xref: /OK3568_Linux_fs/u-boot/board/varisys/cyrus/tlb.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Author: Adrian Cox
3*4882a593Smuzhiyun  * Based on corenet_ds tlb code
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * SPDX-License-Identifier:    GPL-2.0+
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #include <common.h>
9*4882a593Smuzhiyun #include <asm/mmu.h>
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun struct fsl_e_tlb_entry tlb_table[] = {
12*4882a593Smuzhiyun 	/* TLB 0 - for temp stack in cache */
13*4882a593Smuzhiyun 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR,
14*4882a593Smuzhiyun 		      CONFIG_SYS_INIT_RAM_ADDR_PHYS,
15*4882a593Smuzhiyun 		      MAS3_SW|MAS3_SR, 0,
16*4882a593Smuzhiyun 		      0, 0, BOOKE_PAGESZ_4K, 0),
17*4882a593Smuzhiyun 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024,
18*4882a593Smuzhiyun 		      CONFIG_SYS_INIT_RAM_ADDR_PHYS + 4 * 1024,
19*4882a593Smuzhiyun 		      MAS3_SW|MAS3_SR, 0,
20*4882a593Smuzhiyun 		      0, 0, BOOKE_PAGESZ_4K, 0),
21*4882a593Smuzhiyun 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024,
22*4882a593Smuzhiyun 		      CONFIG_SYS_INIT_RAM_ADDR_PHYS + 8 * 1024,
23*4882a593Smuzhiyun 		      MAS3_SW|MAS3_SR, 0,
24*4882a593Smuzhiyun 		      0, 0, BOOKE_PAGESZ_4K, 0),
25*4882a593Smuzhiyun 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024,
26*4882a593Smuzhiyun 		      CONFIG_SYS_INIT_RAM_ADDR_PHYS + 12 * 1024,
27*4882a593Smuzhiyun 		      MAS3_SW|MAS3_SR, 0,
28*4882a593Smuzhiyun 		      0, 0, BOOKE_PAGESZ_4K, 0),
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun 	/* TLB 1 */
31*4882a593Smuzhiyun 	/* *I*** - Covers boot page */
32*4882a593Smuzhiyun #if defined(CONFIG_SYS_RAMBOOT) && defined(CONFIG_SYS_INIT_L3_ADDR)
33*4882a593Smuzhiyun 	/*
34*4882a593Smuzhiyun 	 * *I*G - L3SRAM. When L3 is used as 1M SRAM, the address of the
35*4882a593Smuzhiyun 	 * SRAM is at 0xfff00000, it covered the 0xfffff000.
36*4882a593Smuzhiyun 	 */
37*4882a593Smuzhiyun 	SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L3_ADDR, CONFIG_SYS_INIT_L3_ADDR,
38*4882a593Smuzhiyun 			MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
39*4882a593Smuzhiyun 			0, 0, BOOKE_PAGESZ_1M, 1),
40*4882a593Smuzhiyun #else
41*4882a593Smuzhiyun 	SET_TLB_ENTRY(1, 0xfffff000, 0xfffff000,
42*4882a593Smuzhiyun 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
43*4882a593Smuzhiyun 		      0, 0, BOOKE_PAGESZ_4K, 1),
44*4882a593Smuzhiyun #endif
45*4882a593Smuzhiyun 
46*4882a593Smuzhiyun 	/* *I*G* - CCSRBAR */
47*4882a593Smuzhiyun 	SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS,
48*4882a593Smuzhiyun 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
49*4882a593Smuzhiyun 		      0, 1, BOOKE_PAGESZ_16M, 1),
50*4882a593Smuzhiyun 
51*4882a593Smuzhiyun 	/* Local Bus */
52*4882a593Smuzhiyun 	SET_TLB_ENTRY(1, CONFIG_SYS_LBC0_BASE, CONFIG_SYS_LBC0_BASE_PHYS,
53*4882a593Smuzhiyun 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
54*4882a593Smuzhiyun 		      0, 2, BOOKE_PAGESZ_64K, 1),
55*4882a593Smuzhiyun 	SET_TLB_ENTRY(1, CONFIG_SYS_LBC1_BASE, CONFIG_SYS_LBC1_BASE_PHYS,
