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authorWolfgang Grandegger <wg@grandegger.com>2008-06-04 13:52:17 +0200
committerAndrew Fleming-AFLEMING <afleming@freescale.com>2008-06-10 18:22:26 -0500
commit4677988c7edc070c3786d3db7994abeca3ab82a0 (patch)
treeafe5291cc036cf5718f23734d1133cc71e26e5e0 /board/tqc/tqm85xx/tlb.c
parent6fab2fe72ca5bf95280cd52cdf378af3e506eb50 (diff)
downloadblackbird-obmc-uboot-4677988c7edc070c3786d3db7994abeca3ab82a0.tar.gz
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TQM: move TQM boards to board/tqc
Move all TQM board directories to the vendor specific directory "tqc" for modules from TQ-Components GmbH (http://www.tqc.de). Signed-off-by: Wolfgang Grandegger <wg@grandegger.com>
Diffstat (limited to 'board/tqc/tqm85xx/tlb.c')
-rw-r--r--board/tqc/tqm85xx/tlb.c114
1 files changed, 114 insertions, 0 deletions
diff --git a/board/tqc/tqm85xx/tlb.c b/board/tqc/tqm85xx/tlb.c
new file mode 100644
index 0000000000..ad26caeea2
--- /dev/null
+++ b/board/tqc/tqm85xx/tlb.c
@@ -0,0 +1,114 @@
+/*
+ * 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, 1: 128M Non-cacheable, guarded
+ * 0xf8000000 128M 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, 1, BOOKE_PAGESZ_64M, 1),
+ SET_TLB_ENTRY(1, CFG_FLASH_BASE + 0x4000000, CFG_FLASH_BASE + 0x4000000,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 0, BOOKE_PAGESZ_64M, 1),
+
+ /*
+ * TLB 2: 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, 2, BOOKE_PAGESZ_256M, 1),
+
+ /*
+ * TLB 3: 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, 3, BOOKE_PAGESZ_256M, 1),
+
+ /*
+ * TLB 4: 256M Non-cacheable, guarded
+ * 0xc0000000 256M Rapid IO MEM First half
+ */
+ SET_TLB_ENTRY(1, CFG_RIO_MEM_BASE, CFG_RIO_MEM_BASE,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 4, BOOKE_PAGESZ_256M, 1),
+
+ /*
+ * TLB 5: 256M Non-cacheable, guarded
+ * 0xd0000000 256M Rapid IO MEM Second half
+ */
+ SET_TLB_ENTRY(1, CFG_RIO_MEM_BASE + 0x10000000, CFG_RIO_MEM_BASE + 0x10000000,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 5, BOOKE_PAGESZ_256M, 1),
+
+ /*
+ * TLB 6: 64M Non-cacheable, guarded
+ * 0xe000_0000 1M CCSRBAR
+ * 0xe200_0000 16M PCI1 IO
+ */
+ SET_TLB_ENTRY(1, CFG_CCSRBAR, CFG_CCSRBAR_PHYS,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 6, BOOKE_PAGESZ_64M, 1),
+
+ /*
+ * TLB 7+8: 512M DDR, cache disabled (needed for memory test)
+ * 0x00000000 512M DDR System memory
+ * Without SPD EEPROM configured DDR, this must be setup manually.
+ * Make sure the TLB count at the top of this table is correct.
+ * Likely it needs to be increased by two for these entries.
+ */
+ SET_TLB_ENTRY(1, CFG_DDR_SDRAM_BASE, CFG_DDR_SDRAM_BASE,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 7, BOOKE_PAGESZ_256M, 1),
+
+ SET_TLB_ENTRY(1, CFG_DDR_SDRAM_BASE + 0x10000000, CFG_DDR_SDRAM_BASE + 0x10000000,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 8, BOOKE_PAGESZ_256M, 1),
+};
+
+int num_tlb_entries = ARRAY_SIZE(tlb_table);
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