xref: /openbmc/u-boot/board/varisys/cyrus/tlb.c (revision 87e29878caba758ed3e09e9912ac8eb6dfc55f39)
1*87e29878SAndy Fleming /*
2*87e29878SAndy Fleming  * Author: Adrian Cox
3*87e29878SAndy Fleming  * Based on corenet_ds tlb code
4*87e29878SAndy Fleming  *
5*87e29878SAndy Fleming  * SPDX-License-Identifier:    GPL-2.0+
6*87e29878SAndy Fleming  */
7*87e29878SAndy Fleming 
8*87e29878SAndy Fleming #include <common.h>
9*87e29878SAndy Fleming #include <asm/mmu.h>
10*87e29878SAndy Fleming 
11*87e29878SAndy Fleming struct fsl_e_tlb_entry tlb_table[] = {
12*87e29878SAndy Fleming 	/* TLB 0 - for temp stack in cache */
13*87e29878SAndy Fleming 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR,
14*87e29878SAndy Fleming 		      CONFIG_SYS_INIT_RAM_ADDR_PHYS,
15*87e29878SAndy Fleming 		      MAS3_SW|MAS3_SR, 0,
16*87e29878SAndy Fleming 		      0, 0, BOOKE_PAGESZ_4K, 0),
17*87e29878SAndy Fleming 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024,
18*87e29878SAndy Fleming 		      CONFIG_SYS_INIT_RAM_ADDR_PHYS + 4 * 1024,
19*87e29878SAndy Fleming 		      MAS3_SW|MAS3_SR, 0,
20*87e29878SAndy Fleming 		      0, 0, BOOKE_PAGESZ_4K, 0),
21*87e29878SAndy Fleming 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024,
22*87e29878SAndy Fleming 		      CONFIG_SYS_INIT_RAM_ADDR_PHYS + 8 * 1024,
23*87e29878SAndy Fleming 		      MAS3_SW|MAS3_SR, 0,
24*87e29878SAndy Fleming 		      0, 0, BOOKE_PAGESZ_4K, 0),
25*87e29878SAndy Fleming 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024,
26*87e29878SAndy Fleming 		      CONFIG_SYS_INIT_RAM_ADDR_PHYS + 12 * 1024,
27*87e29878SAndy Fleming 		      MAS3_SW|MAS3_SR, 0,
28*87e29878SAndy Fleming 		      0, 0, BOOKE_PAGESZ_4K, 0),
29*87e29878SAndy Fleming 
30*87e29878SAndy Fleming 	/* TLB 1 */
31*87e29878SAndy Fleming 	/* *I*** - Covers boot page */
32*87e29878SAndy Fleming #if defined(CONFIG_SYS_RAMBOOT) && defined(CONFIG_SYS_INIT_L3_ADDR)
33*87e29878SAndy Fleming 	/*
34*87e29878SAndy Fleming 	 * *I*G - L3SRAM. When L3 is used as 1M SRAM, the address of the
35*87e29878SAndy Fleming 	 * SRAM is at 0xfff00000, it covered the 0xfffff000.
36*87e29878SAndy Fleming 	 */
37*87e29878SAndy Fleming 	SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L3_ADDR, CONFIG_SYS_INIT_L3_ADDR,
38*87e29878SAndy Fleming 			MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
39*87e29878SAndy Fleming 			0, 0, BOOKE_PAGESZ_1M, 1),
40*87e29878SAndy Fleming #else
41*87e29878SAndy Fleming 	SET_TLB_ENTRY(1, 0xfffff000, 0xfffff000,
42*87e29878SAndy Fleming 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
43*87e29878SAndy Fleming 		      0, 0, BOOKE_PAGESZ_4K, 1),
44*87e29878SAndy Fleming #endif
45*87e29878SAndy Fleming 
46*87e29878SAndy Fleming 	/* *I*G* - CCSRBAR */
47*87e29878SAndy Fleming 	SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS,
48*87e29878SAndy Fleming 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
49*87e29878SAndy Fleming 		      0, 1, BOOKE_PAGESZ_16M, 1),
50*87e29878SAndy Fleming 
51*87e29878SAndy Fleming 	/* Local Bus */
52*87e29878SAndy Fleming 	SET_TLB_ENTRY(1, CONFIG_SYS_LBC0_BASE, CONFIG_SYS_LBC0_BASE_PHYS,
53*87e29878SAndy Fleming 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
54*87e29878SAndy Fleming 		      0, 2, BOOKE_PAGESZ_64K, 1),
55*87e29878SAndy Fleming 	SET_TLB_ENTRY(1, CONFIG_SYS_LBC1_BASE, CONFIG_SYS_LBC1_BASE_PHYS,
