xref: /openbmc/u-boot/board/freescale/c29xpcie/tlb.c (revision 1a05b5f9)
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 	SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS,
30 			MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
31 			0, 0, BOOKE_PAGESZ_1M, 1),
32 
33 	SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE_PHYS,
34 			MAS3_SX|MAS3_SR, MAS2_W|MAS2_G,
35 			0, 1, BOOKE_PAGESZ_64M, 1),
36 
37 #ifdef CONFIG_PCI
38 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT, CONFIG_SYS_PCIE1_MEM_PHYS,
39 			MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
40 			0, 2, BOOKE_PAGESZ_256M, 1),
41 
42 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_IO_VIRT, CONFIG_SYS_PCIE1_IO_PHYS,
43 			MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
44 			0, 3, BOOKE_PAGESZ_256K, 1),
45 #endif
46 
47 	SET_TLB_ENTRY(1, CONFIG_SYS_CPLD_BASE, CONFIG_SYS_CPLD_BASE_PHYS,
48 			MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
49 			0, 4, BOOKE_PAGESZ_4K, 1),
50 
51 	SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE_PHYS,
52 			MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
53 			0, 5, BOOKE_PAGESZ_16K, 1),
54 
55 	SET_TLB_ENTRY(1, CONFIG_SYS_PLATFORM_SRAM_BASE,
56 			CONFIG_SYS_PLATFORM_SRAM_BASE_PHYS,
57 			MAS3_SX|MAS3_SW|MAS3_SR, 0,
58 			0, 6, BOOKE_PAGESZ_256K, 1),
59 	SET_TLB_ENTRY(1, CONFIG_SYS_PLATFORM_SRAM_BASE + 0x40000,
60 			CONFIG_SYS_PLATFORM_SRAM_BASE_PHYS + 0x40000,
61 			MAS3_SX|MAS3_SW|MAS3_SR, 0,
62 			0, 7, BOOKE_PAGESZ_256K, 1),
63 
64 #ifdef CONFIG_SYS_RAMBOOT
65 	SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE,
66 			CONFIG_SYS_DDR_SDRAM_BASE,
67 			MAS3_SX|MAS3_SW|MAS3_SR, 0,
68 			0, 8, BOOKE_PAGESZ_256M, 1),
69 	SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE + 0x10000000,
70 			CONFIG_SYS_DDR_SDRAM_BASE + 0x10000000,
71 			MAS3_SX|MAS3_SW|MAS3_SR, 0,
72 			0, 9, BOOKE_PAGESZ_256M, 1),
73 #endif
74 };
75 
76 int num_tlb_entries = ARRAY_SIZE(tlb_table);
77