xref: /openbmc/u-boot/board/freescale/p1010rdb/tlb.c (revision 12308b12)
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright 2010-2011 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|MAS2_G,
31 		      0, 0, BOOKE_PAGESZ_4K, 1),
32 #ifdef CONFIG_SPL_NAND_BOOT
33 	SET_TLB_ENTRY(1, 0xffffe000, 0xffffe000,
34 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
35 		      0, 10, BOOKE_PAGESZ_4K, 1),
36 #endif
37 
38 	/* *I*G* - CCSRBAR */
39 	SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS,
40 			MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
41 			0, 1, BOOKE_PAGESZ_1M, 1),
42 
43 #ifndef CONFIG_SPL_BUILD
44 	SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE_PHYS,
45 			MAS3_SX|MAS3_SR, MAS2_W|MAS2_G,
46 			0, 2, BOOKE_PAGESZ_16M, 1),
47 
48 	SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE + 0x1000000,
49 			CONFIG_SYS_FLASH_BASE_PHYS + 0x1000000,
50 			MAS3_SX|MAS3_SR, MAS2_W|MAS2_G,
51 			0, 3, BOOKE_PAGESZ_16M, 1),
52 
53 #ifdef CONFIG_PCI
54 	/* *I*G* - PCI */
55 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT, CONFIG_SYS_PCIE1_MEM_PHYS,
56 			MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
57 			0, 4, BOOKE_PAGESZ_1G, 1),
58 
59 	/* *I*G* - PCI I/O */
60 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_IO_VIRT, CONFIG_SYS_PCIE1_IO_PHYS,
61 			MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
62 			0, 5, BOOKE_PAGESZ_256K, 1),
63 #endif
64 #endif
65 
66 	/* *I*G - Board CPLD  */
67 	SET_TLB_ENTRY(1, CONFIG_SYS_CPLD_BASE, CONFIG_SYS_CPLD_BASE_PHYS,
68 			MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
69 			0, 6, BOOKE_PAGESZ_256K, 1),
70 
71 	SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE_PHYS,
72 			MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
73 			0, 7, BOOKE_PAGESZ_1M, 1),
74 
75 #if defined(CONFIG_SYS_RAMBOOT) || \
76 	(defined(CONFIG_SPL) && !defined(CONFIG_SPL_COMMON_INIT_DDR))
77 	SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE, CONFIG_SYS_DDR_SDRAM_BASE,
78 			MAS3_SX|MAS3_SW|MAS3_SR, MAS2_M,
79 			0, 8, BOOKE_PAGESZ_1G, 1),
80 #endif
81 
82 #ifdef CONFIG_SYS_INIT_L2_ADDR
83 	/* *I*G - L2SRAM */
84 	SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L2_ADDR, CONFIG_SYS_INIT_L2_ADDR_PHYS,
85 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_G,
86 		      0, 11, BOOKE_PAGESZ_256K, 1)
87 #endif
88 };
89 
90 int num_tlb_entries = ARRAY_SIZE(tlb_table);
91