- First stab at getting the ppc ports building and working.

- The sandpointx3+altimus has been consolidated into one directory for now.
- Added support for having different versions of the pci access functions
  on a per bus basis if needed.
  Hopefully I have not broken something inadvertently.


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1786 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

15 files changed, 944 insertions, 10 deletions

diff --git a/src/mainboard/motorola/sandpoint/Config.lb b/src/mainboard/motorola/sandpoint/Config.lb
index 94e0ba79f1..216670f174 100644
--- a/src/mainboard/motorola/sandpoint/Config.lb
+++ b/src/mainboard/motorola/sandpoint/Config.lb
@@ -20,30 +20,30 @@ object clock.o
 arch ppc end
 
 if CONFIG_SANDPOINT_ALTIMUS
-	chip pmc/altimus/mpc7410 device pnp 0.0 on end end
-#	chip pmc/altimus/mpc7400 device pnp 0.0 on end end
-#	chip pmc/altimus/mpc75x device pnp 0.0 on end end
+	dir /pmc/altimus/mpc7410
+#	dir /pmc/altimus/mpc7400
+#	dir /pmc/altimus/mpc75x
 end
 if CONFIG_SANDPOINT_TALUS
-	chip pmc/talus/mpc74x device pnp 0.0 on end end
-	chip pmc/talus/mpc603 device pnp 0.0 on end end
+	dir /pmc/talus/mpc74x
+	dir /pmc/talus/mpc603
 end
 if CONFIG_SANDPOINT_UNITY
-	chip pmc/unity/mpc824x device pnp 0.0 on end end
+	dir /pmc/unity/mpc824x
 end
 if CONFIG_SANDPOINT_VALIS
-	chip pmc/valis/mpc745x device pnp 0.0 on end end
+	dir /pmc/valis/mpc745x
 end
 if CONFIG_SANDPOINT_GYRUS
-	chip pmc/gyrus/mpc744x device pnp 0.0 on end end
+	dir /pmc/gyrus/mpc744x
 end
 
 ##
 ## Include the secondary Configuration files 
 ##
-chip southbridge/winbond/w83c553 device pnp 0.0 on end end
+dir /southbridge/winbond/w83c553
 
-chip superio/NSC/pc97307 device pnp 0.0 on end end
+dir /superio/NSC/pc97307
 
 ##
 ## Build the objects we have code for in this directory.
diff --git a/src/mainboard/motorola/sandpointx3_altimus_mpc7410/Config.lb b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/Config.lb
new file mode 100644
index 0000000000..bbb8c2c131
--- /dev/null
+++ b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/Config.lb
@@ -0,0 +1,64 @@
+##
+## Config file for the Motorola Sandpoint III development system.
+## Note that this has only been tested with the Altimus 7410 PMC.
+##
+
+##
+## Early board initialization, called from ppc_main()
+##
+initobject init.o
+initobject clock.o
+
+##
+## Stage 2 timer support
+##
+object clock.o
+
+##
+## Set our ARCH
+##
+arch ppc end
+
+##
+## Build the objects we have code for in this directory.
+##
+#object mpc7410.o
+
+chip northbridge/motorola/mpc107
+	device pci_domain 0 on
+		device pci 0.0 on
+			chip southbridge/winbond/w83c553
+				# FIXME  The function numbers are ok but the device id is wrong here!
+				device pci 0.0 on 
+					chip superio/NSC/pc97307
+						device pnp 2e.0 on end # Kyeboard
+						device pnp 2e.1 on end # Mouse
+						device pnp 2e.2 on end # Real-time Clock
+						device pnp 2e.3 on end # Floppy
+						device pnp 2e.4 on end # Parallel port
+						device pnp 2e.5 on end # com2
+						device pnp 2e.6 on end # com1
+						device pnp 2e.7 on end # gpio
+						device pnp 2e.8 on end # Power management
+					end
+				end # pci to isa bridge
+				device pci 0.1 on end # pci ide controller
+			end
+		end
+	end
+	device cpu_bus 0 on
+		chip cpu/ppc/mpc74xx
+			device cpu 0 on end
+		end
+	end
+end
+
+##
+## Build the objects we have code for in this directory.