56*4882a593Smuzhiyun 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
57*4882a593Smuzhiyun 		      0, 3, BOOKE_PAGESZ_4K, 1),
58*4882a593Smuzhiyun 
59*4882a593Smuzhiyun 	/* *I*G* - PCI */
60*4882a593Smuzhiyun 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT, CONFIG_SYS_PCIE1_MEM_PHYS,
61*4882a593Smuzhiyun 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
62*4882a593Smuzhiyun 		      0, 4, BOOKE_PAGESZ_1G, 1),
63*4882a593Smuzhiyun 
64*4882a593Smuzhiyun 	/* *I*G* - PCI */
65*4882a593Smuzhiyun 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT + 0x40000000,
66*4882a593Smuzhiyun 		      CONFIG_SYS_PCIE1_MEM_PHYS + 0x40000000,
67*4882a593Smuzhiyun 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
68*4882a593Smuzhiyun 		      0, 5, BOOKE_PAGESZ_256M, 1),
69*4882a593Smuzhiyun 
70*4882a593Smuzhiyun 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT + 0x50000000,
71*4882a593Smuzhiyun 		      CONFIG_SYS_PCIE1_MEM_PHYS + 0x50000000,
72*4882a593Smuzhiyun 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
73*4882a593Smuzhiyun 		      0, 6, BOOKE_PAGESZ_256M, 1),
74*4882a593Smuzhiyun 
75*4882a593Smuzhiyun 	/* *I*G* - PCI I/O */
76*4882a593Smuzhiyun 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_IO_VIRT, CONFIG_SYS_PCIE1_IO_PHYS,
77*4882a593Smuzhiyun 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
78*4882a593Smuzhiyun 		      0, 7, BOOKE_PAGESZ_256K, 1),
79*4882a593Smuzhiyun 
80*4882a593Smuzhiyun 	/* Bman/Qman */
81*4882a593Smuzhiyun #ifdef CONFIG_SYS_BMAN_MEM_PHYS
82*4882a593Smuzhiyun 	SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE, CONFIG_SYS_BMAN_MEM_PHYS,
83*4882a593Smuzhiyun 		      MAS3_SW|MAS3_SR, 0,
84*4882a593Smuzhiyun 		      0, 9, BOOKE_PAGESZ_1M, 1),
85*4882a593Smuzhiyun 	SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE + 0x00100000,
86*4882a593Smuzhiyun 		      CONFIG_SYS_BMAN_MEM_PHYS + 0x00100000,
87*4882a593Smuzhiyun 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
88*4882a593Smuzhiyun 		      0, 10, BOOKE_PAGESZ_1M, 1),
89*4882a593Smuzhiyun #endif
90*4882a593Smuzhiyun #ifdef CONFIG_SYS_QMAN_MEM_PHYS
91*4882a593Smuzhiyun 	SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE, CONFIG_SYS_QMAN_MEM_PHYS,
92*4882a593Smuzhiyun 		      MAS3_SW|MAS3_SR, 0,
93*4882a593Smuzhiyun 		      0, 11, BOOKE_PAGESZ_1M, 1),
94*4882a593Smuzhiyun 	SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE + 0x00100000,
95*4882a593Smuzhiyun 		      CONFIG_SYS_QMAN_MEM_PHYS + 0x00100000,
96*4882a593Smuzhiyun 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
97*4882a593Smuzhiyun 		      0, 12, BOOKE_PAGESZ_1M, 1),
98*4882a593Smuzhiyun #endif
99*4882a593Smuzhiyun #ifdef CONFIG_SYS_DCSRBAR_PHYS
100*4882a593Smuzhiyun 	SET_TLB_ENTRY(1, CONFIG_SYS_DCSRBAR, CONFIG_SYS_DCSRBAR_PHYS,
101*4882a593Smuzhiyun 		      MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
102*4882a593Smuzhiyun 		      0, 13, BOOKE_PAGESZ_4M, 1),
103*4882a593Smuzhiyun #endif
104*4882a593Smuzhiyun };
105*4882a593Smuzhiyun 
106*4882a593Smuzhiyun int num_tlb_entries = ARRAY_SIZE(tlb_table);
107