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-rw-r--r--board/sbc8560/init.S165
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diff --git a/board/sbc8560/init.S b/board/sbc8560/init.S
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--- a/board/sbc8560/init.S
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-/*
-* 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 ;
-
-
-/* LAW(Local Access Window) configuration:
- * 0000_0000-0800_0000: DDR(512M) -or- larger
- * c000_0000-cfff_ffff: PCI(256M)
- * d000_0000-dfff_ffff: RapidIO(256M)
- * e000_0000-ffff_ffff: localbus(512M)
- * e000_0000-e3ff_ffff: LBC 64M, 32-bit flash on CS6
- * e400_0000-e7ff_ffff: LBC 64M, 32-bit flash on CS1
- * e800_0000-efff_ffff: LBC 128M, nothing here
- * f000_0000-f3ff_ffff: LBC 64M, SDRAM on CS3
- * f400_0000-f7ff_ffff: LBC 64M, SDRAM on CS4
- * f800_0000-fdff_ffff: LBC 64M, nothing here
- * fc00_0000-fcff_ffff: LBC 16M, CSR,RTC,UART,etc on CS5
- * fd00_0000-fdff_ffff: LBC 16M, nothing here
- * fe00_0000-feff_ffff: LBC 16M, nothing here
- * ff00_0000-ff6f_ffff: LBC 7M, nothing here
- * ff70_0000-ff7f_ffff: CCSRBAR 1M
- * ff80_0000-ffff_ffff: LBC 8M, 8-bit flash on CS0
- * 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_512M))
-#else
- #define LAWBAR0 0
- #define LAWAR0 ((LAWAR_TRGT_IF_DDR | (LAWAR_SIZE & LAWAR_SIZE_512M)) & ~LAWAR_EN)
-#endif
-
-#define LAWBAR1 ((CFG_PCI_MEM_BASE>>12) & 0xfffff)
-#define LAWAR1 (LAWAR_EN | LAWAR_TRGT_IF_PCIX | (LAWAR_SIZE & LAWAR_SIZE_256M))
-
-#define LAWBAR2 ((0xe0000000>>12) & 0xfffff)
-#define LAWAR2 (LAWAR_EN | LAWAR_TRGT_IF_LBC | (LAWAR_SIZE & LAWAR_SIZE_512M))
-
- .section .bootpg, "ax"
- .globl law_entry
-law_entry:
- entry_start
- .long 0x03
- .long LAWBAR0,LAWAR0,LAWBAR1,LAWAR1,LAWBAR2,LAWAR2
- entry_end
-
-/* 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_BASE,(MAS2_I|MAS2_G))
- .long FSL_BOOKE_MAS3(CFG_PCI_MEM_BASE,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