | 108 | ||||
| -rw-r--r-- | board/sbc8548/u-boot.lds | 2 | ||||
| -rw-r--r-- | board/sbc8560/Makefile | 3 | ||||
| -rw-r--r-- | board/sbc8560/init.S | 120 | ||||
| -rw-r--r-- | board/sbc8560/tlb.c | 65 | ||||
| -rw-r--r-- | board/sbc8560/u-boot.lds | 2 | ||||
| -rw-r--r-- | include/configs/SBC8540.h | 1 | ||||
| -rw-r--r-- | include/configs/sbc8548.h | 1 | ||||
| -rw-r--r-- | include/configs/sbc8560.h | 1 | 
11 files changed, 178 insertions, 321 deletions
| diff --git a/board/sbc8548/Makefile b/board/sbc8548/Makefile index c346fdf5a..4b2a9f61b 100644 --- a/board/sbc8548/Makefile +++ b/board/sbc8548/Makefile @@ -28,8 +28,7 @@ include $(TOPDIR)/config.mk  LIB	= $(obj)lib$(BOARD).a -COBJS	:= $(BOARD).o law.o -SOBJS	:= init.o +COBJS	:= $(BOARD).o law.o tlb.o  SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)  OBJS	:= $(addprefix $(obj),$(COBJS)) diff --git a/board/sbc8548/init.S b/board/sbc8548/init.S deleted file mode 100644 index 162c326e8..000000000 --- a/board/sbc8548/init.S +++ /dev/null @@ -1,193 +0,0 @@ -/* - * Copyright 2007 Wind River Systemes, Inc. <www.windriver.com> - * Copyright 2007 Embedded Specialties, Inc. - * - * Copyright 2004 Freescale Semiconductor. - * Copyright 2002,2003, Motorola Inc. - * - * 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 <mpc85xx.h> - - -/* - * TLB0 and TLB1 Entries - * - * Out of reset, TLB1's Entry 0 maps the highest 4K for CCSRBAR. - * However, CCSRBAR is then relocated to CFG_CCSRBAR right after - * these TLB entries are established. - * - * The TLB entries for DDR are dynamically setup in spd_sdram() - * and use TLB1 Entries 8 through 15 as needed according to the - * size of DDR memory. - * - * MAS0: tlbsel, esel, nv - * MAS1: valid, iprot, tid, ts, tsize - * MAS2: epn, x0, x1, w, i, m, g, e - * MAS3: rpn, u0-u3, ux, sx, uw, sw, ur, sr - */ - -#define	entry_start \ -	mflr	r1 	;	\ -	bl	0f 	; - -#define	entry_end \ -0:	mflr	r0	;	\ -	mtlr	r1	;	\ -	blr		; - -	.section	.bootpg, "ax" -	.globl	tlb1_entry - -tlb1_entry: -	entry_start - -	/* -	 * Number of TLB0 and TLB1 entries in the following table -	 */ -	.long 13 - -#if (CFG_CCSRBAR_DEFAULT != CFG_CCSRBAR) -	/* -	 * TLB0		4K	Non-cacheable, guarded -	 * 0xff700000	4K	Initial CCSRBAR mapping -	 * -	 * This ends up at a TLB0 Index==0 entry, and must not collide -	 * with other TLB0 Entries. -	 */ -	.long FSL_BOOKE_MAS0(0, 0, 0) -	.long FSL_BOOKE_MAS1(1, 