xref: /openbmc/u-boot/board/freescale/p1_twr/tlb.c (revision 83d290c56fab2d38cd1ab4c4cc7099559c1d5046)
1*83d290c5STom Rini // SPDX-License-Identifier: GPL-2.0+
249f5befaSXie Xiaobo /*
349f5befaSXie Xiaobo  * Copyright 2013 Freescale Semiconductor, Inc.
449f5befaSXie Xiaobo  */
549f5befaSXie Xiaobo 
649f5befaSXie Xiaobo #include <common.h>
749f5befaSXie Xiaobo #include <asm/mmu.h>
849f5befaSXie Xiaobo 
949f5befaSXie Xiaobo struct fsl_e_tlb_entry tlb_table[] = {
1049f5befaSXie Xiaobo 	/* TLB 0 - for temp stack in cache */
1149f5befaSXie Xiaobo 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR,
1249f5befaSXie Xiaobo 			CONFIG_SYS_INIT_RAM_ADDR_PHYS,
1349f5befaSXie Xiaobo 			MAS3_SX|MAS3_SW|MAS3_SR, 0,
1449f5befaSXie Xiaobo 			0, 0, BOOKE_PAGESZ_4K, 0),
1549f5befaSXie Xiaobo 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024 ,
1649f5befaSXie Xiaobo 			CONFIG_SYS_INIT_RAM_ADDR_PHYS + 4 * 1024,
1749f5befaSXie Xiaobo 			MAS3_SX|MAS3_SW|MAS3_SR, 0,
1849f5befaSXie Xiaobo 			0, 0, BOOKE_PAGESZ_4K, 0),
1949f5befaSXie Xiaobo 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024 ,
2049f5befaSXie Xiaobo 			CONFIG_SYS_INIT_RAM_ADDR_PHYS + 8 * 1024,
2149f5befaSXie Xiaobo 			MAS3_SX|MAS3_SW|MAS3_SR, 0,
2249f5befaSXie Xiaobo 			0, 0, BOOKE_PAGESZ_4K, 0),
2349f5befaSXie Xiaobo 	SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024 ,
2449f5befaSXie Xiaobo 			CONFIG_SYS_INIT_RAM_ADDR_PHYS + 12 * 1024,
2549f5befaSXie Xiaobo 			MAS3_SX|MAS3_SW|MAS3_SR, 0,
2649f5befaSXie Xiaobo 			0, 0, BOOKE_PAGESZ_4K, 0),
2749f5befaSXie Xiaobo 
2849f5befaSXie Xiaobo 	/* TLB 1 */
2949f5befaSXie Xiaobo 	/* *I*** - Covers boot page */
3049f5befaSXie Xiaobo 	SET_TLB_ENTRY(1, 0xfffff000, 0xfffff000,
3149f5befaSXie Xiaobo 			MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I,
3249f5befaSXie Xiaobo 			0, 0, BOOKE_PAGESZ_4K, 1),
3349f5befaSXie Xiaobo 
3449f5befaSXie Xiaobo 	/* *I*G* - CCSRBAR */
3549f5befaSXie Xiaobo 	SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS,
3649f5befaSXie Xiaobo 			MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
3749f5befaSXie Xiaobo 			0, 1, BOOKE_PAGESZ_1M, 1),
3849f5befaSXie Xiaobo 
3949f5befaSXie Xiaobo #ifndef CONFIG_SPL_BUILD
4049f5befaSXie Xiaobo 	/* W**G* - Flash, localbus */
4149f5befaSXie Xiaobo 	/* This will be changed to *I*G* after relocation to RAM. */
4249f5befaSXie Xiaobo 	SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE_PHYS,
4349f5befaSXie Xiaobo 			MAS3_SX|MAS3_SR, MAS2_W|MAS2_G,
4449f5befaSXie Xiaobo 			0, 2, BOOKE_PAGESZ_64M, 1),
4549f5befaSXie Xiaobo 
4649f5befaSXie Xiaobo 	/* W**G* - Flash, localbus */
4749f5befaSXie Xiaobo 	/* This will be changed to *I*G* after relocation to RAM. */
4849f5befaSXie Xiaobo 	SET_TLB_ENTRY(1, CONFIG_SYS_SSD_BASE, CONFIG_SYS_SSD_BASE_PHYS,
4949f5befaSXie Xiaobo 			MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
5049f5befaSXie Xiaobo 			0, 5, BOOKE_PAGESZ_1M, 1),
5149f5befaSXie Xiaobo 
5249f5befaSXie Xiaobo #ifdef CONFIG_PCI
5349f5befaSXie Xiaobo 	/* *I*G* - PCI memory 1.5G */
5449f5befaSXie Xiaobo 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT, CONFIG_SYS_PCIE1_MEM_PHYS,
5549f5befaSXie Xiaobo 			MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
5649f5befaSXie Xiaobo 			0, 3, BOOKE_PAGESZ_1G, 1),
5749f5befaSXie Xiaobo 
5849f5befaSXie Xiaobo 	/* *I*G* - PCI I/O effective: 192K  */
5949f5befaSXie Xiaobo 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_IO_VIRT, CONFIG_SYS_PCIE1_IO_PHYS,
6049f5befaSXie Xiaobo 			MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
6149f5befaSXie Xiaobo 			0, 4, BOOKE_PAGESZ_256K, 1),
6249f5befaSXie Xiaobo #endif
6349f5befaSXie Xiaobo 
6449f5befaSXie Xiaobo #endif
6549f5befaSXie Xiaobo 
6649f5befaSXie Xiaobo #ifdef CONFIG_SYS_RAMBOOT
6749f5befaSXie Xiaobo 	/* *I*G - eSDHC boot */
6849f5befaSXie Xiaobo 	SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE, CONFIG_SYS_DDR_SDRAM_BASE,
69316f0d0fSYork Sun 			MAS3_SX|MAS3_SW|MAS3_SR, MAS2_M,
7049f5befaSXie Xiaobo 			0, 8, BOOKE_PAGESZ_1G, 1),
7149f5befaSXie Xiaobo #endif
7249f5befaSXie Xiaobo 
7349f5befaSXie Xiaobo };
7449f5befaSXie Xiaobo 
7549f5befaSXie Xiaobo int num_tlb_entries = ARRAY_SIZE(tlb_table);
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