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gerrit.cesnet.cz / github / trini / u-boot / f8b4e45e313f1f3ab092d1172e5348466c57481c / . / board / gdsys / p1022 / tlb.c
blob: aee86a4356d6876f3b7a42b60882af3e69f6c043 [file] [log] [blame]
Dirk Eibachb9944a72013-06-26 15:55:17 +0200[diff] [blame]1/*
2 * Copyright 2010 Freescale Semiconductor, Inc.
3 * Authors: Srikanth Srinivasan <srikanth.srinivasan@freescale.com>
4 * Timur Tabi <timur@freescale.com>
5 *
Tom Rini5b8031c2016-01-14 22:05:13 -0500[diff] [blame]6 * SPDX-License-Identifier: GPL-2.0+
Dirk Eibachb9944a72013-06-26 15:55:17 +0200[diff] [blame]7 */
8
9#include <common.h>
10#include <asm/mmu.h>
11
12struct fsl_e_tlb_entry tlb_table[] = {
13 /* TLB 0 - for temp stack in cache */
14 SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR, CONFIG_SYS_INIT_RAM_ADDR,
15 MAS3_SX|MAS3_SW|MAS3_SR, 0,
16 0, 0, BOOKE_PAGESZ_4K, 0),
17 SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024,
18 CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024,
19 MAS3_SX|MAS3_SW|MAS3_SR, 0,
20 0, 0, BOOKE_PAGESZ_4K, 0),
21 SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024,
22 CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024,
23 MAS3_SX|MAS3_SW|MAS3_SR, 0,
24 0, 0, BOOKE_PAGESZ_4K, 0),
25 SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024,
26 CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024,
27 MAS3_SX|MAS3_SW|MAS3_SR, 0,
28 0, 0, BOOKE_PAGESZ_4K, 0),
29
30 /* TLB 1 */
31 /* *I*** - Covers boot page */
32 SET_TLB_ENTRY(1, 0xfffff000, 0xfffff000,
33 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I,
34 0, 0, BOOKE_PAGESZ_4K, 1),
35
36 /* *I*G* - CCSRBAR */
37 SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS,
38 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
39 0, 1, BOOKE_PAGESZ_1M, 1),
40
41 /* *I*G* - eLBC */
42 SET_TLB_ENTRY(1, CONFIG_SYS_ELBC_BASE, CONFIG_SYS_ELBC_BASE_PHYS,
43 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
44 0, 2, BOOKE_PAGESZ_1M, 1),
45
46#if defined(CONFIG_TRAILBLAZER)
47 /* *I*G - L2SRAM */
48 SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L2_ADDR, CONFIG_SYS_INIT_L2_ADDR_PHYS,
49 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
50 0, 9, BOOKE_PAGESZ_256K, 1),
51#else
52 /* *I*G* - PCI */
53 SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT, CONFIG_SYS_PCIE1_MEM_PHYS,
54 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
55 0, 3, BOOKE_PAGESZ_256M, 1),
56 SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT + 0x10000000,
57 CONFIG_SYS_PCIE1_MEM_PHYS + 0x10000000,
58 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
59 0, 4, BOOKE_PAGESZ_256M, 1),
60
61 /* *I*G* - PCI I/O */
62 SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_IO_VIRT, CONFIG_SYS_PCIE1_IO_PHYS,
63 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
64 0, 5, BOOKE_PAGESZ_256K, 1),
65
66#ifdef CONFIG_SYS_RAMBOOT
67 SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE, CONFIG_SYS_DDR_SDRAM_BASE,
68 MAS3_SX|MAS3_SW|MAS3_SR, 0,
69 0, 6, BOOKE_PAGESZ_1G, 1),
70#endif
71#endif
72};
73
74int num_tlb_entries = ARRAY_SIZE(tlb_table);