diff options
Diffstat (limited to 'qemu/roms/u-boot/board/freescale/bsc9131rdb/tlb.c')
-rw-r--r-- | qemu/roms/u-boot/board/freescale/bsc9131rdb/tlb.c | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/board/freescale/bsc9131rdb/tlb.c b/qemu/roms/u-boot/board/freescale/bsc9131rdb/tlb.c new file mode 100644 index 000000000..c8ecf5de5 --- /dev/null +++ b/qemu/roms/u-boot/board/freescale/bsc9131rdb/tlb.c @@ -0,0 +1,62 @@ +/* + * 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, 0, + 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); |