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authorNobuhiro Iwamatsu <iwamatsu@nigauri.org>2007-09-23 01:29:43 +0900
committerNobuhiro Iwamatsu <iwamatsu@nigauri.org>2007-09-23 01:29:43 +0900
commitb8685affe614ccf5f4ec66252b30e2e524d18948 (patch)
tree05bc55b8a4a0451e6500f1f52651d81c0f48f012 /board/lwmon5
parent69df3c4da0c93017cceb25a366e794570bd0ed98 (diff)
parent66dcad3a9a53e0766d90e0084123bd8529522fb0 (diff)
downloadu-boot-imx-b8685affe614ccf5f4ec66252b30e2e524d18948.zip
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Merge git://www.denx.de/git/u-boot
Conflicts: CREDITS
Diffstat (limited to 'board/lwmon5')
-rw-r--r--board/lwmon5/Makefile51
-rw-r--r--board/lwmon5/config.mk39
-rw-r--r--board/lwmon5/init.S90
-rw-r--r--board/lwmon5/kbd.c458
-rw-r--r--board/lwmon5/lwmon5.c556
-rw-r--r--board/lwmon5/sdram.c648
-rw-r--r--board/lwmon5/sdram.h505
-rw-r--r--board/lwmon5/u-boot.lds145
8 files changed, 2492 insertions, 0 deletions
diff --git a/board/lwmon5/Makefile b/board/lwmon5/Makefile
new file mode 100644
index 0000000..2a93571
--- /dev/null
+++ b/board/lwmon5/Makefile
@@ -0,0 +1,51 @@
+#
+# (C) Copyright 2002-2006
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# 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 $(TOPDIR)/config.mk
+
+LIB = $(obj)lib$(BOARD).a
+
+COBJS = $(BOARD).o kbd.o sdram.o
+SOBJS = init.o
+
+SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+SOBJS := $(addprefix $(obj),$(SOBJS))
+
+$(LIB): $(OBJS) $(SOBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+
+clean:
+ rm -f $(SOBJS) $(OBJS)
+
+distclean: clean
+ rm -f $(LIB) core *.bak .depend
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/lwmon5/config.mk b/board/lwmon5/config.mk
new file mode 100644
index 0000000..bf2b879
--- /dev/null
+++ b/board/lwmon5/config.mk
@@ -0,0 +1,39 @@
+#
+# (C) Copyright 2002
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+#
+# lwmon5 (440EPx)
+#
+
+ifndef TEXT_BASE
+TEXT_BASE = 0xFFF80000
+endif
+
+PLATFORM_CPPFLAGS += -DCONFIG_440=1
+
+ifeq ($(debug),1)
+PLATFORM_CPPFLAGS += -DDEBUG
+endif
+
+ifeq ($(dbcr),1)
+PLATFORM_CPPFLAGS += -DCFG_INIT_DBCR=0x8cff0000
+endif
diff --git a/board/lwmon5/init.S b/board/lwmon5/init.S
new file mode 100644
index 0000000..6798e80
--- /dev/null
+++ b/board/lwmon5/init.S
@@ -0,0 +1,90 @@
+/*
+ * (C) Copyright 2007
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
+ * 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>
+#include <asm-ppc/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
+
+ /*
+ * 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(CFG_BOOT_BASE_ADDR, SZ_256M, 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.
+ */
+
+#ifdef CFG_INIT_RAM_DCACHE
+ /* TLB-entry for init-ram in dcache (SA_I must be turned off!) */
+ tlbentry(CFG_INIT_RAM_ADDR, SZ_64K, CFG_INIT_RAM_ADDR, 0, AC_R|AC_W|AC_X|SA_G)
+#endif
+
+ /* TLB-entry for PCI Memory */
+ tlbentry(CFG_PCI_MEMBASE, SZ_256M, CFG_PCI_MEMBASE, 1, AC_R|AC_W|SA_G|SA_I)
+ tlbentry(CFG_PCI_MEMBASE1, SZ_256M, CFG_PCI_MEMBASE1, 1, AC_R|AC_W|SA_G|SA_I)
+ tlbentry(CFG_PCI_MEMBASE2, SZ_256M, CFG_PCI_MEMBASE2, 1, AC_R|AC_W|SA_G|SA_I)
+ tlbentry(CFG_PCI_MEMBASE3, SZ_256M, CFG_PCI_MEMBASE3, 1, AC_R|AC_W|SA_G|SA_I)
+
+ /* TLB-entry for the FPGA Chip select 2 */
+ tlbentry(CFG_FPGA_BASE_0, SZ_1M, CFG_FPGA_BASE_0, 1, AC_R|AC_W|AC_X|SA_I|SA_G)
+
+ /* TLB-entry for the FPGA Chip select 3 */
+ tlbentry(CFG_FPGA_BASE_1, SZ_1M, CFG_FPGA_BASE_1, 1,AC_R|AC_W|AC_X|SA_I|SA_G)
+
+ /* TLB-entry for the LIME Controller */
+ tlbentry(CFG_LIME_BASE_0, SZ_16M, CFG_LIME_BASE_0, 1, AC_R|AC_W|AC_X|SA_I|SA_G)
+ tlbentry(CFG_LIME_BASE_1, SZ_16M, CFG_LIME_BASE_1, 1, AC_R|AC_W|AC_X|SA_I|SA_G)
+ tlbentry(CFG_LIME_BASE_2, SZ_16M, CFG_LIME_BASE_2, 1, AC_R|AC_W|AC_X|SA_I|SA_G)
+ tlbentry(CFG_LIME_BASE_3, SZ_16M, CFG_LIME_BASE_3, 1, AC_R|AC_W|AC_X|SA_I|SA_G)
+
+ /* TLB-entry for Internal Registers & OCM */
+ tlbentry(0xe0000000, SZ_16M, 0xe0000000, 0, AC_R|AC_W|AC_X|SA_I)
+
+ /*TLB-entry PCI registers*/
+ tlbentry(0xEEC00000, SZ_1K, 0xEEC00000, 1, AC_R|AC_W|AC_X|SA_G|SA_I)
+
+ /* TLB-entry for peripherals */
+ tlbentry(0xEF000000, SZ_16M, 0xEF000000, 1, AC_R|AC_W|AC_X|SA_G|SA_I)
+
+ tlbtab_end
diff --git a/board/lwmon5/kbd.c b/board/lwmon5/kbd.c
new file mode 100644
index 0000000..1e5349a
--- /dev/null
+++ b/board/lwmon5/kbd.c
@@ -0,0 +1,458 @@
+/*
+ * (C) Copyright 2007
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
+ * (C) Copyright 2001, 2002
+ * DENX Software Engineering
+ * Wolfgang Denk, wd@denx.de
+ *
+ * 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
+ */
+
+/* define DEBUG for debugging output (obviously ;-)) */
+#if 0
+#define DEBUG
+#endif
+
+#include <common.h>
+#include <i2c.h>
+#include <command.h>
+#include <post.h>
+#include <serial.h>
+#include <malloc.h>
+
+#include <linux/types.h>
+#include <linux/string.h> /* for strdup */
+
+DECLARE_GLOBAL_DATA_PTR;
+
+static void kbd_init (void);
+static int compare_magic (uchar *kbd_data, uchar *str);
+
+/*--------------------- Local macros and constants --------------------*/
+#define _NOT_USED_ 0xFFFFFFFF
+
+/*------------------------- Keyboard controller -----------------------*/
+/* command codes */
+#define KEYBD_CMD_READ_KEYS 0x01
+#define KEYBD_CMD_READ_VERSION 0x02
+#define KEYBD_CMD_READ_STATUS 0x03
+#define KEYBD_CMD_RESET_ERRORS 0x10
+
+/* status codes */
+#define KEYBD_STATUS_MASK 0x3F
+#define KEYBD_STATUS_H_RESET 0x20
+#define KEYBD_STATUS_BROWNOUT 0x10
+#define KEYBD_STATUS_WD_RESET 0x08
+#define KEYBD_STATUS_OVERLOAD 0x04
+#define KEYBD_STATUS_ILLEGAL_WR 0x02
+#define KEYBD_STATUS_ILLEGAL_RD 0x01
+
+/* Number of bytes returned from Keyboard Controller */
+#define KEYBD_VERSIONLEN 2 /* version information */
+
+/*
+ * This is different from the "old" lwmon dsPIC kbd controller
+ * implementation. Now the controller still answers with 9 bytes,
+ * but the last 3 bytes are always "0x06 0x07 0x08". So we just
+ * set the length to compare to 6 instead of 9.
+ */
+#define KEYBD_DATALEN 6 /* normal key scan data */
+
+/* maximum number of "magic" key codes that can be assigned */
+
+static uchar kbd_addr = CFG_I2C_KEYBD_ADDR;
+
+static uchar *key_match (uchar *);
+
+#define KEYBD_SET_DEBUGMODE '#' /* Magic key to enable debug output */
+
+/***********************************************************************
+F* Function: int board_postclk_init (void) P*A*Z*
+ *
+P* Parameters: none
+P*
+P* Returnvalue: int
+P* - 0 is always returned.
+ *
+Z* Intention: This function is the board_postclk_init() method implementation
+Z* for the lwmon board.
+ *
+ ***********************************************************************/
+int board_postclk_init (void)
+{
+ kbd_init();
+
+ return (0);
+}
+
+static void kbd_init (void)
+{
+ uchar kbd_data[KEYBD_DATALEN];
+ uchar tmp_data[KEYBD_DATALEN];
+ uchar val, errcd;
+ int i;
+
+ i2c_init (CFG_I2C_SPEED, CFG_I2C_SLAVE);
+
+ gd->kbd_status = 0;
+
+ /* Forced by PIC. Delays <= 175us loose */
+ udelay(1000);
+
+ /* Read initial keyboard error code */
+ val = KEYBD_CMD_READ_STATUS;
+ i2c_write (kbd_addr, 0, 0, &val, 1);
+ i2c_read (kbd_addr, 0, 0, &errcd, 1);
+ /* clear unused bits */
+ errcd &= KEYBD_STATUS_MASK;
+ /* clear "irrelevant" bits. Recommended by Martin Rajek, LWN */
+ errcd &= ~(KEYBD_STATUS_H_RESET|KEYBD_STATUS_BROWNOUT);
+ if (errcd) {
+ gd->kbd_status |= errcd << 8;
+ }
+ /* Reset error code and verify */
+ val = KEYBD_CMD_RESET_ERRORS;
+ i2c_write (kbd_addr, 0, 0, &val, 1);
+ udelay(1000); /* delay NEEDED by keyboard PIC !!! */
+
+ val = KEYBD_CMD_READ_STATUS;
+ i2c_write (kbd_addr, 0, 0, &val, 1);
+ i2c_read (kbd_addr, 0, 0, &val, 1);
+
+ val &= KEYBD_STATUS_MASK; /* clear unused bits */
+ if (val) { /* permanent error, report it */
+ gd->kbd_status |= val;
+ return;
+ }
+
+ /*
+ * Read current keyboard state.
+ *
+ * After the error reset it may take some time before the
+ * keyboard PIC picks up a valid keyboard scan - the total
+ * scan time is approx. 1.6 ms (information by Martin Rajek,
+ * 28 Sep 2002). We read a couple of times for the keyboard
+ * to stabilize, using a big enough delay.
+ * 10 times should be enough. If the data is still changing,
+ * we use what we get :-(
+ */
+
+ memset (tmp_data, 0xFF, KEYBD_DATALEN); /* impossible value */
+ for (i=0; i<10; ++i) {
+ val = KEYBD_CMD_READ_KEYS;
+ i2c_write (kbd_addr, 0, 0, &val, 1);
+ i2c_read (kbd_addr, 0, 0, kbd_data, KEYBD_DATALEN);
+
+ if (memcmp(kbd_data, tmp_data, KEYBD_DATALEN) == 0) {
+ /* consistent state, done */
+ break;
+ }
+ /* remeber last state, delay, and retry */
+ memcpy (tmp_data, kbd_data, KEYBD_DATALEN);
+ udelay (5000);
+ }
+}
+
+/***********************************************************************
+F* Function: int misc_init_r (void) P*A*Z*
+ *
+P* Parameters: none
+P*
+P* Returnvalue: int
+P* - 0 is always returned, even in the case of a keyboard
+P* error.
+ *
+Z* Intention: This function is the misc_init_r() method implementation
+Z* for the lwmon board.
+Z* The keyboard controller is initialized and the result
+Z* of a read copied to the environment variable "keybd".
+Z* If KEYBD_SET_DEBUGMODE is defined, a check is made for
+Z* this key, and if found display to the LCD will be enabled.
+Z* The keys in "keybd" are checked against the magic
+Z* keycommands defined in the environment.
+Z* See also key_match().
+ *
+D* Design: wd@denx.de
+C* Coding: wd@denx.de
+V* Verification: dzu@denx.de
+ ***********************************************************************/
+int misc_init_r_kbd (void)
+{
+ uchar kbd_data[KEYBD_DATALEN];
+ char keybd_env[2 * KEYBD_DATALEN + 1];
+ uchar kbd_init_status = gd->kbd_status >> 8;
+ uchar kbd_status = gd->kbd_status;
+ uchar val;
+ char *str;
+ int i;
+
+ if (kbd_init_status) {
+ printf ("KEYBD: Error %02X\n", kbd_init_status);
+ }
+ if (kbd_status) { /* permanent error, report it */
+ printf ("*** Keyboard error code %02X ***\n", kbd_status);
+ sprintf (keybd_env, "%02X", kbd_status);
+ setenv ("keybd", keybd_env);
+ return 0;
+ }
+
+ /*
+ * Now we know that we have a working keyboard, so disable
+ * all output to the LCD except when a key press is detected.
