/* * (C) Copyright 2008 * Sergei Poselenov, Emcraft Systems, sposelenov@emcraft.com. * * Copyright 2008 Freescale Semiconductor, Inc. * * (C) Copyright 2000 * Wolfgang Denk, DENX Software Engineering, wd@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[] = { /* TLB 0 - for temp stack in cache */ SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR, CONFIG_SYS_INIT_RAM_ADDR, MAS3_SX|MAS3_SW|MAS3_SR, 0, 0, 0, BOOKE_PAGESZ_4K, 0), SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024 , CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024, MAS3_SX|MAS3_SW|MAS3_SR, 0, 0, 0, BOOKE_PAGESZ_4K, 0), SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024 , CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024, MAS3_SX|MAS3_SW|MAS3_SR, 0, 0, 0, BOOKE_PAGESZ_4K, 0), SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024 , CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024, MAS3_SX|MAS3_SW|MAS3_SR, 0, 0, 0, BOOKE_PAGESZ_4K, 0), /* * TLB 1: 64M Non-cacheable, guarded * 0xfc000000 64M FLASH * Out of reset this entry is only 4K. */ SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE, MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 0, 1, BOOKE_PAGESZ_64M, 1), /* * TLB 2: 256M Non-cacheable, guarded * 0x80000000 256M PCI1 MEM First half */ SET_TLB_ENTRY(1, CONFIG_SYS_PCI1_MEM_PHYS, CONFIG_SYS_PCI1_MEM_PHYS, MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 0, 2, BOOKE_PAGESZ_256M, 1), /* * TLB 3: 256M Non-cacheable, guarded * 0x90000000 256M PCI1 MEM Second half */ SET_TLB_ENTRY(1, CONFIG_SYS_PCI1_MEM_PHYS + 0x10000000, CONFIG_SYS_PCI1_MEM_PHYS + 0x10000000, MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 0, 3, BOOKE_PAGESZ_256M, 1), #if defined(CONFIG_SYS_FPGA_BASE) /* * TLB 4: 1M Non-cacheable, guarded * 0xc0000000 1M FPGA and NAND */ SET_TLB_ENTRY(1, CONFIG_SYS_FPGA_BASE, CONFIG_SYS_FPGA_BASE, MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 0, 4, BOOKE_PAGESZ_1M, 1), #endif /* * TLB 5: 64M Non-cacheable, guarded * 0xc8000000 16M LIME GDC framebuffer * 0xc9fc0000 256K LIME GDC MMIO * (0xcbfc0000 256K LIME GDC MMIO) * MMIO is relocatable and could be at 0xcbfc0000 */ SET_TLB_ENTRY(1, CONFIG_SYS_LIME_BASE, CONFIG_SYS_LIME_BASE, MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 0, 5, BOOKE_PAGESZ_64M, 1), /* * TLB 6: 64M Non-cacheable, guarded * 0xe000_0000 1M CCSRBAR * 0xe200_0000 16M PCI1 IO */ SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS, MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 0, 6, BOOKE_PAGESZ_64M, 1), #if !defined(CONFIG_SPD_EEPROM) /* * TLB 7+8: 512M DDR, cache disabled (needed for memory test) * 0x00000000 512M DDR System memory * Without SPD EEPROM configured DDR, this must be setup manually. * Make sure the TLB count at the top of this table is correct. * Likely it needs to be increased by two for these entries. */ SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE, CONFIG_SYS_DDR_SDRAM_BASE, MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 0, 7, BOOKE_PAGESZ_256M, 1), SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE + 0x10000000, CONFIG_SYS_DDR_SDRAM_BASE + 0x10000000, MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 0, 8, BOOKE_PAGESZ_256M, 1), #endif }; int num_tlb_entries = ARRAY_SIZE(tlb_table);