xref: /openbmc/u-boot/board/freescale/p1023rdb/tlb.c (revision 85231c08)
1 /*
2  * Copyright 2013 Freescale Semiconductor, Inc.
3  *
4  * SPDX-License-Identifier:	GPL-2.0+
5  */
6 
7 #include <common.h>
8 #include <asm/mmu.h>
9 
10 struct fsl_e_tlb_entry tlb_table[] = {
11 	/* TLB 0 - for temp stack in cache */
12 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR, CONFIG_SYS_INIT_RAM_ADDR,
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 + 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 + 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 + 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 	SET_TLB_ENTRY(1, 0xfffff000, 0xfffff000,
31 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I,
32 		      0, 0, BOOKE_PAGESZ_4K, 1),
33 
34 	/* *I*G* - CCSRBAR */
35 	SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS,
36 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
37 		      0, 1, BOOKE_PAGESZ_4M, 1),
38 
39 	/* W**G* - Flash, localbus */
40 	/* This will be changed to *I*G* after relocation to RAM. */
41 	SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE_PHYS,
42 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_W|MAS2_G,
43 		      0, 2, BOOKE_PAGESZ_256M, 1),
44 
45 	/* *I*G* - PCI */
46 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE3_MEM_VIRT, CONFIG_SYS_PCIE3_MEM_PHYS,
47 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
48 		      0, 3, BOOKE_PAGESZ_1G, 1),
49 
50 	/* *I*G* - PCI */
51 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE3_MEM_VIRT + 0x40000000,
52 		      CONFIG_SYS_PCIE3_MEM_PHYS + 0x40000000,
53 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
54 		      0, 4, BOOKE_PAGESZ_256M, 1),
55 
56 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE3_MEM_VIRT + 0x50000000,
57 		      CONFIG_SYS_PCIE3_MEM_PHYS + 0x50000000,
58 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
59 		      0, 5, BOOKE_PAGESZ_256M, 1),
60 
61 	/* *I*G* - PCI I/O */
62 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE3_IO_VIRT, CONFIG_SYS_PCIE3_IO_PHYS,
63 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
64 		      0, 6, BOOKE_PAGESZ_256K, 1),
65 
66 	/* Bman/Qman */
67 	SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE, CONFIG_SYS_BMAN_MEM_PHYS,
68 		      MAS3_SW|MAS3_SR, 0,
69 		      0, 7, BOOKE_PAGESZ_1M, 1),
70 	SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE + 0x00100000,
71 		      CONFIG_SYS_BMAN_MEM_PHYS + 0x00100000,
72 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
73 		      0, 8, BOOKE_PAGESZ_1M, 1),
74 	SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE, CONFIG_SYS_QMAN_MEM_PHYS,
75 		      MAS3_SW|MAS3_SR, MAS2_M,
76 		      0, 9, BOOKE_PAGESZ_1M, 1),
77 	SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE + 0x00100000,
78 		      CONFIG_SYS_QMAN_MEM_PHYS + 0x00100000,
79 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
80 		      0, 10, BOOKE_PAGESZ_1M, 1),
81 
82 	SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE_PHYS,
83 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
84 		      0, 11, BOOKE_PAGESZ_16K, 1),
85 
86 #ifdef CONFIG_SYS_RAMBOOT
87 	SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE,
88 		      CONFIG_SYS_DDR_SDRAM_BASE,
89 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_M,
90 		      0, 12, BOOKE_PAGESZ_256M, 1),
91 
92 	SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE + 0x10000000,
93 		      CONFIG_SYS_DDR_SDRAM_BASE + 0x10000000,
94 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_M,
95 		      0, 13, BOOKE_PAGESZ_256M, 1),
96 #endif
97 };
98 
99 int num_tlb_entries = ARRAY_SIZE(tlb_table);
100