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author | Kumar Gala <galak@kernel.crashing.org> | 2008-01-17 01:56:32 -0600 |
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committer | Kumar Gala <galak@kernel.crashing.org> | 2008-01-17 02:11:17 -0600 |
commit | 74121b470c14f7eaf284ee838bffca6f9521069e (patch) | |
tree | 55351d6300952f88cc0f0fa191617fae8255b606 /board/stxssa/tlb.c | |
parent | 143b518d9125b54f96f1d7f1afc640b8aae81ff0 (diff) | |
download | u-boot-imx-74121b470c14f7eaf284ee838bffca6f9521069e.zip u-boot-imx-74121b470c14f7eaf284ee838bffca6f9521069e.tar.gz u-boot-imx-74121b470c14f7eaf284ee838bffca6f9521069e.tar.bz2 |
85xx: Convert STXGP3 & STXSSA to new TLB setup
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'board/stxssa/tlb.c')
-rw-r--r-- | board/stxssa/tlb.c | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/board/stxssa/tlb.c b/board/stxssa/tlb.c new file mode 100644 index 0000000..46b1440 --- /dev/null +++ b/board/stxssa/tlb.c @@ -0,0 +1,106 @@ +/* + * Copyright 2008 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, CFG_INIT_RAM_ADDR, CFG_INIT_RAM_ADDR, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 0, BOOKE_PAGESZ_4K, 0), + SET_TLB_ENTRY(0, CFG_INIT_RAM_ADDR + 4 * 1024 , CFG_INIT_RAM_ADDR + 4 * 1024, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 0, BOOKE_PAGESZ_4K, 0), + SET_TLB_ENTRY(0, CFG_INIT_RAM_ADDR + 8 * 1024 , CFG_INIT_RAM_ADDR + 8 * 1024, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 0, BOOKE_PAGESZ_4K, 0), + SET_TLB_ENTRY(0, CFG_INIT_RAM_ADDR + 12 * 1024 , CFG_INIT_RAM_ADDR + 12 * 1024, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 0, BOOKE_PAGESZ_4K, 0), + + /* + * TLB 0: 64M Non-cacheable, guarded + * 0xfc000000 6M4 FLASH + * Out of reset this entry is only 4K. + */ + SET_TLB_ENTRY(1, CFG_FLASH_BASE, CFG_FLASH_BASE, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 0, BOOKE_PAGESZ_64M, 1), + + /* + * TLB 1: 256M Non-cacheable, guarded + * 0x80000000 256M PCI1 MEM First half + */ + SET_TLB_ENTRY(1, CFG_PCI1_MEM_PHYS, CFG_PCI1_MEM_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 1, BOOKE_PAGESZ_256M, 1), + + /* + * TLB 2: 256M Non-cacheable, guarded + * 0x90000000 256M PCI1 MEM Second half + */ + SET_TLB_ENTRY(1, CFG_PCI1_MEM_PHYS + 0x10000000, CFG_PCI1_MEM_PHYS + 0x10000000, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 2, BOOKE_PAGESZ_256M, 1), + + /* + * TLB 3: 256M Non-cacheable, guarded + * 0xa0000000 256M PCI2 MEM First half + */ + SET_TLB_ENTRY(1, CFG_PCI2_MEM_PHYS, CFG_PCI2_MEM_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 3, BOOKE_PAGESZ_256M, 1), + + /* + * TLB 4: 256M Non-cacheable, guarded + * 0xb0000000 256M PCI2 MEM Second half + */ + SET_TLB_ENTRY(1, CFG_PCI2_MEM_PHYS + 0x10000000, CFG_PCI2_MEM_PHYS + 0x10000000, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 4, BOOKE_PAGESZ_256M, 1), + + /* + * TLB 5: 64M Non-cacheable, guarded + * 0xe000_0000 1M CCSRBAR + * 0xe200_0000 16M PCI1 IO + * 0xe300_0000 16M PCI2 IO + */ + SET_TLB_ENTRY(1, CFG_CCSRBAR, CFG_CCSRBAR, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 5, BOOKE_PAGESZ_64M, 1), + + /* + * TLB 6: 256M Non-cacheable, guarded + * 0xf0000000 Local bus expansion option. + * 0xfb000000 Configuration Latch register (one word) + * 0xfc000000 Up to 64M flash + */ + SET_TLB_ENTRY(1, CFG_LBC_OPTION_BASE, CFG_LBC_OPTION_BASE, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 7, BOOKE_PAGESZ_256M, 1), +}; + +int num_tlb_entries = ARRAY_SIZE(tlb_table); |