+ */
+
+ if ((console_assign (stdout, "serial") < 0) ||
+ (console_assign (stderr, "serial") < 0)) {
+ printf ("Can't assign serial port as output device\n");
+ }
+
+ /* Read Version */
+ val = KEYBD_CMD_READ_VERSION;
+ i2c_write (kbd_addr, 0, 0, &val, 1);
+ i2c_read (kbd_addr, 0, 0, kbd_data, KEYBD_VERSIONLEN);
+ printf ("KEYBD: Version %d.%d\n", kbd_data[0], kbd_data[1]);
+
+ /* Read current keyboard state */
+ val = KEYBD_CMD_READ_KEYS;
+ i2c_write (kbd_addr, 0, 0, &val, 1);
+ i2c_read (kbd_addr, 0, 0, kbd_data, KEYBD_DATALEN);
+
+ for (i = 0; i < KEYBD_DATALEN; ++i) {
+ sprintf (keybd_env + i + i, "%02X", kbd_data[i]);
+ }
+ setenv ("keybd", keybd_env);
+
+ str = strdup ((char *)key_match (kbd_data)); /* decode keys */
+#ifdef KEYBD_SET_DEBUGMODE
+ if (kbd_data[0] == KEYBD_SET_DEBUGMODE) { /* set debug mode */
+ if ((console_assign (stdout, "lcd") < 0) ||
+ (console_assign (stderr, "lcd") < 0)) {
+ printf ("Can't assign LCD display as output device\n");
+ }
+ }
+#endif /* KEYBD_SET_DEBUGMODE */
+#ifdef CONFIG_PREBOOT /* automatically configure "preboot" command on key match */
+ setenv ("preboot", str); /* set or delete definition */
+#endif /* CONFIG_PREBOOT */
+ if (str != NULL) {
+ free (str);
+ }
+ return (0);
+}
+
+#ifdef CONFIG_PREBOOT
+
+static uchar kbd_magic_prefix[] = "key_magic";
+static uchar kbd_command_prefix[] = "key_cmd";
+
+static int compare_magic (uchar *kbd_data, uchar *str)
+{
+ uchar compare[KEYBD_DATALEN-1];
+ char *nxt;
+ int i;
+
+ /* Don't include modifier byte */
+ memcpy (compare, kbd_data+1, KEYBD_DATALEN-1);
+
+ for (; str != NULL; str = (*nxt) ? (uchar *)(nxt+1) : (uchar *)nxt) {
+ uchar c;
+ int k;
+
+ c = (uchar) simple_strtoul ((char *)str, (char **) (&nxt), 16);
+
+ if (str == (uchar *)nxt) { /* invalid character */
+ break;
+ }
+
+ /*
+ * Check if this key matches the input.
+ * Set matches to zero, so they match only once
+ * and we can find duplicates or extra keys
+ */
+ for (k = 0; k < sizeof(compare); ++k) {
+ if (compare[k] == '\0') /* only non-zero entries */
+ continue;
+ if (c == compare[k]) { /* found matching key */
+ compare[k] = '\0';
+ break;
+ }
+ }
+ if (k == sizeof(compare)) {
+ return -1; /* unmatched key */
+ }
+ }
+
+ /*
+ * A full match leaves no keys in the `compare' array,
+ */
+ for (i = 0; i < sizeof(compare); ++i) {
+ if (compare[i])
+ {
+ return -1;
+ }
+ }
+
+ return 0;
+}
+
+/***********************************************************************
+F* Function: static uchar *key_match (uchar *kbd_data) P*A*Z*
+ *
+P* Parameters: uchar *kbd_data
+P* - The keys to match against our magic definitions
+P*
+P* Returnvalue: uchar *
+P* - != NULL: Pointer to the corresponding command(s)
+P* NULL: No magic is about to happen
+ *
+Z* Intention: Check if pressed key(s) match magic sequence,
+Z* and return the command string associated with that key(s).
+Z*
+Z* If no key press was decoded, NULL is returned.
+Z*
+Z* Note: the first character of the argument will be
+Z* overwritten with the "magic charcter code" of the
+Z* decoded key(s), or '\0'.
+Z*
+Z* Note: the string points to static environment data
+Z* and must be saved before you call any function that
+Z* modifies the environment.
+ *
+D* Design: wd@denx.de
+C* Coding: wd@denx.de
+V* Verification: dzu@denx.de
+ ***********************************************************************/
+static uchar *key_match (uchar *kbd_data)
+{
+ char magic[sizeof (kbd_magic_prefix) + 1];
+ uchar *suffix;
+ char *kbd_magic_keys;
+
+ /*
+ * The following string defines the characters that can pe appended
+ * to "key_magic" to form the names of environment variables that
+ * hold "magic" key codes, i. e. such key codes that can cause
+ * pre-boot actions. If the string is empty (""), then only
+ * "key_magic" is checked (old behaviour); the string "125" causes
+ * checks for "key_magic1", "key_magic2" and "key_magic5", etc.
+ */
+ if ((kbd_magic_keys = getenv ("magic_keys")) == NULL)
+ kbd_magic_keys = "";
+
+ /* loop over all magic keys;
+ * use '\0' suffix in case of empty string
+ */
+ for (suffix=(uchar *)kbd_magic_keys; *suffix || suffix==(uchar *)kbd_magic_keys; ++suffix) {
+ sprintf (magic, "%s%c", kbd_magic_prefix, *suffix);
+ debug ("### Check magic \"%s\"\n", magic);
+ if (compare_magic(kbd_data, (uchar *)getenv(magic)) == 0) {
+ char cmd_name[sizeof (kbd_command_prefix) + 1];
+ char *cmd;
+
+ sprintf (cmd_name, "%s%c", kbd_command_prefix, *suffix);
+
+ cmd = getenv (cmd_name);
+ debug ("### Set PREBOOT to $(%s): \"%s\"\n",
+ cmd_name, cmd ? cmd : "<<NULL>>");
+ *kbd_data = *suffix;
+ return ((uchar *)cmd);
+ }
+ }
+ debug ("### Delete PREBOOT\n");
+ *kbd_data = '\0';
+ return (NULL);
+}
+#endif /* CONFIG_PREBOOT */
+
+/***********************************************************************
+F* Function: int do_kbd (cmd_tbl_t *cmdtp, int flag,
+F* int argc, char *argv[]) P*A*Z*
+ *
+P* Parameters: cmd_tbl_t *cmdtp
+P* - Pointer to our command table entry
+P* int flag
+P* - If the CMD_FLAG_REPEAT bit is set, then this call is
+P* a repetition
+P* int argc
+P* - Argument count
+P* char *argv[]
+P* - Array of the actual arguments
+P*
+P* Returnvalue: int
+P* - 0 is always returned.
+ *
+Z* Intention: Implement the "kbd" command.
+Z* The keyboard status is read. The result is printed on
+Z* the console and written into the "keybd" environment
+Z* variable.
+ *
+D* Design: wd@denx.de
+C* Coding: wd@denx.de
+V* Verification: dzu@denx.de
+ ***********************************************************************/
+int do_kbd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+ uchar kbd_data[KEYBD_DATALEN];
+ char keybd_env[2 * KEYBD_DATALEN + 1];
+ uchar val;
+ int i;
+
+#if 0 /* Done in kbd_init */
+ i2c_init (CFG_I2C_SPEED, CFG_I2C_SLAVE);
+#endif
+
+ /* Read keys */
+ val = KEYBD_CMD_READ_KEYS;
+ i2c_write (kbd_addr, 0, 0, &val, 1);
+ i2c_read (kbd_addr, 0, 0, kbd_data, KEYBD_DATALEN);
+
+ puts ("Keys:");
+ for (i = 0; i < KEYBD_DATALEN; ++i) {
+ sprintf (keybd_env + i + i, "%02X", kbd_data[i]);
+ printf (" %02x", kbd_data[i]);
+ }
+ putc ('\n');
+ setenv ("keybd", keybd_env);
+ return 0;
+}
+
+U_BOOT_CMD(
+ kbd, 1, 1, do_kbd,
+ "kbd - read keyboard status\n",
+ NULL
+);
+
+/*----------------------------- Utilities -----------------------------*/
+
+#ifdef CONFIG_POST
+/*
+ * Returns 1 if keys pressed to start the power-on long-running tests
+ * Called from board_init_f().
+ */
+int post_hotkeys_pressed(void)
+{
+ uchar kbd_data[KEYBD_DATALEN];
+ uchar val;
+
+ /* Read keys */
+ val = KEYBD_CMD_READ_KEYS;
+ i2c_write (kbd_addr, 0, 0, &val, 1);
+ i2c_read (kbd_addr, 0, 0, kbd_data, KEYBD_DATALEN);
+
+ return (compare_magic(kbd_data, (uchar *)CONFIG_POST_KEY_MAGIC) == 0);
+}
+#endif
diff --git a/board/lwmon5/lwmon5.c b/board/lwmon5/lwmon5.c
new file mode 100644
index 0000000..77f9989
--- /dev/null
+++ b/board/lwmon5/lwmon5.c
@@ -0,0 +1,556 @@
+/*
+ * (C) Copyright 2007
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
+ * 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 <common.h>
+#include <command.h>
+#include <ppc440.h>
+#include <asm/processor.h>
+#include <asm/gpio.h>
+#include <asm/io.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+extern flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
+
+ulong flash_get_size(ulong base, int banknum);
+int misc_init_r_kbd(void);
+
+int board_early_init_f(void)
+{
+ u32 sdr0_pfc1, sdr0_pfc2;
+ u32 reg;
+
+ /* PLB Write pipelining disabled. Denali Core workaround */
+ mtdcr(plb0_acr, 0xDE000000);
+ mtdcr(plb1_acr, 0xDE000000);
+
+ /*--------------------------------------------------------------------
+ * Setup the interrupt controller polarities, triggers, etc.
+ *-------------------------------------------------------------------*/
+ mtdcr(uic0sr, 0xffffffff); /* clear all. if write with 1 then the status is cleared */
+ mtdcr(uic0er, 0x00000000); /* disable all */
+ mtdcr(uic0cr, 0x00000000); /* we have not critical interrupts at the moment */
+ mtdcr(uic0pr, 0xFFBFF1EF); /* Adjustment of the polarity */
+ mtdcr(uic0tr, 0x00000900); /* per ref-board manual */
+ mtdcr(uic0vr, 0x00000000); /* int31 highest, base=0x000 is within DDRAM */
+ mtdcr(uic0sr, 0xffffffff); /* clear all */
+
+ mtdcr(uic1sr, 0xffffffff); /* clear all */
+ mtdcr(uic1er, 0x00000000); /* disable all */
+ mtdcr(uic1cr, 0x00000000); /* all non-critical */
+ mtdcr(uic1pr, 0xFFFFC6A5); /* Adjustment of the polarity */
+ mtdcr(uic1tr, 0x60000040); /* per ref-board manual */
+ mtdcr(uic1vr, 0x00000000); /* int31 highest, base=0x000 is within DDRAM */
+ mtdcr(uic1sr, 0xffffffff); /* clear all */
+
+ mtdcr(uic2sr, 0xffffffff); /* clear all */
+ mtdcr(uic2er, 0x00000000); /* disable all */
+ mtdcr(uic2cr, 0x00000000); /* all non-critical */
+ mtdcr(uic2pr, 0x27C00000); /* Adjustment of the polarity */
+ mtdcr(uic2tr, 0x3C000000); /* per ref-board manual */
+ mtdcr(uic2vr, 0x00000000); /* int31 highest, base=0x000 is within DDRAM */
+ mtdcr(uic2sr, 0xffffffff); /* clear all */
+
+ /* Trace Pins are disabled. SDR0_PFC0 Register */
+ mtsdr(SDR0_PFC0, 0x0);
+
+ /* select Ethernet pins */
+ mfsdr(SDR0_PFC1, sdr0_pfc1);
+ /* SMII via ZMII */
+ sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_SELECT_MASK) |
+ SDR0_PFC1_SELECT_CONFIG_6;
+ mfsdr(SDR0_PFC2, sdr0_pfc2);
+ sdr0_pfc2 = (sdr0_pfc2 & ~SDR0_PFC2_SELECT_MASK) |
+ SDR0_PFC2_SELECT_CONFIG_6;
+
+ /* enable SPI (SCP) */
+ sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_SIS_MASK) | SDR0_PFC1_SIS_SCP_SEL;
+
+ mtsdr(SDR0_PFC2, sdr0_pfc2);
+ mtsdr(SDR0_PFC1, sdr0_pfc1);
+
+ mtsdr(SDR0_PFC4, 0x80000000);
+
+ /* PCI arbiter disabled */
+ /* PCI Host Configuration disbaled */
+ mfsdr(sdr_pci0, reg);
+ reg = 0;
+ mtsdr(sdr_pci0, 0x00000000 | reg);
+
+ gpio_write_bit(CFG_GPIO_FLASH_WP, 1);
+
+ return 0;
+}
+
+/*---------------------------------------------------------------------------+
+ | misc_init_r.
+ +---------------------------------------------------------------------------*/
+int misc_init_r(void)
+{
+ u32 pbcr;
+ int size_val = 0;
+ u32 reg;
+ unsigned long usb2d0cr = 0;
+ unsigned long usb2phy0cr, usb2h0cr = 0;
+ unsigned long sdr0_pfc1;
+
+ /*
+ * FLASH stuff...
+ */
+
+ /* Re-do sizing to get full correct info */
+
+ /* adjust flash start and offset */
+ gd->bd->bi_flashstart = 0 - gd->bd->bi_flashsize;
+ gd->bd->bi_flashoffset = 0;
+
+ mfebc(pb0cr, pbcr);
+ switch (gd->bd->bi_flashsize) {
+ case 1 << 20:
+ size_val = 0;
+ break;
+ case 2 << 20:
+ size_val = 1;
+ break;
+ case 4 << 20:
+ size_val = 2;
+ break;
+ case 8 << 20:
+ size_val = 3;
+ break;
+ case 16 << 20:
+ size_val = 4;
+ break;
+ case 32 << 20:
+ size_val = 5;
+ break;
+ case 64 << 20:
+ size_val = 6;
+ break;
+ case 128 << 20:
+ size_val = 7;
+ break;
+ }
+ pbcr = (pbcr & 0x0001ffff) | gd->bd->bi_flashstart | (size_val << 17);
+ mtebc(pb0cr, pbcr);
+
+ /*
+ * Re-check to get correct base address
+ */
+ flash_get_size(gd->bd->bi_flashstart, 0);
+
+ /* Monitor protection ON by default */
+ (void)flash_protect(FLAG_PROTECT_SET,
+ -CFG_MONITOR_LEN,
+ 0xffffffff,
+ &flash_info[1]);
+
+ /* Env protection ON by default */
+ (void)flash_protect(FLAG_PROTECT_SET,
+ CFG_ENV_ADDR_REDUND,
+ CFG_ENV_ADDR_REDUND + 2*CFG_ENV_SECT_SIZE - 1,
+ &flash_info[1]);
+
+ /*
+ * USB suff...
+ */
+ /* SDR Setting */
+ mfsdr(SDR0_PFC1, sdr0_pfc1);
+ mfsdr(SDR0_USB0, usb2d0cr);
+ mfsdr(SDR0_USB2PHY0CR, usb2phy0cr);
+ mfsdr(SDR0_USB2H0CR, usb2h0cr);
+
+ usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_XOCLK_MASK;
+ usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_XOCLK_EXTERNAL; /*0*/
+ usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_WDINT_MASK;
+ usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_WDINT_16BIT_30MHZ; /*1*/
+ usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_DVBUS_MASK;
+ usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_DVBUS_PURDIS; /*0*/
+ usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_DWNSTR_MASK;
+ usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_DWNSTR_HOST; /*1*/
+ usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_UTMICN_MASK;
+ usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_UTMICN_HOST; /*1*/
+
+ /* An 8-bit/60MHz interface is the only possible alternative
+ when connecting the Device to the PHY */
+ usb2h0cr = usb2h0cr &~SDR0_USB2H0CR_WDINT_MASK;
+ usb2h0cr = usb2h0cr | SDR0_USB2H0CR_WDINT_16BIT_30MHZ; /*1*/
+
+ mtsdr(SDR0_PFC1, sdr0_pfc1);
+ mtsdr(SDR0_USB0, usb2d0cr);
+ mtsdr(SDR0_USB2PHY0CR, usb2phy0cr);
+ mtsdr(SDR0_USB2H0CR, usb2h0cr);
+
+ /*
+ * Clear resets
+ */
+ udelay (1000);
+ mtsdr(SDR0_SRST1, 0x00000000);
+ udelay (1000);
+ mtsdr(SDR0_SRST0, 0x00000000);
+
+ printf("USB: Host(int phy) Device(ext phy)\n");
+
+ /*
+ * Clear PLB4A0_ACR[WRP]
+ * This fix will make the MAL burst disabling patch for the Linux
+ * EMAC driver obsolete.
