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* (C) Copyright 2008
* Feng Kan, Applied Micro Circuits Corp.,
* See file CREDITS for list of people who contributed to this
* project.
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
#include <ppc_asm.tmpl>
#include <config.h>
#include <asm/mmu.h>
#include <asm/ppc4xx.h>
* 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
* 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(0xff000000, SZ_16M, 0xff000000, 4, 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.
/* Although 512 KB, map 256k at a time */
tlbentry(CONFIG_SYS_ISRAM_BASE, SZ_256K, 0x00000000, 4, AC_RWX | SA_I)
tlbentry(CONFIG_SYS_ISRAM_BASE + 0x40000, SZ_256K, 0x00040000, 4, AC_RWX | SA_I)
tlbentry(CONFIG_SYS_OPER_FLASH, SZ_16M, 0xE7000000, 4,AC_RWX | SA_IG)
* Peripheral base
tlbentry(CONFIG_SYS_PERIPHERAL_BASE, SZ_16K, 0xEF600000, 4, AC_RW | SA_IG)
tlbentry(CONFIG_SYS_PCIE0_XCFGBASE,SZ_16M, 0x00000000, 0xC, AC_RW | SA_IG)
tlbentry(CONFIG_SYS_PCIE1_XCFGBASE,SZ_16M, 0x10000000, 0xC, AC_RW | SA_IG)
tlbentry(CONFIG_SYS_PCIE2_XCFGBASE,SZ_16M, 0x20000000, 0xC, AC_RW | SA_IG)
tlbentry(CONFIG_SYS_PCIE0_MEMBASE, SZ_256M, 0x00000000, 0xD, AC_RW | SA_IG)
tlbentry(CONFIG_SYS_PCIE1_MEMBASE, SZ_256M, 0x00000000, 0xE, AC_RW | SA_IG)
tlbentry(CONFIG_SYS_PCIE0_REGBASE, SZ_64K, 0x30000000, 0xC, AC_RW | SA_IG)
tlbentry(CONFIG_SYS_PCIE1_REGBASE, SZ_64K, 0x30010000, 0xC, AC_RW | SA_IG)
tlbentry(CONFIG_SYS_PCIE2_REGBASE, SZ_64K, 0x30020000, 0xC, AC_RW | SA_IG)