Initial revision

1 files changed, 162 insertions, 0 deletions

diff --git a/board/bmw/bmw.c b/board/bmw/bmw.c
new file mode 100644
index 0000000..25a710f
--- /dev/null
+++ b/board/bmw/bmw.c
@@ -0,0 +1,162 @@
+/*
+ * (C) Copyright 2002
+ * James F. Dougherty, Broadcom Corporation, jfd@broadcom.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 <common.h>
+#include <common.h>
+#include <watchdog.h>
+#include <command.h>
+#include <malloc.h>
+#include <devices.h>
+#include <syscall.h>
+#include <net.h>
+#include <version.h>
+#include <dtt.h>
+#include <mpc824x.h>
+#include <asm/processor.h>
+#include <linux/mtd/doc2000.h>
+
+#include "bmw.h"
+#include "m48t59y.h"
+#include <pci.h>
+
+
+int checkboard(void)
+{
+    ulong busfreq  = get_bus_freq(0);
+    char  buf[32];
+
+    puts ("Board: BMW MPC8245/KAHLUA2 - CHRP (MAP B)\n");
+    printf("Built: %s at %s\n", __DATE__ , __TIME__ );
+    /* printf("MPLD:  Revision %d\n", SYS_REVID_GET()); */
+    printf("Local Bus at %s MHz\n", strmhz(buf, busfreq));
+    return 0;
+}
+
+long int initdram(int board_type)
+{
+    return 64*1024*1024;
+}
+
+
+void
+get_tod(void)
+{
+    int year, month, day, hour, minute, second;
+
+    m48_tod_get(&year,
+		&month,
+		&day,
+		&hour,
+		&minute,
+		&second);
+
+    printf("  Current date/time: %d/%d/%d %d:%d:%d \n",
+	   month, day, year, hour, minute, second);
+
+}
+
+/*
+ * EPIC, PCI, and I/O devices.
+ * Initialize Mousse Platform, probe for PCI devices,
+ * Query configuration parameters if not set.
+ */
+int misc_init_f (void)
+{
+#if 0
+    m48_tod_init(); /* Init SGS M48T59Y TOD/NVRAM */
+    printf("RTC:   M48T589 TOD/NVRAM (%d) bytes\n",
+	   TOD_NVRAM_SIZE);
+    get_tod();
+#endif
+
+    sys_led_msg("BOOT");
+    return 0;
+}
+
+
+
+
+
+/*
+ * Initialize PCI Devices, report devices found.
+ */
+struct pci_controller hose;
+
+void pci_init (void)
+{
+    pci_mpc824x_init(&hose);
+    /* pci_dev_init(0); */
+}
+
+/*
+ * Write characters to LCD display.
+ * Note that the bytes for the first character is the last address.
+ */
+void
+sys_led_msg(char* msg)
+{
+    LED_REG(0) = msg[3];
+    LED_REG(1) = msg[2];
+    LED_REG(2) = msg[1];
+    LED_REG(3) = msg[0];
+}
+
+/*
+ * Map onboard TSOP-16MB DOC FLASH chip.
+ */
+void doc_init (void)
+{
+    doc_probe(DOC_BASE_ADDR);
+}
+
+#define NV_ADDR	((volatile unsigned char *) CFG_ENV_ADDR)
+
+/* Read from NVRAM */
+void*
+nvram_read(void *dest, const long src, size_t count)
+{
+    int i;
+    volatile unsigned char* d = (unsigned char*)dest;
+    volatile unsigned char* s = (unsigned char*)src;
+
+    for( i = 0; i < count;i++)
+	d[i] = s[i];
+
+    return dest;
+}
+
+/* Write to NVRAM */
+void
+nvram_write(long dest, const void *src, size_t count)
+{
+    int i;
+    volatile unsigned char* d = (unsigned char*)dest;
+    volatile unsigned char* s = (unsigned char*)src;
+
+    SYS_TOD_UNPROTECT();
+
+    for( i = 0; i < count;i++)
+	d[i] = s[i];
+
+    SYS_TOD_PROTECT();
+}