xref: /openbmc/u-boot/board/freescale/p1023rdb/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, CONFIG_SYS_INIT_RAM_ADDR,
12 		      MAS3_SX|MAS3_SW|MAS3_SR, 0,
13 		      0, 0, BOOKE_PAGESZ_4K, 0),
14 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024,
15 		      CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024,
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 + 8 * 1024,
19 		      CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024,
20 		      MAS3_SX|MAS3_SW|MAS3_SR, 0,
21 		      0, 0, BOOKE_PAGESZ_4K, 0),
22 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024,
23 		      CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024,
24 		      MAS3_SX|MAS3_SW|MAS3_SR, 0,
25 		      0, 0, BOOKE_PAGESZ_4K, 0),
26 
27 	/* TLB 1 */
28 	/* *I*** - Covers boot page */
29 	SET_TLB_ENTRY(1, 0xfffff000, 0xfffff000,
30 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I,
31 		      0, 0, BOOKE_PAGESZ_4K, 1),
32 
33 	/* *I*G* - CCSRBAR */
34 	SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS,
35 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
36 		      0, 1, BOOKE_PAGESZ_4M, 1),
37 
38 	/* W**G* - Flash, localbus */
39 	/* This will be changed to *I*G* after relocation to RAM. */
40 	SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE_PHYS,
41 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_W|MAS2_G,
42 		      0, 2, BOOKE_PAGESZ_256M, 1),
43 
44 	/* *I*G* - PCI */
45 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE3_MEM_VIRT, CONFIG_SYS_PCIE3_MEM_PHYS,
46 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
47 		      0, 3, BOOKE_PAGESZ_1G, 1),
48 
49 	/* *I*G* - PCI */
50 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE3_MEM_VIRT + 0x40000000,
51 		      CONFIG_SYS_PCIE3_MEM_PHYS + 0x40000000,
52 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
53 		      0, 4, BOOKE_PAGESZ_256M, 1),
54 
55 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE3_MEM_VIRT + 0x50000000,
56 		      CONFIG_SYS_PCIE3_MEM_PHYS + 0x50000000,
57 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
58 		      0, 5, BOOKE_PAGESZ_256M, 1),
59 
60 	/* *I*G* - PCI I/O */
61 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE3_IO_VIRT, CONFIG_SYS_PCIE3_IO_PHYS,
62 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
63 		      0, 6, BOOKE_PAGESZ_256K, 1),
64 
65 	/* Bman/Qman */
66 	SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE, CONFIG_SYS_BMAN_MEM_PHYS,
67 		      MAS3_SW|MAS3_SR, 0,
68 		      0, 7, BOOKE_PAGESZ_1M, 1),
69 	SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE + 0x00100000,
70 		      CONFIG_SYS_BMAN_MEM_PHYS + 0x00100000,
71 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
72 		      0, 8, BOOKE_PAGESZ_1M, 1),
73 	SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE, CONFIG_SYS_QMAN_MEM_PHYS,
74 		      MAS3_SW|MAS3_SR, MAS2_M,
75 		      0, 9, BOOKE_PAGESZ_1M, 1),
76 	SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE + 0x00100000,
77 		      CONFIG_SYS_QMAN_MEM_PHYS + 0x00100000,
78 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
79 		      0, 10, BOOKE_PAGESZ_1M, 1),
80 
81 	SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE_PHYS,
82 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
83 		      0, 11, BOOKE_PAGESZ_16K, 1),
84 
85 #ifdef CONFIG_SYS_RAMBOOT
86 	SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE,
87 		      CONFIG_SYS_DDR_SDRAM_BASE,
88 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_M,
89 		      0, 12, BOOKE_PAGESZ_256M, 1),
90 
91 	SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE + 0x10000000,
92 		      CONFIG_SYS_DDR_SDRAM_BASE + 0x10000000,
93 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_M,
94 		      0, 13, BOOKE_PAGESZ_256M, 1),
95 #endif
96 };
97 
98 int num_tlb_entries = ARRAY_SIZE(tlb_table);
99