+##
+
+dir nvram
+dir flash
+
+addaction linuxbios.a "$(CROSS_COMPILE)ranlib linuxbios.a"
+makedefine CFLAGS += -g
diff --git a/src/mainboard/motorola/sandpointx3_altimus_mpc7410/Options.lb b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/Options.lb
new file mode 100644
index 0000000000..f17fc0ef82
--- /dev/null
+++ b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/Options.lb
@@ -0,0 +1,122 @@
+uses CONFIG_SANDPOINT_ALTIMUS
+uses CONFIG_SANDPOINT_TALUS
+uses CONFIG_SANDPOINT_UNITY
+uses CONFIG_SANDPOINT_VALIS
+uses CONFIG_SANDPOINT_GYRUS
+uses ISA_IO_BASE
+uses ISA_MEM_BASE
+uses PCIC0_CFGADDR
+uses PCIC0_CFGDATA
+uses PNP_CFGADDR
+uses PNP_CFGDATA
+uses _IO_BASE
+
+uses CROSS_COMPILE 
+uses HAVE_OPTION_TABLE
+uses CONFIG_SANDPOINT_ALTIMUS 
+uses CONFIG_COMPRESS 
+uses DEFAULT_CONSOLE_LOGLEVEL 
+uses CONFIG_USE_INIT
+uses CONFIG_CHIP_CONFIGURE
+uses NO_POST
+uses CONFIG_CONSOLE_SERIAL8250 
+uses TTYS0_BASE 
+uses CONFIG_IDE
+uses CONFIG_FS_STREAM 
+uses CONFIG_FS_EXT2
+uses CONFIG_FS_ISO9660
+uses CONFIG_FS_FAT
+uses AUTOBOOT_CMDLINE
+uses PAYLOAD_SIZE
+uses ROM_SIZE
+uses ROM_IMAGE_SIZE
+uses _RESET
+uses _EXCEPTION_VECTORS
+uses _ROMBASE
+uses _ROMSTART
+uses _RAMBASE
+uses _RAMSTART
+uses STACK_SIZE
+uses HEAP_SIZE
+
+uses MAINBOARD
+uses MAINBOARD_VENDOR
+uses MAINBOARD_PART_NUMBER
+uses LINUXBIOS_EXTRA_VERSION
+uses CROSS_COMPILE
+uses CC
+uses HOSTCC
+uses OBJCOPY
+
+##
+## Set memory map
+##
+default ISA_IO_BASE=0xfe000000
+default ISA_MEM_BASE=0xfd000000
+default PCIC0_CFGADDR=0xfec00000
+default PCIC0_CFGDATA=0xfee00000
+default PNP_CFGADDR=0x15c
+default PNP_CFGDATA=0x15d
+default _IO_BASE=ISA_IO_BASE
+
+
+## use a cross compiler
+#default CROSS_COMPILE="powerpc-eabi-"
+#default CROSS_COMPILE="ppc_74xx-"
+
+## Use stage 1 initialization code
+default CONFIG_USE_INIT=1
+
+## Use static configuration
+default CONFIG_CHIP_CONFIGURE=1
+
+## We don't use compressed image
+default CONFIG_COMPRESS=0
+
+## Turn off POST codes
+default NO_POST=1
+
+## Enable serial console
+default DEFAULT_CONSOLE_LOGLEVEL=8
+default CONFIG_CONSOLE_SERIAL8250=1
+default TTYS0_BASE=0x3f8
+
+## Load payload using filo
+default CONFIG_IDE=1
+default CONFIG_FS_STREAM=1
+default CONFIG_FS_EXT2=1
+default CONFIG_FS_ISO9660=1
+default CONFIG_FS_FAT=1
+default AUTOBOOT_CMDLINE="hdc1:/vmlinuz"
+
+# LinuxBIOS must fit into 128KB
+default ROM_IMAGE_SIZE=131072
+default ROM_SIZE={ROM_IMAGE_SIZE+PAYLOAD_SIZE}
+default PAYLOAD_SIZE=262144
+
+# Set stack and heap sizes (stage 2)
+default STACK_SIZE=0x10000
+default HEAP_SIZE=0x10000
+
+# Sandpoint Demo Board
+## Base of ROM
+default _ROMBASE=0xfff00000
+
+## Sandpoint reset vector
+default _RESET=_ROMBASE+0x100
+
+## Exception vectors (other than reset vector)
+default _EXCEPTION_VECTORS=_RESET+0x100
+
+## Start of linuxBIOS in the boot rom
+## = _RESET + exeception vector table size
+default _ROMSTART=_RESET+0x3100
+
+## LinuxBIOS C code runs at this location in RAM
+default _RAMBASE=0x00100000
+default _RAMSTART=0x00100000
+
+default CONFIG_SANDPOINT_ALTIMUS=1
+
+### End Options.lb
+end
diff --git a/src/mainboard/motorola/sandpointx3_altimus_mpc7410/STATUS b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/STATUS
new file mode 100644
index 0000000000..1f528e38da
--- /dev/null
+++ b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/STATUS
@@ -0,0 +1,27 @@
+# These are keyword-value pairs. 
+# a : separates the keyword from the value 
+# the value is arbitrary text delimited by newline. 
+# continuation, if needed, will be via the \ at the end of a line
+# comments are indicated by a '#' as the first character. 
