board/freescale/p1023rds/tlb.c

   1 /*
   2  * Copyright 2010-2011 Freescale Semiconductor, Inc.
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 #include <common.h>
   8 #include <asm/mmu.h>
   9
  10 struct fsl_e_tlb_entry tlb_table[] = {
  11         /* TLB 0 - for temp stack in cache */
  12         SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR, CONFIG_SYS_INIT_RAM_ADDR,
  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 + 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 + 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 + 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_4M, 1),
  38
  39         /* *W*G* - BCSR and NOR flash on local bus*/
  40         /* This will be changed to *I*G* after relocation to RAM. */
  41         SET_TLB_ENTRY(1, CONFIG_SYS_BCSR_BASE, CONFIG_SYS_BCSR_BASE_PHYS,
  42                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_W|MAS2_G,
  43                       0, 2, BOOKE_PAGESZ_256M, 1),
  44
  45         /* *I*G* - PCI */
  46         SET_TLB_ENTRY(1, CONFIG_SYS_PCIE3_MEM_VIRT, CONFIG_SYS_PCIE3_MEM_PHYS,
  47                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  48                       0, 3, BOOKE_PAGESZ_1G, 1),
  49
  50         /* *I*G* - PCI */
  51         SET_TLB_ENTRY(1, CONFIG_SYS_PCIE3_MEM_VIRT + 0x40000000,
  52                       CONFIG_SYS_PCIE3_MEM_PHYS + 0x40000000,
  53                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  54                       0, 4, BOOKE_PAGESZ_256M, 1),
  55
  56         SET_TLB_ENTRY(1, CONFIG_SYS_PCIE3_MEM_VIRT + 0x50000000,
  57                       CONFIG_SYS_PCIE3_MEM_PHYS + 0x50000000,
  58                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  59                       0, 5, BOOKE_PAGESZ_256M, 1),
  60
  61         /* *I*G* - PCI I/O */
  62         SET_TLB_ENTRY(1, CONFIG_SYS_PCIE3_IO_VIRT, CONFIG_SYS_PCIE3_IO_PHYS,
  63                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  64                       0, 6, BOOKE_PAGESZ_256K, 1),
  65
  66         /* Bman/Qman */
  67         SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE, CONFIG_SYS_BMAN_MEM_PHYS,
  68                       MAS3_SX|MAS3_SW|MAS3_SR, 0,
  69                       0, 7, BOOKE_PAGESZ_1M, 1),
  70         SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE + 0x00100000,
  71                       CONFIG_SYS_BMAN_MEM_PHYS + 0x00100000,
  72                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  73                       0, 8, BOOKE_PAGESZ_1M, 1),
  74         SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE, CONFIG_SYS_QMAN_MEM_PHYS,
  75                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_M,
  76                       0, 9, BOOKE_PAGESZ_1M, 1),
  77         SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE + 0x00100000,
  78                       CONFIG_SYS_QMAN_MEM_PHYS + 0x00100000,
  79                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  80                       0, 10, BOOKE_PAGESZ_1M, 1),
  81
  82         /* *I*G - NAND */
  83         SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE_PHYS,
  84                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  85                       0, 11, BOOKE_PAGESZ_1M, 1),
  86
  87 #ifdef CONFIG_SYS_RAMBOOT
  88         SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE,
  89                       CONFIG_SYS_DDR_SDRAM_BASE,
  90                       MAS3_SX|MAS3_SW|MAS3_SR, 0,
  91                       0, 12, BOOKE_PAGESZ_1G, 1),
  92
  93         SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE + 0x40000000,
  94                       CONFIG_SYS_DDR_SDRAM_BASE + 0x40000000,
  95                       MAS3_SX|MAS3_SW|MAS3_SR, 0,
  96                       0, 13, BOOKE_PAGESZ_1G, 1),
  97 #endif
  98 };
  99
 100 int num_tlb_entries = ARRAY_SIZE(tlb_table);