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+/*
+ * Copyright (C) 2003 Embedded Edge, LLC
+ * Dan Malek <dan@embeddededge.com>
+ * Copied from ADS85xx.
+ * Updates for Silicon Tx GP3 8560. We only support 32-bit flash
+ * and DDR with SPD EEPROM configuration.
+ *
+ * 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
+
+ /* If RAMBOOT, we are testing and the BDI has set up
+ * much of the MMU already.
+ * TLB 4,5 SDRAM
+ * TLB 15 is default CCSRBAR.
+ */
+ .long 0x09 /* the following data table uses a few of 16 TLB entries */
+
+ .long TLB1_MAS0(1,1,0)
+ .long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_1M)
+ .long TLB1_MAS2(((CFG_CCSRBAR>>12) & 0xfffff),0,0,0,0,1,0,1,0)
+ .long TLB1_MAS3(((CFG_CCSRBAR>>12) & 0xfffff),0,0,0,0,0,1,0,1,0,1)
+
+ .long TLB1_MAS0(1,2,0)
+ .long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_16M)
+ .long TLB1_MAS2(((CFG_FLASH_BASE>>12) & 0xfffff),0,0,0,0,1,0,1,0)
+ .long TLB1_MAS3(((CFG_FLASH_BASE>>12) & 0xfffff),0,0,0,0,0,1,0,1,0,1)
+
+ .long TLB1_MAS0(1,3,0)
+ .long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_1M)
+ .long TLB1_MAS2(((CFG_LBC_LCLDEVS_BASE>>12) & 0xfffff),0,0,0,0,1,0,1,0)
+ .long TLB1_MAS3(((CFG_LBC_LCLDEVS_BASE>>12) & 0xfffff),0,0,0,0,0,1,0,1,0,1)
+ .long TLB1_MAS0(1,4,0)
+ .long TLB1_MAS1(0,0,0,0,BOOKE_PAGESZ_1M)
+ .long TLB1_MAS2(0,0,0,0,0,0,0,0,0)
+ .long TLB1_MAS3(0,0,0,0,0,0,1,0,1,0,1)
+
+ .long TLB1_MAS0(1,5,0)
+ .long TLB1_MAS1(0,0,0,0,BOOKE_PAGESZ_1M)
+ .long TLB1_MAS2(0,0,0,0,0,0,0,0,0)
+ .long TLB1_MAS3(0,0,0,0,0,0,1,0,1,0,1)
+
+ .long TLB1_MAS0(1,6,0)
+ .long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_64M)
+#if defined(CONFIG_RAM_AS_FLASH)
+ .long TLB1_MAS2(((CFG_LBC_SDRAM_BASE>>12) & 0xfffff),0,0,0,0,1,0,1,0)
+#else
+ .long TLB1_MAS2(((CFG_LBC_SDRAM_BASE>>12) & 0xfffff),0,0,0,0,0,0,0,0)
+#endif
+ .long TLB1_MAS3(((CFG_LBC_SDRAM_BASE>>12) & 0xfffff),0,0,0,0,0,1,0,1,0,1)
+
+ .long TLB1_MAS0(1,7,0)
+ .long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_16K)
+#ifdef CONFIG_L2_INIT_RAM
+ .long TLB1_MAS2(((CFG_INIT_RAM_ADDR>>12) & 0xfffff),0,0,0,1,0,0,0,0)
+#else
+ .long TLB1_MAS2(((CFG_INIT_RAM_ADDR>>12) & 0xfffff),0,0,0,0,0,0,0,0)
+#endif
+ .long TLB1_MAS3(((CFG_INIT_RAM_ADDR>>12) & 0xfffff),0,0,0,0,0,1,0,1,0,1)
+
+ .long TLB1_MAS0(1,8,0)
+ .long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_256M)
+ .long TLB1_MAS2(((CFG_PCI_MEM_BASE>>12) & 0xfffff),0,0,0,0,1,0,1,0)
+ .long TLB1_MAS3(((CFG_PCI_MEM_BASE>>12) & 0xfffff),0,0,0,0,0,1,0,1,0,1)
+
+#if (CFG_CCSRBAR_DEFAULT != CFG_CCSRBAR)
+ .long TLB1_MAS0(1,15,0)
+ .long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_1M)
+ .long TLB1_MAS2(((CFG_CCSRBAR_DEFAULT>>12) & 0xfffff),0,0,0,0,1,0,1,0)
+ .long TLB1_MAS3(((CFG_CCSRBAR_DEFAULT>>12) & 0xfffff),0,0,0,0,0,1,0,1,0,1)
+#else
+ .long TLB1_MAS0(1,15,0)
+ .long TLB1_MAS1(0,0,0,0,BOOKE_PAGESZ_1M)
+ .long TLB1_MAS2(0,0,0,0,0,0,0,0,0)
+ .long TLB1_MAS3(0,0,0,0,0,0,1,0,1,0,1)
+#endif
+ entry_end
+
+/* LAW(Local Access Window) configuration:
+ * 0000_0000-8000_0000: Up to 2G DDR
+ * f000_0000-f3ff_ffff: PCI(256M)
+ * f400_0000-f7ff_ffff: RapidIO(128M)
+ * f800_0000-ffff_ffff: localbus(128M)
+ * f800_0000-fbff_ffff: LBC SDRAM(64M)
+ * fc00_0000-fcff_ffff: LBC BCSR (1M, Chip select 1)
+ * fdf0_0000-fdff_ffff: CCSRBAR(1M)
+ * ff00_0000-ffff_ffff: Flash(16M)
+ * We don't need a local window for CCSRBAR and flash because they
+ * reside in their default mapped spaces.
+ */
+
+#define LAWBAR0 0
+#define LAWAR0 ((LAWAR_TRGT_IF_DDR | (LAWAR_SIZE & LAWAR_SIZE_2G)) & ~LAWAR_EN)
+
+#define LAWBAR1 ((CFG_PCI_MEM_BASE>>12) & 0xfffff)
+#define LAWAR1 (LAWAR_EN | LAWAR_TRGT_IF_PCIX | (LAWAR_SIZE & LAWAR_SIZE_256M))
+
+#if !defined(CONFIG_RAM_AS_FLASH)
+#define LAWBAR2 ((CFG_LBC_SDRAM_BASE>>12) & 0xfffff)
+#define LAWAR2 (LAWAR_EN | LAWAR_TRGT_IF_LBC | (LAWAR_SIZE & LAWAR_SIZE_128M))
+#else
+#define LAWBAR2 0
+#define LAWAR2 ((LAWAR_TRGT_IF_LBC | (LAWAR_SIZE & LAWAR_SIZE_128M)) & ~LAWAR_EN)
+#endif
+
+ .section .bootpg, "ax"
+ .globl law_entry
+law_entry:
+ entry_start
+ .long 0x03
+ .long LAWBAR0,LAWAR0,LAWBAR1,LAWAR1,LAWBAR2,LAWAR2
+ entry_end