+# the keywords are case-INSENSITIVE
+owner:	Greg Watson
+email:	gwatson@lanl.gov
+#status: One of unsupported, unstable, stable
+status: unstable
+explanation: currently under development
+flash-types: 
+payload-types: 
+# e.g. linux, plan 9, wince, etc.
+OS-types: linux
+# e.g. "Plan 9 interrupts don't work on this chipset"
+OS-issues:
+console-types: serial
+# vga is unsupported, unstable, or stable
+vga: unsupported
+# Last-known-good follows the internationl date standard: day/month/year
+last-known-good: 19/04/2003
+Comments: 
+Links:
+Mainboard-revision: 
+# What other mainboards are like this one? List them here. 
+AKA: 
diff --git a/src/mainboard/motorola/sandpointx3_altimus_mpc7410/clock.c b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/clock.c
new file mode 100644
index 0000000000..91c387ee03
--- /dev/null
+++ b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/clock.c
@@ -0,0 +1,10 @@
+/* Copyright 2000  AG Electronics Ltd. */
+/* This code is distributed without warranty under the GPL v2 (see COPYING) */
+
+#include <ppc.h>
+
+unsigned long get_timer_freq(void)
+{
+    return 100000000 / 4;
+}
+
diff --git a/src/mainboard/motorola/sandpointx3_altimus_mpc7410/flash.h b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/flash.h
new file mode 100644
index 0000000000..1d4b812dbc
--- /dev/null
+++ b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/flash.h
@@ -0,0 +1,35 @@
+/* Copyright 2000  AG Electronics Ltd. */
+/* This code is distributed without warranty under the GPL v2 (see COPYING) */
+
+#ifndef _FLASH_H
+#define _FLASH_H
+
+struct flash_device;
+
+typedef struct flash_fn
+{
+    const char *(* identify)(struct flash_device *flash);
+    void *(* ptr)(void *data);
+    int (* erase_all)(void *data);
+    int (* erase)(void *data, unsigned offset, unsigned length);
+    int (* program)(void *data, unsigned offset, const void *source, unsigned length);    
+    uint8_t ( *read_byte)(void *data, unsigned offset);
+} flash_fn;
+
+typedef struct flash_device
+{
+    const flash_fn *fn;
+    char *tag;
+    void *data;
+    unsigned long base;
+    unsigned size;
+    unsigned erase_size;
+    unsigned store_size;
+    struct flash_device *next;
+} flash_device;
+
+int register_flash_device(const flash_fn *fn, char *tag, void *data);
+flash_device *find_flash_device(const char *tag);
+int init_flash_amd800(char *tag, unsigned base, unsigned spacing);
+
+#endif
diff --git a/src/mainboard/motorola/sandpointx3_altimus_mpc7410/flash/Config.lb b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/flash/Config.lb
new file mode 100644
index 0000000000..d6405314e5
--- /dev/null
+++ b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/flash/Config.lb
@@ -0,0 +1,2 @@
+object flash.o
+object amd800.o
diff --git a/src/mainboard/motorola/sandpointx3_altimus_mpc7410/flash/amd800.c b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/flash/amd800.c
new file mode 100644
index 0000000000..da56082bfc
--- /dev/null
+++ b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/flash/amd800.c
@@ -0,0 +1,228 @@
+/* Copyright 2000  AG Electronics Ltd. */
+/* This code is distributed without warranty under the GPL v2 (see COPYING) */
+
+#include <console/console.h>
+#include <stdlib.h>
+#include "../flash.h"
+
+struct data_amd800
+{
+    unsigned base;
+    unsigned spacing;
+    unsigned cs;
+    const char *tag;
+};
+
+static const char *identify_amd (struct flash_device *flash_device);
+static int erase_flash_amd800 (void *data, unsigned offset, unsigned length);
+static int program_flash_amd800 (void *data, unsigned offset, const void *source,
+				 unsigned length);
+static uint8_t read_byte_amd800(void *data, unsigned offset);
+
+static flash_fn fn_amd800 = {
+    identify_amd,
+    0,
+    0,
+    erase_flash_amd800,
+    program_flash_amd800,
+    read_byte_amd800
+};
+
