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-rw-r--r--board/freescale/mpc8569mds/tlb.c103
1 files changed, 103 insertions, 0 deletions
diff --git a/board/freescale/mpc8569mds/tlb.c b/board/freescale/mpc8569mds/tlb.c
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+++ b/board/freescale/mpc8569mds/tlb.c
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+/*
+ * Copyright 2009 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,
+ 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 Initializations */
+ /*
+ * TLBe 0: 16M Non-cacheable, guarded
+ * 0xff000000 16M FLASH (upper half)
+ * Out of reset this entry is only 4K.
+ */
+ SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE + 0x1000000,
+ CONFIG_SYS_FLASH_BASE_PHYS + 0x1000000,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 0, BOOKE_PAGESZ_16M, 1),
+
+ /*
+ * TLBe 1: 16M Non-cacheable, guarded
+ * 0xfe000000 16M FLASH (lower half)
+ */
+ SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE_PHYS,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 1, BOOKE_PAGESZ_16M, 1),
+
+ /*
+ * TLBe 2: 256M Non-cacheable, guarded
+ * 0xa00000000 256M PCIe MEM (lower half)
+ */
+ 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, 2, BOOKE_PAGESZ_256M, 1),
+
+ /*
+ * TLBe 3: 256M Non-cacheable, guarded
+ * 0xb00000000 256M PCIe MEM (higher half)
+ */
+ SET_TLB_ENTRY(1, (CONFIG_SYS_PCIE1_MEM_VIRT + 0x10000000),
+ (CONFIG_SYS_PCIE1_MEM_PHYS + 0x10000000),
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 3, BOOKE_PAGESZ_256M, 1),
+
+ /*
+ * TLBe 4: 64M Non-cacheable, guarded
+ * 0xe000_0000 1M CCSRBAR
+ * 0xe280_0000 8M PCIe IO
+ */
+ SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 4, BOOKE_PAGESZ_64M, 1),
+
+ /*
+ * TLBe 5: 256K Non-cacheable, guarded
+ * 0xf8000000 32K BCSR
+ * 0xf8008000 32K PIB (CS4)
+ * 0xf8010000 32K PIB (CS5)
+ */
+ SET_TLB_ENTRY(1, CONFIG_SYS_BCSR_BASE, CONFIG_SYS_BCSR_BASE_PHYS,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 5, BOOKE_PAGESZ_256K, 1),
+};
+
+int num_tlb_entries = ARRAY_SIZE(tlb_table);