tlb.c
2.72 KB
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/*
* Copyright 2010-2011 Freescale Semiconductor, Inc.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <asm/mmu.h>
struct fsl_e_tlb_entry tlb_table[] = {
/* TLB 0 - for temp stack in cache */
SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR, CONFIG_SYS_INIT_RAM_ADDR,
MAS3_SX|MAS3_SW|MAS3_SR, 0,
0, 0, BOOKE_PAGESZ_4K, 0),
SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024 ,
CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024,
MAS3_SX|MAS3_SW|MAS3_SR, 0,
0, 0, BOOKE_PAGESZ_4K, 0),
SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024 ,
CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024,
MAS3_SX|MAS3_SW|MAS3_SR, 0,
0, 0, BOOKE_PAGESZ_4K, 0),
SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024 ,
CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024,
MAS3_SX|MAS3_SW|MAS3_SR, 0,
0, 0, BOOKE_PAGESZ_4K, 0),
/* TLB 1 */
/* *I*** - Covers boot page */
SET_TLB_ENTRY(1, 0xfffff000, 0xfffff000,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 0, BOOKE_PAGESZ_4K, 1),
#ifdef CONFIG_SPL_NAND_BOOT
SET_TLB_ENTRY(1, 0xffffe000, 0xffffe000,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 10, BOOKE_PAGESZ_4K, 1),
#endif
/* *I*G* - CCSRBAR */
SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS,
MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 1, BOOKE_PAGESZ_1M, 1),
#ifndef CONFIG_SPL_BUILD
SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE_PHYS,
MAS3_SX|MAS3_SR, MAS2_W|MAS2_G,
0, 2, BOOKE_PAGESZ_16M, 1),
SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE + 0x1000000,
CONFIG_SYS_FLASH_BASE_PHYS + 0x1000000,
MAS3_SX|MAS3_SR, MAS2_W|MAS2_G,
0, 3, BOOKE_PAGESZ_16M, 1),
#ifdef CONFIG_PCI
/* *I*G* - PCI */
SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT, CONFIG_SYS_PCIE1_MEM_PHYS,
MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 4, BOOKE_PAGESZ_1G, 1),
/* *I*G* - PCI I/O */
SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_IO_VIRT, CONFIG_SYS_PCIE1_IO_PHYS,
MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 5, BOOKE_PAGESZ_256K, 1),
#endif
#endif
/* *I*G - Board CPLD */
SET_TLB_ENTRY(1, CONFIG_SYS_CPLD_BASE, CONFIG_SYS_CPLD_BASE_PHYS,
MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 6, BOOKE_PAGESZ_256K, 1),
SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE_PHYS,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 7, BOOKE_PAGESZ_1M, 1),
#if defined(CONFIG_SYS_RAMBOOT) || \
(defined(CONFIG_SPL) && !defined(CONFIG_SPL_COMMON_INIT_DDR))
SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE, CONFIG_SYS_DDR_SDRAM_BASE,
MAS3_SX|MAS3_SW|MAS3_SR, 0,
0, 8, BOOKE_PAGESZ_1G, 1),
#endif
#ifdef CONFIG_SYS_INIT_L2_ADDR
/* *I*G - L2SRAM */
SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L2_ADDR, CONFIG_SYS_INIT_L2_ADDR_PHYS,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_G,
0, 11, BOOKE_PAGESZ_256K, 1)
#endif
};
int num_tlb_entries = ARRAY_SIZE(tlb_table);