/* * (C) Copyright 2007 * Stefan Roese, DENX Software Engineering, sr@denx.de. * * Copyright (C) 2002 Scott McNutt * * SPDX-License-Identifier: GPL-2.0+ */ #include #include #include #include /************************************************************************** * TLB TABLE * * This table is used by the cpu boot code to setup the initial tlb * entries. Rather than make broad assumptions in the cpu source tree, * this table lets each board set things up however they like. * * Pointer to the table is returned in r1 * *************************************************************************/ .section .bootpg,"ax" .globl tlbtab tlbtab: tlbtab_start /* * BOOT_CS (FLASH) must be first. Before relocation SA_I can be off to use the * speed up boot process. It is patched after relocation to enable SA_I */ tlbentry(CONFIG_SYS_BOOT_BASE_ADDR, SZ_256M, CONFIG_SYS_BOOT_BASE_ADDR, 1, AC_RWX | SA_G) /* * TLB entries for SDRAM are not needed on this platform. * They are dynamically generated in the SPD DDR(2) detection * routine. */ #ifdef CONFIG_SYS_INIT_RAM_DCACHE /* TLB-entry for init-ram in dcache (SA_I must be turned off!) */ tlbentry(CONFIG_SYS_INIT_RAM_ADDR, SZ_4K, CONFIG_SYS_INIT_RAM_ADDR, 0, AC_RWX | SA_G) #endif /* TLB-entry for PCI Memory */ tlbentry(CONFIG_SYS_PCI_MEMBASE, SZ_256M, CONFIG_SYS_PCI_MEMBASE, 1, AC_RW | SA_IG) tlbentry(CONFIG_SYS_PCI_MEMBASE1, SZ_256M, CONFIG_SYS_PCI_MEMBASE1, 1, AC_RW | SA_IG) tlbentry(CONFIG_SYS_PCI_MEMBASE2, SZ_256M, CONFIG_SYS_PCI_MEMBASE2, 1, AC_RW | SA_IG) tlbentry(CONFIG_SYS_PCI_MEMBASE3, SZ_256M, CONFIG_SYS_PCI_MEMBASE3, 1, AC_RW | SA_IG) /* TLB-entry for the FPGA Chip select 2 */ tlbentry(CONFIG_SYS_FPGA_BASE_0, SZ_1M, CONFIG_SYS_FPGA_BASE_0, 1, AC_RWX | SA_I|SA_G) /* TLB-entry for the FPGA Chip select 3 */ tlbentry(CONFIG_SYS_FPGA_BASE_1, SZ_1M, CONFIG_SYS_FPGA_BASE_1, 1,AC_RWX | SA_I|SA_G) /* TLB-entry for the LIME Controller */ tlbentry(CONFIG_SYS_LIME_BASE_0, SZ_16M, CONFIG_SYS_LIME_BASE_0, 1, AC_RWX | SA_I|SA_G) tlbentry(CONFIG_SYS_LIME_BASE_1, SZ_16M, CONFIG_SYS_LIME_BASE_1, 1, AC_RWX | SA_I|SA_G) tlbentry(CONFIG_SYS_LIME_BASE_2, SZ_16M, CONFIG_SYS_LIME_BASE_2, 1, AC_RWX | SA_I|SA_G) tlbentry(CONFIG_SYS_LIME_BASE_3, SZ_16M, CONFIG_SYS_LIME_BASE_3, 1, AC_RWX | SA_I|SA_G) /* TLB-entry for Internal Registers & OCM */ tlbentry(0xe0000000, SZ_16M, 0xe0000000, 0, AC_RWX | SA_I) /*TLB-entry PCI registers*/ tlbentry(0xEEC00000, SZ_1K, 0xEEC00000, 1, AC_RWX | SA_IG) /* TLB-entry for peripherals */ tlbentry(0xEF000000, SZ_16M, 0xEF000000, 1, AC_RWX | SA_IG) tlbtab_end