+const char *identify_amd (struct flash_device *flash_device)
+{
+    struct data_amd800 *d800 = flash_device->data;
+
+    if (!d800->tag)
+    {
+	volatile unsigned char *flash =
+
+	    (volatile unsigned char *) d800->base;
+	unsigned char type,
+	 id;
+
+	*(flash + 0xaaa * d800->spacing) = 0xaa;
+	*(flash + 0x555 * d800->spacing) = 0x55;
+	*(flash + 0xaaa * d800->spacing) = 0x90;
+	type = *(flash + 2 * d800->spacing);
+	id = *flash;
+	*flash = 0xf0;
+	if ((id == 1 || id == 0x20) && type == 0x5b)
+	{
+	    d800->cs = 45;
+	    d800->tag = "Am29LV800BB";
+    	    flash_device->base = d800->base;
+    	    flash_device->size = 1024*1024;
+	    flash_device->erase_size = 64*1024;
+	    flash_device->store_size = 1;
+	}
+	else
+	{
+	    printk_info("Unknown flash ID: 0x%02x 0x%02x\n", id, type);
+	}
+    }
+    return d800->tag;
+}
+
+int erase_flash_amd800 (void *data, unsigned offset, unsigned length)
+{
+    struct data_amd800 *d800 = data;
+    volatile unsigned char *flash = (volatile unsigned char *) d800->base;
+    volatile unsigned char *flash_aaa = flash + 0xaaa * d800->spacing;
+    volatile unsigned char *flash_555 = flash + 0x555 * d800->spacing;
+    int id;
+    int cs = 9999;
+
+    printk_info("Erase from 0x%08x to 0x%08x\n", offset, offset + length);
+    *flash_aaa = 0xAA;		// Chip Erase
+    *flash_555 = 0x55;
+    *flash_aaa = 0x80;
+    *flash_aaa = 0xAA;
+    *flash_555 = 0x55;
+    *flash_aaa = 0x10;
+
+    for (; cs > 0; cs--)
+    {
+	id = *(flash + 16);
+	if (id & 0xA0)		// DQ7 or DQ5 set: done or error
+	    break;
+	printk_info("%4d\b\b\b\b", cs);
+    }
+
+    *flash_aaa = 0xF0;		// In case of error
+
+    printk_info("\b\b\b\b    \b\b\b\b");
+    if (cs == 0)
+    {
+	printk_info("Could not erase flash, timeout.\n");
+	return -1;
+    }
+    else if ((id & 0x80) == 0)
+    {
+	printk_info("Could not erase flash, status=%02x.\n", id);
+	return -1;
+    }
+    printk_info("Flash erased\n");
+    return 0;
+}
+
+int init_flash_amd800 (char *tag, unsigned base, unsigned spacing)
+{
+    struct data_amd800 *data = malloc (sizeof (struct data_amd800));
+
+    if (data)
+    {
+	data->base = base;
+	data->spacing = spacing;
+	data->tag = 0;
+	if (register_flash_device (&fn_amd800, tag, data) < 0)
+	{
+	    free (data);
+	    return -1;
+	}
+    }
+    else
+	return -1;
+    return 0;
+}
+
+int program_flash_amd800 (void *data, unsigned offset, const void *source,
+			  unsigned length)
+{
+    struct data_amd800 *d800 = data;
+    volatile unsigned char *flash = (volatile unsigned char *) d800->base;
+    volatile unsigned char *flash_aaa = flash + 0xaaa * d800->spacing;
+    volatile unsigned char *flash_555 = flash + 0x555 * d800->spacing;
+    int id = 0;
+    int cs;
+    int errs = 0;
+    volatile char *s;
+    volatile char *d;
+
+    printk_info("Program from 0x%08x to 0x%08x\n", offset, offset + length);
+    printk_info("Data at %p\n", source);
+
+    *flash_aaa = 0xAA;		// Unlock Bypass
+    *flash_555 = 0x55;
+    *flash_aaa = 0x20;
+
+    s = (unsigned char *) source;
+    d = flash + offset * d800->spacing;
+    cs = length;
+
+    while (cs > 0 && !errs)
+    {
+	*flash = 0xA0;	// Unlock Bypass Program
+	*d = *s;		// Program data
+
+	while (1)
+	{
+	    id = *d;
+	    if ((id & 0x80) == (*s & 0x80))	// DQ7 right? => program done
+		break;
+	    else if (id & 0x20)
+	    {			// DQ5 set? => maybe errors
+		id = *d;
+		if ((id & 0x80) != (*s & 0x80))
+		{
+		    errs++;
+		    break;
+		}
+	    }
+	}
+
+	// PRINT("Set %08lx = %02x\n", d, *d);
+
+	s += 1;
+	d += d800->spacing;
+	cs--;
+    }
+
+    *flash = 0x90;		// Unlock Bypass Program Reset
+    *flash = 0x00;
+    *flash = 0xF0;
+
+    if (errs != 0)
+    {
+	printk_info("FAIL: Status=%02x Address=%p.\n", id, d - d800->spacing);
+	return -1;
+    }
+    printk_info("OK.\n");
+
+
+    // Step 4: Verify the flash.
