[U-Boot-Users] [PATCH] 85xx: Convert MPC8540EVAL to new TLB setup
Kumar Gala
galak at kernel.crashing.org
Thu Jan 17 09:24:43 CET 2008
Signed-off-by: Kumar Gala <galak at kernel.crashing.org>
---
board/mpc8540eval/Makefile | 3 +-
board/mpc8540eval/init.S | 137 -----------------------------------------
board/mpc8540eval/tlb.c | 78 +++++++++++++++++++++++
board/mpc8540eval/u-boot.lds | 2 -
include/configs/MPC8540EVAL.h | 1 +
5 files changed, 80 insertions(+), 141 deletions(-)
delete mode 100644 board/mpc8540eval/init.S
create mode 100644 board/mpc8540eval/tlb.c
diff --git a/board/mpc8540eval/Makefile b/board/mpc8540eval/Makefile
index c892247..28d6cb9 100644
--- a/board/mpc8540eval/Makefile
+++ b/board/mpc8540eval/Makefile
@@ -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))
diff --git a/board/mpc8540eval/init.S b/board/mpc8540eval/init.S
deleted file mode 100644
index 93654a5..0000000
--- a/board/mpc8540eval/init.S
+++ /dev/null
@@ -1,137 +0,0 @@
-/*
-* Copyright (C) 2002,2003, Motorola Inc.
-* Xianghua Xiao <X.Xiao at 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
diff --git a/board/mpc8540eval/tlb.c b/board/mpc8540eval/tlb.c
new file mode 100644
index 0000000..f041236
--- /dev/null
+++ b/board/mpc8540eval/tlb.c
@@ -0,0 +1,78 @@
+/*
+ * Copyright 2008 Freescale Semiconductor, Inc.
+ *
+ * (C) Copyright 2000
+ * Wolfgang Denk, DENX Software Engineering, wd at 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);
diff --git a/board/mpc8540eval/u-boot.lds b/board/mpc8540eval/u-boot.lds
index 4b342c7..9bbba30 100644
--- a/board/mpc8540eval/u-boot.lds
+++ b/board/mpc8540eval/u-boot.lds
@@ -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;
diff --git a/include/configs/MPC8540EVAL.h b/include/configs/MPC8540EVAL.h
index bf64f27..416cee4 100644
--- a/include/configs/MPC8540EVAL.h
+++ b/include/configs/MPC8540EVAL.h
@@ -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.
--
1.5.3.7
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