tlb.c 2.3 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. SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE_PHYS,
  30. MAS3_SX|MAS3_SR, MAS2_W|MAS2_G,
  31. 0, 1, BOOKE_PAGESZ_64M, 1),
  32. #ifdef CONFIG_PCI
  33. SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT, CONFIG_SYS_PCIE1_MEM_PHYS,
  34. MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  35. 0, 2, BOOKE_PAGESZ_256M, 1),
  36. SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_IO_VIRT, CONFIG_SYS_PCIE1_IO_PHYS,
  37. MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  38. 0, 3, BOOKE_PAGESZ_256K, 1),
  39. #endif
  40. SET_TLB_ENTRY(1, CONFIG_SYS_CPLD_BASE, CONFIG_SYS_CPLD_BASE_PHYS,
  41. MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  42. 0, 4, BOOKE_PAGESZ_4K, 1),
  43. SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE_PHYS,
  44. MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  45. 0, 5, BOOKE_PAGESZ_16K, 1),
  46. SET_TLB_ENTRY(1, CONFIG_SYS_PLATFORM_SRAM_BASE,
  47. CONFIG_SYS_PLATFORM_SRAM_BASE_PHYS,
  48. MAS3_SX|MAS3_SW|MAS3_SR, 0,
  49. 0, 6, BOOKE_PAGESZ_256K, 1),
  50. SET_TLB_ENTRY(1, CONFIG_SYS_PLATFORM_SRAM_BASE + 0x40000,
  51. CONFIG_SYS_PLATFORM_SRAM_BASE_PHYS + 0x40000,
  52. MAS3_SX|MAS3_SW|MAS3_SR, 0,
  53. 0, 7, BOOKE_PAGESZ_256K, 1),
  54. #ifdef CONFIG_SYS_RAMBOOT
  55. SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE,
  56. CONFIG_SYS_DDR_SDRAM_BASE,
  57. MAS3_SX|MAS3_SW|MAS3_SR, 0,
  58. 0, 8, BOOKE_PAGESZ_256M, 1),
  59. SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE + 0x10000000,
  60. CONFIG_SYS_DDR_SDRAM_BASE + 0x10000000,
  61. MAS3_SX|MAS3_SW|MAS3_SR, 0,
  62. 0, 9, BOOKE_PAGESZ_256M, 1),
  63. #endif
  64. };
  65. int num_tlb_entries = ARRAY_SIZE(tlb_table);