summaryrefslogtreecommitdiff
path: root/board/freescale/b4860qds/tlb.c
blob: 29cc41bfaf0e14528d270ae7703ae0993e8e8e0e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
/*
 * Copyright 2011-2012 Freescale Semiconductor, Inc.
 *
 * 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_PHYS,
		      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_PHYS + 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_PHYS + 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_PHYS + 12 * 1024,
		      MAS3_SX|MAS3_SW|MAS3_SR, 0,
		      0, 0, BOOKE_PAGESZ_4K, 0),

	/* TLB 1 */
	/* *I*** - Covers boot page */
#if defined(CONFIG_SYS_RAMBOOT) && defined(CONFIG_SYS_INIT_L3_ADDR)
	/*
	 * *I*G - L3SRAM. When L3 is used as 1M SRAM, the address of the
	 * SRAM is at 0xfff00000, it covered the 0xfffff000.
	 */
	SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L3_ADDR, CONFIG_SYS_INIT_L3_ADDR,
			MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
			0, 0, BOOKE_PAGESZ_1M, 1),
#else
	SET_TLB_ENTRY(1, 0xfffff000, 0xfffff000,
		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
		      0, 0, BOOKE_PAGESZ_4K, 1),
#endif

	/* *I*G* - CCSRBAR */
	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_16M, 1),

	/* *I*G* - Flash, localbus */
	/* This will be changed to *I*G* after relocation to RAM. */
	SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE_PHYS,
		      MAS3_SX|MAS3_SR, MAS2_W|MAS2_G,
		      0, 2, BOOKE_PAGESZ_256M, 1),

	/* *I*G* - PCI */
	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, 3, BOOKE_PAGESZ_256M, 1),

	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, 4, BOOKE_PAGESZ_256M, 1),

	/* *I*G* - PCI I/O */
	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_IO_VIRT, CONFIG_SYS_PCIE1_IO_PHYS,
		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
		      0, 5, BOOKE_PAGESZ_64K, 1),

	/* Bman/Qman */
#ifdef CONFIG_SYS_BMAN_MEM_PHYS
	SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE, CONFIG_SYS_BMAN_MEM_PHYS,
		      MAS3_SX|MAS3_SW|MAS3_SR, 0,
		      0, 6, BOOKE_PAGESZ_16M, 1),
	SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE + 0x01000000,
		      CONFIG_SYS_BMAN_MEM_PHYS + 0x01000000,
		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
		      0, 7, BOOKE_PAGESZ_16M, 1),
#endif
#ifdef CONFIG_SYS_QMAN_MEM_PHYS
	SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE, CONFIG_SYS_QMAN_MEM_PHYS,
		      MAS3_SX|MAS3_SW|MAS3_SR, 0,
		      0, 8, BOOKE_PAGESZ_16M, 1),
	SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE + 0x01000000,
		      CONFIG_SYS_QMAN_MEM_PHYS + 0x01000000,
		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
		      0, 9, BOOKE_PAGESZ_16M, 1),
#endif
#ifdef CONFIG_SYS_DCSRBAR_PHYS
	SET_TLB_ENTRY(1, CONFIG_SYS_DCSRBAR, CONFIG_SYS_DCSRBAR_PHYS,
		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
		      0, 10, BOOKE_PAGESZ_32M, 1),
#endif
#ifdef CONFIG_SYS_NAND_BASE
	/*
	 * *I*G - NAND
	 */
	SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE_PHYS,
			MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
			0, 11, BOOKE_PAGESZ_64K, 1),
#endif
	SET_TLB_ENTRY(1, QIXIS_BASE, QIXIS_BASE_PHYS,
		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
		      0, 12, BOOKE_PAGESZ_4K, 1),

	/*
	 * *I*G - SRIO
	 * entry 14 and 15 has been used hard coded, they will be disabled
	 * in cpu_init_f, so we use entry 16 for SRIO2.
	 */
#ifdef CONFIG_SYS_SRIO1_MEM_PHYS
	/* *I*G* - SRIO1 */
	SET_TLB_ENTRY(1, CONFIG_SYS_SRIO1_MEM_VIRT, CONFIG_SYS_SRIO1_MEM_PHYS,
		MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
		      0, 13, BOOKE_PAGESZ_256M, 1),
#endif
#ifdef CONFIG_SYS_SRIO2_MEM_PHYS
	/* *I*G* - SRIO2 */
	SET_TLB_ENTRY(1, CONFIG_SYS_SRIO2_MEM_VIRT, CONFIG_SYS_SRIO2_MEM_PHYS,
		MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
		      0, 16, BOOKE_PAGESZ_256M, 1),
#endif
};

int num_tlb_entries = ARRAY_SIZE(tlb_table);