0, 0, 0, 0) -	.long FSL_BOOKE_MAS2(CFG_CCSRBAR_DEFAULT, (MAS2_I|MAS2_G)) -	.long FSL_BOOKE_MAS3(CFG_CCSRBAR_DEFAULT, 0, (MAS3_SX|MAS3_SW|MAS3_SR)) -#else -#error("Update the number of table entries in tlb1_entry") -#endif - -	/* -	 * TLB0		16K	Cacheable, non-guarded -	 * 0xe4010000	16K	Temporary Global data for initialization -	 * -	 * Use four 4K TLB0 entries.  These entries must be cacheable -	 * as they provide the bootstrap memory before the memory -	 * controler and real memory have been configured. -	 * -	 * These entries end up at TLB0 Indicies 0x10, 0x14, 0x18 and 0x1c, -	 * and must not collide with other TLB0 entries. -	 */ -	.long FSL_BOOKE_MAS0(0, 0, 0) -	.long FSL_BOOKE_MAS1(1, 0, 0, 0, 0) -	.long FSL_BOOKE_MAS2(CFG_INIT_RAM_ADDR, 0) -	.long FSL_BOOKE_MAS3(CFG_INIT_RAM_ADDR, 0, (MAS3_SX|MAS3_SW|MAS3_SR)) - -	.long FSL_BOOKE_MAS0(0, 0, 0) -	.long FSL_BOOKE_MAS1(1, 0, 0, 0, 0) -	.long FSL_BOOKE_MAS2(CFG_INIT_RAM_ADDR + 4 * 1024, 0) -	.long FSL_BOOKE_MAS3(CFG_INIT_RAM_ADDR + 4 * 1024, 0, -			(MAS3_SX|MAS3_SW|MAS3_SR)) - -	.long FSL_BOOKE_MAS0(0, 0, 0) -	.long FSL_BOOKE_MAS1(1, 0, 0, 0, 0) -	.long FSL_BOOKE_MAS2(CFG_INIT_RAM_ADDR + 8 * 1024, 0) -	.long FSL_BOOKE_MAS3(CFG_INIT_RAM_ADDR + 8 * 1024, 0, -			(MAS3_SX|MAS3_SW|MAS3_SR)) - -	.long FSL_BOOKE_MAS0(0, 0, 0) -	.long FSL_BOOKE_MAS1(1, 0, 0, 0, 0) -	.long FSL_BOOKE_MAS2(CFG_INIT_RAM_ADDR + 12 * 1024, 0) -	.long FSL_BOOKE_MAS3(CFG_INIT_RAM_ADDR + 12 * 1024, 0, -			(MAS3_SX|MAS3_SW|MAS3_SR)) - -	/* -	 * TLB 0:	16M	Non-cacheable, guarded -	 * 0xff800000	16M	TLB for 8MB FLASH -	 * Out of reset this entry is only 4K. -	 */ -	.long FSL_BOOKE_MAS0(1, 0, 0) -	.long FSL_BOOKE_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_16M) -	.long FSL_BOOKE_MAS2(CFG_FLASH_BASE, (MAS2_I|MAS2_G)) -	.long FSL_BOOKE_MAS3(CFG_FLASH_BASE, 0, (MAS3_SX|MAS3_SW|MAS3_SR)) - -	/* -	 * TLB 1:	256M	Non-cacheable, guarded -	 * 0x80000000	256M	PCI1 MEM First half -	 */ -	.long FSL_BOOKE_MAS0(1, 1, 0) -	.long FSL_BOOKE_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_256M) -	.long FSL_BOOKE_MAS2(CFG_PCI1_MEM_PHYS, (MAS2_I|MAS2_G)) -	.long FSL_BOOKE_MAS3(CFG_PCI1_MEM_PHYS, 0, (MAS3_SX|MAS3_SW|MAS3_SR)) - -	/* -	 * TLB 2:	256M	Non-cacheable, guarded -	 * 0x90000000	256M	PCI1 MEM Second half -	 */ -	.long FSL_BOOKE_MAS0(1, 2, 0) -	.long FSL_BOOKE_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_256M) -	