CPCI750 board support added

1 files changed, 72 insertions, 0 deletions

diff --git a/board/esd/cpci750/ide.c b/board/esd/cpci750/ide.c
new file mode 100644
index 0000000..7400e8d
--- /dev/null
+++ b/board/esd/cpci750/ide.c
@@ -0,0 +1,72 @@
+/*
+ * (C) Copyright 2000
+ * 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
+ *
+ */
+/* ide.c - ide support functions */
+
+
+#include <common.h>
+#ifdef CFG_CMD_IDE
+#include <ata.h>
+#include <ide.h>
+#include <pci.h>
+
+extern ulong ide_bus_offset[CFG_IDE_MAXBUS];
+
+int ide_preinit
+    (
+    void
+    )
+    {
+    int            status;
+    pci_dev_t      devbusfn;
+    int            l;
+
+    status = 1;
+    for(l=0;l<CFG_IDE_MAXBUS;l++)
+        {
+        ide_bus_offset[l] = -ATA_STATUS;
+        }
+    devbusfn = pci_find_device(0x1103, 0x0004, 0);
+    if (devbusfn != -1)
+        {
+        status = 0;
+
+        pci_read_config_dword(devbusfn, PCI_BASE_ADDRESS_0, (u32 *)&ide_bus_offset[0]);
+	ide_bus_offset[0] &= 0xfffffffe;
+        ide_bus_offset[0] += CFG_PCI0_IO_SPACE;
+        pci_read_config_dword(devbusfn, PCI_BASE_ADDRESS_2, (u32 *)&ide_bus_offset[1]);
+	ide_bus_offset[1] &= 0xfffffffe;
+        ide_bus_offset[1] += CFG_PCI0_IO_SPACE;
+        }
+    return(status);
+    }
+
+void ide_set_reset
+    (
+    int flag
+    )
+    {
+    return;
+    }
+
+#endif /* of CONFIG_CMDS_IDE */