Initial revision

[people/ms/u-boot.git] / board / esd / ar405 / ar405.c

diff --git a/board/esd/ar405/ar405.c b/board/esd/ar405/ar405.c
new file mode 100644 (file)
index 0000000..f23b822
--- /dev/null
+++ b/board/esd/ar405/ar405.c
@@ -0,0 +1,187 @@
+/*
+ * (C) Copyright 2001
+ * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.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 "ar405.h"
+#include <asm/processor.h>
+#include <command.h>
+#include <cmd_boot.h>
+
+
+/* ------------------------------------------------------------------------- */
+
+#if 0
+#define FPGA_DEBUG
+#endif
+
+/* fpga configuration data - generated by bin2cc */
+const unsigned char fpgadata[] = {
+#include "fpgadata.c"
+};
+
+/*
+ * include common fpga code (for esd boards)
+ */
+#include "../common/fpga.c"
+
+
+int board_pre_init (void)
+{
+       DECLARE_GLOBAL_DATA_PTR;
+
+       int index, len, i;
+       int status;
+
+#ifdef FPGA_DEBUG
+       /* set up serial port with default baudrate */
+       (void) get_clocks ();
+       gd->baudrate = CONFIG_BAUDRATE;
+       serial_init ();
+       console_init_f ();
+#endif
+
+       /*
+        * Boot onboard FPGA
+        */
+       status = fpga_boot ((unsigned char *) fpgadata, sizeof (fpgadata));
+       if (status != 0) {
+               /* booting FPGA failed */
+#ifndef FPGA_DEBUG
+               /* set up serial port with default baudrate */
+               (void) get_clocks ();
+               gd->baudrate = CONFIG_BAUDRATE;
+               serial_init ();
+               console_init_f ();
+#endif
+               printf ("\nFPGA: Booting failed ");
+               switch (status) {
+               case ERROR_FPGA_PRG_INIT_LOW:
+                       printf ("(Timeout: INIT not low after asserting PROGRAM*)\n ");
+                       break;
+               case ERROR_FPGA_PRG_INIT_HIGH:
+                       printf ("(Timeout: INIT not high after deasserting PROGRAM*)\n ");
+                       break;
+               case ERROR_FPGA_PRG_DONE:
+                       printf ("(Timeout: DONE not high after programming FPGA)\n ");
+                       break;
+               }
+
+               /* display infos on fpgaimage */
+               index = 15;
+               for (i = 0; i < 4; i++) {
+                       len = fpgadata[index];
+                       printf ("FPGA: %s\n", &(fpgadata[index + 1]));
+                       index += len + 3;
+               }
+               putc ('\n');
+               /* delayed reboot */
+               for (i = 20; i > 0; i--) {
+                       printf ("Rebooting in %2d seconds \r", i);
+                       for (index = 0; index < 1000; index++)
+                               udelay (1000);
+               }
+               putc ('\n');
+               do_reset (NULL, 0, 0, NULL);
+       }
+
+       /*
+        * IRQ 0-15  405GP internally generated; active high; level sensitive
+        * IRQ 16    405GP internally generated; active low; level sensitive
+        * IRQ 17-24 RESERVED
+        * IRQ 25 (EXT IRQ 0) CAN0; active low; level sensitive
+        * IRQ 26 (EXT IRQ 1) CAN1; active low; level sensitive
+        * IRQ 27 (EXT IRQ 2) PCI SLOT 0; active low; level sensitive
+        * IRQ 28 (EXT IRQ 3) PCI SLOT 1; active low; level sensitive
+        * IRQ 29 (EXT IRQ 4) PCI SLOT 2; active low; level sensitive
+        * IRQ 30 (EXT IRQ 5) PCI SLOT 3; active low; level sensitive
+        * IRQ 31 (EXT IRQ 6) COMPACT FLASH; active high; level sensitive
+        */
+       mtdcr (uicsr, 0xFFFFFFFF);      /* clear all ints */
+       mtdcr (uicer, 0x00000000);      /* disable all ints */
+       mtdcr (uiccr, 0x00000000);      /* set all to be non-critical */
+       mtdcr (uicpr, 0xFFFFFF81);      /* set int polarities */
+       mtdcr (uictr, 0x10000000);      /* set int trigger levels */
+       mtdcr (uicvcr, 0x00000001);     /* set vect base=0,INT0 highest priority */
+       mtdcr (uicsr, 0xFFFFFFFF);      /* clear all ints */
+
+       *(ushort *) 0xf03000ec = 0x0fff;        /* enable all interrupts in fpga */
+
+       return 0;
+}
+
+
+/* ------------------------------------------------------------------------- */
+
+/*
+ * Check Board Identity:
+ */
+
+int checkboard (void)
+{
+       int index;
+       int len;
+       unsigned char str[64];
+       int i = getenv_r ("serial#", str, sizeof (str));
+
+       puts ("Board: ");
+
+       if (!i || strncmp (str, "AR405", 5)) {
+               puts ("### No HW ID - assuming AR405\n");
+               return (0);
+       }
+
+       puts (str);
+
+       puts ("\nFPGA:  ");
+
+       /* display infos on fpgaimage */
+       index = 15;
+       for (i = 0; i < 4; i++) {
+               len = fpgadata[index];
+               printf ("%s ", &(fpgadata[index + 1]));
+               index += len + 3;
+       }
+
+       putc ('\n');
+
+       return 0;
+}
+
+/* ------------------------------------------------------------------------- */
+
+long int initdram (int board_type)
+{
+       return (16 * 1024 * 1024);
+}
+
+/* ------------------------------------------------------------------------- */
+
+int testdram (void)
+{
+       /* TODO: XXX XXX XXX */
+       printf ("test: 16 MB - ok\n");
+
+       return (0);
+}
+
+/* ------------------------------------------------------------------------- */