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authorKumar Gala <galak@kernel.crashing.org>2008-01-17 01:25:33 -0600
committerKumar Gala <galak@kernel.crashing.org>2008-01-17 02:09:20 -0600
commitff4681c9285b2b4d24552a19cacc1769fe2fc7e0 (patch)
treee510cfd32576981c0f612cbd5177a3118f7a64d7 /board/mpc8540eval/tlb.c
parent73aa9ac2b46f1cfd039106ebd6b9865016005234 (diff)
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85xx: Convert MPC8540EVAL to new TLB setup
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'board/mpc8540eval/tlb.c')
-rw-r--r--board/mpc8540eval/tlb.c78
1 files changed, 78 insertions, 0 deletions
diff --git a/board/mpc8540eval/tlb.c b/board/mpc8540eval/tlb.c
new file mode 100644
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--- /dev/null
+++ b/board/mpc8540eval/tlb.c
@@ -0,0 +1,78 @@
+/*
+ * 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[] = {
+ SET_TLB_ENTRY(1, CFG_CCSRBAR, CFG_CCSRBAR,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 1, BOOKE_PAGESZ_1M, 1),
+
+ #if defined(CFG_FLASH_PORT_WIDTH_16)
+ SET_TLB_ENTRY(1, CFG_FLASH_BASE, CFG_FLASH_BASE,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 2, BOOKE_PAGESZ_4M, 1),
+ SET_TLB_ENTRY(1, CFG_FLASH_BASE + 0x400000, CFG_FLASH_BASE + 0x400000,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 3, BOOKE_PAGESZ_4M, 1),
+ #else
+ SET_TLB_ENTRY(1, CFG_FLASH_BASE, CFG_FLASH_BASE,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 2, BOOKE_PAGESZ_16M, 1),
+ #endif
+
+ #if !defined(CONFIG_SPD_EEPROM)
+ SET_TLB_ENTRY(1, CFG_DDR_SDRAM_BASE, CFG_DDR_SDRAM_BASE,
+ MAS3_SX|MAS3_SW|MAS3_SR, 0,
+ 0, 4, BOOKE_PAGESZ_64M, 1),
+
+ SET_TLB_ENTRY(1, CFG_DDR_SDRAM_BASE + 0x4000000, CFG_DDR_SDRAM_BASE + 0x4000000,
+ MAS3_SX|MAS3_SW|MAS3_SR, 0,
+ 0, 5, BOOKE_PAGESZ_64M, 1),
+ #endif
+
+ SET_TLB_ENTRY(1, CFG_LBC_SDRAM_BASE, CFG_LBC_SDRAM_BASE,
+ #if defined(CONFIG_RAM_AS_FLASH)
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ #else
+ MAS3_SX|MAS3_SW|MAS3_SR, 0,
+ #endif
+ 0, 6, BOOKE_PAGESZ_64M, 1),
+
+ SET_TLB_ENTRY(1, CFG_INIT_RAM_ADDR, CFG_INIT_RAM_ADDR,
+ MAS3_SX|MAS3_SW|MAS3_SR, 0,
+ 0, 7, BOOKE_PAGESZ_16K, 1),
+
+ SET_TLB_ENTRY(1, CFG_PCI_MEM_PHYS, CFG_PCI_MEM_PHYS,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 8, BOOKE_PAGESZ_256M, 1),
+
+ SET_TLB_ENTRY(1, CFG_BCSR, CFG_BCSR,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 9, BOOKE_PAGESZ_16K, 1),
+};
+
+int num_tlb_entries = ARRAY_SIZE(tlb_table);