+
+    printk_info("  Verifying flash : ...");
+    errs = 0;
+    s = (unsigned char *) source;
+    d = flash + offset * d800->spacing;
+    for (cs = 0; cs < length; cs++)
+    {
+	if (*s != *d)
+	{
+	    if (errs == 0)
+		printk_info("ERROR: Addr: %08p, PCI: %02x Lcl: %02x.\n",
+		       s, *s, *d);
+	    errs++;
+	}
+	s += 1;
+	d += d800->spacing;
+    }
+
+    if (errs == 0)
+	printk_info("OK.\n");
+    else
+    {
+	printk_info("  FAIL: %d errors.\n", errs);
+	return -1;
+    }
+
+    return 0;
+}
+
+uint8_t read_byte_amd800 (void *data, unsigned offset)
+{
+    struct data_amd800 *d800 = data;
+    volatile unsigned char *flash = (volatile unsigned char *) d800->base;
+    return *(flash + offset * d800->spacing);
+}
+
diff --git a/src/mainboard/motorola/sandpointx3_altimus_mpc7410/flash/flash.c b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/flash/flash.c
new file mode 100644
index 0000000000..3cd50c0827
--- /dev/null
+++ b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/flash/flash.c
@@ -0,0 +1,46 @@
+/* Copyright 2000  AG Electronics Ltd. */
+/* This code is distributed without warranty under the GPL v2 (see COPYING) */
+
+#include <string.h>
+#include <console/console.h>
+#include <stdlib.h>
+#include "../flash.h"
+
+static flash_device *first_flash = 0;
+
+int register_flash_device (const flash_fn * fn, char *tag, void *data)
+{
+    flash_device *device = malloc (sizeof (flash_device));
+
+    if (device)
+    {
+	const char *result;
+	device->fn = fn;
+	device->tag = tag;
+	device->data = data;
+	if ((result = fn->identify(device)) != 0)
+	{
+	    printk_info("Registered flash %s\n", result);
+	    device->next = first_flash;
+	    first_flash = device;
+	}
+	return result ? 0 : -1;
+    }
+    return -1;
+}
+
+flash_device *find_flash_device(const char *name)
+{
+    int len = strlen(name);
+
+    if (first_flash)
+    {
+	flash_device *flash;
+
+	for (flash = first_flash; flash; flash = flash->next)
+	    if (strlen(flash->tag) == len && memcmp(name, flash->tag, len) == 0)
+		return flash;
+    }
+    printk_info ("No flash %s registered\n", name);
+    return 0;
+}
diff --git a/src/mainboard/motorola/sandpointx3_altimus_mpc7410/init.c b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/init.c
new file mode 100644
index 0000000000..816412b8f7
--- /dev/null
+++ b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/init.c
@@ -0,0 +1,68 @@
+/*
+ * Copyright (C) 2003, Greg Watson <gwatson@lanl.gov>
+ *
+ * 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
+ */
+
+/*
+ * Do very early board initialization:
+ *
+ * - Configure External Bus (EBC)
+ * - Setup Flash
+ * - Setup NVRTC
+ * - Setup Board Control and Status Registers (BCSR)
+ * - Enable UART0 for debugging
+ */
+
+#include <ppc_asm.tmpl>
+#include <ppc.h>
+#include <arch/io.h>
+#include <printk.h>
+#include <uart8250.h>
+
+void pnp_output(char address, char data)
+{
+	outb(address, PNP_CFGADDR);
+	outb(data, PNP_CFGDATA);
+}
+
+void
+board_init(void)
+{
+}
+
+void
+board_init2(void)
+{
+	/*
+	 * Enable UART0
+	 *
+	 * NOTE: this configuration assumes that the PCI/ISA IO
+	 * address space is properly configured by default on board
+	 * reset. While this seems to be the case with the X3, it may not
+ 	 * always work.