+ */
+ reg = mfdcr(plb4_acr) & ~PLB4_ACR_WRP;
+ mtdcr(plb4_acr, reg);
+
+ /*
+ * Reset Lime controller
+ */
+ gpio_write_bit(CFG_GPIO_LIME_S, 1);
+ udelay(500);
+ gpio_write_bit(CFG_GPIO_LIME_RST, 1);
+
+ /* Lime memory clock adjusted to 100MHz */
+ out_be32((void *)CFG_LIME_SDRAM_CLOCK, CFG_LIME_CLOCK_100MHZ);
+ /* Wait untill time expired. Because of requirements in lime manual */
+ udelay(300);
+ /* Write lime controller memory parameters */
+ out_be32((void *)CFG_LIME_MMR, CFG_LIME_MMR_VALUE);
+
+ /*
+ * Reset PHY's
+ */
+ gpio_write_bit(CFG_GPIO_PHY0_RST, 0);
+ gpio_write_bit(CFG_GPIO_PHY1_RST, 0);
+ udelay(100);
+ gpio_write_bit(CFG_GPIO_PHY0_RST, 1);
+ gpio_write_bit(CFG_GPIO_PHY1_RST, 1);
+
+ /*
+ * Init display controller
+ */
+ /* Setup dot clock (internal PLL, division rate 1/16) */
+ out_be32((void *)0xc1fd0100, 0x00000f00);
+
+ /* Lime L0 init (16 bpp, 640x480) */
+ out_be32((void *)0xc1fd0020, 0x801401df);
+ out_be32((void *)0xc1fd0024, 0x0);
+ out_be32((void *)0xc1fd0028, 0x0);
+ out_be32((void *)0xc1fd002c, 0x0);
+ out_be32((void *)0xc1fd0110, 0x0);
+ out_be32((void *)0xc1fd0114, 0x0);
+ out_be32((void *)0xc1fd0118, 0x01df0280);
+
+ /* Display timing init */
+ out_be32((void *)0xc1fd0004, 0x031f0000);
+ out_be32((void *)0xc1fd0008, 0x027f027f);
+ out_be32((void *)0xc1fd000c, 0x015f028f);
+ out_be32((void *)0xc1fd0010, 0x020c0000);
+ out_be32((void *)0xc1fd0014, 0x01df01ea);
+ out_be32((void *)0xc1fd0018, 0x0);
+ out_be32((void *)0xc1fd001c, 0x01e00280);
+
+#if 1
+ /*
+ * Clear framebuffer using Lime's drawing engine
+ * (draw blue rect. with white border around it)
+ */
+ /* Setup mode and fbbase, xres, fg, bg */
+ out_be32((void *)0xc1ff0420, 0x8300);
+ out_be32((void *)0xc1ff0440, 0x0000);
+ out_be32((void *)0xc1ff0444, 0x0280);
+ out_be32((void *)0xc1ff0480, 0x7fff);
+ out_be32((void *)0xc1ff0484, 0x0000);
+ /* Reset clipping rectangle */
+ out_be32((void *)0xc1ff0454, 0x0000);
+ out_be32((void *)0xc1ff0458, 0x0280);
+ out_be32((void *)0xc1ff045c, 0x0000);
+ out_be32((void *)0xc1ff0460, 0x01e0);
+ /* Draw white rect. */
+ out_be32((void *)0xc1ff04a0, 0x09410000);
+ out_be32((void *)0xc1ff04a0, 0x00000000);
+ out_be32((void *)0xc1ff04a0, 0x01e00280);
+ udelay(2000);
+ /* Draw blue rect. */
+ out_be32((void *)0xc1ff0480, 0x001f);
+ out_be32((void *)0xc1ff04a0, 0x09410000);
+ out_be32((void *)0xc1ff04a0, 0x00010001);
+ out_be32((void *)0xc1ff04a0, 0x01de027e);
+#endif
+ /* Display enable, L0 layer */
+ out_be32((void *)0xc1fd0100, 0x80010f00);
+
+ /* TFT-LCD enable - PWM duty, lamp on */
+ out_be32((void *)0xc4000024, 0x64);
+ out_be32((void *)0xc4000020, 0x701);
+
+ /*
+ * Init matrix keyboard
+ */
+ misc_init_r_kbd();
+
+ return 0;
+}
+
+int checkboard(void)
+{
+ char *s = getenv("serial#");
+
+ printf("Board: lwmon5");
+
+ if (s != NULL) {
+ puts(", serial# ");
+ puts(s);
+ }
+ putc('\n');
+
+ return (0);
+}
+
+#if defined(CFG_DRAM_TEST)
+int testdram(void)
+{
+ unsigned long *mem = (unsigned long *)0;
+ const unsigned long kend = (1024 / sizeof(unsigned long));
+ unsigned long k, n;
+
+ mtmsr(0);
+
+ for (k = 0; k < CFG_MBYTES_SDRAM;
+ ++k, mem += (1024 / sizeof(unsigned long))) {
+ if ((k & 1023) == 0) {
+ printf("%3d MB\r", k / 1024);
+ }
+
+ memset(mem, 0xaaaaaaaa, 1024);
+ for (n = 0; n < kend; ++n) {
+ if (mem[n] != 0xaaaaaaaa) {
+ printf("SDRAM test fails at: %08x\n",
+ (uint) & mem[n]);
+ return 1;
+ }
+ }
+
+ memset(mem, 0x55555555, 1024);
+ for (n = 0; n < kend; ++n) {
+ if (mem[n] != 0x55555555) {
+ printf("SDRAM test fails at: %08x\n",
+ (uint) & mem[n]);
+ return 1;
+ }
+ }
+ }
+ printf("SDRAM test passes\n");
+ return 0;
+}
+#endif
+
+/*************************************************************************
+ * pci_pre_init
+ *
+ * This routine is called just prior to registering the hose and gives
+ * the board the opportunity to check things. Returning a value of zero
+ * indicates that things are bad & PCI initialization should be aborted.
+ *
+ * Different boards may wish to customize the pci controller structure
+ * (add regions, override default access routines, etc) or perform
+ * certain pre-initialization actions.
+ *
+ ************************************************************************/
+#if defined(CONFIG_PCI)
+int pci_pre_init(struct pci_controller *hose)
+{
+ unsigned long addr;
+
+ /*-------------------------------------------------------------------------+
+ | Set priority for all PLB3 devices to 0.
+ | Set PLB3 arbiter to fair mode.
+ +-------------------------------------------------------------------------*/
+ mfsdr(sdr_amp1, addr);
+ mtsdr(sdr_amp1, (addr & 0x000000FF) | 0x0000FF00);
+ addr = mfdcr(plb3_acr);
+ mtdcr(plb3_acr, addr | 0x80000000);
+
+ /*-------------------------------------------------------------------------+
+ | Set priority for all PLB4 devices to 0.
+ +-------------------------------------------------------------------------*/
+ mfsdr(sdr_amp0, addr);
+ mtsdr(sdr_amp0, (addr & 0x000000FF) | 0x0000FF00);
+ addr = mfdcr(plb4_acr) | 0xa0000000; /* Was 0x8---- */
+ mtdcr(plb4_acr, addr);
+
+ /*-------------------------------------------------------------------------+
+ | Set Nebula PLB4 arbiter to fair mode.
+ +-------------------------------------------------------------------------*/
+ /* Segment0 */
+ addr = (mfdcr(plb0_acr) & ~plb0_acr_ppm_mask) | plb0_acr_ppm_fair;
+ addr = (addr & ~plb0_acr_hbu_mask) | plb0_acr_hbu_enabled;
+ addr = (addr & ~plb0_acr_rdp_mask) | plb0_acr_rdp_4deep;
+ addr = (addr & ~plb0_acr_wrp_mask) | plb0_acr_wrp_2deep;
+ mtdcr(plb0_acr, addr);
+
+ /* Segment1 */
+ addr = (mfdcr(plb1_acr) & ~plb1_acr_ppm_mask) | plb1_acr_ppm_fair;
+ addr = (addr & ~plb1_acr_hbu_mask) | plb1_acr_hbu_enabled;
+ addr = (addr & ~plb1_acr_rdp_mask) | plb1_acr_rdp_4deep;
+ addr = (addr & ~plb1_acr_wrp_mask) | plb1_acr_wrp_2deep;
+ mtdcr(plb1_acr, addr);
+
+ return 1;
+}
+#endif /* defined(CONFIG_PCI) */
+
+/*************************************************************************
+ * pci_target_init
+ *
+ * The bootstrap configuration provides default settings for the pci
+ * inbound map (PIM). But the bootstrap config choices are limited and
+ * may not be sufficient for a given board.
+ *
+ ************************************************************************/
+#if defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT)
+void pci_target_init(struct pci_controller *hose)
+{
+ /*--------------------------------------------------------------------------+
+ * Set up Direct MMIO registers
+ *--------------------------------------------------------------------------*/
+ /*--------------------------------------------------------------------------+
+ | PowerPC440EPX PCI Master configuration.
+ | Map one 1Gig range of PLB/processor addresses to PCI memory space.
+ | PLB address 0xA0000000-0xDFFFFFFF ==> PCI address 0xA0000000-0xDFFFFFFF
+ | Use byte reversed out routines to handle endianess.
+ | Make this region non-prefetchable.
+ +--------------------------------------------------------------------------*/
+ out32r(PCIX0_PMM0MA, 0x00000000); /* PMM0 Mask/Attribute - disabled b4 setting */
+ out32r(PCIX0_PMM0LA, CFG_PCI_MEMBASE); /* PMM0 Local Address */
+ out32r(PCIX0_PMM0PCILA, CFG_PCI_MEMBASE); /* PMM0 PCI Low Address */
+ out32r(PCIX0_PMM0PCIHA, 0x00000000); /* PMM0 PCI High Address */
+ out32r(PCIX0_PMM0MA, 0xE0000001); /* 512M + No prefetching, and enable region */
+
+ out32r(PCIX0_PMM1MA, 0x00000000); /* PMM0 Mask/Attribute - disabled b4 setting */
+ out32r(PCIX0_PMM1LA, CFG_PCI_MEMBASE2); /* PMM0 Local Address */
+ out32r(PCIX0_PMM1PCILA, CFG_PCI_MEMBASE2); /* PMM0 PCI Low Address */
+ out32r(PCIX0_PMM1PCIHA, 0x00000000); /* PMM0 PCI High Address */
+ out32r(PCIX0_PMM1MA, 0xE0000001); /* 512M + No prefetching, and enable region */
+
+ out32r(PCIX0_PTM1MS, 0x00000001); /* Memory Size/Attribute */
+ out32r(PCIX0_PTM1LA, 0); /* Local Addr. Reg */
+ out32r(PCIX0_PTM2MS, 0); /* Memory Size/Attribute */
+ out32r(PCIX0_PTM2LA, 0); /* Local Addr. Reg */
+
+ /*--------------------------------------------------------------------------+
+ * Set up Configuration registers
+ *--------------------------------------------------------------------------*/
+
+ /* Program the board's subsystem id/vendor id */
+ pci_write_config_word(0, PCI_SUBSYSTEM_VENDOR_ID,
+ CFG_PCI_SUBSYS_VENDORID);
+ pci_write_config_word(0, PCI_SUBSYSTEM_ID, CFG_PCI_SUBSYS_ID);
+
+ /* Configure command register as bus master */
+ pci_write_config_word(0, PCI_COMMAND, PCI_COMMAND_MASTER);
+
+ /* 240nS PCI clock */
+ pci_write_config_word(0, PCI_LATENCY_TIMER, 1);
+
+ /* No error reporting */
+ pci_write_config_word(0, PCI_ERREN, 0);
+
+ pci_write_config_dword(0, PCI_BRDGOPT2, 0x00000101);
+
+}
+#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) */
+
+/*************************************************************************
+ * pci_master_init
+ *
+ ************************************************************************/
+#if defined(CONFIG_PCI) && defined(CFG_PCI_MASTER_INIT)
+void pci_master_init(struct pci_controller *hose)
+{
+ unsigned short temp_short;
+
+ /*--------------------------------------------------------------------------+
+ | Write the PowerPC440 EP PCI Configuration regs.
+ | Enable PowerPC440 EP to be a master on the PCI bus (PMM).
+ | Enable PowerPC440 EP to act as a PCI memory target (PTM).
+ +--------------------------------------------------------------------------*/
+ pci_read_config_word(0, PCI_COMMAND, &temp_short);
+ pci_write_config_word(0, PCI_COMMAND,
+ temp_short | PCI_COMMAND_MASTER |
+ PCI_COMMAND_MEMORY);
+}
+#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_MASTER_INIT) */
+
+/*************************************************************************
+ * is_pci_host
+ *
+ * This routine is called to determine if a pci scan should be
+ * performed. With various hardware environments (especially cPCI and
+ * PPMC) it's insufficient to depend on the state of the arbiter enable
+ * bit in the strap register, or generic host/adapter assumptions.
+ *
+ * Rather than hard-code a bad assumption in the general 440 code, the
+ * 440 pci code requires the board to decide at runtime.
+ *
+ * Return 0 for adapter mode, non-zero for host (monarch) mode.
