board/freescale/bsc9131rdb/tlb.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Copyright 2011-2012 Freescale Semiconductor, Inc.
   4  */
   5
   6 #include <common.h>
   7 #include <asm/mmu.h>
   8
   9 struct fsl_e_tlb_entry tlb_table[] = {
  10         /* TLB 0 - for temp stack in cache */
  11         SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR, CONFIG_SYS_INIT_RAM_ADDR,
  12                         MAS3_SX|MAS3_SW|MAS3_SR, 0,
  13                         0, 0, BOOKE_PAGESZ_4K, 0),
  14         SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024 ,
  15                         CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024,
  16                         MAS3_SX|MAS3_SW|MAS3_SR, 0,
  17                         0, 0, BOOKE_PAGESZ_4K, 0),
  18         SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024 ,
  19                         CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024,
  20                         MAS3_SX|MAS3_SW|MAS3_SR, 0,
  21                         0, 0, BOOKE_PAGESZ_4K, 0),
  22         SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024 ,
  23                         CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024,
  24                         MAS3_SX|MAS3_SW|MAS3_SR, 0,
  25                         0, 0, BOOKE_PAGESZ_4K, 0),
  26
  27         /* TLB 1 */
  28         /* *I*** - Covers boot page */
  29         SET_TLB_ENTRY(1, 0xfffff000, 0xfffff000,
  30                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  31                       0, 0, BOOKE_PAGESZ_4K, 1),
  32 #ifdef CONFIG_SPL_NAND_BOOT
  33         SET_TLB_ENTRY(1, 0xffffe000, 0xffffe000,
  34                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  35                       0, 10, BOOKE_PAGESZ_4K, 1),
  36 #endif
  37
  38         /* *I*G* - CCSRBAR (PA) */
  39         SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS,
  40                         MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  41                         0, 1, BOOKE_PAGESZ_1M, 1),
  42
  43         /* CCSRBAR (DSP) */
  44         SET_TLB_ENTRY(1, CONFIG_SYS_FSL_DSP_CCSRBAR,
  45                       CONFIG_SYS_FSL_DSP_CCSRBAR_PHYS,
  46                       MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  47                       0, 2, BOOKE_PAGESZ_1M, 1),
  48
  49 #if  defined(CONFIG_SYS_RAMBOOT) || defined(CONFIG_SPL)
  50         SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE, CONFIG_SYS_DDR_SDRAM_BASE,
  51                         MAS3_SX|MAS3_SW|MAS3_SR, MAS2_M,
  52                         0, 8, BOOKE_PAGESZ_1G, 1),
  53 #endif
  54
  55         SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE_PHYS,
  56                         MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  57                         0, 3, BOOKE_PAGESZ_1M, 1)
  58
  59 };
  60
  61 int num_tlb_entries = ARRAY_SIZE(tlb_table);