1 /* 2 * Copyright 2010 Freescale Semiconductor, Inc. 3 * Authors: Srikanth Srinivasan <srikanth.srinivasan@freescale.com> 4 * Timur Tabi <timur@freescale.com> 5 * 6 * This program is free software; you can redistribute it and/or modify it 7 * under the terms of the GNU General Public License as published by the Free 8 * Software Foundation; either version 2 of the License, or (at your option) 9 * any later version. 10 */ 11 12 #include <common.h> 13 #include <asm/mmu.h> 14 15 struct fsl_e_tlb_entry tlb_table[] = { 16 /* TLB 0 - for temp stack in cache */ 17 SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR, CONFIG_SYS_INIT_RAM_ADDR, 18 MAS3_SX|MAS3_SW|MAS3_SR, 0, 19 0, 0, BOOKE_PAGESZ_4K, 0), 20 SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024, 21 CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024, 22 MAS3_SX|MAS3_SW|MAS3_SR, 0, 23 0, 0, BOOKE_PAGESZ_4K, 0), 24 SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024, 25 CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024, 26 MAS3_SX|MAS3_SW|MAS3_SR, 0, 27 0, 0, BOOKE_PAGESZ_4K, 0), 28 SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024, 29 CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024, 30 MAS3_SX|MAS3_SW|MAS3_SR, 0, 31 0, 0, BOOKE_PAGESZ_4K, 0), 32 33 /* TLB 1 */ 34 /* *I*** - Covers boot page */ 35 SET_TLB_ENTRY(1, 0xfffff000, 0xfffff000, 36 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I, 37 0, 0, BOOKE_PAGESZ_4K, 1), 38 39 /* *I*G* - CCSRBAR */ 40 SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS, 41 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 42 0, 1, BOOKE_PAGESZ_1M, 1), 43 44 /* W**G* - Flash/promjet, localbus */ 45 /* This will be changed to *I*G* after relocation to RAM. */ 46 SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE_PHYS, 47 MAS3_SX|MAS3_SR, MAS2_W|MAS2_G, 48 0, 2, BOOKE_PAGESZ_256M, 1), 49 50 /* *I*G* - PCI */ 51 SET_TLB_ENTRY(1, CONFIG_SYS_PCIE3_MEM_VIRT, CONFIG_SYS_PCIE3_MEM_PHYS, 52 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 53 0, 3, BOOKE_PAGESZ_1G, 1), 54 55 /* *I*G* - PCI */ 56 SET_TLB_ENTRY(1, CONFIG_SYS_PCIE3_MEM_VIRT + 0x40000000, 57 CONFIG_SYS_PCIE3_MEM_PHYS + 0x40000000, 58 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 59 0, 4, BOOKE_PAGESZ_256M, 1), 60 61 SET_TLB_ENTRY(1, CONFIG_SYS_PCIE3_MEM_VIRT + 0x50000000, 62 CONFIG_SYS_PCIE3_MEM_PHYS + 0x50000000, 63 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 64 0, 5, BOOKE_PAGESZ_256M, 1), 65 66 /* *I*G* - PCI I/O */ 67 SET_TLB_ENTRY(1, CONFIG_SYS_PCIE3_IO_VIRT, CONFIG_SYS_PCIE3_IO_PHYS, 68 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 69 0, 6, BOOKE_PAGESZ_256K, 1), 70 71 SET_TLB_ENTRY(1, PIXIS_BASE, PIXIS_BASE_PHYS, 72 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 73 0, 7, BOOKE_PAGESZ_4K, 1), 74 75 #ifdef CONFIG_SYS_RAMBOOT 76 /* *I*G - eSDHC/eSPI/NAND boot */ 77 SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE, CONFIG_SYS_DDR_SDRAM_BASE, 78 MAS3_SX|MAS3_SW|MAS3_SR, 0, 79 0, 8, BOOKE_PAGESZ_1G, 1), 80 81 /* map the second 1G */ 82 SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE + 0x40000000, 83 CONFIG_SYS_DDR_SDRAM_BASE + 0x40000000, 84 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 85 0, 9, BOOKE_PAGESZ_1G, 1), 86 #endif 87 # 88 }; 89 90 int num_tlb_entries = ARRAY_SIZE(tlb_table); 91