+ *
+ *
+ ************************************************************************/
+#if defined(CONFIG_PCI)
+int is_pci_host(struct pci_controller *hose)
+{
+ /* Cactus is always configured as host. */
+ return (1);
+}
+#endif /* defined(CONFIG_PCI) */
+
+void hw_watchdog_reset(void)
+{
+ int val;
+
+ /*
+ * Toggle watchdog output
+ */
+ val = gpio_read_out_bit(CFG_GPIO_WATCHDOG) == 0 ? 1 : 0;
+ gpio_write_bit(CFG_GPIO_WATCHDOG, val);
+}
+
+int do_eeprom_wp(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+ if (argc < 2) {
+ printf("Usage:\n%s\n", cmdtp->usage);
+ return 1;
+ }
+
+ if ((strcmp(argv[1], "on") == 0)) {
+ gpio_write_bit(CFG_GPIO_EEPROM_EXT_WP, 1);
+ } else if ((strcmp(argv[1], "off") == 0)) {
+ gpio_write_bit(CFG_GPIO_EEPROM_EXT_WP, 0);
+ } else {
+ printf("Usage:\n%s\n", cmdtp->usage);
+ return 1;
+ }
+
+
+ return 0;
+}
+
+U_BOOT_CMD(
+ eepromwp, 2, 0, do_eeprom_wp,
+ "eepromwp- eeprom write protect off/on\n",
+ "<on|off> - enable (on) or disable (off) I2C EEPROM write protect\n"
+);
diff --git a/board/lwmon5/sdram.c b/board/lwmon5/sdram.c
new file mode 100644
index 0000000..d4547e2
--- /dev/null
+++ b/board/lwmon5/sdram.c
@@ -0,0 +1,648 @@
+/*
+ * (C) Copyright 2006
+ * Sylvie Gohl, AMCC/IBM, gohl.sylvie@fr.ibm.com
+ * Jacqueline Pira-Ferriol, AMCC/IBM, jpira-ferriol@fr.ibm.com
+ * Thierry Roman, AMCC/IBM, thierry_roman@fr.ibm.com
+ * Alain Saurel, AMCC/IBM, alain.saurel@fr.ibm.com
+ * Robert Snyder, AMCC/IBM, rob.snyder@fr.ibm.com
+ *
+ * (C) Copyright 2007
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
+ * 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
+ */
+
+/* define DEBUG for debugging output (obviously ;-)) */
+#if 0
+#define DEBUG
+#endif
+
+#include <common.h>
+#include <asm/processor.h>
+#include <asm/mmu.h>
+#include <asm/io.h>
+#include <ppc440.h>
+
+#include "sdram.h"
+
+/*
+ * This DDR2 setup code can dynamically setup the TLB entries for the DDR2 memory
+ * region. Right now the cache should still be disabled in U-Boot because of the
+ * EMAC driver, that need it's buffer descriptor to be located in non cached
+ * memory.
+ *
+ * If at some time this restriction doesn't apply anymore, just define
+ * CFG_ENABLE_SDRAM_CACHE in the board config file and this code should setup
+ * everything correctly.
+ */
+#ifdef CFG_ENABLE_SDRAM_CACHE
+#define MY_TLB_WORD2_I_ENABLE 0 /* enable caching on SDRAM */
+#else
+#define MY_TLB_WORD2_I_ENABLE TLB_WORD2_I_ENABLE /* disable caching on SDRAM */
+#endif
+
+void dcbz_area(u32 start_address, u32 num_bytes);
+void dflush(void);
+
+static u32 is_ecc_enabled(void)
+{
+ u32 val;
+
+ mfsdram(DDR0_22, val);
+ val &= DDR0_22_CTRL_RAW_MASK;
+ if (val)
+ return 1;
+ else
+ return 0;
+}
+
+void board_add_ram_info(int use_default)
+{
+ PPC440_SYS_INFO board_cfg;
+ u32 val;
+
+ if (is_ecc_enabled())
+ puts(" (ECC");
+ else
+ puts(" (ECC not");
+
+ get_sys_info(&board_cfg);
+ printf(" enabled, %d MHz", (board_cfg.freqPLB * 2) / 1000000);
+
+ mfsdram(DDR0_03, val);
+ val = DDR0_03_CASLAT_DECODE(val);
+ printf(", CL%d)", val);
+}
+
+static int wait_for_dlllock(void)
+{
+ u32 val;
+ int wait = 0;
+
+ /*
+ * Wait for the DCC master delay line to finish calibration
+ */
+ mtdcr(ddrcfga, DDR0_17);
+ val = DDR0_17_DLLLOCKREG_UNLOCKED;
+
+ while (wait != 0xffff) {
+ val = mfdcr(ddrcfgd);
+ if ((val & DDR0_17_DLLLOCKREG_MASK) == DDR0_17_DLLLOCKREG_LOCKED)
+ /* dlllockreg bit on */
+ return 0;
+ else
+ wait++;
+ }
+ debug("0x%04x: DDR0_17 Value (dlllockreg bit): 0x%08x\n", wait, val);
+ debug("Waiting for dlllockreg bit to raise\n");
+
+ return -1;
+}
+
+#if defined(CONFIG_DDR_DATA_EYE)
+int wait_for_dram_init_complete(void)
+{
+ u32 val;
+ int wait = 0;
+
+ /*
+ * Wait for 'DRAM initialization complete' bit in status register
+ */
+ mtdcr(ddrcfga, DDR0_00);
+
+ while (wait != 0xffff) {
+ val = mfdcr(ddrcfgd);
+ if ((val & DDR0_00_INT_STATUS_BIT6) == DDR0_00_INT_STATUS_BIT6)
+ /* 'DRAM initialization complete' bit */
+ return 0;
+ else
+ wait++;
+ }
+
+ debug("DRAM initialization complete bit in status register did not rise\n");
+
+ return -1;
+}
+
+#define NUM_TRIES 64
+#define NUM_READS 10
+
+void denali_core_search_data_eye(u32 start_addr, u32 memory_size)
+{
+ int k, j;
+ u32 val;
+ u32 wr_dqs_shift, dqs_out_shift, dll_dqs_delay_X;
+ u32 max_passing_cases = 0, wr_dqs_shift_with_max_passing_cases = 0;
+ u32 passing_cases = 0, dll_dqs_delay_X_sw_val = 0;
+ u32 dll_dqs_delay_X_start_window = 0, dll_dqs_delay_X_end_window = 0;
+ volatile u32 *ram_pointer;
+ u32 test[NUM_TRIES] = {
+ 0x00000000, 0x00000000, 0xFFFFFFFF, 0xFFFFFFFF,
+ 0x00000000, 0x00000000, 0xFFFFFFFF, 0xFFFFFFFF,
+ 0xFFFFFFFF, 0xFFFFFFFF, 0x00000000, 0x00000000,
+ 0xFFFFFFFF, 0xFFFFFFFF, 0x00000000, 0x00000000,
+ 0xAAAAAAAA, 0xAAAAAAAA, 0x55555555, 0x55555555,
+ 0xAAAAAAAA, 0xAAAAAAAA, 0x55555555, 0x55555555,
+ 0x55555555, 0x55555555, 0xAAAAAAAA, 0xAAAAAAAA,
+ 0x55555555, 0x55555555, 0xAAAAAAAA, 0xAAAAAAAA,
+ 0xA5A5A5A5, 0xA5A5A5A5, 0x5A5A5A5A, 0x5A5A5A5A,
+ 0xA5A5A5A5, 0xA5A5A5A5, 0x5A5A5A5A, 0x5A5A5A5A,
+ 0x5A5A5A5A, 0x5A5A5A5A, 0xA5A5A5A5, 0xA5A5A5A5,
+ 0x5A5A5A5A, 0x5A5A5A5A, 0xA5A5A5A5, 0xA5A5A5A5,
+ 0xAA55AA55, 0xAA55AA55, 0x55AA55AA, 0x55AA55AA,
+ 0xAA55AA55, 0xAA55AA55, 0x55AA55AA, 0x55AA55AA,
+ 0x55AA55AA, 0x55AA55AA, 0xAA55AA55, 0xAA55AA55,
+ 0x55AA55AA, 0x55AA55AA, 0xAA55AA55, 0xAA55AA55 };
+
+ ram_pointer = (volatile u32 *)start_addr;
+
+ for (wr_dqs_shift = 64; wr_dqs_shift < 96; wr_dqs_shift++) {
+ /*for (wr_dqs_shift=1; wr_dqs_shift<96; wr_dqs_shift++) {*/
+
+ /*
+ * De-assert 'start' parameter.
+ */
+ mtdcr(ddrcfga, DDR0_02);
+ val = (mfdcr(ddrcfgd) & ~DDR0_02_START_MASK) | DDR0_02_START_OFF;
+ mtdcr(ddrcfgd, val);
+
+ /*
+ * Set 'wr_dqs_shift'
+ */
+ mtdcr(ddrcfga, DDR0_09);
+ val = (mfdcr(ddrcfgd) & ~DDR0_09_WR_DQS_SHIFT_MASK)
+ | DDR0_09_WR_DQS_SHIFT_ENCODE(wr_dqs_shift);
+ mtdcr(ddrcfgd, val);
+
+ /*
+ * Set 'dqs_out_shift' = wr_dqs_shift + 32
+ */
+ dqs_out_shift = wr_dqs_shift + 32;
+ mtdcr(ddrcfga, DDR0_22);
+ val = (mfdcr(ddrcfgd) & ~DDR0_22_DQS_OUT_SHIFT_MASK)
+ | DDR0_22_DQS_OUT_SHIFT_ENCODE(dqs_out_shift);
+ mtdcr(ddrcfgd, val);
+
+ passing_cases = 0;
+
+ for (dll_dqs_delay_X = 1; dll_dqs_delay_X < 64; dll_dqs_delay_X++) {
+ /*for (dll_dqs_delay_X=1; dll_dqs_delay_X<128; dll_dqs_delay_X++) {*/
+ /*
+ * Set 'dll_dqs_delay_X'.
+ */
+ /* dll_dqs_delay_0 */
+ mtdcr(ddrcfga, DDR0_17);
+ val = (mfdcr(ddrcfgd) & ~DDR0_17_DLL_DQS_DELAY_0_MASK)
+ | DDR0_17_DLL_DQS_DELAY_0_ENCODE(dll_dqs_delay_X);
+ mtdcr(ddrcfgd, val);
+ /* dll_dqs_delay_1 to dll_dqs_delay_4 */
+ mtdcr(ddrcfga, DDR0_18);
+ val = (mfdcr(ddrcfgd) & ~DDR0_18_DLL_DQS_DELAY_X_MASK)
+ | DDR0_18_DLL_DQS_DELAY_4_ENCODE(dll_dqs_delay_X)
+ | DDR0_18_DLL_DQS_DELAY_3_ENCODE(dll_dqs_delay_X)
+ | DDR0_18_DLL_DQS_DELAY_2_ENCODE(dll_dqs_delay_X)
+ | DDR0_18_DLL_DQS_DELAY_1_ENCODE(dll_dqs_delay_X);
+ mtdcr(ddrcfgd, val);
+ /* dll_dqs_delay_5 to dll_dqs_delay_8 */
+ mtdcr(ddrcfga, DDR0_19);
+ val = (mfdcr(ddrcfgd) & ~DDR0_19_DLL_DQS_DELAY_X_MASK)
+ | DDR0_19_DLL_DQS_DELAY_8_ENCODE(dll_dqs_delay_X)
+ | DDR0_19_DLL_DQS_DELAY_7_ENCODE(dll_dqs_delay_X)
+ | DDR0_19_DLL_DQS_DELAY_6_ENCODE(dll_dqs_delay_X)
+ | DDR0_19_DLL_DQS_DELAY_5_ENCODE(dll_dqs_delay_X);
+ mtdcr(ddrcfgd, val);
+
+ ppcMsync();
+ ppcMbar();
+
+ /*
+ * Assert 'start' parameter.
+ */
+ mtdcr(ddrcfga, DDR0_02);
+ val = (mfdcr(ddrcfgd) & ~DDR0_02_START_MASK) | DDR0_02_START_ON;
+ mtdcr(ddrcfgd, val);
+
+ ppcMsync();
+ ppcMbar();
+
+ /*
+ * Wait for the DCC master delay line to finish calibration
+ */
+ if (wait_for_dlllock() != 0) {
+ printf("dlllock did not occur !!!\n");
+ printf("denali_core_search_data_eye!!!\n");
+ printf("wr_dqs_shift = %d - dll_dqs_delay_X = %d\n",
+ wr_dqs_shift, dll_dqs_delay_X);
+ hang();
+ }
+ ppcMsync();
+ ppcMbar();
+
+ if (wait_for_dram_init_complete() != 0) {
+ printf("dram init complete did not occur !!!\n");
+ printf("denali_core_search_data_eye!!!\n");
+ printf("wr_dqs_shift = %d - dll_dqs_delay_X = %d\n",
+ wr_dqs_shift, dll_dqs_delay_X);
+ hang();
+ }
+ udelay(100); /* wait 100us to ensure init is really completed !!! */
+
+ /* write values */
+ for (j=0; j<NUM_TRIES; j++) {
+ ram_pointer[j] = test[j];
+
+ /* clear any cache at ram location */
+ __asm__("dcbf 0,%0": :"r" (&ram_pointer[j]));
+ }
+
+ /* read values back */
+ for (j=0; j<NUM_TRIES; j++) {
+ for (k=0; k<NUM_READS; k++) {
+ /* clear any cache at ram location */
+ __asm__("dcbf 0,%0": :"r" (&ram_pointer[j]));
+
+ if (ram_pointer[j] != test[j])
+ break;
+ }
+
+ /* read error */
+ if (k != NUM_READS)
+ break;
+ }
+
+ /* See if the dll_dqs_delay_X value passed.*/
+ if (j < NUM_TRIES) {
+ /* Failed */
+ passing_cases = 0;
+ /* break; */
+ } else {
+ /* Passed */
+ if (passing_cases == 0)
+ dll_dqs_delay_X_sw_val = dll_dqs_delay_X;
+ passing_cases++;
+ if (passing_cases >= max_passing_cases) {
+ max_passing_cases = passing_cases;
+ wr_dqs_shift_with_max_passing_cases = wr_dqs_shift;
+ dll_dqs_delay_X_start_window = dll_dqs_delay_X_sw_val;
+ dll_dqs_delay_X_end_window = dll_dqs_delay_X;
+ }
+ }
+
+ /*
+ * De-assert 'start' parameter.
+ */
+ mtdcr(ddrcfga, DDR0_02);
+ val = (mfdcr(ddrcfgd) & ~DDR0_02_START_MASK) | DDR0_02_START_OFF;
+ mtdcr(ddrcfgd, val);
+
+ } /* for (dll_dqs_delay_X=0; dll_dqs_delay_X<128; dll_dqs_delay_X++) */
+
+ } /* for (wr_dqs_shift=0; wr_dqs_shift<96; wr_dqs_shift++) */
+
+ /*
+ * Largest passing window is now detected.
+ */
+
+ /* Compute dll_dqs_delay_X value */
+ dll_dqs_delay_X = (dll_dqs_delay_X_end_window + dll_dqs_delay_X_start_window) / 2;
+ wr_dqs_shift = wr_dqs_shift_with_max_passing_cases;
+
+ debug("DQS calibration - Window detected:\n");
+ debug("max_passing_cases = %d\n", max_passing_cases);
+ debug("wr_dqs_shift = %d\n", wr_dqs_shift);
+ debug("dll_dqs_delay_X = %d\n", dll_dqs_delay_X);
+ debug("dll_dqs_delay_X window = %d - %d\n",
+ dll_dqs_delay_X_start_window, dll_dqs_delay_X_end_window);
+
+ /*
+ * De-assert 'start' parameter.
