xref: /openbmc/u-boot/board/keymile/kmp204x/tlb.c (revision e77e65df)
1 /*
2  * (C) Copyright 2013 Keymile AG
3  * Valentin Longchamp <valentin.longchamp@keymile.com>
4  *
5  * Copyright 2008-2011 Freescale Semiconductor, Inc.
6  *
7  * (C) Copyright 2000
8  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
9  *
10  * SPDX-License-Identifier:	GPL-2.0+
11  */
12 
13 #include <common.h>
14 #include <asm/mmu.h>
15 
16 struct fsl_e_tlb_entry tlb_table[] = {
17 	/* TLB 0 - for temp stack in cache */
18 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR,
19 		      CONFIG_SYS_INIT_RAM_ADDR_PHYS,
20 		      MAS3_SW|MAS3_SR, 0,
21 		      0, 0, BOOKE_PAGESZ_4K, 0),
22 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024,
23 		      CONFIG_SYS_INIT_RAM_ADDR_PHYS + 4 * 1024,
24 		      MAS3_SW|MAS3_SR, 0,
25 		      0, 0, BOOKE_PAGESZ_4K, 0),
26 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024,
27 		      CONFIG_SYS_INIT_RAM_ADDR_PHYS + 8 * 1024,
28 		      MAS3_SW|MAS3_SR, 0,
29 		      0, 0, BOOKE_PAGESZ_4K, 0),
30 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024,
31 		      CONFIG_SYS_INIT_RAM_ADDR_PHYS + 12 * 1024,
32 		      MAS3_SW|MAS3_SR, 0,
33 		      0, 0, BOOKE_PAGESZ_4K, 0),
34 	/* TLB 1 */
35 	/* *I*G - L3SRAM. When L3 is used as 1M SRAM, the address of the
36 	 * SRAM is at 0xfff00000, it covered the 0xfffff000.
37 	 */
38 	SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L3_ADDR, CONFIG_SYS_INIT_L3_ADDR,
39 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
40 		      0, 0, BOOKE_PAGESZ_1M, 1),
41 
42 	/* *I*G* - CCSRBAR */
43 	SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS,
44 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
45 		      0, 1, BOOKE_PAGESZ_16M, 1),
46 	/* QRIO */
47 	SET_TLB_ENTRY(1, CONFIG_SYS_QRIO_BASE, CONFIG_SYS_QRIO_BASE_PHYS,
48 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
49 		      0, 2, BOOKE_PAGESZ_64K, 1),
50 	/* *I*G* - PCI1 */
51 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT, CONFIG_SYS_PCIE1_MEM_PHYS,
52 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
53 		      0, 3, BOOKE_PAGESZ_512M, 1),
54 	/* *I*G* - PCI3 */
55 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE3_MEM_VIRT, CONFIG_SYS_PCIE3_MEM_PHYS,
56 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
57 		      0, 4, BOOKE_PAGESZ_512M, 1),
58 	/* *I*G* - PCI1&3 I/O */
59 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_IO_VIRT, CONFIG_SYS_PCIE1_IO_PHYS,
60 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
61 		      0, 6, BOOKE_PAGESZ_128K, 1),
62 #ifdef CONFIG_SYS_LBAPP1_BASE_PHYS
63 	/* LBAPP1 */
64 	SET_TLB_ENTRY(1, CONFIG_SYS_LBAPP1_BASE, CONFIG_SYS_LBAPP1_BASE_PHYS,
65 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
66 		      0, 7, BOOKE_PAGESZ_256M, 1),
67 #endif
68 #ifdef CONFIG_SYS_LBAPP2_BASE_PHYS
69 	/* LBAPP2 */
70 	SET_TLB_ENTRY(1, CONFIG_SYS_LBAPP2_BASE, CONFIG_SYS_LBAPP2_BASE_PHYS,
71 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
72 		      0, 8, BOOKE_PAGESZ_256M, 1),
73 #endif
74 	/* Bman/Qman */
75 #ifdef CONFIG_SYS_BMAN_MEM_PHYS
76 	SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE, CONFIG_SYS_BMAN_MEM_PHYS,
77 		      MAS3_SW|MAS3_SR, 0,
78 		      0, 9, BOOKE_PAGESZ_1M, 1),
79 	SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE + 0x00100000,
80 		      CONFIG_SYS_BMAN_MEM_PHYS + 0x00100000,
81 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
82 		      0, 10, BOOKE_PAGESZ_1M, 1),
83 #endif
84 #ifdef CONFIG_SYS_QMAN_MEM_PHYS
85 	SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE, CONFIG_SYS_QMAN_MEM_PHYS,
86 		      MAS3_SW|MAS3_SR, 0,
87 		      0, 11, BOOKE_PAGESZ_1M, 1),
88 	SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE + 0x00100000,
89 		      CONFIG_SYS_QMAN_MEM_PHYS + 0x00100000,
90 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
91 		      0, 12, BOOKE_PAGESZ_1M, 1),
92 #endif
93 #ifdef CONFIG_SYS_DCSRBAR_PHYS
94 	SET_TLB_ENTRY(1, CONFIG_SYS_DCSRBAR, CONFIG_SYS_DCSRBAR_PHYS,
95 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
96 		      0, 13, BOOKE_PAGESZ_4M, 1),
97 #endif
98 #ifdef CONFIG_SYS_NAND_BASE
99 	/*
100 	 * *I*G - NAND
101 	 * entry 14 and 15 has been used hard coded, they will be disabled
102 	 * in cpu_init_f, so we use entry 16 for nand.
103 	 */
104 	SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE_PHYS,
105 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
106 		      0, 16, BOOKE_PAGESZ_32K, 1),
107 #endif
108 };
109 
110 int num_tlb_entries = ARRAY_SIZE(tlb_table);
111