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/*
*
* 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
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* 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>
/**************************************************************************
* 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
/* TLB#0: vxWorks needs this entry for the Machine Check interrupt, */
tlbentry( 0x40000000, SZ_256M, 0, 0, AC_RWX | SA_IG )
/* TLB#1: TLB-entry for DDR SDRAM (Up to 2GB) */
tlbentry( CONFIG_SYS_SDRAM_BASE, SZ_256M, CONFIG_SYS_SDRAM_BASE, 0,
AC_RWX | SA_IG )
/* TLB#2: TLB-entry for EBC */
tlbentry( 0x80000000, SZ_256M, 0x80000000, 1, AC_RWX | SA_IG)
/*
* TLB#3: BOOT_CS (FLASH) must be forth. 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_1M, 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.
*/
/* TLB#4: */
tlbentry( CONFIG_SYS_PCI_MEMBASE1, SZ_256M, CONFIG_SYS_PCI_MEMBASE1, 1,
AC_RW | SA_IG )
/* TLB#5: */
tlbentry( CONFIG_SYS_PCI_MEMBASE2, SZ_256M, CONFIG_SYS_PCI_MEMBASE2, 1,
AC_RW | SA_IG )
/* TLB#6: */
tlbentry( CONFIG_SYS_PCI_MEMBASE3, SZ_256M, CONFIG_SYS_PCI_MEMBASE3, 1,
AC_RW | SA_IG )
/* TLB-entry for Internal Registers & OCM */
/* TLB#7: */
tlbentry( 0xe0000000, SZ_16M, 0xe0000000, 0,
AC_RWX | SA_IG )
/*TLB-entry PCI registers*/
/* TLB#8: */
tlbentry( 0xEEC00000, SZ_1K, 0xEEC00000, 1, AC_RWX | SA_IG )
/* TLB-entry for peripherals */
/* TLB#9: */
tlbentry( 0xEF000000, SZ_16M, 0xEF000000, 1, AC_RWX | SA_IG)
/* CAN */
/* TLB#10: */
tlbentry( CONFIG_SYS_CS_1, SZ_1K, CONFIG_SYS_CS_1, 1, AC_RWX | SA_IG )
/* TLB#11: CPLD and IMC-Standard 32 MB */
tlbentry( CONFIG_SYS_CS_2, SZ_16M, CONFIG_SYS_CS_2, 1, AC_RWX | SA_IG )
/* TLB#12: */
tlbentry( CONFIG_SYS_CS_2 + 0x1000000, SZ_16M, CONFIG_SYS_CS_2 + 0x1000000, 1,
AC_RWX | SA_IG )
/* IMC-Fast 32 MB */
/* TLB#13: */
tlbentry( CONFIG_SYS_CS_3, SZ_16M, CONFIG_SYS_CS_3, 1, AC_RWX | SA_IG )
/* TLB#14: */
tlbentry( CONFIG_SYS_CS_3 + 0x1000000, SZ_16M, CONFIG_SYS_CS_3, 1,
AC_RWX | SA_IG )
tlbtab_end
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