+ */
+ mtdcr(ddrcfga, DDR0_02);
+ val = (mfdcr(ddrcfgd) & ~DDR0_02_START_MASK) | DDR0_02_START_OFF;
+ mtdcr(ddrcfgd, val);
+
+ /*
+ * Set 'wr_dqs_shift'
+ */
+ mtdcr(ddrcfga, DDR0_09);
+ val = (mfdcr(ddrcfgd) & ~DDR0_09_WR_DQS_SHIFT_MASK)
+ | DDR0_09_WR_DQS_SHIFT_ENCODE(wr_dqs_shift);
+ mtdcr(ddrcfgd, val);
+ debug("DDR0_09=0x%08lx\n", val);
+
+ /*
+ * Set 'dqs_out_shift' = wr_dqs_shift + 32
+ */
+ dqs_out_shift = wr_dqs_shift + 32;
+ mtdcr(ddrcfga, DDR0_22);
+ val = (mfdcr(ddrcfgd) & ~DDR0_22_DQS_OUT_SHIFT_MASK)
+ | DDR0_22_DQS_OUT_SHIFT_ENCODE(dqs_out_shift);
+ mtdcr(ddrcfgd, val);
+ debug("DDR0_22=0x%08lx\n", val);
+
+ /*
+ * Set 'dll_dqs_delay_X'.
+ */
+ /* dll_dqs_delay_0 */
+ mtdcr(ddrcfga, DDR0_17);
+ val = (mfdcr(ddrcfgd) & ~DDR0_17_DLL_DQS_DELAY_0_MASK)
+ | DDR0_17_DLL_DQS_DELAY_0_ENCODE(dll_dqs_delay_X);
+ mtdcr(ddrcfgd, val);
+ debug("DDR0_17=0x%08lx\n", val);
+
+ /* dll_dqs_delay_1 to dll_dqs_delay_4 */
+ mtdcr(ddrcfga, DDR0_18);
+ val = (mfdcr(ddrcfgd) & ~DDR0_18_DLL_DQS_DELAY_X_MASK)
+ | DDR0_18_DLL_DQS_DELAY_4_ENCODE(dll_dqs_delay_X)
+ | DDR0_18_DLL_DQS_DELAY_3_ENCODE(dll_dqs_delay_X)
+ | DDR0_18_DLL_DQS_DELAY_2_ENCODE(dll_dqs_delay_X)
+ | DDR0_18_DLL_DQS_DELAY_1_ENCODE(dll_dqs_delay_X);
+ mtdcr(ddrcfgd, val);
+ debug("DDR0_18=0x%08lx\n", val);
+
+ /* dll_dqs_delay_5 to dll_dqs_delay_8 */
+ mtdcr(ddrcfga, DDR0_19);
+ val = (mfdcr(ddrcfgd) & ~DDR0_19_DLL_DQS_DELAY_X_MASK)
+ | DDR0_19_DLL_DQS_DELAY_8_ENCODE(dll_dqs_delay_X)
+ | DDR0_19_DLL_DQS_DELAY_7_ENCODE(dll_dqs_delay_X)
+ | DDR0_19_DLL_DQS_DELAY_6_ENCODE(dll_dqs_delay_X)
+ | DDR0_19_DLL_DQS_DELAY_5_ENCODE(dll_dqs_delay_X);
+ mtdcr(ddrcfgd, val);
+ debug("DDR0_19=0x%08lx\n", val);
+
+ /*
+ * Assert 'start' parameter.
+ */
+ mtdcr(ddrcfga, DDR0_02);
+ val = (mfdcr(ddrcfgd) & ~DDR0_02_START_MASK) | DDR0_02_START_ON;
+ mtdcr(ddrcfgd, val);
+
+ ppcMsync();
+ ppcMbar();
+
+ /*
+ * Wait for the DCC master delay line to finish calibration
+ */
+ if (wait_for_dlllock() != 0) {
+ printf("dlllock did not occur !!!\n");
+ hang();
+ }
+ ppcMsync();
+ ppcMbar();
+
+ if (wait_for_dram_init_complete() != 0) {
+ printf("dram init complete did not occur !!!\n");
+ hang();
+ }
+ udelay(100); /* wait 100us to ensure init is really completed !!! */
+}
+#endif /* CONFIG_DDR_DATA_EYE */
+
+#ifdef CONFIG_DDR_ECC
+static void wait_ddr_idle(void)
+{
+ /*
+ * Controller idle status cannot be determined for Denali
+ * DDR2 code. Just return here.
+ */
+}
+
+static void blank_string(int size)
+{
+ int i;
+
+ for (i=0; i<size; i++)
+ putc('\b');
+ for (i=0; i<size; i++)
+ putc(' ');
+ for (i=0; i<size; i++)
+ putc('\b');
+}
+
+static void program_ecc(u32 start_address,
+ u32 num_bytes,
+ u32 tlb_word2_i_value)
+{
+ u32 current_address;
+ u32 end_address;
+ u32 address_increment;
+ u32 val;
+ char str[] = "ECC generation -";
+ char slash[] = "\\|/-\\|/-";
+ int loop = 0;
+ int loopi = 0;
+
+ current_address = start_address;
+
+ sync();
+ eieio();
+ wait_ddr_idle();
+
+ if (tlb_word2_i_value == TLB_WORD2_I_ENABLE) {
+ /* ECC bit set method for non-cached memory */
+ address_increment = 4;
+ end_address = current_address + num_bytes;
+
+ puts(str);
+
+ while (current_address < end_address) {
+ *((u32 *)current_address) = 0x00000000;
+ current_address += address_increment;
+
+ if ((loop++ % (2 << 20)) == 0) {
+ putc('\b');
+ putc(slash[loopi++ % 8]);
+ }
+ }
+
+ blank_string(strlen(str));
+ } else {
+ /* ECC bit set method for cached memory */
+#if 0 /* test-only: will remove this define later, when ECC problems are solved! */
+ /*
+ * Some boards (like lwmon5) need to preserve the memory
+ * content upon ECC generation (for the log-buffer).
+ * Therefore we don't fill the memory with a pattern or
+ * just zero it, but write the same values back that are
+ * already in the memory cells.
+ */
+ address_increment = CFG_CACHELINE_SIZE;
+ end_address = current_address + num_bytes;
+
+ current_address = start_address;
+ while (current_address < end_address) {
+ /*
+ * TODO: Th following sequence doesn't work correctly.
+ * Just invalidating and flushing the cache doesn't
+ * seem to trigger the re-write of the memory.
+ */
+ ppcDcbi(current_address);
+ ppcDcbf(current_address);
+ current_address += CFG_CACHELINE_SIZE;
+ }
+#else
+ dcbz_area(start_address, num_bytes);
+ dflush();
+#endif
+ }
+
+ sync();
+ eieio();
+ wait_ddr_idle();
+
+ /* Clear error status */
+ mfsdram(DDR0_00, val);
+ mtsdram(DDR0_00, val | DDR0_00_INT_ACK_ALL);
+
+ /* Set 'int_mask' parameter to functionnal value */
+ mfsdram(DDR0_01, val);
+ mtsdram(DDR0_01, ((val &~ DDR0_01_INT_MASK_MASK) | DDR0_01_INT_MASK_ALL_OFF));
+
+ sync();
+ eieio();
+ wait_ddr_idle();
+}
+#endif
+
+/*************************************************************************
+ *
+ * initdram -- 440EPx's DDR controller is a DENALI Core
+ *
+ ************************************************************************/
+long int initdram (int board_type)
+{
+#if 0 /* test-only: will remove this define later, when ECC problems are solved! */
+ /* CL=3 */
+ mtsdram(DDR0_02, 0x00000000);
+
+ mtsdram(DDR0_00, 0x0000190A);
+ mtsdram(DDR0_01, 0x01000000);
+ mtsdram(DDR0_03, 0x02030603); /* A suitable burst length was taken. CAS is right for our board */
+
+ mtsdram(DDR0_04, 0x0A030300);
+ mtsdram(DDR0_05, 0x02020308);
+ mtsdram(DDR0_06, 0x0103C812);
+ mtsdram(DDR0_07, 0x00090100);
+ mtsdram(DDR0_08, 0x02c80001);
+ mtsdram(DDR0_09, 0x00011D5F);
+ mtsdram(DDR0_10, 0x00000300);
+ mtsdram(DDR0_11, 0x000CC800);
+ mtsdram(DDR0_12, 0x00000003);
+ mtsdram(DDR0_14, 0x00000000);
+ mtsdram(DDR0_17, 0x1e000000);
+ mtsdram(DDR0_18, 0x1e1e1e1e);
+ mtsdram(DDR0_19, 0x1e1e1e1e);
+ mtsdram(DDR0_20, 0x0B0B0B0B);
+ mtsdram(DDR0_21, 0x0B0B0B0B);
+#ifdef CONFIG_DDR_ECC
+ mtsdram(DDR0_22, 0x00267F0B | DDR0_22_CTRL_RAW_ECC_ENABLE); /* enable ECC */
+#else
+ mtsdram(DDR0_22, 0x00267F0B);
+#endif
+
+ mtsdram(DDR0_23, 0x01000000);
+ mtsdram(DDR0_24, 0x01010001);
+
+ mtsdram(DDR0_26, 0x2D93028A);
+ mtsdram(DDR0_27, 0x0784682B);
+
+ mtsdram(DDR0_28, 0x00000080);
+ mtsdram(DDR0_31, 0x00000000);
+ mtsdram(DDR0_42, 0x01000006);
+
+ mtsdram(DDR0_43, 0x030A0200);
+ mtsdram(DDR0_44, 0x00000003);
+ mtsdram(DDR0_02, 0x00000001); /* Activate the denali core */
+#else
+ /* CL=4 */
+ mtsdram(DDR0_02, 0x00000000);
+
+ mtsdram(DDR0_00, 0x0000190A);
+ mtsdram(DDR0_01, 0x01000000);
+ mtsdram(DDR0_03, 0x02040803); /* A suitable burst length was taken. CAS is right for our board */
+
+ mtsdram(DDR0_04, 0x0B030300);
+ mtsdram(DDR0_05, 0x02020308);
+ mtsdram(DDR0_06, 0x0003C812);
+ mtsdram(DDR0_07, 0x00090100);
+ mtsdram(DDR0_08, 0x03c80001);
+ mtsdram(DDR0_09, 0x00011D5F);
+ mtsdram(DDR0_10, 0x00000300);
+ mtsdram(DDR0_11, 0x000CC800);
+ mtsdram(DDR0_12, 0x00000003);
+ mtsdram(DDR0_14, 0x00000000);
+ mtsdram(DDR0_17, 0x1e000000);
+ mtsdram(DDR0_18, 0x1e1e1e1e);
+ mtsdram(DDR0_19, 0x1e1e1e1e);
+ mtsdram(DDR0_20, 0x0B0B0B0B);
+ mtsdram(DDR0_21, 0x0B0B0B0B);
+#ifdef CONFIG_DDR_ECC
+ mtsdram(DDR0_22, 0x00267F0B | DDR0_22_CTRL_RAW_ECC_ENABLE); /* enable ECC */
+#else
+ mtsdram(DDR0_22, 0x00267F0B);
+#endif
+
+ mtsdram(DDR0_23, 0x01000000);
+ mtsdram(DDR0_24, 0x01010001);
+
+ mtsdram(DDR0_26, 0x2D93028A);
+ mtsdram(DDR0_27, 0x0784682B);
+
+ mtsdram(DDR0_28, 0x00000080);
+ mtsdram(DDR0_31, 0x00000000);
+ mtsdram(DDR0_42, 0x01000008);
+
+ mtsdram(DDR0_43, 0x050A0200);
+ mtsdram(DDR0_44, 0x00000005);
+ mtsdram(DDR0_02, 0x00000001); /* Activate the denali core */
+#endif
+
+ wait_for_dlllock();
+
+ /*
+ * Program tlb entries for this size (dynamic)
+ */
+ program_tlb(0, 0, CFG_MBYTES_SDRAM << 20, MY_TLB_WORD2_I_ENABLE);
+
+ /*
+ * Setup 2nd TLB with same physical address but different virtual address
+ * with cache enabled. This is done for fast ECC generation.
+ */
+ program_tlb(0, CFG_DDR_CACHED_ADDR, CFG_MBYTES_SDRAM << 20, 0);
+
+#ifdef CONFIG_DDR_DATA_EYE
+ /*
+ * Perform data eye search if requested.
+ */
+ denali_core_search_data_eye(CFG_DDR_CACHED_ADDR, CFG_MBYTES_SDRAM << 20);
+#endif
+
+#ifdef CONFIG_DDR_ECC
+ /*
+ * If ECC is enabled, initialize the parity bits.
+ */
+ program_ecc(CFG_DDR_CACHED_ADDR, CFG_MBYTES_SDRAM << 20, 0);
+#endif
+
+ /*
+ * Clear possible errors resulting from data-eye-search.
+ * If not done, then we could get an interrupt later on when
+ * exceptions are enabled.
