board/freescale/b4860qds/tlb.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Copyright 2011-2012 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 #if defined(CONFIG_SYS_RAMBOOT) && defined(CONFIG_SYS_INIT_L3_ADDR)
  31         /*
  32          * *I*G - L3SRAM. When L3 is used as 1M SRAM, the address of the
  33          * SRAM is at 0xfff00000, it covered the 0xfffff000.
  34          */
  35         SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L3_ADDR, CONFIG_SYS_INIT_L3_ADDR,
  36                         MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  37                         0, 0, BOOKE_PAGESZ_1M, 1),
  38 #elif defined(CONFIG_SRIO_PCIE_BOOT_SLAVE)
  39         /*
  40          * SRIO_PCIE_BOOT-SLAVE. When slave boot, the address of the
  41          * space is at 0xfff00000, it covered the 0xfffff000.
  42          */
  43         SET_TLB_ENTRY(1, CONFIG_SYS_SRIO_PCIE_BOOT_SLAVE_ADDR,
  44                       CONFIG_SYS_SRIO_PCIE_BOOT_SLAVE_ADDR_PHYS,
  45                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_W|MAS2_G,
  46                       0, 0, BOOKE_PAGESZ_1M, 1),
  47 #else
  48         SET_TLB_ENTRY(1, 0xfffff000, 0xfffff000,
  49                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  50                       0, 0, BOOKE_PAGESZ_4K, 1),
  51 #endif
  52
  53         /* *I*G* - CCSRBAR */
  54         SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS,
  55                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  56                       0, 1, BOOKE_PAGESZ_16M, 1),
  57
  58         /* *I*G* - Flash, localbus */
  59         /* This will be changed to *I*G* after relocation to RAM. */
  60         SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE_PHYS,
  61                       MAS3_SX|MAS3_SR, MAS2_W|MAS2_G,
  62                       0, 2, BOOKE_PAGESZ_256M, 1),
  63
  64 #ifndef CONFIG_SPL_BUILD
  65         /* *I*G* - PCI */
  66         SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT, CONFIG_SYS_PCIE1_MEM_PHYS,
  67                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  68                       0, 3, BOOKE_PAGESZ_256M, 1),
  69
  70         SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT + 0x10000000,
  71                       CONFIG_SYS_PCIE1_MEM_PHYS + 0x10000000,
  72                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  73                       0, 4, BOOKE_PAGESZ_256M, 1),
  74
  75         /* *I*G* - PCI I/O */
  76         SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_IO_VIRT, CONFIG_SYS_PCIE1_IO_PHYS,
  77                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  78                       0, 5, BOOKE_PAGESZ_64K, 1),
  79
  80         /* Bman/Qman */
  81 #ifdef CONFIG_SYS_BMAN_MEM_PHYS
  82         SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE, CONFIG_SYS_BMAN_MEM_PHYS,
  83                       MAS3_SX|MAS3_SW|MAS3_SR, 0,
  84                       0, 6, BOOKE_PAGESZ_16M, 1),
  85         SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE + 0x01000000,
  86                       CONFIG_SYS_BMAN_MEM_PHYS + 0x01000000,
  87                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  88                       0, 7, BOOKE_PAGESZ_16M, 1),
  89 #endif
  90 #ifdef CONFIG_SYS_QMAN_MEM_PHYS
  91         SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE, CONFIG_SYS_QMAN_MEM_PHYS,
  92                       MAS3_SX|MAS3_SW|MAS3_SR, 0,
  93                       0, 8, BOOKE_PAGESZ_16M, 1),
  94         SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE + 0x01000000,
  95                       CONFIG_SYS_QMAN_MEM_PHYS + 0x01000000,
  96                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  97                       0, 9, BOOKE_PAGESZ_16M, 1),
  98 #endif
  99 #endif
 100 #ifdef CONFIG_SYS_DCSRBAR_PHYS
 101         SET_TLB_ENTRY(1, CONFIG_SYS_DCSRBAR, CONFIG_SYS_DCSRBAR_PHYS,
 102                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
 103                       0, 10, BOOKE_PAGESZ_32M, 1),
 104 #endif
 105 #ifdef CONFIG_SYS_NAND_BASE
 106         /*
 107          * *I*G - NAND
 108          */
 109         SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE_PHYS,
 110                         MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
 111                         0, 11, BOOKE_PAGESZ_64K, 1),
 112 #endif
 113         SET_TLB_ENTRY(1, QIXIS_BASE, QIXIS_BASE_PHYS,
 114                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
 115                       0, 12, BOOKE_PAGESZ_4K, 1),
 116
 117         /*
 118          * *I*G - SRIO
 119          * entry 14 and 15 has been used hard coded, they will be disabled
 120          * in cpu_init_f, so we use entry 16 for SRIO2.
 121          */
 122 #ifndef CONFIG_SPL_BUILD
 123 #ifdef CONFIG_SYS_SRIO1_MEM_PHYS
 124         /* *I*G* - SRIO1 */
 125         SET_TLB_ENTRY(1, CONFIG_SYS_SRIO1_MEM_VIRT, CONFIG_SYS_SRIO1_MEM_PHYS,
 126                 MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
 127                       0, 13, BOOKE_PAGESZ_256M, 1),
 128 #endif
 129 #ifdef CONFIG_SYS_SRIO2_MEM_PHYS
 130         /* *I*G* - SRIO2 */
 131         SET_TLB_ENTRY(1, CONFIG_SYS_SRIO2_MEM_VIRT, CONFIG_SYS_SRIO2_MEM_PHYS,
 132                 MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
 133                       0, 16, BOOKE_PAGESZ_256M, 1),
 134 #endif
 135 #ifdef CONFIG_SRIO_PCIE_BOOT_SLAVE
 136         /*
 137          * SRIO_PCIE_BOOT-SLAVE. 1M space from 0xffe00000 for
 138          * fetching ucode and ENV from master
 139          */
 140         SET_TLB_ENTRY(1, CONFIG_SYS_SRIO_PCIE_BOOT_UCODE_ENV_ADDR,
 141                       CONFIG_SYS_SRIO_PCIE_BOOT_UCODE_ENV_ADDR_PHYS,
 142                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_G,
 143                       0, 17, BOOKE_PAGESZ_1M, 1),
 144 #endif
 145 #endif
 146
 147 #if defined(CONFIG_RAMBOOT_PBL) && !defined(CONFIG_SPL_BUILD)
 148         SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE, CONFIG_SYS_DDR_SDRAM_BASE,
 149                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_M,
 150                       0, 17, BOOKE_PAGESZ_2G, 1)
 151 #endif
 152 };
 153
 154 int num_tlb_entries = ARRAY_SIZE(tlb_table);