mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-19 11:18:28 +00:00
316f0d0f8f
Most predefined TLB tables don't have memory coherence bit set for SDRAM. This wasn't an issue before invalidate_dcache_range() function was enabled. Without the coherence bit, dcache invalidation doesn't automatically flush the cache. The coherence bit is already set when dynamic TLB table is used. For some boards with different SPL boot method, or with legacy fixed setting, this bit needs to be set in TLB files. Signed-off-by: York Sun <york.sun@nxp.com>
62 lines
1.9 KiB
C
62 lines
1.9 KiB
C
/*
|
|
* Copyright 2011-2012 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 (PA) */
|
|
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_1M, 1),
|
|
|
|
/* CCSRBAR (DSP) */
|
|
SET_TLB_ENTRY(1, CONFIG_SYS_FSL_DSP_CCSRBAR,
|
|
CONFIG_SYS_FSL_DSP_CCSRBAR_PHYS,
|
|
MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
|
|
0, 2, BOOKE_PAGESZ_1M, 1),
|
|
|
|
#if defined(CONFIG_SYS_RAMBOOT) || defined(CONFIG_SPL)
|
|
SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE, CONFIG_SYS_DDR_SDRAM_BASE,
|
|
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_M,
|
|
0, 8, BOOKE_PAGESZ_1G, 1),
|
|
#endif
|
|
|
|
SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE_PHYS,
|
|
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
|
|
0, 3, BOOKE_PAGESZ_1M, 1)
|
|
|
|
};
|
|
|
|
int num_tlb_entries = ARRAY_SIZE(tlb_table);
|