.long FSL_BOOKE_MAS2(CFG_PCI1_MEM_PHYS + 0x10000000, (MAS2_I|MAS2_G)) -	.long FSL_BOOKE_MAS3(CFG_PCI1_MEM_PHYS + 0x10000000, 0, -			(MAS3_SX|MAS3_SW|MAS3_SR)) - -	/* -	 * TLB 3:	256M Cacheable, non-guarded -	 * 0x0		256M DDR SDRAM -	 */ -	#if !defined(CONFIG_SPD_EEPROM) -	.long FSL_BOOKE_MAS0(1, 3, 0) -	.long FSL_BOOKE_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_256M) -	.long FSL_BOOKE_MAS2(CFG_DDR_SDRAM_BASE, 0) -	.long FSL_BOOKE_MAS3(CFG_DDR_SDRAM_BASE, 0, (MAS3_SX|MAS3_SW|MAS3_SR)) -	#endif - -	/* -	 * TLB 4:	64M	Non-cacheable, guarded -	 * 0xe0000000	1M	CCSRBAR -	 * 0xe2000000	16M	PCI1 IO -	 */ -	.long FSL_BOOKE_MAS0(1, 4, 0) -	.long FSL_BOOKE_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_64M) -	.long FSL_BOOKE_MAS2(CFG_CCSRBAR, (MAS2_I|MAS2_G)) -	.long FSL_BOOKE_MAS3(CFG_CCSRBAR, 0, (MAS3_SX|MAS3_SW|MAS3_SR)) - -	/* -	 * TLB 5:	64M	Cacheable, non-guarded -	 * 0xf0000000	64M	LBC SDRAM -	 */ -	.long FSL_BOOKE_MAS0(1, 5, 0) -	.long FSL_BOOKE_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_64M) -	.long FSL_BOOKE_MAS2(CFG_LBC_SDRAM_BASE, 0) -	.long FSL_BOOKE_MAS3(CFG_LBC_SDRAM_BASE, 0, (MAS3_SX|MAS3_SW|MAS3_SR)) - -	/* -	 * TLB 6:	16M	Cacheable, non-guarded -	 * 0xf8000000	1M	7-segment LED display -	 * 0xf8100000	1M	User switches -	 * 0xf8300000	1M	Board revision -	 * 0xf8b00000	1M	EEPROM -	 */ -	.long FSL_BOOKE_MAS0(1, 6, 0) -	.long FSL_BOOKE_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_16M) -	.long FSL_BOOKE_MAS2(CFG_EPLD_BASE, 0) -	.long FSL_BOOKE_MAS3(CFG_EPLD_BASE, 0, (MAS3_SX|MAS3_SW|MAS3_SR)) - -	entry_end diff --git a/board/sbc8548/tlb.c b/board/sbc8548/tlb.c new file mode 100644 index 000000000..8d6625e54 --- /dev/null +++ b/board/sbc8548/tlb.c @@ -0,0 +1,108 @@ +/* + * 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/mmu.h> + +struct fsl_e_tlb_entry tlb_table[] = { +	/* TLB 0 - for temp stack in cache */ +	SET_TLB_ENTRY(0, CFG_INIT_RAM_ADDR, CFG_INIT_RAM_ADDR, +		      MAS3_SX|MAS3_SW|MAS3_SR, 0, +		      0, 0, BOOKE_PAGESZ_4K, 0), +	SET_TLB_ENTRY(0, CFG_INIT_RAM_ADDR + 4 * 1024 , CFG_INIT_RAM_ADDR + 4 * 1024, +		      MAS3_SX|MAS3_SW|MAS3_SR, 0, +		      0, 0, BOOKE_PAGESZ_4K, 0), +	SET_TLB_ENTRY(0, CFG_INIT_RAM_ADDR + 8 * 1024 , CFG_INIT_RAM_ADDR + 8 * 1024, +		      MAS3_SX|MAS3_SW|MAS3_SR, 0, +		      0, 0, BOOKE_PAGESZ_4K, 0), +	SET_TLB_ENTRY(0, CFG_INIT_RAM_ADDR + 12 * 1024 , CFG_INIT_RAM_ADDR + 12 * 1024, +		      MAS3_SX|MAS3_SW|MAS3_SR, 0, +		      0, 0, BOOKE_PAGESZ_4K, 0), + +	/* +	 * TLB 0:	16M	Non-cacheable, guarded +	 * 0xff800000	16M	TLB for 8MB FLASH +	 * Out of reset this entry is only 4K. +	 */ +	SET_TLB_ENTRY(1, CFG_FLASH_BASE, CFG_FLASH_BASE, +		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, +		      0, 0, BOOKE_PAGESZ_16M, 1), + +	/* +	 * TLB 1:	256M	Non-cacheable, guarded +	 * 0x80000000	256M	PCI1 MEM First half +	 */ +	SET_TLB_ENTRY(1, CFG_PCI1_MEM_PHYS, CFG_PCI1_MEM_PHYS, +		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, +		      0, 1, BOOKE_PAGESZ_256M, 1), + +	/* +	 * TLB 2:	256M	Non-cacheable, guarded +	 * 0x90000000	256M	PCI1 MEM Second half +	 */ +	SET_TLB_ENTRY(1, CFG_PCI1_MEM_PHYS + 0x10000000, CFG_PCI1_MEM_PHYS + 0x10000000, +		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, +		      0, 2, BOOKE_PAGESZ_256M, 1), + +	/* +	 * TLB 3:	256M Cacheable, non-guarded +	 * 0x0		256M DDR SDRAM +	 */ +	#if !defined(CONFIG_SPD_EEPROM) +	SET_TLB_ENTRY(1, CFG_DDR_SDRAM_BASE, CFG_DDR_SDRAM_BASE, +		      MAS3_SX|MAS3_SW|MAS3_SR, 0, +		      0, 3, BOOKE_PAGESZ_256M, 1), +	#endif + +	/* +	 * TLB 4:	64M	Non-cacheable, guarded +	 * 0xe0000000	1M	CCSRBAR +	 * 0xe2000000	16M	PCI1 IO +	 */ +	SET_TLB_ENTRY(1, CFG_CCSRBAR, CFG_CCSRBAR, +		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, +		      0, 4, BOOKE_PAGESZ_64M, 1), + +	/* +	 * TLB 5:	64M	Cacheable, non-guarded +	 * 0xf0000000	64M	LBC SDRAM +	 */ +	SET_TLB_ENTRY(1, CFG_LBC_SDRAM_BASE, CFG_LBC_SDRAM_BASE, +		      MAS3_SX|MAS3_SW|MAS3_SR, 0, +		      0, 5, BOOKE_PAGESZ_64M, 1), + +	/* +	 * TLB 6:	16M	Cacheable, non-guarded +	 * 0xf8000000	1M	7-segment LED display +	 * 0xf8100000	1M	User switches +	 * 0xf8300000	1M	Board revision +	 * 0xf8b00000	1M	EEPROM +	 */ +	SET_TLB_ENTRY(1, CFG_EPLD_BASE, CFG_EPLD_BASE, +		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, +		      0, 6, BOOKE_PAGESZ_16M, 1), +}; + +int num_tlb_entries = ARRAY_SIZE(tlb_table); diff --git a/board/sbc8548/u-boot.lds b/board/sbc8548/u-boot.lds index 8e301d47a..d701096f1 100644 --- a/board/sbc8548/u-boot.lds +++ b/board/sbc8548/u-boot.lds @@ -34,7 +34,6 @@ SECTIONS    .bootpg 0xFFFFF000 :    {      cpu/mpc85xx/start.o	(.bootpg) -    board/sbc8548/init.o (.bootpg)    } = 0xffff    /* Read-only sections, merged into text segment: */ @@ -64,7 +63,6 @@ SECTIONS    .text      :    {      cpu/mpc85xx/start.o	(.text) -    board/sbc8548/init.o (.text)      cpu/mpc85xx/traps.o (.text)      cpu/mpc85xx/interrupts.o (.text)      cpu/mpc85xx/cpu_init.o (.text) diff --git a/board/sbc8560/Makefile b/board/sbc8560/Makefile index c346fdf5a..4b2a9f61b 100644 --- a/board/sbc8560/Makefile +++ b/board/sbc8560/Makefile @@ -28,8 +28,7 @@ include $(TOPDIR)/config.mk  LIB	= $(obj)lib$(BOARD).a -COBJS	:= $(BOARD).o law.o -SOBJS	:= init.o +COBJS	:= $(BOARD).o law.o tlb.o  SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)  OBJS	:= $(addprefix $(obj),$(COBJS)) diff --git a/board/sbc8560/init.S b/board/sbc8560/init.S deleted file mode 100644 index 3baa506e7..000000000 --- a/board/sbc8560/init.S +++ /dev/null @@ -1,120 +0,0 @@ -/* -* Copyright (C) 2002,2003, Motorola Inc. -* Xianghua Xiao <X.Xiao@motorola.com> -* -* (C) Copyright 2004 Wind River Systems Inc <www.windriver.com>. -* Added support for Wind River SBC8560 board -* -* 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 <mpc85xx.h> - -#define	entry_start \ -	mflr	r1 	;	\ -	bl	0f 	; - -#define	entry_end \ -0:	mflr	r0	;	\ -	mtlr	r1	;	\ -	blr		; - -/* TLB1 entries configuration: */ - -	.section	.bootpg, "ax" -	.globl		tlb1_entry - -tlb1_entry: -	entry_start - -	.long 0x08	/* the following data table uses a few of 16 TLB entries */ - -/* TLB for CCSRBAR (IMMR) */ - -	.long FSL_BOOKE_MAS0(1,1,0) -	.long FSL_BOOKE_MAS1(1,1,0,0,BOOKE_PAGESZ_1M) -	.long FSL_BOOKE_MAS2(CFG_CCSRBAR,(MAS2_I|MAS2_G)) -	.long FSL_BOOKE_MAS3(CFG_CCSRBAR,0,(MAS3_SX|MAS3_SW|MAS3_SR)) - -/* TLB for Local Bus stuff, just map the whole 512M */ -/* note that the LBC SDRAM is cache-inhibit and guarded, like everything else */ - -	.long FSL_BOOKE_MAS0(1,2,0) -	.long FSL_BOOKE_MAS1(1,1,0,0,BOOKE_PAGESZ_256M) -	.long FSL_BOOKE_MAS2(0xe0000000,(MAS2_I|MAS2_G)) -	.long FSL_BOOKE_MAS3(0xe0000000,0,(MAS3_SX|MAS3_SW|MAS3_SR)) - -	.long FSL_BOOKE_MAS0(1,3,0) -	.long FSL_BOOKE_MAS1(1,1,0,0,BOOKE_PAGESZ_256M) -	.long FSL_BOOKE_MAS2(0xf0000000,(MAS2_I|MAS2_G)) -	.long FSL_BOOKE_MAS3(0xf0000000,0,(MAS3_SX|MAS3_SW|MAS3_SR)) - -#if !defined(CONFIG_SPD_EEPROM) -	.long FSL_BOOKE_MAS0(1,4,0) -	.long FSL_BOOKE_MAS1(1,1,0,0,BOOKE_PAGESZ_256M) -	.long FSL_BOOKE_MAS2(CFG_DDR_SDRAM_BASE,0) -	.long FSL_BOOKE_MAS3(CFG_DDR_SDRAM_BASE,0,(MAS3_SX|MAS3_SW|MAS3_SR)) - -	.long FSL_BOOKE_MAS0(1,5,0) -	.long FSL_BOOKE_MAS1(1,1,0,0,BOOKE_PAGESZ_256M) -	