board/freescale/p1_p2_rdb_pc/tlb.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Copyright 2010-2011 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,
  12                         CONFIG_SYS_INIT_RAM_ADDR_PHYS,
  13                         MAS3_SX|MAS3_SW|MAS3_SR, 0,
  14                         0, 0, BOOKE_PAGESZ_4K, 0),
  15         SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024 ,
  16                         CONFIG_SYS_INIT_RAM_ADDR_PHYS + 4 * 1024,
  17                         MAS3_SX|MAS3_SW|MAS3_SR, 0,
  18                         0, 0, BOOKE_PAGESZ_4K, 0),
  19         SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024 ,
  20                         CONFIG_SYS_INIT_RAM_ADDR_PHYS + 8 * 1024,
  21                         MAS3_SX|MAS3_SW|MAS3_SR, 0,
  22                         0, 0, BOOKE_PAGESZ_4K, 0),
  23         SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024 ,
  24                         CONFIG_SYS_INIT_RAM_ADDR_PHYS + 12 * 1024,
  25                         MAS3_SX|MAS3_SW|MAS3_SR, 0,
  26                         0, 0, BOOKE_PAGESZ_4K, 0),
  27
  28         /* TLB 1 */
  29         /* *I*** - Covers boot page */
  30         SET_TLB_ENTRY(1, 0xfffff000, 0xfffff000,
  31                         MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I,
  32                         0, 0, BOOKE_PAGESZ_4K, 1),
  33
  34         /* *I*G* - CCSRBAR */
  35         SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS,
  36                         MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  37                         0, 1, BOOKE_PAGESZ_1M, 1),
  38
  39 #ifndef CONFIG_SPL_BUILD
  40         /* W**G* - Flash/promjet, localbus */
  41         /* This will be changed to *I*G* after relocation to RAM. */
  42         SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE_PHYS,
  43                         MAS3_SX|MAS3_SR, MAS2_W|MAS2_G,
  44                         0, 2, BOOKE_PAGESZ_64M, 1),
  45
  46 #ifdef CONFIG_PCI
  47         /* *I*G* - PCI memory 1.5G */
  48         SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT, CONFIG_SYS_PCIE1_MEM_PHYS,
  49                         MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  50                         0, 3, BOOKE_PAGESZ_1G, 1),
  51
  52         /* *I*G* - PCI I/O effective: 192K  */
  53         SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_IO_VIRT, CONFIG_SYS_PCIE1_IO_PHYS,
  54                         MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  55                         0, 4, BOOKE_PAGESZ_256K, 1),
  56 #endif
  57
  58 #ifdef CONFIG_VSC7385_ENET
  59         /* *I*G - VSC7385 Switch */
  60         SET_TLB_ENTRY(1, CONFIG_SYS_VSC7385_BASE, CONFIG_SYS_VSC7385_BASE_PHYS,
  61                         MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  62                         0, 5, BOOKE_PAGESZ_1M, 1),
  63 #endif
  64 #endif /* not SPL */
  65
  66         SET_TLB_ENTRY(1, CONFIG_SYS_CPLD_BASE, CONFIG_SYS_CPLD_BASE_PHYS,
  67                         MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  68                         0, 6, BOOKE_PAGESZ_1M, 1),
  69
  70 #ifdef CONFIG_SYS_NAND_BASE
  71         /* *I*G - NAND */
  72         SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE_PHYS,
  73                         MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  74                         0, 7, BOOKE_PAGESZ_1M, 1),
  75 #endif
  76
  77 #if defined(CONFIG_SYS_RAMBOOT) || !CONFIG_IS_ENABLED(COMMON_INIT_DDR)
  78         /* **M** - 1G DDR for eSDHC/eSPI/NAND boot */
  79         SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE, CONFIG_SYS_DDR_SDRAM_BASE,
  80                         MAS3_SX|MAS3_SW|MAS3_SR, MAS2_M,
  81                         0, 8, BOOKE_PAGESZ_1G, 1),
  82
  83 #if defined(CONFIG_TARGET_P1020RDB_PD)
  84         /* **M** - 2G DDR on P1020MBG, map the second 1G */
  85         SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE + 0x40000000,
  86                         CONFIG_SYS_DDR_SDRAM_BASE + 0x40000000,
  87                         MAS3_SX|MAS3_SW|MAS3_SR, MAS2_M,
  88                         0, 9, BOOKE_PAGESZ_1G, 1),
  89 #endif
  90 #endif /* RAMBOOT/SPL */
  91
  92 #ifdef CONFIG_SYS_INIT_L2_ADDR
  93         /* ***G - L2SRAM */
  94         SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L2_ADDR, CONFIG_SYS_INIT_L2_ADDR_PHYS,
  95                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_G,
  96                       0, 11, BOOKE_PAGESZ_256K, 1),
  97 #if CONFIG_SYS_L2_SIZE >= (256 << 10)
  98         SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L2_ADDR + 0x40000,
  99                       CONFIG_SYS_INIT_L2_ADDR_PHYS + 0x40000,
 100                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_G,
 101                       0, 12, BOOKE_PAGESZ_256K, 1)
 102 #endif
 103 #endif
 104 };
 105
 106 int num_tlb_entries = ARRAY_SIZE(tlb_table);