| /* |
| * |
| * 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_R|AC_W|AC_X|SA_G|SA_I ) |
| /* TLB#1: TLB-entry for DDR SDRAM (Up to 2GB) */ |
| tlbentry( CFG_SDRAM_BASE, SZ_256M, CFG_SDRAM_BASE, 0, |
| AC_R|AC_W|AC_X|SA_G|SA_I ) |
| |
| /* TLB#2: TLB-entry for EBC */ |
| tlbentry( 0x80000000, SZ_256M, 0x80000000, 1, AC_R|AC_W|AC_X|SA_G|SA_I) |
| |
| /* |
| * 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( CFG_BOOT_BASE_ADDR, SZ_1M, CFG_BOOT_BASE_ADDR, 1, |
| AC_R|AC_W|AC_X|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( CFG_PCI_MEMBASE1, SZ_256M, CFG_PCI_MEMBASE1, 1, |
| AC_R|AC_W|SA_G|SA_I ) |
| /* TLB#5: */ |
| tlbentry( CFG_PCI_MEMBASE2, SZ_256M, CFG_PCI_MEMBASE2, 1, |
| AC_R|AC_W|SA_G|SA_I ) |
| /* TLB#6: */ |
| tlbentry( CFG_PCI_MEMBASE3, SZ_256M, CFG_PCI_MEMBASE3, 1, |
| AC_R|AC_W|SA_G|SA_I ) |
| |
| /* TLB-entry for Internal Registers & OCM */ |
| /* TLB#7: */ |
| tlbentry( 0xe0000000, SZ_16M, 0xe0000000, 0, |
| AC_R|AC_W|AC_X|SA_G|SA_I ) |
| |
| /*TLB-entry PCI registers*/ |
| /* TLB#8: */ |
| tlbentry( 0xEEC00000, SZ_1K, 0xEEC00000, 1, AC_R|AC_W|AC_X|SA_G|SA_I ) |
| |
| /* TLB-entry for peripherals */ |
| /* TLB#9: */ |
| tlbentry( 0xEF000000, SZ_16M, 0xEF000000, 1, AC_R|AC_W|AC_X|SA_G|SA_I) |
| |
| /* CAN */ |
| /* TLB#10: */ |
| tlbentry( CFG_CS_1, SZ_1K, CFG_CS_1, 1, AC_R|AC_W|AC_X|SA_G|SA_I ) |
| |
| /* TLB#11: CPLD and IMC-Standard 32 MB */ |
| tlbentry( CFG_CS_2, SZ_16M, CFG_CS_2, 1, AC_R|AC_W|AC_X|SA_G|SA_I ) |
| |
| /* TLB#12: */ |
| tlbentry( CFG_CS_2 + 0x1000000, SZ_16M, CFG_CS_2 + 0x1000000, 1, |
| AC_R|AC_W|AC_X|SA_G|SA_I ) |
| |
| /* IMC-Fast 32 MB */ |
| /* TLB#13: */ |
| tlbentry( CFG_CS_3, SZ_16M, CFG_CS_3, 1, AC_R|AC_W|AC_X|SA_G|SA_I ) |
| /* TLB#14: */ |
| tlbentry( CFG_CS_3 + 0x1000000, SZ_16M, CFG_CS_3, 1, |
| AC_R|AC_W|AC_X|SA_G|SA_I ) |
| |
| tlbtab_end |