.long FSL_BOOKE_MAS2(CFG_DDR_SDRAM_BASE+0x10000000,0) -	.long FSL_BOOKE_MAS3(CFG_DDR_SDRAM_BASE+0x10000000,0,(MAS3_SX|MAS3_SW|MAS3_SR)) -#else -	.long FSL_BOOKE_MAS0(1,4,0) -	.long FSL_BOOKE_MAS1(0,0,0,0,BOOKE_PAGESZ_1M) -	.long FSL_BOOKE_MAS2(0,0) -	.long FSL_BOOKE_MAS3(0,0,(MAS3_SX|MAS3_SW|MAS3_SR)) - -	.long FSL_BOOKE_MAS0(1,5,0) -	.long FSL_BOOKE_MAS1(0,0,0,0,BOOKE_PAGESZ_1M) -	.long FSL_BOOKE_MAS2(0,0) -	.long FSL_BOOKE_MAS3(0,0,(MAS3_SX|MAS3_SW|MAS3_SR)) -#endif - -	.long FSL_BOOKE_MAS0(1,6,0) -	.long FSL_BOOKE_MAS1(1,1,0,0,BOOKE_PAGESZ_16K) -#ifdef CONFIG_L2_INIT_RAM -	.long FSL_BOOKE_MAS2(CFG_INIT_RAM_ADDR,0,0,0,1,0,0,0,0) -#else -	.long FSL_BOOKE_MAS2(CFG_INIT_RAM_ADDR,0) -#endif -	.long FSL_BOOKE_MAS3(CFG_INIT_RAM_ADDR,0,(MAS3_SX|MAS3_SW|MAS3_SR)) - -	.long FSL_BOOKE_MAS0(1,7,0) -	.long FSL_BOOKE_MAS1(1,1,0,0,BOOKE_PAGESZ_256M) -	.long FSL_BOOKE_MAS2(CFG_PCI_MEM_PHYS,(MAS2_I|MAS2_G)) -	.long FSL_BOOKE_MAS3(CFG_PCI_MEM_PHYS,0,(MAS3_SX|MAS3_SW|MAS3_SR)) - -#if (CFG_CCSRBAR_DEFAULT != CFG_CCSRBAR) -	.long FSL_BOOKE_MAS0(1,15,0) -	.long FSL_BOOKE_MAS1(1,1,0,0,BOOKE_PAGESZ_1M) -	.long FSL_BOOKE_MAS2(CFG_CCSRBAR_DEFAULT,(MAS2_I|MAS2_G)) -	.long FSL_BOOKE_MAS3(CFG_CCSRBAR_DEFAULT,0,(MAS3_SX|MAS3_SW|MAS3_SR)) -#else -	.long FSL_BOOKE_MAS0(1,15,0) -	.long FSL_BOOKE_MAS1(0,0,0,0,BOOKE_PAGESZ_1M) -	.long FSL_BOOKE_MAS2(0,0) -	.long FSL_BOOKE_MAS3(0,0,(MAS3_SX|MAS3_SW|MAS3_SR)) -#endif -	entry_end diff --git a/board/sbc8560/tlb.c b/board/sbc8560/tlb.c new file mode 100644 index 000000000..155ff64bb --- /dev/null +++ b/board/sbc8560/tlb.c @@ -0,0 +1,65 @@ +/* + * 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/mmu.h> + +struct fsl_e_tlb_entry tlb_table[] = { +/* TLB for CCSRBAR (IMMR) */ +	SET_TLB_ENTRY(1, CFG_CCSRBAR, CFG_CCSRBAR, +		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, +		      0, 1, BOOKE_PAGESZ_1M, 1), + +/* TLB for Local Bus stuff, just map the whole 512M */ +/* note that the LBC SDRAM is cache-inhibit and guarded, like everything else */ + +	SET_TLB_ENTRY(1, 0xe0000000, 0xe0000000, +		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, +		      0, 2, BOOKE_PAGESZ_256M, 1), + +	SET_TLB_ENTRY(1, 0xf0000000, 0xf0000000, +		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, +		      0, 3, BOOKE_PAGESZ_256M, 1), + +#if !defined(CONFIG_SPD_EEPROM) +	SET_TLB_ENTRY(1, CFG_DDR_SDRAM_BASE, CFG_DDR_SDRAM_BASE, +		      