1 /* 2 * Copyright 2008 Freescale Semiconductor, Inc. 3 * 4 * (C) Copyright 2000 5 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. 6 * 7 * See file CREDITS for list of people who contributed to this 8 * project. 9 * 10 * This program is free software; you can redistribute it and/or 11 * modify it under the terms of the GNU General Public License as 12 * published by the Free Software Foundation; either version 2 of 13 * the License, or (at your option) any later version. 14 * 15 * This program is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU General Public License for more details. 19 * 20 * You should have received a copy of the GNU General Public License 21 * along with this program; if not, write to the Free Software 22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 23 * MA 02111-1307 USA 24 */ 25 26 #include <common.h> 27 #include <asm/mmu.h> 28 29 struct fsl_e_tlb_entry tlb_table[] = { 30 /* TLB 0 - for temp stack in cache */ 31 SET_TLB_ENTRY(0, CFG_INIT_RAM_ADDR, CFG_INIT_RAM_ADDR, 32 MAS3_SX|MAS3_SW|MAS3_SR, 0, 33 0, 0, BOOKE_PAGESZ_4K, 0), 34 SET_TLB_ENTRY(0, CFG_INIT_RAM_ADDR + 4 * 1024 , CFG_INIT_RAM_ADDR + 4 * 1024, 35 MAS3_SX|MAS3_SW|MAS3_SR, 0, 36 0, 0, BOOKE_PAGESZ_4K, 0), 37 SET_TLB_ENTRY(0, CFG_INIT_RAM_ADDR + 8 * 1024 , CFG_INIT_RAM_ADDR + 8 * 1024, 38 MAS3_SX|MAS3_SW|MAS3_SR, 0, 39 0, 0, BOOKE_PAGESZ_4K, 0), 40 SET_TLB_ENTRY(0, CFG_INIT_RAM_ADDR + 12 * 1024 , CFG_INIT_RAM_ADDR + 12 * 1024, 41 MAS3_SX|MAS3_SW|MAS3_SR, 0, 42 0, 0, BOOKE_PAGESZ_4K, 0), 43 /* 44 * TLB 0: 64M Non-cacheable, guarded 45 * 0xfc000000 64M Covers FLASH at 0xFE800000 and 0xFF800000 46 * Out of reset this entry is only 4K. 47 */ 48 SET_TLB_ENTRY(1, CFG_BOOT_BLOCK, CFG_BOOT_BLOCK, 49 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 50 0, 0, BOOKE_PAGESZ_64M, 1), 51 /* 52 * TLB 1: 1G Non-cacheable, guarded 53 * 0x80000000 1G PCIE 8,9,a,b 54 */ 55 SET_TLB_ENTRY(1, CFG_PCIE_PHYS, CFG_PCIE_PHYS, 56 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 57 0, 1, BOOKE_PAGESZ_1G, 1), 58 59 /* 60 * TLB 2: 256M Non-cacheable, guarded 61 */ 62 SET_TLB_ENTRY(1, CFG_PCI_PHYS, CFG_PCI_PHYS, 63 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 64 0, 2, BOOKE_PAGESZ_256M, 1), 65 66 /* 67 * TLB 3: 256M Non-cacheable, guarded 68 */ 69 SET_TLB_ENTRY(1, CFG_PCI_PHYS + 0x10000000, CFG_PCI_PHYS + 0x10000000, 70 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 71 0, 3, BOOKE_PAGESZ_256M, 1), 72 73 /* 74 * TLB 4: 64M Non-cacheable, guarded 75 * 0xe000_0000 1M CCSRBAR 76 * 0xe100_0000 255M PCI IO range 77 */ 78 SET_TLB_ENTRY(1, CFG_CCSRBAR, CFG_CCSRBAR, 79 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 80 0, 4, BOOKE_PAGESZ_64M, 1), 81 82 #ifdef CFG_LBC_CACHE_BASE 83 /* 84 * TLB 5: 64M Cacheable, non-guarded 85 */ 86 SET_TLB_ENTRY(1, CFG_LBC_CACHE_BASE, CFG_LBC_CACHE_BASE, 87 MAS3_SX|MAS3_SW|MAS3_SR, 0, 88 0, 5, BOOKE_PAGESZ_64M, 1), 89 #endif 90 /* 91 * TLB 6: 64M Non-cacheable, guarded 92 * 0xf8000000 64M PIXIS 0xF8000000 - 0xFBFFFFFF 93 */ 94 SET_TLB_ENTRY(1, CFG_LBC_NONCACHE_BASE, CFG_LBC_NONCACHE_BASE, 95 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 96 0, 6, BOOKE_PAGESZ_64M, 1), 97 }; 98 99 int num_tlb_entries = ARRAY_SIZE(tlb_table); 100