tlb.c 2.6 KB

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  1. /*
  2. * Copyright 2013 Freescale Semiconductor, Inc.
  3. *
  4. * SPDX-License-Identifier: GPL-2.0+
  5. */
  6. #include <common.h>
  7. #include <asm/mmu.h>
  8. struct fsl_e_tlb_entry tlb_table[] = {
  9. /* TLB 0 - for temp stack in cache */
  10. SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR, CONFIG_SYS_INIT_RAM_ADDR,
  11. MAS3_SX|MAS3_SW|MAS3_SR, 0,
  12. 0, 0, BOOKE_PAGESZ_4K, 0),
  13. SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024 ,
  14. CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024,
  15. MAS3_SX|MAS3_SW|MAS3_SR, 0,
  16. 0, 0, BOOKE_PAGESZ_4K, 0),
  17. SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024 ,
  18. CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024,
  19. MAS3_SX|MAS3_SW|MAS3_SR, 0,
  20. 0, 0, BOOKE_PAGESZ_4K, 0),
  21. SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024 ,
  22. CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024,
  23. MAS3_SX|MAS3_SW|MAS3_SR, 0,
  24. 0, 0, BOOKE_PAGESZ_4K, 0),
  25. /* TLB 1 */
  26. SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS,
  27. MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  28. 0, 0, BOOKE_PAGESZ_1M, 1),
  29. #ifndef CONFIG_SPL_BUILD
  30. SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE_PHYS,
  31. MAS3_SX|MAS3_SR, MAS2_W|MAS2_G,
  32. 0, 1, BOOKE_PAGESZ_64M, 1),
  33. #ifdef CONFIG_PCI
  34. SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT, CONFIG_SYS_PCIE1_MEM_PHYS,
  35. MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  36. 0, 2, BOOKE_PAGESZ_256M, 1),
  37. SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_IO_VIRT, CONFIG_SYS_PCIE1_IO_PHYS,
  38. MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  39. 0, 3, BOOKE_PAGESZ_256K, 1),
  40. #endif
  41. #endif
  42. SET_TLB_ENTRY(1, CONFIG_SYS_CPLD_BASE, CONFIG_SYS_CPLD_BASE_PHYS,
  43. MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  44. 0, 4, BOOKE_PAGESZ_64K, 1),
  45. SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE_PHYS,
  46. MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  47. 0, 5, BOOKE_PAGESZ_64K, 1),
  48. SET_TLB_ENTRY(1, CONFIG_SYS_PLATFORM_SRAM_BASE,
  49. CONFIG_SYS_PLATFORM_SRAM_BASE_PHYS,
  50. MAS3_SX|MAS3_SW|MAS3_SR, 0,
  51. 0, 6, BOOKE_PAGESZ_256K, 1),
  52. SET_TLB_ENTRY(1, CONFIG_SYS_PLATFORM_SRAM_BASE + 0x40000,
  53. CONFIG_SYS_PLATFORM_SRAM_BASE_PHYS + 0x40000,
  54. MAS3_SX|MAS3_SW|MAS3_SR, 0,
  55. 0, 7, BOOKE_PAGESZ_256K, 1),
  56. #if defined(CONFIG_SYS_RAMBOOT) || \
  57. (defined(CONFIG_SPL) && !defined(CONFIG_SPL_BUILD))
  58. SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE,
  59. CONFIG_SYS_DDR_SDRAM_BASE,
  60. MAS3_SX|MAS3_SW|MAS3_SR, 0,
  61. 0, 8, BOOKE_PAGESZ_256M, 1),
  62. SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE + 0x10000000,
  63. CONFIG_SYS_DDR_SDRAM_BASE + 0x10000000,
  64. MAS3_SX|MAS3_SW|MAS3_SR, 0,
  65. 0, 9, BOOKE_PAGESZ_256M, 1),
  66. #endif
  67. #ifdef CONFIG_SYS_INIT_L2_ADDR
  68. SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L2_ADDR, CONFIG_SYS_INIT_L2_ADDR_PHYS,
  69. MAS3_SX|MAS3_SW|MAS3_SR, MAS2_G,
  70. 0, 12, BOOKE_PAGESZ_256K, 1)
  71. #endif
  72. };
  73. int num_tlb_entries = ARRAY_SIZE(tlb_table);