xref: /openbmc/u-boot/board/freescale/t1040qds/tlb.c (revision dd1033e4)
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright 2013 Freescale Semiconductor, Inc.
4  */
5 
6 #include <common.h>
7 #include <asm/mmu.h>
8 
9 struct fsl_e_tlb_entry tlb_table[] = {
10 	/* TLB 0 - for temp stack in cache */
11 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR,
12 		      CONFIG_SYS_INIT_RAM_ADDR_PHYS,
13 		      MAS3_SX|MAS3_SW|MAS3_SR, 0,
14 		      0, 0, BOOKE_PAGESZ_4K, 0),
15 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024,
16 		      CONFIG_SYS_INIT_RAM_ADDR_PHYS + 4 * 1024,
17 		      MAS3_SX|MAS3_SW|MAS3_SR, 0,
18 		      0, 0, BOOKE_PAGESZ_4K, 0),
19 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024,
20 		      CONFIG_SYS_INIT_RAM_ADDR_PHYS + 8 * 1024,
21 		      MAS3_SX|MAS3_SW|MAS3_SR, 0,
22 		      0, 0, BOOKE_PAGESZ_4K, 0),
23 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024,
24 		      CONFIG_SYS_INIT_RAM_ADDR_PHYS + 12 * 1024,
25 		      MAS3_SX|MAS3_SW|MAS3_SR, 0,
26 		      0, 0, BOOKE_PAGESZ_4K, 0),
27 
28 	/* TLB 1 */
29 	/* *I*** - Covers boot page */
30 #if defined(CONFIG_SYS_RAMBOOT) && defined(CONFIG_SYS_INIT_L3_ADDR)
31 	/*
32 	 * *I*G - L3SRAM. When L3 is used as 256K SRAM, the address of the
33 	 * SRAM is at 0xfffc0000, it covered the 0xfffff000.
34 	 */
35 	SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L3_ADDR, CONFIG_SYS_INIT_L3_ADDR,
36 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
37 		      0, 0, BOOKE_PAGESZ_256K, 1),
38 #else
39 	SET_TLB_ENTRY(1, 0xfffff000, 0xfffff000,
40 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
41 		      0, 0, BOOKE_PAGESZ_4K, 1),
42 #endif
43 
44 	/* *I*G* - CCSRBAR */
45 	SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS,
46 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
47 		      0, 1, BOOKE_PAGESZ_16M, 1),
48 
49 	/* *I*G* - Flash, localbus */
50 	/* This will be changed to *I*G* after relocation to RAM. */
51 	SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE_PHYS,
52 		      MAS3_SX|MAS3_SR, MAS2_W|MAS2_G,
53 		      0, 2, BOOKE_PAGESZ_256M, 1),
54 
55 	/* *I*G* - PCI */
56 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT, CONFIG_SYS_PCIE1_MEM_PHYS,
57 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
58 		      0, 3, BOOKE_PAGESZ_1G, 1),
59 
60 	/* *I*G* - PCI I/O */
61 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_IO_VIRT, CONFIG_SYS_PCIE1_IO_PHYS,
62 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
63 		      0, 4, BOOKE_PAGESZ_256K, 1),
64 
65 	/* Bman/Qman */
66 #ifdef CONFIG_SYS_BMAN_MEM_PHYS
67 	SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE, CONFIG_SYS_BMAN_MEM_PHYS,
68 		      MAS3_SX|MAS3_SW|MAS3_SR, 0,
69 		      0, 5, BOOKE_PAGESZ_16M, 1),
70 	SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE + 0x01000000,
71 		      CONFIG_SYS_BMAN_MEM_PHYS + 0x01000000,
72 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
73 		      0, 6, BOOKE_PAGESZ_16M, 1),
74 #endif
75 #ifdef CONFIG_SYS_QMAN_MEM_PHYS
76 	SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE, CONFIG_SYS_QMAN_MEM_PHYS,
77 		      MAS3_SX|MAS3_SW|MAS3_SR, 0,
78 		      0, 7, BOOKE_PAGESZ_16M, 1),
79 	SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE + 0x01000000,
80 		      CONFIG_SYS_QMAN_MEM_PHYS + 0x01000000,
81 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
82 		      0, 8, BOOKE_PAGESZ_16M, 1),
83 #endif
84 #ifdef CONFIG_SYS_DCSRBAR_PHYS
85 	SET_TLB_ENTRY(1, CONFIG_SYS_DCSRBAR, CONFIG_SYS_DCSRBAR_PHYS,
86 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
87 		      0, 9, BOOKE_PAGESZ_4M, 1),
88 #endif
89 #ifdef CONFIG_SYS_NAND_BASE
90 	/*
91 	 * *I*G - NAND
92 	 * entry 14 and 15 has been used hard coded, they will be disabled
93 	 * in cpu_init_f, so we use entry 16 for nand.
94 	 */
95 	SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE_PHYS,
96 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
97 		      0, 10, BOOKE_PAGESZ_64K, 1),
98 #endif
99 #ifdef QIXIS_BASE
100 	SET_TLB_ENTRY(1, QIXIS_BASE, QIXIS_BASE_PHYS,
101 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
102 		      0, 11, BOOKE_PAGESZ_4K, 1),
103 #endif
104 
105 };
106 
107 int num_tlb_entries = ARRAY_SIZE(tlb_table);
108