1 /*
2  * Copyright 2008 Freescale Semiconductor, Inc.
3  *
4  * (C) Copyright 2000
5  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
6  *
7  * SPDX-License-Identifier:	GPL-2.0+
8  */
9 
10 #include <common.h>
11 #include <asm/mmu.h>
12 
13 struct fsl_e_tlb_entry tlb_table[] = {
14 	/* TLB 0 - for temp stack in cache */
15 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR, CONFIG_SYS_INIT_RAM_ADDR,
16 		      MAS3_SX|MAS3_SW|MAS3_SR, 0,
17 		      0, 0, BOOKE_PAGESZ_4K, 0),
18 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024 , CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024,
19 		      MAS3_SX|MAS3_SW|MAS3_SR, 0,
20 		      0, 0, BOOKE_PAGESZ_4K, 0),
21 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024 , CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024,
22 		      MAS3_SX|MAS3_SW|MAS3_SR, 0,
23 		      0, 0, BOOKE_PAGESZ_4K, 0),
24 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024 , CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024,
25 		      MAS3_SX|MAS3_SW|MAS3_SR, 0,
26 		      0, 0, BOOKE_PAGESZ_4K, 0),
27 
28 	/*
29 	 * TLB 0:	16M	Non-cacheable, guarded
30 	 * 0xff000000	16M	FLASH
31 	 * Out of reset this entry is only 4K.
32 	 */
33 	SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE,
34 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
35 		      0, 0, BOOKE_PAGESZ_16M, 1),
36 
37 	/*
38 	 * TLB 1:	256M	Non-cacheable, guarded
39 	 * 0x80000000	256M	PCI1 MEM First half
40 	 */
41 	SET_TLB_ENTRY(1, CONFIG_SYS_PCI1_MEM_VIRT, CONFIG_SYS_PCI1_MEM_PHYS,
42 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
43 		      0, 1, BOOKE_PAGESZ_256M, 1),
44 
45 	/*
46 	 * TLB 2:	256M	Non-cacheable, guarded
47 	 * 0x90000000	256M	PCI1 MEM Second half
48 	 */
49 	SET_TLB_ENTRY(1, CONFIG_SYS_PCI1_MEM_VIRT + 0x10000000, CONFIG_SYS_PCI1_MEM_PHYS + 0x10000000,
50 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
51 		      0, 2, BOOKE_PAGESZ_256M, 1),
52 
53 	/*
54 	 * TLB 3:	256M	Non-cacheable, guarded
55 	 * 0xa0000000	256M	PCI2 MEM First half
56 	 */
57 	SET_TLB_ENTRY(1, CONFIG_SYS_PCI2_MEM_VIRT, CONFIG_SYS_PCI2_MEM_PHYS,
58 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
59 		      0, 3, BOOKE_PAGESZ_256M, 1),
60 
61 	/*
62 	 * TLB 4:	256M	Non-cacheable, guarded
63 	 * 0xb0000000	256M	PCI2 MEM Second half
64 	 */
65 	SET_TLB_ENTRY(1, CONFIG_SYS_PCI2_MEM_VIRT + 0x10000000, CONFIG_SYS_PCI2_MEM_PHYS + 0x10000000,
66 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
67 		      0, 4, BOOKE_PAGESZ_256M, 1),
68 
69 	/*
70 	 * TLB 5:	64M	Non-cacheable, guarded
71 	 * 0xe000_0000	1M	CCSRBAR
72 	 * 0xe200_0000	16M	PCI1 IO
73 	 * 0xe300_0000	16M	PCI2 IO
74 	 */
75 	SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS,
76 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
77 		      0, 5, BOOKE_PAGESZ_64M, 1),
78 
79 	/*
80 	 * TLB 6:	64M	Cacheable, non-guarded
81 	 * 0xf000_0000	64M	LBC SDRAM
82 	 */
83 	SET_TLB_ENTRY(1, CONFIG_SYS_LBC_SDRAM_BASE, CONFIG_SYS_LBC_SDRAM_BASE,
84 		      MAS3_SX|MAS3_SW|MAS3_SR, 0,
85 		      0, 6, BOOKE_PAGESZ_64M, 1),
86 
87 	/*
88 	 * TLB 7:	1M	Non-cacheable, guarded
89 	 * 0xf8000000	1M	CADMUS registers
90 	 */
91 	SET_TLB_ENTRY(1, CADMUS_BASE_ADDR, CADMUS_BASE_ADDR,
92 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
93 		      0, 7, BOOKE_PAGESZ_1M, 1),
94 };
95 
96 int num_tlb_entries = ARRAY_SIZE(tlb_table);
97