+	 */
+	pnp_output(0x07, 6); /* LD 6 = UART0 */
+	pnp_output(0x30, 0); /* Dectivate */
+	pnp_output(0x60, TTYS0_BASE >> 8); /* IO Base */
+	pnp_output(0x61, TTYS0_BASE & 0xFF); /* IO Base */
+	pnp_output(0x30, 1); /* Activate */
+	uart8250_init(TTYS0_BASE, 115200/TTYS0_BAUD, TTYS0_LCS);
+	printk_info("Sandpoint initialized...\n");
+}
diff --git a/src/mainboard/motorola/sandpointx3_altimus_mpc7410/nvram.h b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/nvram.h
new file mode 100644
index 0000000000..081ffa6758
--- /dev/null
+++ b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/nvram.h
@@ -0,0 +1,36 @@
+/* Copyright 2000  AG Electronics Ltd. */
+/* This code is distributed without warranty under the GPL v2 (see COPYING) */
+/* Definitions for nvram devices - these are flash or eeprom devices used to
+   store information across power cycles and resets. Though they are byte
+   addressable, writes must be committed to allow flash devices to write
+   complete sectors. */
+
+#ifndef _NVRAM_H
+#define _NVRAM_H
+
+typedef struct nvram_device
+{
+    unsigned (*size)(struct nvram_device *data);
+    int (*read_block)(struct nvram_device *dev, unsigned offset,
+	    unsigned char *data, unsigned length);
+    int (*write_byte)(struct nvram_device *dev, unsigned offset, unsigned char byte);
+    void (*commit)(struct nvram_device *data);
+    void *data;
+} nvram_device;
+
+int nvram_init (nvram_device *dev);
+void nvram_clear(void);
+
+extern nvram_device pcrtc_nvram;
+extern void nvram_putenv(const char *name, const char *value);
+extern  int nvram_getenv(const char *name, char *buffer, unsigned size);
+
+typedef const struct nvram_constant 
+{
+    const char *name;
+    const char *value;
+} nvram_constant;
+    
+extern nvram_constant hardcoded_environment[];
+
+#endif
diff --git a/src/mainboard/motorola/sandpointx3_altimus_mpc7410/nvram/Config.lb b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/nvram/Config.lb
new file mode 100644
index 0000000000..b4ce01bfd0
--- /dev/null
+++ b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/nvram/Config.lb
@@ -0,0 +1,2 @@
+object bsp_nvram.o
+object nvram.o
diff --git a/src/mainboard/motorola/sandpointx3_altimus_mpc7410/nvram/bsp_nvram.c b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/nvram/bsp_nvram.c
new file mode 100644
index 0000000000..7208b18d55
--- /dev/null
+++ b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/nvram/bsp_nvram.c
@@ -0,0 +1,54 @@
+/*
+ * (C) Copyright 2001
+ * Humboldt Solutions Ltd, adrian@humboldt.co.uk.
+ *
+ * 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 <arch/io.h>
+#include "../nvram.h"
+
+static unsigned bsp_size(struct nvram_device *data)
+{
+    return 8 * 1024;   
+}
+
+static int bsp_read_block(struct nvram_device *dev, unsigned offset,
+	    unsigned char *data, unsigned length)
+{
+    unsigned i;
+    
+    for(i = 0; i < length; i++)
+    {
+	outb(((offset + i) >> 8) & 0xff, 0x74);
+	outb((offset + i) & 0xff, 0x75);
+	data[i] = inb(0x76);
+    }
+    return length;
+}
+   
+static int bsp_write_byte(struct nvram_device *data, unsigned offset, unsigned char byte)
+{
+    outb((offset >> 8) & 0xff, 0x74);
+    outb(offset & 0xff, 0x75);
+    outb(byte, 0x76);
+    return 1;
+}
+
+nvram_device bsp_nvram = {
+    bsp_size, bsp_read_block, bsp_write_byte, 0, 0   
+};
+    
diff --git a/src/mainboard/motorola/sandpointx3_altimus_mpc7410/nvram/nvram.c b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/nvram/nvram.c
new file mode 100644
index 0000000000..e6a293b029
--- /dev/null
+++ b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/nvram/nvram.c
@@ -0,0 +1,101 @@
+/* Copyright 2000  AG Electronics Ltd. */
+/* This code is distributed without warranty under the GPL v2 (see COPYING) */
+
+#include <console/console.h>
+#include <stdlib.h>
+#include "../nvram.h"
+
+/* NVRAM layout
+ * 
+ * Environment variable record runs:
+ * [length]NAME=value[length]NAME=value[0]\0
+ * A deleted variable is:
+ * [length]\0AME=value
+ * 
+ * When memory is full, we compact.
