From 56fb6ba179f39e7838fb6400f63cf4c4243b1547 Mon Sep 17 00:00:00 2001
From: Stefan Roese <sr@denx.de>
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 29528a4605..2a5622b82a 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 e33427a108..7e0b132492 100644
--- a/board/amcc/ocotea/init.S
+++ b/board/amcc/ocotea/init.S
@@ -1,30 +1,31 @@
/*
-* Copyright (C) 2002 Scott McNutt <smcnutt@artesyncp.com>
-*
-* 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 <smcnutt@artesyncp.com>
+ *
+ * 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>
/* 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
--
2.39.5