56*87e29878SAndy Fleming 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
57*87e29878SAndy Fleming 		      0, 3, BOOKE_PAGESZ_4K, 1),
58*87e29878SAndy Fleming 
59*87e29878SAndy Fleming 	/* *I*G* - PCI */
60*87e29878SAndy Fleming 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT, CONFIG_SYS_PCIE1_MEM_PHYS,
61*87e29878SAndy Fleming 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
62*87e29878SAndy Fleming 		      0, 4, BOOKE_PAGESZ_1G, 1),
63*87e29878SAndy Fleming 
64*87e29878SAndy Fleming 	/* *I*G* - PCI */
65*87e29878SAndy Fleming 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT + 0x40000000,
66*87e29878SAndy Fleming 		      CONFIG_SYS_PCIE1_MEM_PHYS + 0x40000000,
67*87e29878SAndy Fleming 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
68*87e29878SAndy Fleming 		      0, 5, BOOKE_PAGESZ_256M, 1),
69*87e29878SAndy Fleming 
70*87e29878SAndy Fleming 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT + 0x50000000,
71*87e29878SAndy Fleming 		      CONFIG_SYS_PCIE1_MEM_PHYS + 0x50000000,
72*87e29878SAndy Fleming 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
73*87e29878SAndy Fleming 		      0, 6, BOOKE_PAGESZ_256M, 1),
74*87e29878SAndy Fleming 
75*87e29878SAndy Fleming 	/* *I*G* - PCI I/O */
76*87e29878SAndy Fleming 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_IO_VIRT, CONFIG_SYS_PCIE1_IO_PHYS,
77*87e29878SAndy Fleming 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
78*87e29878SAndy Fleming 		      0, 7, BOOKE_PAGESZ_256K, 1),
79*87e29878SAndy Fleming 
80*87e29878SAndy Fleming 	/* Bman/Qman */
81*87e29878SAndy Fleming #ifdef CONFIG_SYS_BMAN_MEM_PHYS
82*87e29878SAndy Fleming 	SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE, CONFIG_SYS_BMAN_MEM_PHYS,
83*87e29878SAndy Fleming 		      MAS3_SW|MAS3_SR, 0,
84*87e29878SAndy Fleming 		      0, 9, BOOKE_PAGESZ_1M, 1),
85*87e29878SAndy Fleming 	SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE + 0x00100000,
86*87e29878SAndy Fleming 		      CONFIG_SYS_BMAN_MEM_PHYS + 0x00100000,
87*87e29878SAndy Fleming 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
88*87e29878SAndy Fleming 		      0, 10, BOOKE_PAGESZ_1M, 1),
89*87e29878SAndy Fleming #endif
90*87e29878SAndy Fleming #ifdef CONFIG_SYS_QMAN_MEM_PHYS
91*87e29878SAndy Fleming 	SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE, CONFIG_SYS_QMAN_MEM_PHYS,
92*87e29878SAndy Fleming 		      MAS3_SW|MAS3_SR, 0,
93*87e29878SAndy Fleming 		      0, 11, BOOKE_PAGESZ_1M, 1),
94*87e29878SAndy Fleming 	SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE + 0x00100000,
95*87e29878SAndy Fleming 		      CONFIG_SYS_QMAN_MEM_PHYS + 0x00100000,
96*87e29878SAndy Fleming 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
97*87e29878SAndy Fleming 		      0, 12, BOOKE_PAGESZ_1M, 1),
98*87e29878SAndy Fleming #endif
99*87e29878SAndy Fleming #ifdef CONFIG_SYS_DCSRBAR_PHYS
100*87e29878SAndy Fleming 	SET_TLB_ENTRY(1, CONFIG_SYS_DCSRBAR, CONFIG_SYS_DCSRBAR_PHYS,
101*87e29878SAndy Fleming 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
102*87e29878SAndy Fleming 		      0, 13, BOOKE_PAGESZ_4M, 1),
103*87e29878SAndy Fleming #endif
104*87e29878SAndy Fleming };
105*87e29878SAndy Fleming 
106*87e29878SAndy Fleming int num_tlb_entries = ARRAY_SIZE(tlb_table);
107