+ * 
+ */
+static nvram_device *nvram_dev = 0;
+static unsigned char *nvram_buffer = 0;
+static unsigned nvram_size = 0;
+static uint8_t nvram_csum = 0;
+#define NVRAM_INVALID (! nvram_dev)
+
+static void update_device(unsigned i, unsigned char data)
+{
+    if (i < nvram_size)
+    {
+	nvram_csum -= nvram_buffer[i];
+	nvram_buffer[i] = data;
+	nvram_dev->write_byte(nvram_dev, i, data);
+	nvram_csum += data;
+    }
+    else
+	printk_info("Offset %d out of range in nvram\n", i);
+}
+
+static void update_csum(void)
+{
+    nvram_dev->write_byte(nvram_dev, nvram_size, nvram_csum);
+    if (nvram_dev->commit)
+	nvram_dev->commit(nvram_dev);
+}
+
+static void update_string_device(unsigned i, const unsigned char *data,
+	    	    	    unsigned len)
+{
+    if (i + len < nvram_size)
+    {
+	unsigned j;
+	for(j = 0; j < len; j++)
+	{
+	    nvram_csum -= nvram_buffer[i];
+    	    nvram_buffer[i] = *data;
+    	    nvram_dev->write_byte(nvram_dev, i, *data);
+    	    nvram_csum += *data;
+	    data++;
+	    i++;
+	}   
+    }
+    else
+	printk_info("Offset %d out of range in nvram\n", i + len);
+}
+
+int nvram_init (struct nvram_device *dev)
+{
+    nvram_dev = dev;
+    
+    if (! nvram_size)
+	nvram_size = dev->size(dev) - 1;
+    printk_info("NVRAM size is %d\n", nvram_size);
+    if (!nvram_buffer)
+    {
+	unsigned i;
+	
+	nvram_buffer = malloc (nvram_size);
+	if (!nvram_buffer)
+	    return -1;
+
+	nvram_csum = 0;
+	dev->read_block(dev, 0, nvram_buffer, nvram_size+1);
+	for(i = 0; i < nvram_size; i++)
+	    nvram_csum += nvram_buffer[i];
+
+	if (nvram_csum != nvram_buffer[nvram_size])
+	{
+	    printk_info("NVRAM checksum invalid - erasing\n");
+	    //update_device(0, 0);
+	    //update_csum();
+	}
+    }
+    printk_info("Initialised nvram\n");
+    return 0;
+}
+
+void nvram_clear(void)
+{
+    printk_info("Erasing NVRAM\n");
+    update_device(0, 0);
+    update_csum();    
+}
+
diff --git a/src/mainboard/motorola/sandpointx3_altimus_mpc7410/sp7410.cfg b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/sp7410.cfg
new file mode 100644
index 0000000000..b5b8391ec8
--- /dev/null
+++ b/src/mainboard/motorola/sandpointx3_altimus_mpc7410/sp7410.cfg
@@ -0,0 +1,139 @@
+; bdiGDB configuration file for the Sandpoint X3 evaluation system
+; with the Altimus 7410 PMC
+;-----------------------------------------------------------------
+;
+[INIT]
+; init core register
+WREG    MSR             0x00000000      ;clear MSR
+;
+; init memory controller (based on DINK32)
+WM32    0xFEC00000      0x46000080      ;select PCIARB
+WM16    0xFEE00002      0x0080          ;
+WM32    0xFEC00000      0x73000080      ;select ODCR
+WM8     0xFEE00003      0xd1            ;
+WM32    0xFEC00000      0x74000080      ;select CDCR
+WM16    0xFEE00000      0x00fd          ;
+WM32    0xFEC00000      0x76000080      ;select MICR
+WM8     0xFEE00002      0x40            ;
+WM32    0xFEC00000      0x80000080      ;select MSAR1
+WM32    0xFEE00000      0x0080a0c0      ;
+WM32    0xFEC00000      0x84000080      ;select MSAR2
+WM32    0xFEE00000      0xe0002040      ;
+WM32    0xFEC00000      0x88000080      ;select MSAR3
+WM32    0xFEE00000      0x00000000      ;
+WM32    0xFEC00000      0x8c000080      ;select MSAR4
+WM32    0xFEE00000      0x00010101      ;
+WM32    0xFEC00000      0x90000080      ;select MEAR1
+WM32    0xFEE00000      0x7f9fbfdf      ;
+WM32    0xFEC00000      0x94000080      ;select MEAR2
+WM32    0xFEE00000      0xff1f3f5f      ;
+WM32    0xFEC00000      0x98000080      ;select MEAR3
+WM32    0xFEE00000      0x00000000      ;
+WM32    0xFEC00000      0x9c000080      ;select MEAR4
+WM32    0xFEE00000      0x00010101      ;
+WM32    0xFEC00000      0xa0000080      ;select MBEN
+WM8     0xFEE00000      0x01            ;
+WM32    0xFEC00000      0xa3000080      ;select PGMAX
+WM8     0xFEE00003      0x32            ;
+WM32    0xFEC00000      0xa8000080      ;select PIC1
+WM32    0xFEE00000      0x981a14ff      ;
+WM32    0xFEC00000      0xac000080      ;select PIC2
+WM32    0xFEE00000      0x00000004      ;
