1 /* 2 * Copyright 2013-2015 Arcturus Networks, Inc 3 * http://www.arcturusnetworks.com/products/ucp1020/ 4 * based on board/freescale/p1_p2_rdb_pc/tlb.c 5 * original copyright follows: 6 * Copyright 2010-2011 Freescale Semiconductor, Inc. 7 * 8 * SPDX-License-Identifier: GPL-2.0+ 9 */ 10 11 #include <common.h> 12 #include <asm/mmu.h> 13 14 struct fsl_e_tlb_entry tlb_table[] = { 15 /* TLB 0 - for temp stack in cache */ 16 SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR, 17 CONFIG_SYS_INIT_RAM_ADDR_PHYS, 18 MAS3_SX | MAS3_SW | MAS3_SR, 0, 19 0, 0, BOOKE_PAGESZ_4K, 0), 20 SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024, 21 CONFIG_SYS_INIT_RAM_ADDR_PHYS + 4 * 1024, 22 MAS3_SX | MAS3_SW | MAS3_SR, 0, 23 0, 0, BOOKE_PAGESZ_4K, 0), 24 SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024, 25 CONFIG_SYS_INIT_RAM_ADDR_PHYS + 8 * 1024, 26 MAS3_SX | MAS3_SW | MAS3_SR, 0, 27 0, 0, BOOKE_PAGESZ_4K, 0), 28 SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024, 29 CONFIG_SYS_INIT_RAM_ADDR_PHYS + 12 * 1024, 30 MAS3_SX | MAS3_SW | MAS3_SR, 0, 31 0, 0, BOOKE_PAGESZ_4K, 0), 32 33 /* TLB 1 */ 34 /* *I*** - Covers boot page */ 35 SET_TLB_ENTRY(1, 0xfffff000, 0xfffff000, 36 MAS3_SX | MAS3_SW | MAS3_SR, MAS2_I, 37 0, 0, BOOKE_PAGESZ_4K, 1), 38 39 /* *I*G* - CCSRBAR */ 40 SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS, 41 MAS3_SX | MAS3_SW | MAS3_SR, MAS2_I | MAS2_G, 42 0, 1, BOOKE_PAGESZ_1M, 1), 43 44 #ifndef CONFIG_SPL_BUILD 45 /* W**G* - Flash/promjet, localbus */ 46 /* This will be changed to *I*G* after relocation to RAM. */ 47 SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE_PHYS, 48 MAS3_SX | MAS3_SR, MAS2_W | MAS2_G, 49 0, 2, BOOKE_PAGESZ_64M, 1), 50 51 #ifdef CONFIG_PCI 52 /* *I*G* - PCI memory 1.5G */ 53 SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT, CONFIG_SYS_PCIE1_MEM_PHYS, 54 MAS3_SX | MAS3_SW | MAS3_SR, MAS2_I | MAS2_G, 55 0, 3, BOOKE_PAGESZ_1G, 1), 56 57 /* *I*G* - PCI I/O effective: 192K */ 58 SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_IO_VIRT, CONFIG_SYS_PCIE1_IO_PHYS, 59 MAS3_SX | MAS3_SW | MAS3_SR, MAS2_I | MAS2_G, 60 0, 4, BOOKE_PAGESZ_256K, 1), 61 #endif 62 63 #ifdef CONFIG_VSC7385_ENET 64 /* *I*G - VSC7385 Switch */ 65 SET_TLB_ENTRY(1, CONFIG_SYS_VSC7385_BASE, CONFIG_SYS_VSC7385_BASE_PHYS, 66 MAS3_SX | MAS3_SW | MAS3_SR, MAS2_I | MAS2_G, 67 0, 5, BOOKE_PAGESZ_1M, 1), 68 #endif 69 #endif /* not SPL */ 70 71 #ifdef CONFIG_SYS_NAND_BASE 72 /* *I*G - NAND */ 73 SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE_PHYS, 74 MAS3_SX | MAS3_SW | MAS3_SR, MAS2_I | MAS2_G, 75 0, 7, BOOKE_PAGESZ_1M, 1), 76 #endif 77 78 #if defined(CONFIG_SYS_RAMBOOT) || \ 79 (defined(CONFIG_SPL) && !defined(CONFIG_SPL_COMMON_INIT_DDR)) 80 /* *I*G - eSDHC/eSPI/NAND boot */ 81 SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE, CONFIG_SYS_DDR_SDRAM_BASE, 82 MAS3_SX | MAS3_SW | MAS3_SR, 0, 83 0, 8, BOOKE_PAGESZ_1G, 1), 84 85 #endif /* RAMBOOT/SPL */ 86 87 #ifdef CONFIG_SYS_INIT_L2_ADDR 88 /* *I*G - L2SRAM */ 89 SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L2_ADDR, CONFIG_SYS_INIT_L2_ADDR_PHYS, 90 MAS3_SX | MAS3_SW | MAS3_SR, MAS2_G, 91 0, 11, BOOKE_PAGESZ_256K, 1), 92 #if CONFIG_SYS_L2_SIZE >= (256 << 10) 93 SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L2_ADDR + 0x40000, 94 CONFIG_SYS_INIT_L2_ADDR_PHYS + 0x40000, 95 MAS3_SX | MAS3_SW | MAS3_SR, MAS2_I | MAS2_G, 96 0, 12, BOOKE_PAGESZ_256K, 1) 97 #endif 98 #endif 99 }; 100 101 int num_tlb_entries = ARRAY_SIZE(tlb_table); 102