+ */
+ set_mcsr(get_mcsr());
+
+ return (CFG_MBYTES_SDRAM << 20);
+}
diff --git a/board/lwmon5/sdram.h b/board/lwmon5/sdram.h
new file mode 100644
index 0000000..7f847aa
--- /dev/null
+++ b/board/lwmon5/sdram.h
@@ -0,0 +1,505 @@
+/*
+ * (C) Copyright 2006
+ * Sylvie Gohl, AMCC/IBM, gohl.sylvie@fr.ibm.com
+ * Jacqueline Pira-Ferriol, AMCC/IBM, jpira-ferriol@fr.ibm.com
+ * Thierry Roman, AMCC/IBM, thierry_roman@fr.ibm.com
+ * Alain Saurel, AMCC/IBM, alain.saurel@fr.ibm.com
+ * Robert Snyder, AMCC/IBM, rob.snyder@fr.ibm.com
+ *
+ * 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
+ */
+
+#ifndef _SPD_SDRAM_DENALI_H_
+#define _SPD_SDRAM_DENALI_H_
+
+#define ppcMsync sync
+#define ppcMbar eieio
+
+/* General definitions */
+#define MAX_SPD_BYTE 128 /* highest SPD byte # to read */
+#define DENALI_REG_NUMBER 45 /* 45 Regs in PPC440EPx Denali Core */
+#define SUPPORTED_DIMMS_NB 7 /* Number of supported DIMM modules types */
+#define SDRAM_NONE 0 /* No DIMM detected in Slot */
+#define MAXRANKS 2 /* 2 ranks maximum */
+
+/* Supported PLB Frequencies */
+#define PLB_FREQ_133MHZ 133333333
+#define PLB_FREQ_152MHZ 152000000
+#define PLB_FREQ_160MHZ 160000000
+#define PLB_FREQ_166MHZ 166666666
+
+/* Denali Core Registers */
+#define SDRAM_DCR_BASE 0x10
+
+#define DDR_DCR_BASE 0x10
+#define ddrcfga (DDR_DCR_BASE+0x0) /* DDR configuration address reg */
+#define ddrcfgd (DDR_DCR_BASE+0x1) /* DDR configuration data reg */
+
+/*-----------------------------------------------------------------------------+
+ | Values for ddrcfga register - indirect addressing of these regs
+ +-----------------------------------------------------------------------------*/
+
+#define DDR0_00 0x00
+#define DDR0_00_INT_ACK_MASK 0x7F000000 /* Write only */
+#define DDR0_00_INT_ACK_ALL 0x7F000000
+#define DDR0_00_INT_ACK_ENCODE(n) ((((unsigned long)(n))&0x7F)<<24)
+#define DDR0_00_INT_ACK_DECODE(n) ((((unsigned long)(n))>>24)&0x7F)
+/* Status */
+#define DDR0_00_INT_STATUS_MASK 0x00FF0000 /* Read only */
+/* Bit0. A single access outside the defined PHYSICAL memory space detected. */
+#define DDR0_00_INT_STATUS_BIT0 0x00010000
+/* Bit1. Multiple accesses outside the defined PHYSICAL memory space detected. */
+#define DDR0_00_INT_STATUS_BIT1 0x00020000
+/* Bit2. Single correctable ECC event detected */
+#define DDR0_00_INT_STATUS_BIT2 0x00040000
+/* Bit3. Multiple correctable ECC events detected. */
+#define DDR0_00_INT_STATUS_BIT3 0x00080000
+/* Bit4. Single uncorrectable ECC event detected. */
+#define DDR0_00_INT_STATUS_BIT4 0x00100000
+/* Bit5. Multiple uncorrectable ECC events detected. */
+#define DDR0_00_INT_STATUS_BIT5 0x00200000
+/* Bit6. DRAM initialization complete. */
+#define DDR0_00_INT_STATUS_BIT6 0x00400000
+/* Bit7. Logical OR of all lower bits. */
+#define DDR0_00_INT_STATUS_BIT7 0x00800000
+
+#define DDR0_00_INT_STATUS_ENCODE(n) ((((unsigned long)(n))&0xFF)<<16)
+#define DDR0_00_INT_STATUS_DECODE(n) ((((unsigned long)(n))>>16)&0xFF)
+#define DDR0_00_DLL_INCREMENT_MASK 0x00007F00
+#define DDR0_00_DLL_INCREMENT_ENCODE(n) ((((unsigned long)(n))&0x7F)<<8)
+#define DDR0_00_DLL_INCREMENT_DECODE(n) ((((unsigned long)(n))>>8)&0x7F)
+#define DDR0_00_DLL_START_POINT_MASK 0x0000007F
+#define DDR0_00_DLL_START_POINT_ENCODE(n) ((((unsigned long)(n))&0x7F)<<0)
+#define DDR0_00_DLL_START_POINT_DECODE(n) ((((unsigned long)(n))>>0)&0x7F)
+
+
+#define DDR0_01 0x01
+#define DDR0_01_PLB0_DB_CS_LOWER_MASK 0x1F000000
+#define DDR0_01_PLB0_DB_CS_LOWER_ENCODE(n) ((((unsigned long)(n))&0x1F)<<24)
+#define DDR0_01_PLB0_DB_CS_LOWER_DECODE(n) ((((unsigned long)(n))>>24)&0x1F)
+#define DDR0_01_PLB0_DB_CS_UPPER_MASK 0x001F0000
+#define DDR0_01_PLB0_DB_CS_UPPER_ENCODE(n) ((((unsigned long)(n))&0x1F)<<16)
+#define DDR0_01_PLB0_DB_CS_UPPER_DECODE(n) ((((unsigned long)(n))>>16)&0x1F)
+#define DDR0_01_OUT_OF_RANGE_TYPE_MASK 0x00000700 /* Read only */
+#define DDR0_01_OUT_OF_RANGE_TYPE_ENCODE(n) ((((unsigned long)(n))&0x7)<<8)
+#define DDR0_01_OUT_OF_RANGE_TYPE_DECODE(n) ((((unsigned long)(n))>>8)&0x7)
+#define DDR0_01_INT_MASK_MASK 0x000000FF
+#define DDR0_01_INT_MASK_ENCODE(n) ((((unsigned long)(n))&0xFF)<<0)
+#define DDR0_01_INT_MASK_DECODE(n) ((((unsigned long)(n))>>0)&0xFF)
+#define DDR0_01_INT_MASK_ALL_ON 0x000000FF
+#define DDR0_01_INT_MASK_ALL_OFF 0x00000000
+
+#define DDR0_02 0x02
+#define DDR0_02_MAX_CS_REG_MASK 0x02000000 /* Read only */
+#define DDR0_02_MAX_CS_REG_ENCODE(n) ((((unsigned long)(n))&0x2)<<24)
+#define DDR0_02_MAX_CS_REG_DECODE(n) ((((unsigned long)(n))>>24)&0x2)
+#define DDR0_02_MAX_COL_REG_MASK 0x000F0000 /* Read only */
+#define DDR0_02_MAX_COL_REG_ENCODE(n) ((((unsigned long)(n))&0xF)<<16)
+#define DDR0_02_MAX_COL_REG_DECODE(n) ((((unsigned long)(n))>>16)&0xF)
+#define DDR0_02_MAX_ROW_REG_MASK 0x00000F00 /* Read only */
+#define DDR0_02_MAX_ROW_REG_ENCODE(n) ((((unsigned long)(n))&0xF)<<8)
+#define DDR0_02_MAX_ROW_REG_DECODE(n) ((((unsigned long)(n))>>8)&0xF)
+#define DDR0_02_START_MASK 0x00000001
+#define DDR0_02_START_ENCODE(n) ((((unsigned long)(n))&0x1)<<0)
+#define DDR0_02_START_DECODE(n) ((((unsigned long)(n))>>0)&0x1)
+#define DDR0_02_START_OFF 0x00000000
+#define DDR0_02_START_ON 0x00000001
+
+#define DDR0_03 0x03
+#define DDR0_03_BSTLEN_MASK 0x07000000
+#define DDR0_03_BSTLEN_ENCODE(n) ((((unsigned long)(n))&0x7)<<24)
+#define DDR0_03_BSTLEN_DECODE(n) ((((unsigned long)(n))>>24)&0x7)
+#define DDR0_03_CASLAT_MASK 0x00070000
+#define DDR0_03_CASLAT_ENCODE(n) ((((unsigned long)(n))&0x7)<<16)
+#define DDR0_03_CASLAT_DECODE(n) ((((unsigned long)(n))>>16)&0x7)
+#define DDR0_03_CASLAT_LIN_MASK 0x00000F00
+#define DDR0_03_CASLAT_LIN_ENCODE(n) ((((unsigned long)(n))&0xF)<<8)
+#define DDR0_03_CASLAT_LIN_DECODE(n) ((((unsigned long)(n))>>8)&0xF)
+#define DDR0_03_INITAREF_MASK 0x0000000F
+#define DDR0_03_INITAREF_ENCODE(n) ((((unsigned long)(n))&0xF)<<0)
+#define DDR0_03_INITAREF_DECODE(n) ((((unsigned long)(n))>>0)&0xF)
+
+#define DDR0_04 0x04
+#define DDR0_04_TRC_MASK 0x1F000000
+#define DDR0_04_TRC_ENCODE(n) ((((unsigned long)(n))&0x1F)<<24)
+#define DDR0_04_TRC_DECODE(n) ((((unsigned long)(n))>>24)&0x1F)
+#define DDR0_04_TRRD_MASK 0x00070000
+#define DDR0_04_TRRD_ENCODE(n) ((((unsigned long)(n))&0x7)<<16)
+#define DDR0_04_TRRD_DECODE(n) ((((unsigned long)(n))>>16)&0x7)
+#define DDR0_04_TRTP_MASK 0x00000700
+#define DDR0_04_TRTP_ENCODE(n) ((((unsigned long)(n))&0x7)<<8)
+#define DDR0_04_TRTP_DECODE(n) ((((unsigned long)(n))>>8)&0x7)
+
+#define DDR0_05 0x05
+#define DDR0_05_TMRD_MASK 0x1F000000
+#define DDR0_05_TMRD_ENCODE(n) ((((unsigned long)(n))&0x1F)<<24)
+#define DDR0_05_TMRD_DECODE(n) ((((unsigned long)(n))>>24)&0x1F)
+#define DDR0_05_TEMRS_MASK 0x00070000
+#define DDR0_05_TEMRS_ENCODE(n) ((((unsigned long)(n))&0x7)<<16)
+#define DDR0_05_TEMRS_DECODE(n) ((((unsigned long)(n))>>16)&0x7)
+#define DDR0_05_TRP_MASK 0x00000F00
+#define DDR0_05_TRP_ENCODE(n) ((((unsigned long)(n))&0xF)<<8)
+#define DDR0_05_TRP_DECODE(n) ((((unsigned long)(n))>>8)&0xF)
+#define DDR0_05_TRAS_MIN_MASK 0x000000FF
+#define DDR0_05_TRAS_MIN_ENCODE(n) ((((unsigned long)(n))&0xFF)<<0)
+#define DDR0_05_TRAS_MIN_DECODE(n) ((((unsigned long)(n))>>0)&0xFF)
+
+#define DDR0_06 0x06
+#define DDR0_06_WRITEINTERP_MASK 0x01000000
+#define DDR0_06_WRITEINTERP_ENCODE(n) ((((unsigned long)(n))&0x1)<<24)
+#define DDR0_06_WRITEINTERP_DECODE(n) ((((unsigned long)(n))>>24)&0x1)
+#define DDR0_06_TWTR_MASK 0x00070000
+#define DDR0_06_TWTR_ENCODE(n) ((((unsigned long)(n))&0x7)<<16)
+#define DDR0_06_TWTR_DECODE(n) ((((unsigned long)(n))>>16)&0x7)
+#define DDR0_06_TDLL_MASK 0x0000FF00
+#define DDR0_06_TDLL_ENCODE(n) ((((unsigned long)(n))&0xFF)<<8)
+#define DDR0_06_TDLL_DECODE(n) ((((unsigned long)(n))>>8)&0xFF)
+#define DDR0_06_TRFC_MASK 0x0000007F
+#define DDR0_06_TRFC_ENCODE(n) ((((unsigned long)(n))&0x7F)<<0)
+#define DDR0_06_TRFC_DECODE(n) ((((unsigned long)(n))>>0)&0x7F)
+
+#define DDR0_07 0x07
+#define DDR0_07_NO_CMD_INIT_MASK 0x01000000
+#define DDR0_07_NO_CMD_INIT_ENCODE(n) ((((unsigned long)(n))&0x1)<<24)
+#define DDR0_07_NO_CMD_INIT_DECODE(n) ((((unsigned long)(n))>>24)&0x1)
+#define DDR0_07_TFAW_MASK 0x001F0000
+#define DDR0_07_TFAW_ENCODE(n) ((((unsigned long)(n))&0x1F)<<16)
+#define DDR0_07_TFAW_DECODE(n) ((((unsigned long)(n))>>16)&0x1F)
+#define DDR0_07_AUTO_REFRESH_MODE_MASK 0x00000100
+#define DDR0_07_AUTO_REFRESH_MODE_ENCODE(n) ((((unsigned long)(n))&0x1)<<8)
+#define DDR0_07_AUTO_REFRESH_MODE_DECODE(n) ((((unsigned long)(n))>>8)&0x1)
+#define DDR0_07_AREFRESH_MASK 0x00000001
+#define DDR0_07_AREFRESH_ENCODE(n) ((((unsigned long)(n))&0x1)<<0)
+#define DDR0_07_AREFRESH_DECODE(n) ((((unsigned long)(n))>>0)&0x1)
+
+#define DDR0_08 0x08
+#define DDR0_08_WRLAT_MASK 0x07000000
+#define DDR0_08_WRLAT_ENCODE(n) ((((unsigned long)(n))&0x7)<<24)
+#define DDR0_08_WRLAT_DECODE(n) ((((unsigned long)(n))>>24)&0x7)
+#define DDR0_08_TCPD_MASK 0x00FF0000
+#define DDR0_08_TCPD_ENCODE(n) ((((unsigned long)(n))&0xFF)<<16)
+#define DDR0_08_TCPD_DECODE(n) ((((unsigned long)(n))>>16)&0xFF)
+#define DDR0_08_DQS_N_EN_MASK 0x00000100
+#define DDR0_08_DQS_N_EN_ENCODE(n) ((((unsigned long)(n))&0x1)<<8)
+#define DDR0_08_DQS_N_EN_DECODE(n) ((((unsigned long)(n))>>8)&0x1)
+#define DDR0_08_DDRII_SDRAM_MODE_MASK 0x00000001
+#define DDR0_08_DDRII_ENCODE(n) ((((unsigned long)(n))&0x1)<<0)
+#define DDR0_08_DDRII_DECODE(n) ((((unsigned long)(n))>>0)&0x1)
