u-boot/board/freescale/t4qds/tlb.c
Prabhakar Kushwaha ac13eb5de0 board/T4240qds:Fix TLB and LAW size of NAND flash
The internal SRAM of Freescale's IFC NAND machine is of 64K and controller's
Address Mask Registers is initialised with the same.

So Update TLB and LAW size of NAND flash accordingly.

Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>
Signed-off-by: Andy Fleming <afleming@freescale.com>
2013-01-30 11:25:09 -06:00

137 lines
4.8 KiB
C

/*
* Copyright 2008-2012 Freescale Semiconductor, Inc.
*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#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_PHYS,
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_PHYS + 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_PHYS + 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_PHYS + 12 * 1024,
MAS3_SX|MAS3_SW|MAS3_SR, 0,
0, 0, BOOKE_PAGESZ_4K, 0),
/* TLB 1 */
/* *I*** - Covers boot page */
#if defined(CONFIG_SYS_RAMBOOT) && defined(CONFIG_SYS_INIT_L3_ADDR)
/*
* *I*G - L3SRAM. When L3 is used as 1M SRAM, the address of the
* SRAM is at 0xfff00000, it covered the 0xfffff000.
*/
SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L3_ADDR, CONFIG_SYS_INIT_L3_ADDR,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 0, BOOKE_PAGESZ_1M, 1),
#else
SET_TLB_ENTRY(1, 0xfffff000, 0xfffff000,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 0, BOOKE_PAGESZ_4K, 1),
#endif
/* *I*G* - CCSRBAR */
SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 1, BOOKE_PAGESZ_16M, 1),
/* *I*G* - Flash, localbus */
/* This will be changed to *I*G* after relocation to RAM. */
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_256M, 1),
/* *I*G* - PCI */
SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT, CONFIG_SYS_PCIE1_MEM_PHYS,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 3, BOOKE_PAGESZ_1G, 1),
/* *I*G* - PCI */
SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT + 0x40000000,
CONFIG_SYS_PCIE1_MEM_PHYS + 0x40000000,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 4, BOOKE_PAGESZ_256M, 1),
SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT + 0x50000000,
CONFIG_SYS_PCIE1_MEM_PHYS + 0x50000000,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 5, BOOKE_PAGESZ_256M, 1),
/* *I*G* - PCI I/O */
SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_IO_VIRT, CONFIG_SYS_PCIE1_IO_PHYS,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 6, BOOKE_PAGESZ_256K, 1),
/* Bman/Qman */
#ifdef CONFIG_SYS_BMAN_MEM_PHYS
SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE, CONFIG_SYS_BMAN_MEM_PHYS,
MAS3_SX|MAS3_SW|MAS3_SR, 0,
0, 9, BOOKE_PAGESZ_16M, 1),
SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE + 0x01000000,
CONFIG_SYS_BMAN_MEM_PHYS + 0x01000000,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 10, BOOKE_PAGESZ_16M, 1),
#endif
#ifdef CONFIG_SYS_QMAN_MEM_PHYS
SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE, CONFIG_SYS_QMAN_MEM_PHYS,
MAS3_SX|MAS3_SW|MAS3_SR, 0,
0, 11, BOOKE_PAGESZ_16M, 1),
SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE + 0x01000000,
CONFIG_SYS_QMAN_MEM_PHYS + 0x01000000,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 12, BOOKE_PAGESZ_16M, 1),
#endif
#ifdef CONFIG_SYS_DCSRBAR_PHYS
SET_TLB_ENTRY(1, CONFIG_SYS_DCSRBAR, CONFIG_SYS_DCSRBAR_PHYS,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 13, BOOKE_PAGESZ_4M, 1),
#endif
#ifdef CONFIG_SYS_NAND_BASE
/*
* *I*G - NAND
* entry 14 and 15 has been used hard coded, they will be disabled
* in cpu_init_f, so we use entry 16 for nand.
*/
SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE_PHYS,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 16, BOOKE_PAGESZ_64K, 1),
#endif
SET_TLB_ENTRY(1, QIXIS_BASE, QIXIS_BASE_PHYS,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 17, BOOKE_PAGESZ_4K, 1),
};
int num_tlb_entries = ARRAY_SIZE(tlb_table);