tlb.c 2.1 KB

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  1. /*
  2. * Copyright 2008 Extreme Engineering Solutions, Inc.
  3. * Copyright 2008 Freescale Semiconductor, Inc.
  4. *
  5. * (C) Copyright 2000
  6. * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
  7. *
  8. * SPDX-License-Identifier: GPL-2.0+
  9. */
  10. #include <common.h>
  11. #include <asm/mmu.h>
  12. struct fsl_e_tlb_entry tlb_table[] = {
  13. /* TLB 0 - for temp stack in cache */
  14. SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR, CONFIG_SYS_INIT_RAM_ADDR,
  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 + 4 * 1024,
  18. CONFIG_SYS_INIT_RAM_ADDR + 4 * 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 + 8 * 1024,
  22. CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024,
  23. MAS3_SX|MAS3_SW|MAS3_SR, 0,
  24. 0, 0, BOOKE_PAGESZ_4K, 0),
  25. SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024,
  26. CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024,
  27. MAS3_SX|MAS3_SW|MAS3_SR, 0,
  28. 0, 0, BOOKE_PAGESZ_4K, 0),
  29. /* W**G* - NOR flashes */
  30. /* This will be changed to *I*G* after relocation to RAM. */
  31. SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE2, CONFIG_SYS_FLASH_BASE2,
  32. MAS3_SX|MAS3_SW|MAS3_SR, MAS2_W|MAS2_G,
  33. 0, 0, BOOKE_PAGESZ_256M, 1),
  34. SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS,
  35. MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  36. 0, 1, BOOKE_PAGESZ_1M, 1),
  37. /* *I*G* - NAND flash */
  38. SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE,
  39. MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  40. 0, 2, BOOKE_PAGESZ_1M, 1),
  41. #if CONFIG_PCI1
  42. /* *I*G* - PCI MEM */
  43. SET_TLB_ENTRY(1, CONFIG_SYS_PCI1_MEM_PHYS, CONFIG_SYS_PCI1_MEM_PHYS,
  44. MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  45. 0, 3, BOOKE_PAGESZ_1G, 1),
  46. #endif
  47. #if CONFIG_PCI2
  48. /* *I*G* - PCI MEM */
  49. SET_TLB_ENTRY(1, CONFIG_SYS_PCI2_MEM_PHYS, CONFIG_SYS_PCI2_MEM_PHYS,
  50. MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  51. 0, 4, BOOKE_PAGESZ_256M, 1),
  52. #endif
  53. #if defined(CONFIG_PCI1) || defined(CONFIG_PCI2)
  54. /* *I*G* - PCI IO */
  55. SET_TLB_ENTRY(1, CONFIG_SYS_PCI1_IO_PHYS, CONFIG_SYS_PCI1_IO_PHYS,
  56. MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  57. 0, 5, BOOKE_PAGESZ_16M, 1),
  58. #endif
  59. };
  60. int num_tlb_entries = ARRAY_SIZE(tlb_table);