+
+#define DDR0_09 0x09
+#define DDR0_09_OCD_ADJUST_PDN_CS_0_MASK 0x1F000000
+#define DDR0_09_OCD_ADJUST_PDN_CS_0_ENCODE(n) ((((unsigned long)(n))&0x1F)<<24)
+#define DDR0_09_OCD_ADJUST_PDN_CS_0_DECODE(n) ((((unsigned long)(n))>>24)&0x1F)
+#define DDR0_09_RTT_0_MASK 0x00030000
+#define DDR0_09_RTT_0_ENCODE(n) ((((unsigned long)(n))&0x3)<<16)
+#define DDR0_09_RTT_0_DECODE(n) ((((unsigned long)(n))>>16)&0x3)
+#define DDR0_09_WR_DQS_SHIFT_BYPASS_MASK 0x00007F00
+#define DDR0_09_WR_DQS_SHIFT_BYPASS_ENCODE(n) ((((unsigned long)(n))&0x7F)<<8)
+#define DDR0_09_WR_DQS_SHIFT_BYPASS_DECODE(n) ((((unsigned long)(n))>>8)&0x7F)
+#define DDR0_09_WR_DQS_SHIFT_MASK 0x0000007F
+#define DDR0_09_WR_DQS_SHIFT_ENCODE(n) ((((unsigned long)(n))&0x7F)<<0)
+#define DDR0_09_WR_DQS_SHIFT_DECODE(n) ((((unsigned long)(n))>>0)&0x7F)
+
+#define DDR0_10 0x0A
+#define DDR0_10_WRITE_MODEREG_MASK 0x00010000 /* Write only */
+#define DDR0_10_WRITE_MODEREG_ENCODE(n) ((((unsigned long)(n))&0x1)<<16)
+#define DDR0_10_WRITE_MODEREG_DECODE(n) ((((unsigned long)(n))>>16)&0x1)
+#define DDR0_10_CS_MAP_MASK 0x00000300
+#define DDR0_10_CS_MAP_NO_MEM 0x00000000
+#define DDR0_10_CS_MAP_RANK0_INSTALLED 0x00000100
+#define DDR0_10_CS_MAP_RANK1_INSTALLED 0x00000200
+#define DDR0_10_CS_MAP_ENCODE(n) ((((unsigned long)(n))&0x3)<<8)
+#define DDR0_10_CS_MAP_DECODE(n) ((((unsigned long)(n))>>8)&0x3)
+#define DDR0_10_OCD_ADJUST_PUP_CS_0_MASK 0x0000001F
+#define DDR0_10_OCD_ADJUST_PUP_CS_0_ENCODE(n) ((((unsigned long)(n))&0x1F)<<0)
+#define DDR0_10_OCD_ADJUST_PUP_CS_0_DECODE(n) ((((unsigned long)(n))>>0)&0x1F)
+
+#define DDR0_11 0x0B
+#define DDR0_11_SREFRESH_MASK 0x01000000
+#define DDR0_11_SREFRESH_ENCODE(n) ((((unsigned long)(n))&0x1)<<24)
+#define DDR0_11_SREFRESH_DECODE(n) ((((unsigned long)(n))>>24)&0x1F)
+#define DDR0_11_TXSNR_MASK 0x00FF0000
+#define DDR0_11_TXSNR_ENCODE(n) ((((unsigned long)(n))&0xFF)<<16)
+#define DDR0_11_TXSNR_DECODE(n) ((((unsigned long)(n))>>16)&0xFF)
+#define DDR0_11_TXSR_MASK 0x0000FF00
+#define DDR0_11_TXSR_ENCODE(n) ((((unsigned long)(n))&0xFF)<<8)
+#define DDR0_11_TXSR_DECODE(n) ((((unsigned long)(n))>>8)&0xFF)
+
+#define DDR0_12 0x0C
+#define DDR0_12_TCKE_MASK 0x0000007
+#define DDR0_12_TCKE_ENCODE(n) ((((unsigned long)(n))&0x7)<<0)
+#define DDR0_12_TCKE_DECODE(n) ((((unsigned long)(n))>>0)&0x7)
+
+#define DDR0_13 0x0D
+
+#define DDR0_14 0x0E
+#define DDR0_14_DLL_BYPASS_MODE_MASK 0x01000000
+#define DDR0_14_DLL_BYPASS_MODE_ENCODE(n) ((((unsigned long)(n))&0x1)<<24)
+#define DDR0_14_DLL_BYPASS_MODE_DECODE(n) ((((unsigned long)(n))>>24)&0x1)
+#define DDR0_14_REDUC_MASK 0x00010000
+#define DDR0_14_REDUC_64BITS 0x00000000
+#define DDR0_14_REDUC_32BITS 0x00010000
+#define DDR0_14_REDUC_ENCODE(n) ((((unsigned long)(n))&0x1)<<16)
+#define DDR0_14_REDUC_DECODE(n) ((((unsigned long)(n))>>16)&0x1)
+#define DDR0_14_REG_DIMM_ENABLE_MASK 0x00000100
+#define DDR0_14_REG_DIMM_ENABLE_ENCODE(n) ((((unsigned long)(n))&0x1)<<8)
+#define DDR0_14_REG_DIMM_ENABLE_DECODE(n) ((((unsigned long)(n))>>8)&0x1)
+
+#define DDR0_15 0x0F
+
+#define DDR0_16 0x10
+
+#define DDR0_17 0x11
+#define DDR0_17_DLL_DQS_DELAY_0_MASK 0x7F000000
+#define DDR0_17_DLL_DQS_DELAY_0_ENCODE(n) ((((unsigned long)(n))&0x7F)<<24)
+#define DDR0_17_DLL_DQS_DELAY_0_DECODE(n) ((((unsigned long)(n))>>24)&0x7F)
+#define DDR0_17_DLLLOCKREG_MASK 0x00010000 /* Read only */
+#define DDR0_17_DLLLOCKREG_LOCKED 0x00010000
+#define DDR0_17_DLLLOCKREG_UNLOCKED 0x00000000
+#define DDR0_17_DLLLOCKREG_ENCODE(n) ((((unsigned long)(n))&0x1)<<16)
+#define DDR0_17_DLLLOCKREG_DECODE(n) ((((unsigned long)(n))>>16)&0x1)
+#define DDR0_17_DLL_LOCK_MASK 0x00007F00 /* Read only */
+#define DDR0_17_DLL_LOCK_ENCODE(n) ((((unsigned long)(n))&0x7F)<<8)
+#define DDR0_17_DLL_LOCK_DECODE(n) ((((unsigned long)(n))>>8)&0x7F)
+
+#define DDR0_18 0x12
+#define DDR0_18_DLL_DQS_DELAY_X_MASK 0x7F7F7F7F
+#define DDR0_18_DLL_DQS_DELAY_4_MASK 0x7F000000
+#define DDR0_18_DLL_DQS_DELAY_4_ENCODE(n) ((((unsigned long)(n))&0x7F)<<24)
+#define DDR0_18_DLL_DQS_DELAY_4_DECODE(n) ((((unsigned long)(n))>>24)&0x7F)
+#define DDR0_18_DLL_DQS_DELAY_3_MASK 0x007F0000
+#define DDR0_18_DLL_DQS_DELAY_3_ENCODE(n) ((((unsigned long)(n))&0x7F)<<16)
+#define DDR0_18_DLL_DQS_DELAY_3_DECODE(n) ((((unsigned long)(n))>>16)&0x7F)
+#define DDR0_18_DLL_DQS_DELAY_2_MASK 0x00007F00
+#define DDR0_18_DLL_DQS_DELAY_2_ENCODE(n) ((((unsigned long)(n))&0x7F)<<8)
+#define DDR0_18_DLL_DQS_DELAY_2_DECODE(n) ((((unsigned long)(n))>>8)&0x7F)
+#define DDR0_18_DLL_DQS_DELAY_1_MASK 0x0000007F
+#define DDR0_18_DLL_DQS_DELAY_1_ENCODE(n) ((((unsigned long)(n))&0x7F)<<0)
+#define DDR0_18_DLL_DQS_DELAY_1_DECODE(n) ((((unsigned long)(n))>>0)&0x7F)
+
+#define DDR0_19 0x13
+#define DDR0_19_DLL_DQS_DELAY_X_MASK 0x7F7F7F7F
+#define DDR0_19_DLL_DQS_DELAY_8_MASK 0x7F000000
+#define DDR0_19_DLL_DQS_DELAY_8_ENCODE(n) ((((unsigned long)(n))&0x7F)<<24)
+#define DDR0_19_DLL_DQS_DELAY_8_DECODE(n) ((((unsigned long)(n))>>24)&0x7F)
+#define DDR0_19_DLL_DQS_DELAY_7_MASK 0x007F0000
+#define DDR0_19_DLL_DQS_DELAY_7_ENCODE(n) ((((unsigned long)(n))&0x7F)<<16)
+#define DDR0_19_DLL_DQS_DELAY_7_DECODE(n) ((((unsigned long)(n))>>16)&0x7F)
+#define DDR0_19_DLL_DQS_DELAY_6_MASK 0x00007F00
+#define DDR0_19_DLL_DQS_DELAY_6_ENCODE(n) ((((unsigned long)(n))&0x7F)<<8)
+#define DDR0_19_DLL_DQS_DELAY_6_DECODE(n) ((((unsigned long)(n))>>8)&0x7F)
+#define DDR0_19_DLL_DQS_DELAY_5_MASK 0x0000007F
+#define DDR0_19_DLL_DQS_DELAY_5_ENCODE(n) ((((unsigned long)(n))&0x7F)<<0)
+#define DDR0_19_DLL_DQS_DELAY_5_DECODE(n) ((((unsigned long)(n))>>0)&0x7F)
+
+#define DDR0_20 0x14
+#define DDR0_20_DLL_DQS_BYPASS_3_MASK 0x7F000000
+#define DDR0_20_DLL_DQS_BYPASS_3_ENCODE(n) ((((unsigned long)(n))&0x7F)<<24)
+#define DDR0_20_DLL_DQS_BYPASS_3_DECODE(n) ((((unsigned long)(n))>>24)&0x7F)
+#define DDR0_20_DLL_DQS_BYPASS_2_MASK 0x007F0000
+#define DDR0_20_DLL_DQS_BYPASS_2_ENCODE(n) ((((unsigned long)(n))&0x7F)<<16)
+#define DDR0_20_DLL_DQS_BYPASS_2_DECODE(n) ((((unsigned long)(n))>>16)&0x7F)
+#define DDR0_20_DLL_DQS_BYPASS_1_MASK 0x00007F00
+#define DDR0_20_DLL_DQS_BYPASS_1_ENCODE(n) ((((unsigned long)(n))&0x7F)<<8)
+#define DDR0_20_DLL_DQS_BYPASS_1_DECODE(n) ((((unsigned long)(n))>>8)&0x7F)
+#define DDR0_20_DLL_DQS_BYPASS_0_MASK 0x0000007F
+#define DDR0_20_DLL_DQS_BYPASS_0_ENCODE(n) ((((unsigned long)(n))&0x7F)<<0)
+#define DDR0_20_DLL_DQS_BYPASS_0_DECODE(n) ((((unsigned long)(n))>>0)&0x7F)
+
+#define DDR0_21 0x15
+#define DDR0_21_DLL_DQS_BYPASS_7_MASK 0x7F000000
+#define DDR0_21_DLL_DQS_BYPASS_7_ENCODE(n) ((((unsigned long)(n))&0x7F)<<24)
+#define DDR0_21_DLL_DQS_BYPASS_7_DECODE(n) ((((unsigned long)(n))>>24)&0x7F)
+#define DDR0_21_DLL_DQS_BYPASS_6_MASK 0x007F0000
+#define DDR0_21_DLL_DQS_BYPASS_6_ENCODE(n) ((((unsigned long)(n))&0x7F)<<16)
+#define DDR0_21_DLL_DQS_BYPASS_6_DECODE(n) ((((unsigned long)(n))>>16)&0x7F)
+#define DDR0_21_DLL_DQS_BYPASS_5_MASK 0x00007F00
+#define DDR0_21_DLL_DQS_BYPASS_5_ENCODE(n) ((((unsigned long)(n))&0x7F)<<8)
+#define DDR0_21_DLL_DQS_BYPASS_5_DECODE(n) ((((unsigned long)(n))>>8)&0x7F)
+#define DDR0_21_DLL_DQS_BYPASS_4_MASK 0x0000007F
+#define DDR0_21_DLL_DQS_BYPASS_4_ENCODE(n) ((((unsigned long)(n))&0x7F)<<0)
+#define DDR0_21_DLL_DQS_BYPASS_4_DECODE(n) ((((unsigned long)(n))>>0)&0x7F)
+
+#define DDR0_22 0x16
+/* ECC */
+#define DDR0_22_CTRL_RAW_MASK 0x03000000
+#define DDR0_22_CTRL_RAW_ECC_DISABLE 0x00000000 /* ECC not being used */
+#define DDR0_22_CTRL_RAW_ECC_CHECK_ONLY 0x01000000 /* ECC checking is on, but no attempts to correct*/
+#define DDR0_22_CTRL_RAW_NO_ECC_RAM 0x02000000 /* No ECC RAM storage available */
+#define DDR0_22_CTRL_RAW_ECC_ENABLE 0x03000000 /* ECC checking and correcting on */
+#define DDR0_22_CTRL_RAW_ENCODE(n) ((((unsigned long)(n))&0x3)<<24)
+#define DDR0_22_CTRL_RAW_DECODE(n) ((((unsigned long)(n))>>24)&0x3)
+
+#define DDR0_22_DQS_OUT_SHIFT_BYPASS_MASK 0x007F0000
+#define DDR0_22_DQS_OUT_SHIFT_BYPASS_ENCODE(n) ((((unsigned long)(n))&0x7F)<<16)
+#define DDR0_22_DQS_OUT_SHIFT_BYPASS_DECODE(n) ((((unsigned long)(n))>>16)&0x7F)
+#define DDR0_22_DQS_OUT_SHIFT_MASK 0x00007F00
+#define DDR0_22_DQS_OUT_SHIFT_ENCODE(n) ((((unsigned long)(n))&0x7F)<<8)
+#define DDR0_22_DQS_OUT_SHIFT_DECODE(n) ((((unsigned long)(n))>>8)&0x7F)
+#define DDR0_22_DLL_DQS_BYPASS_8_MASK 0x0000007F
+#define DDR0_22_DLL_DQS_BYPASS_8_ENCODE(n) ((((unsigned long)(n))&0x7F)<<0)
+#define DDR0_22_DLL_DQS_BYPASS_8_DECODE(n) ((((unsigned long)(n))>>0)&0x7F)
+
+
+#define DDR0_23 0x17
+#define DDR0_23_ODT_RD_MAP_CS0_MASK 0x03000000
+#define DDR0_23_ODT_RD_MAP_CS0_ENCODE(n) ((((unsigned long)(n))&0x3)<<24)
+#define DDR0_23_ODT_RD_MAP_CS0_DECODE(n) ((((unsigned long)(n))>>24)&0x3)
+#define DDR0_23_ECC_C_SYND_MASK 0x00FF0000 /* Read only */
+#define DDR0_23_ECC_C_SYND_ENCODE(n) ((((unsigned long)(n))&0xFF)<<16)
+#define DDR0_23_ECC_C_SYND_DECODE(n) ((((unsigned long)(n))>>16)&0xFF)
+#define DDR0_23_ECC_U_SYND_MASK 0x0000FF00 /* Read only */
+#define DDR0_23_ECC_U_SYND_ENCODE(n) ((((unsigned long)(n))&0xFF)<<8)
+#define DDR0_23_ECC_U_SYND_DECODE(n) ((((unsigned long)(n))>>8)&0xFF)
+#define DDR0_23_FWC_MASK 0x00000001 /* Write only */
+#define DDR0_23_FWC_ENCODE(n) ((((unsigned long)(n))&0x1)<<0)
+#define DDR0_23_FWC_DECODE(n) ((((unsigned long)(n))>>0)&0x1)
+
+#define DDR0_24 0x18
+#define DDR0_24_RTT_PAD_TERMINATION_MASK 0x03000000