+WM32    0xFEC00000      0xe0000080      ;select AMBOR
+WM8     0xFEE00000      0xc0            ;
+WM32    0xFEC00000      0xf0000080      ;select MCCR1
+WM32    0xFEE00000      0xaaaae075      ;do not set MEMGO
+WM32    0xFEC00000      0xf4000080      ;select MCCR2
+WM32    0xFEE00000      0x2c184004      ;
+WM32    0xFEC00000      0xf8000080      ;select MCCR3
+WM32    0xFEE00000      0x00003078      ;
+WM32    0xFEC00000      0xfc000080      ;select MCCR4
+WM32    0xFEE00000      0x39223235      ;
+DELAY 100
+WM32    0xFEC00000      0xf0000080      ;select MCCR1
+WM32    0xFEE00000      0xaaaae875      ;now set MEMGO
+;
+WM32    0xFEC00000      0x78000080      ;select EUMBBAR
+WM32    0xFEE00000      0x000000fc      ;Embedded utility memory block at 0xFC000000
+;
+;WM32    0xFEC00000      0xa8000080      ;select PICR1
+;WM32    0xFEE00000      0x901014ff      ;enable flash write (Flash on processor bus)
+
+;
+; Enable UART0
+;
+WM8     0xFE00015C      0x07
+WM8     0xFE00015D      0x06
+WM8     0xFE00015C      0x30
+WM8     0xFE00015D      0x00
+WM8     0xFE00015C      0x60
+WM8     0xFE00015D      0x03
+WM8     0xFE00015C      0x61
+WM8     0xFE00015D      0xf8
+WM8     0xFE00015C      0x30
+WM8     0xFE00015D      0x01
+;
+; define maximal transfer size
+;TSZ1    0xFF800000      0xFFFFFFFF      ;ROM space (only for PCI boot ROM)
+TSZ4    0xFF800000      0xFFFFFFFF      ;ROM space (only for Local bus flash)
+
+
+[TARGET]
+CPUTYPE     7400        ;the CPU type (603EV,750,8240,8260,7400)
+JTAGCLOCK   0           ;use 16 MHz JTAG clock
+WORKSPACE   0x00000000	;workspace in target RAM for data cache flush
+BDIMODE     AGENT     	;the BDI working mode (LOADONLY | AGENT | GATEWAY)
+BREAKMODE   HARD      	;SOFT or HARD, HARD uses PPC hardware breakpoint
+;STEPMODE    HWBP        ;TRACE or HWBP, HWPB uses a hardware breakpoint
+;VECTOR      CATCH       ;catch unhandled exceptions
+DCACHE      NOFLUSH	;data cache flushing (FLUSH | NOFLUSH)
+;PARITY      ON          ;enable data parity generation
+MEMDELAY    400        ;additional memory access delay
+;REGLIST     STD         ;select register to transfer to GDB
+;L2PM        0x00100000 0x80000 ;L2 privat memory
+;SIO         2002 115200
+SIO         2002 9600
+;MMU	    XLAT
+;PTBASE	    0x000000f0
+
+[HOST]
+IP          10.0.1.11
+;FILE        E:\cygnus\root\usr\demo\sp7400\vxworks
+FILE        linuxbios.elf
+FORMAT      ELF
+;START       0x403104
+LOAD        MANUAL        ;load code MANUAL or AUTO after reset
+DEBUGPORT   2001
+
+[FLASH]
+; Am29LV800BB on local processor bus (RCS0)
+; set PPMC7410 switch SW2-1 OFF => ROM on Local bus
+; enable flash write in PICR1 (see INIT part)
+; set maximal transfer size to 4 bytes (see INIT part)
+CHIPTYPE    AM29BX8     ;Flash type (AM29F | AM29BX8 | AM29BX16 | I28BX8 | I28BX16)
+CHIPSIZE    0x100000    ;The size of one flash chip in bytes (e.g. Am29LV800BB = 0x100000)
+BUSWIDTH    8           ;The width of the flash memory bus in bits (8 | 16 | 32 | 64)
+WORKSPACE   0x00000000  ;workspace in SDRAM
+FILE        linuxbios.elf
+FORMAT      ELF
+ERASE       0xFFF00000  ;erase sector 0 of flash
+ERASE       0xFFF04000  ;erase sector 1 of flash
+ERASE       0xFFF06000  ;erase sector 2 of flash
+ERASE       0xFFF08000  ;erase sector 3 of flash
+ERASE       0xFFF10000  ;erase sector 4 of flash
+ERASE       0xFFF20000  ;erase sector 5 of flash
+ERASE       0xFFF30000  ;erase sector 6 of flash
+ERASE       0xFFF40000  ;erase sector 7 of flash
+ERASE       0xFFF50000  ;erase sector 8 of flash
+ERASE       0xFFF60000  ;erase sector 9 of flash
+ERASE       0xFFF70000  ;erase sector 10 of flash
+
+[REGS]
+DMM1        0xFC000000                  ;Embedded utility memory base address
+IMM1        0xFEC00000  0xFEE00000      ;configuration registers at byte offset 0
+IMM2        0xFEC00000  0xFEE00001      ;configuration registers at byte offset 1
+IMM3        0xFEC00000  0xFEE00002      ;configuration registers at byte offset 2
+IMM4        0xFEC00000  0xFEE00003      ;configuration registers at byte offset 3
+FILE        mpc107.def
+
+