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85xx: Convert MPC8540EVAL to new TLB setup

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Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
master
Kumar Gala 17 years ago
parent 73aa9ac2b4
commit ff4681c928
5 changed files with 80 additions and 141 deletions
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  1. 3
      board/mpc8540eval/Makefile
  2. 137
      board/mpc8540eval/init.S
  3. 78
      board/mpc8540eval/tlb.c
  4. 2
      board/mpc8540eval/u-boot.lds
  5. 1
      include/configs/MPC8540EVAL.h

3
board/mpc8540eval/Makefile
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@ -25,8 +25,7 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
COBJS := $(BOARD).o flash.o law.o
SOBJS := init.o
COBJS := $(BOARD).o flash.o law.o tlb.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))

137
board/mpc8540eval/init.S
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@ -1,137 +0,0 @@
/*
* Copyright (C) 2002,2003, Motorola Inc.
* Xianghua Xiao <X.Xiao@motorola.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 <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 0x0a /* the following data table uses a few of 16 TLB entries */
.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))
#if defined(CFG_FLASH_PORT_WIDTH_16)
.long FSL_BOOKE_MAS0(1,2,0)
.long FSL_BOOKE_MAS1(1,1,0,0,BOOKE_PAGESZ_4M)
.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))
.long FSL_BOOKE_MAS0(1,3,0)
.long FSL_BOOKE_MAS1(1,1,0,0,BOOKE_PAGESZ_4M)
.long FSL_BOOKE_MAS2(CFG_FLASH_BASE+0x400000,(MAS2_I|MAS2_G))
.long FSL_BOOKE_MAS3(CFG_FLASH_BASE+0x400000,0,(MAS3_SX|MAS3_SW|MAS3_SR))
#else
.long FSL_BOOKE_MAS0(1,2,0)
.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))
.long FSL_BOOKE_MAS0(1,3,0)
.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
#if !defined(CONFIG_SPD_EEPROM)
.long FSL_BOOKE_MAS0(1,4,0)
.long FSL_BOOKE_MAS1(1,1,0,0,BOOKE_PAGESZ_64M)
.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_64M)
.long FSL_BOOKE_MAS2(CFG_DDR_SDRAM_BASE+0x4000000,0)
.long FSL_BOOKE_MAS3(CFG_DDR_SDRAM_BASE+0x4000000,0,(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_64M)
#if defined(CONFIG_RAM_AS_FLASH)
.long FSL_BOOKE_MAS2(CFG_LBC_SDRAM_BASE,(MAS2_I|MAS2_G))
#else
.long FSL_BOOKE_MAS2(CFG_LBC_SDRAM_BASE,0)
#endif
.long FSL_BOOKE_MAS3(CFG_LBC_SDRAM_BASE,0,(MAS3_SX|MAS3_SW|MAS3_SR))
.long FSL_BOOKE_MAS0(1,7,0)
.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(1,8,0)
.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))
.long FSL_BOOKE_MAS0(1,9,0)
.long FSL_BOOKE_MAS1(1,1,0,0,BOOKE_PAGESZ_16K)
.long FSL_BOOKE_MAS2(CFG_BCSR,(MAS2_I|MAS2_G))
.long FSL_BOOKE_MAS3(CFG_BCSR,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

78
board/mpc8540eval/tlb.c
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@ -0,0 +1,78 @@
/*
* 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[] = {
SET_TLB_ENTRY(1, CFG_CCSRBAR, CFG_CCSRBAR,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 1, BOOKE_PAGESZ_1M, 1),
#if defined(CFG_FLASH_PORT_WIDTH_16)
SET_TLB_ENTRY(1, CFG_FLASH_BASE, CFG_FLASH_BASE,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 2, BOOKE_PAGESZ_4M, 1),
SET_TLB_ENTRY(1, CFG_FLASH_BASE + 0x400000, CFG_FLASH_BASE + 0x400000,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 3, BOOKE_PAGESZ_4M, 1),
#else
SET_TLB_ENTRY(1, CFG_FLASH_BASE, CFG_FLASH_BASE,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 2, BOOKE_PAGESZ_16M, 1),
#endif
#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_64M, 1),
SET_TLB_ENTRY(1, CFG_DDR_SDRAM_BASE + 0x4000000, CFG_DDR_SDRAM_BASE + 0x4000000,
MAS3_SX|MAS3_SW|MAS3_SR, 0,
0, 5, BOOKE_PAGESZ_64M, 1),
#endif
SET_TLB_ENTRY(1, CFG_LBC_SDRAM_BASE, CFG_LBC_SDRAM_BASE,
#if defined(CONFIG_RAM_AS_FLASH)
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
#else
MAS3_SX|MAS3_SW|MAS3_SR, 0,
#endif
0, 6, BOOKE_PAGESZ_64M, 1),
SET_TLB_ENTRY(1, CFG_INIT_RAM_ADDR, CFG_INIT_RAM_ADDR,
MAS3_SX|MAS3_SW|MAS3_SR, 0,
0, 7, 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, 8, BOOKE_PAGESZ_256M, 1),
SET_TLB_ENTRY(1, CFG_BCSR, CFG_BCSR,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 9, BOOKE_PAGESZ_16K, 1),
};
int num_tlb_entries = ARRAY_SIZE(tlb_table);

2
board/mpc8540eval/u-boot.lds
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@ -56,7 +56,6 @@ SECTIONS
.text :
{
cpu/mpc85xx/start.o (.text)
board/mpc8540eval/init.o (.text)
cpu/mpc85xx/traps.o (.text)
cpu/mpc85xx/interrupts.o (.text)
cpu/mpc85xx/cpu_init.o (.text)
@ -143,7 +142,6 @@ SECTIONS
.bootpg :
{
cpu/mpc85xx/start.o (.bootpg)
board/mpc8540eval/init.o (.bootpg)
} = 0xffff
. = (. & 0xFFF80000) + 0x0007FFFC;

1
include/configs/MPC8540EVAL.h
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@ -44,6 +44,7 @@
#define CONFIG_DDR_DLL /* possible DLL fix needed */
#define CONFIG_FSL_LAW 1 /* Use common FSL init code */
#define CONFIG_FSL_INIT_TLBS 1 /* Use common FSL init code */
/* Using Localbus SDRAM to emulate flash before we can program the flash,
* normally you only need a flash-boot image(u-boot.bin),if unsure undef this.

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