board/freescale/t4qds/tlb.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Copyright 2008-2012 Freescale Semiconductor, Inc.
   4  *
   5  * (C) Copyright 2000
   6  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   7  */
   8
   9 #include <common.h>
  10 #include <asm/mmu.h>
  11
  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,
  15                       CONFIG_SYS_INIT_RAM_ADDR_PHYS,
  16                       MAS3_SX|MAS3_SW|MAS3_SR, 0,
  17                       0, 0, BOOKE_PAGESZ_4K, 0),
  18         SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024,
  19                       CONFIG_SYS_INIT_RAM_ADDR_PHYS + 4 * 1024,
  20                       MAS3_SX|MAS3_SW|MAS3_SR, 0,
  21                       0, 0, BOOKE_PAGESZ_4K, 0),
  22         SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024,
  23                       CONFIG_SYS_INIT_RAM_ADDR_PHYS + 8 * 1024,
  24                       MAS3_SX|MAS3_SW|MAS3_SR, 0,
  25                       0, 0, BOOKE_PAGESZ_4K, 0),
  26         SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024,
  27                       CONFIG_SYS_INIT_RAM_ADDR_PHYS + 12 * 1024,
  28                       MAS3_SX|MAS3_SW|MAS3_SR, 0,
  29                       0, 0, BOOKE_PAGESZ_4K, 0),
  30
  31         /* TLB 1 */
  32         /* *I*** - Covers boot page */
  33 #if defined(CONFIG_SYS_RAMBOOT) && defined(CONFIG_SYS_INIT_L3_ADDR)
  34         /*
  35          * *I*G - L3SRAM. When L3 is used as 1M SRAM, the address of the
  36          * SRAM is at 0xfff00000, it covered the 0xfffff000.
  37          */
  38         SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L3_ADDR, CONFIG_SYS_INIT_L3_ADDR,
  39                         MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  40                         0, 0, BOOKE_PAGESZ_1M, 1),
  41 #elif defined(CONFIG_SRIO_PCIE_BOOT_SLAVE)
  42         /*
  43          * SRIO_PCIE_BOOT-SLAVE. When slave boot, the address of the
  44          * space is at 0xfff00000, it covered the 0xfffff000.
  45          */
  46         SET_TLB_ENTRY(1, CONFIG_SYS_SRIO_PCIE_BOOT_SLAVE_ADDR,
  47                       CONFIG_SYS_SRIO_PCIE_BOOT_SLAVE_ADDR_PHYS,
  48                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_W|MAS2_G,
  49                       0, 0, BOOKE_PAGESZ_1M, 1),
  50 #else
  51         SET_TLB_ENTRY(1, 0xfffff000, 0xfffff000,
  52                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  53                       0, 0, BOOKE_PAGESZ_4K, 1),
  54 #endif
  55
  56         /* *I*G* - CCSRBAR */
  57         SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS,
  58                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  59                       0, 1, BOOKE_PAGESZ_16M, 1),
  60
  61         /* *I*G* - Flash, localbus */
  62         /* This will be changed to *I*G* after relocation to RAM. */
  63         SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE_PHYS,
  64                       MAS3_SX|MAS3_SR, MAS2_W|MAS2_G,
  65                       0, 2, BOOKE_PAGESZ_256M, 1),
  66 #ifndef CONFIG_SPL_BUILD
  67         /* *I*G* - PCI */
  68         SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT, CONFIG_SYS_PCIE1_MEM_PHYS,
  69                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  70                       0, 3, BOOKE_PAGESZ_1G, 1),
  71
  72         /* *I*G* - PCI */
  73         SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT + 0x40000000,
  74                       CONFIG_SYS_PCIE1_MEM_PHYS + 0x40000000,
  75                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  76                       0, 4, BOOKE_PAGESZ_256M, 1),
  77
  78         SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT + 0x50000000,
  79                       CONFIG_SYS_PCIE1_MEM_PHYS + 0x50000000,
  80                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  81                       0, 5, BOOKE_PAGESZ_256M, 1),
  82
  83         /* *I*G* - PCI I/O */
  84         SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_IO_VIRT, CONFIG_SYS_PCIE1_IO_PHYS,
  85                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  86                       0, 6, BOOKE_PAGESZ_256K, 1),
  87
  88         /* Bman/Qman */
  89 #ifdef CONFIG_SYS_BMAN_MEM_PHYS
  90         SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE, CONFIG_SYS_BMAN_MEM_PHYS,
  91                       MAS3_SX|MAS3_SW|MAS3_SR, 0,
  92                       0, 9, BOOKE_PAGESZ_16M, 1),
  93         SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE + 0x01000000,
  94                       CONFIG_SYS_BMAN_MEM_PHYS + 0x01000000,
  95                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  96                       0, 10, BOOKE_PAGESZ_16M, 1),
  97 #endif
  98 #ifdef CONFIG_SYS_QMAN_MEM_PHYS
  99         SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE, CONFIG_SYS_QMAN_MEM_PHYS,
 100                       MAS3_SX|MAS3_SW|MAS3_SR, 0,
 101                       0, 11, BOOKE_PAGESZ_16M, 1),
 102         SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE + 0x01000000,
 103                       CONFIG_SYS_QMAN_MEM_PHYS + 0x01000000,
 104                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
 105                       0, 12, BOOKE_PAGESZ_16M, 1),
 106 #endif
 107 #endif
 108 #ifdef CONFIG_SYS_DCSRBAR_PHYS
 109         SET_TLB_ENTRY(1, CONFIG_SYS_DCSRBAR, CONFIG_SYS_DCSRBAR_PHYS,
 110                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
 111                       0, 13, BOOKE_PAGESZ_32M, 1),
 112 #endif
 113 #ifdef CONFIG_SYS_NAND_BASE
 114         /*
 115          * *I*G - NAND
 116          * entry 14 and 15 has been used hard coded, they will be disabled
 117          * in cpu_init_f, so we use entry 16 for nand.
 118          */
 119         SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE_PHYS,
 120                         MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
 121                         0, 16, BOOKE_PAGESZ_64K, 1),
 122 #endif
 123 #ifdef QIXIS_BASE_PHYS
 124         SET_TLB_ENTRY(1, QIXIS_BASE, QIXIS_BASE_PHYS,
 125                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
 126                       0, 17, BOOKE_PAGESZ_4K, 1),
 127 #endif
 128 #ifdef CONFIG_SRIO_PCIE_BOOT_SLAVE
 129         /*
 130          * SRIO_PCIE_BOOT-SLAVE. 1M space from 0xffe00000 for
 131          * fetching ucode and ENV from master
 132          */
 133         SET_TLB_ENTRY(1, CONFIG_SYS_SRIO_PCIE_BOOT_UCODE_ENV_ADDR,
 134                       CONFIG_SYS_SRIO_PCIE_BOOT_UCODE_ENV_ADDR_PHYS,
 135                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_G,
 136                       0, 18, BOOKE_PAGESZ_1M, 1),
 137 #endif
 138
 139 #if defined(CONFIG_RAMBOOT_PBL) && !defined(CONFIG_SPL_BUILD)
 140         SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE, CONFIG_SYS_DDR_SDRAM_BASE,
 141                       MAS3_SX|MAS3_SW|MAS3_SR, MAS2_M,
 142                       0, 19, BOOKE_PAGESZ_2G, 1)
 143 #endif
 144 };
 145
 146 int num_tlb_entries = ARRAY_SIZE(tlb_table);