From 56fb6ba179f39e7838fb6400f63cf4c4243b1547 Mon Sep 17 00:00:00 2001 From: Stefan Roese Date: Wed, 4 Oct 2006 07:12:49 +0200 Subject: [PATCH] Fix TLB setup for Ocotea board Patch by Stefan Roese, 30 Sep 2006 --- CHANGELOG | 3 +++ board/amcc/ocotea/init.S | 56 ++++++++++++++++++++++++++---------------------- 2 files changed, 33 insertions(+), 26 deletions(-) diff --git a/CHANGELOG b/CHANGELOG index 29528a4..2a5622b 100644 --- a/CHANGELOG +++ b/CHANGELOG @@ -2,6 +2,9 @@ Changes since U-Boot 1.1.4: ====================================================================== +* Fix TLB setup for Ocotea board + Patch by Stefan Roese, 30 Sep 2006 + * Fix reset problem in sequoia sdram init code Patch by Stefan Roese, 23 Sep 2006 diff --git a/board/amcc/ocotea/init.S b/board/amcc/ocotea/init.S index e33427a..7e0b132 100644 --- a/board/amcc/ocotea/init.S +++ b/board/amcc/ocotea/init.S @@ -1,30 +1,31 @@ /* -* Copyright (C) 2002 Scott McNutt -* -* 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 -*/ + * Copyright (C) 2002 Scott McNutt + * + * 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 #include /* General */ #define TLB_VALID 0x00000200 +#define _256M 0x10000000 /* Supported page sizes */ @@ -32,10 +33,11 @@ #define SZ_4K 0x00000010 #define SZ_16K 0x00000020 #define SZ_64K 0x00000030 -#define SZ_256K 0x00000040 +#define SZ_256K 0x00000040 #define SZ_1M 0x00000050 +#define SZ_8M 0x00000060 #define SZ_16M 0x00000070 -#define SZ_256M 0x00000090 +#define SZ_256M 0x00000090 /* Storage attributes */ #define SA_W 0x00000800 /* Write-through */ @@ -54,7 +56,7 @@ #define EPN(e) ((e) & 0xfffffc00) #define TLB0(epn,sz) ( (EPN((epn)) | (sz) | TLB_VALID ) ) #define TLB1(rpn,erpn) ( ((rpn)&0xfffffc00) | (erpn) ) -#define TLB2(a) ( (a)&0x00000fbf ) +#define TLB2(a) ( (a)&0x00000fbf ) #define tlbtab_start\ mflr r1 ;\ @@ -86,12 +88,14 @@ tlbtab: tlbtab_start - tlbentry( 0xf0000000, SZ_256M, 0xf0000000, 1, AC_R|AC_W|AC_X|SA_G|SA_I) - tlbentry( CFG_PERIPHERAL_BASE, SZ_256M, 0x40000000, 1, AC_R|AC_W|SA_G|SA_I) + tlbentry( 0xf0000000, SZ_256M, 0xf0000000, 1, AC_R|AC_W|AC_X|SA_G|SA_I ) + tlbentry( CFG_PERIPHERAL_BASE, SZ_256M, 0x40000000, 1, AC_R|AC_W|SA_G|SA_I ) tlbentry( CFG_ISRAM_BASE, SZ_4K, 0x80000000, 0, AC_R|AC_W|AC_X ) tlbentry( CFG_ISRAM_BASE + 0x1000, SZ_4K, 0x80001000, 0, AC_R|AC_W|AC_X ) tlbentry( CFG_SDRAM_BASE, SZ_256M, 0x00000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I ) - tlbentry( CFG_SDRAM_BASE+0x10000000, SZ_256M, 0x00000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I ) + tlbentry( CFG_SDRAM_BASE + 0x10000000, SZ_256M, 0x10000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I ) + tlbentry( CFG_SDRAM_BASE + 0x20000000, SZ_256M, 0x20000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I ) + tlbentry( CFG_SDRAM_BASE + 0x30000000, SZ_256M, 0x30000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I ) tlbentry( CFG_PCI_BASE, SZ_256M, 0x00000000, 2, AC_R|AC_W|SA_G|SA_I ) tlbentry( CFG_PCI_MEMBASE, SZ_256M, 0x00000000, 3, AC_R|AC_W|SA_G|SA_I ) tlbtab_end -- 2.7.4