+#define DDR0_24_RTT_PAD_TERMINATION_ENCODE(n) ((((unsigned long)(n))&0x3)<<24)
+#define DDR0_24_RTT_PAD_TERMINATION_DECODE(n) ((((unsigned long)(n))>>24)&0x3)
+#define DDR0_24_ODT_WR_MAP_CS1_MASK 0x00030000
+#define DDR0_24_ODT_WR_MAP_CS1_ENCODE(n) ((((unsigned long)(n))&0x3)<<16)
+#define DDR0_24_ODT_WR_MAP_CS1_DECODE(n) ((((unsigned long)(n))>>16)&0x3)
+#define DDR0_24_ODT_RD_MAP_CS1_MASK 0x00000300
+#define DDR0_24_ODT_RD_MAP_CS1_ENCODE(n) ((((unsigned long)(n))&0x3)<<8)
+#define DDR0_24_ODT_RD_MAP_CS1_DECODE(n) ((((unsigned long)(n))>>8)&0x3)
+#define DDR0_24_ODT_WR_MAP_CS0_MASK 0x00000003
+#define DDR0_24_ODT_WR_MAP_CS0_ENCODE(n) ((((unsigned long)(n))&0x3)<<0)
+#define DDR0_24_ODT_WR_MAP_CS0_DECODE(n) ((((unsigned long)(n))>>0)&0x3)
+
+#define DDR0_25 0x19
+#define DDR0_25_VERSION_MASK 0xFFFF0000 /* Read only */
+#define DDR0_25_VERSION_ENCODE(n) ((((unsigned long)(n))&0xFFFF)<<16)
+#define DDR0_25_VERSION_DECODE(n) ((((unsigned long)(n))>>16)&0xFFFF)
+#define DDR0_25_OUT_OF_RANGE_LENGTH_MASK 0x000003FF /* Read only */
+#define DDR0_25_OUT_OF_RANGE_LENGTH_ENCODE(n) ((((unsigned long)(n))&0x3FF)<<0)
+#define DDR0_25_OUT_OF_RANGE_LENGTH_DECODE(n) ((((unsigned long)(n))>>0)&0x3FF)
+
+#define DDR0_26 0x1A
+#define DDR0_26_TRAS_MAX_MASK 0xFFFF0000
+#define DDR0_26_TRAS_MAX_ENCODE(n) ((((unsigned long)(n))&0xFFFF)<<16)
+#define DDR0_26_TRAS_MAX_DECODE(n) ((((unsigned long)(n))>>16)&0xFFFF)
+#define DDR0_26_TREF_MASK 0x00003FFF
+#define DDR0_26_TREF_ENCODE(n) ((((unsigned long)(n))&0x3FF)<<0)
+#define DDR0_26_TREF_DECODE(n) ((((unsigned long)(n))>>0)&0x3FF)
+
+#define DDR0_27 0x1B
+#define DDR0_27_EMRS_DATA_MASK 0x3FFF0000
+#define DDR0_27_EMRS_DATA_ENCODE(n) ((((unsigned long)(n))&0x3FFF)<<16)
+#define DDR0_27_EMRS_DATA_DECODE(n) ((((unsigned long)(n))>>16)&0x3FFF)
+#define DDR0_27_TINIT_MASK 0x0000FFFF
+#define DDR0_27_TINIT_ENCODE(n) ((((unsigned long)(n))&0xFFFF)<<0)
+#define DDR0_27_TINIT_DECODE(n) ((((unsigned long)(n))>>0)&0xFFFF)
+
+#define DDR0_28 0x1C
+#define DDR0_28_EMRS3_DATA_MASK 0x3FFF0000
+#define DDR0_28_EMRS3_DATA_ENCODE(n) ((((unsigned long)(n))&0x3FFF)<<16)
+#define DDR0_28_EMRS3_DATA_DECODE(n) ((((unsigned long)(n))>>16)&0x3FFF)
+#define DDR0_28_EMRS2_DATA_MASK 0x00003FFF
+#define DDR0_28_EMRS2_DATA_ENCODE(n) ((((unsigned long)(n))&0x3FFF)<<0)
+#define DDR0_28_EMRS2_DATA_DECODE(n) ((((unsigned long)(n))>>0)&0x3FFF)
+
+#define DDR0_29 0x1D
+
+#define DDR0_30 0x1E
+
+#define DDR0_31 0x1F
+#define DDR0_31_XOR_CHECK_BITS_MASK 0x0000FFFF
+#define DDR0_31_XOR_CHECK_BITS_ENCODE(n) ((((unsigned long)(n))&0xFFFF)<<0)
+#define DDR0_31_XOR_CHECK_BITS_DECODE(n) ((((unsigned long)(n))>>0)&0xFFFF)
+
+#define DDR0_32 0x20
+#define DDR0_32_OUT_OF_RANGE_ADDR_MASK 0xFFFFFFFF /* Read only */
+#define DDR0_32_OUT_OF_RANGE_ADDR_ENCODE(n) ((((unsigned long)(n))&0xFFFFFFFF)<<0)
+#define DDR0_32_OUT_OF_RANGE_ADDR_DECODE(n) ((((unsigned long)(n))>>0)&0xFFFFFFFF)
+
+#define DDR0_33 0x21
+#define DDR0_33_OUT_OF_RANGE_ADDR_MASK 0x00000001 /* Read only */
+#define DDR0_33_OUT_OF_RANGE_ADDR_ENCODE(n) ((((unsigned long)(n))&0x1)<<0)
+#define DDR0_33_OUT_OF_RANGE_ADDR_DECODE(n) ((((unsigned long)(n))>>0)&0x1)
+
+#define DDR0_34 0x22
+#define DDR0_34_ECC_U_ADDR_MASK 0xFFFFFFFF /* Read only */
+#define DDR0_34_ECC_U_ADDR_ENCODE(n) ((((unsigned long)(n))&0xFFFFFFFF)<<0)
+#define DDR0_34_ECC_U_ADDR_DECODE(n) ((((unsigned long)(n))>>0)&0xFFFFFFFF)
+
+#define DDR0_35 0x23
+#define DDR0_35_ECC_U_ADDR_MASK 0x00000001 /* Read only */
+#define DDR0_35_ECC_U_ADDR_ENCODE(n) ((((unsigned long)(n))&0x1)<<0)
+#define DDR0_35_ECC_U_ADDR_DECODE(n) ((((unsigned long)(n))>>0)&0x1)
+
+#define DDR0_36 0x24
+#define DDR0_36_ECC_U_DATA_MASK 0xFFFFFFFF /* Read only */
+#define DDR0_36_ECC_U_DATA_ENCODE(n) ((((unsigned long)(n))&0xFFFFFFFF)<<0)
+#define DDR0_36_ECC_U_DATA_DECODE(n) ((((unsigned long)(n))>>0)&0xFFFFFFFF)
+
+#define DDR0_37 0x25
+#define DDR0_37_ECC_U_DATA_MASK 0xFFFFFFFF /* Read only */
+#define DDR0_37_ECC_U_DATA_ENCODE(n) ((((unsigned long)(n))&0xFFFFFFFF)<<0)
+#define DDR0_37_ECC_U_DATA_DECODE(n) ((((unsigned long)(n))>>0)&0xFFFFFFFF)
+
+#define DDR0_38 0x26
+#define DDR0_38_ECC_C_ADDR_MASK 0xFFFFFFFF /* Read only */
+#define DDR0_38_ECC_C_ADDR_ENCODE(n) ((((unsigned long)(n))&0xFFFFFFFF)<<0)
+#define DDR0_38_ECC_C_ADDR_DECODE(n) ((((unsigned long)(n))>>0)&0xFFFFFFFF)
+
+#define DDR0_39 0x27
+#define DDR0_39_ECC_C_ADDR_MASK 0x00000001 /* Read only */
+#define DDR0_39_ECC_C_ADDR_ENCODE(n) ((((unsigned long)(n))&0x1)<<0)
+#define DDR0_39_ECC_C_ADDR_DECODE(n) ((((unsigned long)(n))>>0)&0x1)
+
+#define DDR0_40 0x28
+#define DDR0_40_ECC_C_DATA_MASK 0xFFFFFFFF /* Read only */
+#define DDR0_40_ECC_C_DATA_ENCODE(n) ((((unsigned long)(n))&0xFFFFFFFF)<<0)
+#define DDR0_40_ECC_C_DATA_DECODE(n) ((((unsigned long)(n))>>0)&0xFFFFFFFF)
+
+#define DDR0_41 0x29
+#define DDR0_41_ECC_C_DATA_MASK 0xFFFFFFFF /* Read only */
+#define DDR0_41_ECC_C_DATA_ENCODE(n) ((((unsigned long)(n))&0xFFFFFFFF)<<0)
+#define DDR0_41_ECC_C_DATA_DECODE(n) ((((unsigned long)(n))>>0)&0xFFFFFFFF)
+
+#define DDR0_42 0x2A
+#define DDR0_42_ADDR_PINS_MASK 0x07000000
+#define DDR0_42_ADDR_PINS_ENCODE(n) ((((unsigned long)(n))&0x7)<<24)
+#define DDR0_42_ADDR_PINS_DECODE(n) ((((unsigned long)(n))>>24)&0x7)
+#define DDR0_42_CASLAT_LIN_GATE_MASK 0x0000000F
+#define DDR0_42_CASLAT_LIN_GATE_ENCODE(n) ((((unsigned long)(n))&0xF)<<0)
+#define DDR0_42_CASLAT_LIN_GATE_DECODE(n) ((((unsigned long)(n))>>0)&0xF)
+
+#define DDR0_43 0x2B
+#define DDR0_43_TWR_MASK 0x07000000
+#define DDR0_43_TWR_ENCODE(n) ((((unsigned long)(n))&0x7)<<24)
+#define DDR0_43_TWR_DECODE(n) ((((unsigned long)(n))>>24)&0x7)
+#define DDR0_43_APREBIT_MASK 0x000F0000
+#define DDR0_43_APREBIT_ENCODE(n) ((((unsigned long)(n))&0xF)<<16)
+#define DDR0_43_APREBIT_DECODE(n) ((((unsigned long)(n))>>16)&0xF)
+#define DDR0_43_COLUMN_SIZE_MASK 0x00000700
+#define DDR0_43_COLUMN_SIZE_ENCODE(n) ((((unsigned long)(n))&0x7)<<8)
+#define DDR0_43_COLUMN_SIZE_DECODE(n) ((((unsigned long)(n))>>8)&0x7)
+#define DDR0_43_EIGHT_BANK_MODE_MASK 0x00000001
+#define DDR0_43_EIGHT_BANK_MODE_8_BANKS 0x00000001
+#define DDR0_43_EIGHT_BANK_MODE_4_BANKS 0x00000000
+#define DDR0_43_EIGHT_BANK_MODE_ENCODE(n) ((((unsigned long)(n))&0x1)<<0)
+#define DDR0_43_EIGHT_BANK_MODE_DECODE(n) ((((unsigned long)(n))>>0)&0x1)
+
+#define DDR0_44 0x2C
+#define DDR0_44_TRCD_MASK 0x000000FF
+#define DDR0_44_TRCD_ENCODE(n) ((((unsigned long)(n))&0xFF)<<0)
+#define DDR0_44_TRCD_DECODE(n) ((((unsigned long)(n))>>0)&0xFF)
+
+#endif /* _SPD_SDRAM_DENALI_H_ */
diff --git a/board/lwmon5/u-boot.lds b/board/lwmon5/u-boot.lds
new file mode 100644
index 0000000..a423f98
--- /dev/null
+++ b/board/lwmon5/u-boot.lds
@@ -0,0 +1,145 @@
+/*
+ * (C) Copyright 2002
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * 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
+ */
+
+OUTPUT_ARCH(powerpc)
+SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib);
+/* Do we need any of these for elf?
+ __DYNAMIC = 0; */
+SECTIONS
+{
+ .resetvec 0xFFFFFFFC :
+ {
+ *(.resetvec)
+ } = 0xffff
+
+ .bootpg 0xFFFFF000 :
+ {
+ cpu/ppc4xx/start.o (.bootpg)
+ } = 0xffff
+
+ /* Read-only sections, merged into text segment: */
+ . = + SIZEOF_HEADERS;
+ .interp : { *(.interp) }
+ .hash : { *(.hash) }
+ .dynsym : { *(.dynsym) }
+ .dynstr : { *(.dynstr) }
+ .rel.text : { *(.rel.text) }
+ .rela.text : { *(.rela.text) }
+ .rel.data : { *(.rel.data) }
+ .rela.data : { *(.rela.data) }
+ .rel.rodata : { *(.rel.rodata) }
+ .rela.rodata : { *(.rela.rodata) }
+ .rel.got : { *(.rel.got) }
+ .rela.got : { *(.rela.got) }
+ .rel.ctors : { *(.rel.ctors) }
+ .rela.ctors : { *(.rela.ctors) }
+ .rel.dtors : { *(.rel.dtors) }
+ .rela.dtors : { *(.rela.dtors) }
+ .rel.bss : { *(.rel.bss) }
+ .rela.bss : { *(.rela.bss) }
+ .rel.plt : { *(.rel.plt) }
+ .rela.plt : { *(.rela.plt) }
+ .init : { *(.init) }
+ .plt : { *(.plt) }
+ .text :
+ {
+ /* WARNING - the following is hand-optimized to fit within */
+ /* the sector layout of our flash chips! XXX FIXME XXX */
+
+ cpu/ppc4xx/start.o (.text)
+
+ *(.text)
+ *(.fixup)
+ *(.got1)
+ }
+ _etext = .;
+ PROVIDE (etext = .);
+ .rodata :
+ {
+ *(.rodata)
+ *(.rodata1)
+ *(.rodata.str1.4)
+ }
+ .fini : { *(.fini) } =0
+ .ctors : { *(.ctors) }
+ .dtors : { *(.dtors) }
+
+ /* Read-write section, merged into data segment: */
+ . = (. + 0x00FF) & 0xFFFFFF00;
+ _erotext = .;
+ PROVIDE (erotext = .);
+ .reloc :
+ {
+ *(.got)
+ _GOT2_TABLE_ = .;
+ *(.got2)
+ _FIXUP_TABLE_ = .;
+ *(.fixup)
+ }
+ __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
+ __fixup_entries = (. - _FIXUP_TABLE_)>>2;
+
+ .data :
+ {
+ *(.data)
+ *(.data1)
+ *(.sdata)
+ *(.sdata2)
+ *(.dynamic)
+ CONSTRUCTORS
+ }
+ _edata = .;
+ PROVIDE (edata = .);
+
+ . = .;
+ __u_boot_cmd_start = .;
+ .u_boot_cmd : { *(.u_boot_cmd) }
+ __u_boot_cmd_end = .;
+
+
+ . = .;
+ __start___ex_table = .;
+ __ex_table : { *(__ex_table) }
+ __stop___ex_table = .;
+
+ . = ALIGN(256);
+ __init_begin = .;
+ .text.init : { *(.text.init) }
+ .data.init : { *(.data.init) }
+ . = ALIGN(256);
+ __init_end = .;
+
+ __bss_start = .;
+ .bss :
+ {
+ *(.sbss) *(.scommon)
+ *(.dynbss)
+ *(.bss)
+ *(COMMON)
+ }
+
+ ppcenv_assert = ASSERT(. < 0xFFFF8000, ".bss section too big, overlaps .ppcenv section. Please update your confguration: CFG_MONITOR_BASE, CFG_MONITOR_LEN and TEXT_BASE may need to be modified.");
+
+ _end = . ;
+ PROVIDE (end = .);
+}