xref: /openbmc/u-boot/board/keymile/kmp204x/tlb.c (revision 87a62bce)
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * (C) Copyright 2013 Keymile AG
4  * Valentin Longchamp <valentin.longchamp@keymile.com>
5  *
6  * Copyright 2008-2011 Freescale Semiconductor, Inc.
7  *
8  * (C) Copyright 2000
9  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
10  */
11 
12 #include <common.h>
13 #include <asm/mmu.h>
14 
15 struct fsl_e_tlb_entry tlb_table[] = {
16 	/* TLB 0 - for temp stack in cache */
17 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR,
18 		      CONFIG_SYS_INIT_RAM_ADDR_PHYS,
19 		      MAS3_SW|MAS3_SR, 0,
20 		      0, 0, BOOKE_PAGESZ_4K, 0),
21 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024,
22 		      CONFIG_SYS_INIT_RAM_ADDR_PHYS + 4 * 1024,
23 		      MAS3_SW|MAS3_SR, 0,
24 		      0, 0, BOOKE_PAGESZ_4K, 0),
25 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024,
26 		      CONFIG_SYS_INIT_RAM_ADDR_PHYS + 8 * 1024,
27 		      MAS3_SW|MAS3_SR, 0,
28 		      0, 0, BOOKE_PAGESZ_4K, 0),
29 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024,
30 		      CONFIG_SYS_INIT_RAM_ADDR_PHYS + 12 * 1024,
31 		      MAS3_SW|MAS3_SR, 0,
32 		      0, 0, BOOKE_PAGESZ_4K, 0),
33 	/* TLB 1 */
34 	/* *I*G - L3SRAM. When L3 is used as 1M SRAM, the address of the
35 	 * SRAM is at 0xfff00000, it covered the 0xfffff000.
36 	 */
37 	SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L3_ADDR, CONFIG_SYS_INIT_L3_ADDR,
38 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
39 		      0, 0, BOOKE_PAGESZ_1M, 1),
40 
41 	/* *I*G* - CCSRBAR */
42 	SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS,
43 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
44 		      0, 1, BOOKE_PAGESZ_16M, 1),
45 	/* QRIO */
46 	SET_TLB_ENTRY(1, CONFIG_SYS_QRIO_BASE, CONFIG_SYS_QRIO_BASE_PHYS,
47 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
48 		      0, 2, BOOKE_PAGESZ_64K, 1),
49 	/* *I*G* - PCI1 */
50 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT, CONFIG_SYS_PCIE1_MEM_PHYS,
51 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
52 		      0, 3, BOOKE_PAGESZ_512M, 1),
53 	/* *I*G* - PCI3 */
54 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE3_MEM_VIRT, CONFIG_SYS_PCIE3_MEM_PHYS,
55 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
56 		      0, 4, BOOKE_PAGESZ_512M, 1),
57 	/* *I*G* - PCI1&3 I/O */
58 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_IO_VIRT, CONFIG_SYS_PCIE1_IO_PHYS,
59 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
60 		      0, 6, BOOKE_PAGESZ_128K, 1),
61 #ifdef CONFIG_SYS_LBAPP1_BASE_PHYS
62 	/* LBAPP1 */
63 	SET_TLB_ENTRY(1, CONFIG_SYS_LBAPP1_BASE, CONFIG_SYS_LBAPP1_BASE_PHYS,
64 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
65 		      0, 7, BOOKE_PAGESZ_256M, 1),
66 #endif
67 #ifdef CONFIG_SYS_LBAPP2_BASE_PHYS
68 	/* LBAPP2 */
69 	SET_TLB_ENTRY(1, CONFIG_SYS_LBAPP2_BASE, CONFIG_SYS_LBAPP2_BASE_PHYS,
70 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
71 		      0, 8, BOOKE_PAGESZ_256M, 1),
72 #endif
73 	/* Bman/Qman */
74 #ifdef CONFIG_SYS_BMAN_MEM_PHYS
75 	SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE, CONFIG_SYS_BMAN_MEM_PHYS,
76 		      MAS3_SW|MAS3_SR, 0,
77 		      0, 9, BOOKE_PAGESZ_1M, 1),
78 	SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE + 0x00100000,
79 		      CONFIG_SYS_BMAN_MEM_PHYS + 0x00100000,
80 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
81 		      0, 10, BOOKE_PAGESZ_1M, 1),
82 #endif
83 #ifdef CONFIG_SYS_QMAN_MEM_PHYS
84 	SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE, CONFIG_SYS_QMAN_MEM_PHYS,
85 		      MAS3_SW|MAS3_SR, 0,
86 		      0, 11, BOOKE_PAGESZ_1M, 1),
87 	SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE + 0x00100000,
88 		      CONFIG_SYS_QMAN_MEM_PHYS + 0x00100000,
89 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
90 		      0, 12, BOOKE_PAGESZ_1M, 1),
91 #endif
92 #ifdef CONFIG_SYS_DCSRBAR_PHYS
93 	SET_TLB_ENTRY(1, CONFIG_SYS_DCSRBAR, CONFIG_SYS_DCSRBAR_PHYS,
94 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
95 		      0, 13, BOOKE_PAGESZ_4M, 1),
96 #endif
97 #ifdef CONFIG_SYS_NAND_BASE
98 	/*
99 	 * *I*G - NAND
100 	 * entry 14 and 15 has been used hard coded, they will be disabled
101 	 * in cpu_init_f, so we use entry 16 for nand.
102 	 */
103 	SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE_PHYS,
104 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
105 		      0, 16, BOOKE_PAGESZ_32K, 1),
106 #endif
107 };
108 
109 int num_tlb_entries = ARRAY_SIZE(tlb_table);
110