MAS3_SX|MAS3_SW|MAS3_SR, 0, +		      0, 4, BOOKE_PAGESZ_256M, 1), + +	SET_TLB_ENTRY(1, CFG_DDR_SDRAM_BASE + 0x10000000, CFG_DDR_SDRAM_BASE + 0x10000000, +		      MAS3_SX|MAS3_SW|MAS3_SR, 0, +		      0, 5, BOOKE_PAGESZ_256M, 1), +#endif + +	SET_TLB_ENTRY(1, CFG_INIT_RAM_ADDR, CFG_INIT_RAM_ADDR, +		      MAS3_SX|MAS3_SW|MAS3_SR, 0, +		      0, 6, BOOKE_PAGESZ_16K, 1), + +	SET_TLB_ENTRY(1, CFG_PCI_MEM_PHYS, CFG_PCI_MEM_PHYS, +		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, +		      0, 7, BOOKE_PAGESZ_256M, 1), +}; + +int num_tlb_entries = ARRAY_SIZE(tlb_table); diff --git a/board/sbc8560/u-boot.lds b/board/sbc8560/u-boot.lds index 449fed8f7..f3dbf26a4 100644 --- a/board/sbc8560/u-boot.lds +++ b/board/sbc8560/u-boot.lds @@ -38,7 +38,6 @@ SECTIONS    .bootpg 0xFFFFF000 :    {      cpu/mpc85xx/start.o	(.bootpg) -    board/sbc8560/init.o (.bootpg)    } = 0xffff    /* Read-only sections, merged into text segment: */ @@ -68,7 +67,6 @@ SECTIONS    .text      :    {      cpu/mpc85xx/start.o	(.text) -    board/sbc8560/init.o (.text)      cpu/mpc85xx/commproc.o (.text)      cpu/mpc85xx/traps.o (.text)      cpu/mpc85xx/interrupts.o (.text) diff --git a/include/configs/SBC8540.h b/include/configs/SBC8540.h index 2bbfe9aa6..322b5fa2b 100644 --- a/include/configs/SBC8540.h +++ b/include/configs/SBC8540.h @@ -57,6 +57,7 @@  #undef  CONFIG_ETHER_ON_FCC		/* cpm FCC ethernet support	*/  #define CONFIG_FSL_LAW		1	/* Use common FSL init code */ +#define CONFIG_FSL_INIT_TLBS	1	/* Use common FSL init code */  #define CONFIG_ENV_OVERWRITE diff --git a/include/configs/sbc8548.h b/include/configs/sbc8548.h index 0a7a90497..9c80a79c8 100644 --- a/include/configs/sbc8548.h +++ b/include/configs/sbc8548.h @@ -57,6 +57,7 @@  #define CONFIG_INTERRUPTS		/* enable pci, srio, ddr interrupts */  #define CONFIG_FSL_LAW		1	/* Use common FSL init code */ +#define CONFIG_FSL_INIT_TLBS	1	/* Use common FSL init code */  #define MPC85xx_DDR_SDRAM_CLK_CNTL	/* 85xx has clock control reg */ diff --git a/include/configs/sbc8560.h b/include/configs/sbc8560.h index f9ede5f18..7761f516f 100644 --- a/include/configs/sbc8560.h +++ b/include/configs/sbc8560.h @@ -51,6 +51,7 @@  #undef  CONFIG_ETHER_ON_FCC		/* cpm FCC ethernet support	*/  #define CONFIG_FSL_LAW		1	/* Use common FSL init code */ +#define CONFIG_FSL_INIT_TLBS	1	/* Use common FSL init code */  #define CONFIG_ENV_OVERWRITE |