* (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
- *
+ * SPDX-License-Identifier: GPL-2.0+
*/
/* ide.c - ide support functions */
#include <common.h>
-#ifdef CFG_CMD_IDE
+#if defined(CONFIG_CMD_IDE)
#include <ata.h>
#include <ide.h>
#include <pci.h>
-extern ulong ide_bus_offset[CFG_IDE_MAXBUS];
+int cpci_hd_type;
+
+int ata_device(int dev)
+{
+ int retval;
+
+ retval = (dev & 1) << 4;
+ if (cpci_hd_type == 2)
+ retval ^= 1 << 4;
+ return retval;
+}
+
+
+int ide_preinit (void)
+{
+ int status;
+ pci_dev_t devbusfn;
+ int l;
-int ide_preinit
- (
- void
- )
- {
- int status;
- pci_dev_t devbusfn;
- int l;
+ status = 1;
+ cpci_hd_type = 0;
+ if (CPCI750_SLAVE_TEST != 0)
+ return status;
+ for (l = 0; l < CONFIG_SYS_IDE_MAXBUS; l++) {
+ ide_bus_offset[l] = -ATA_STATUS;
+ }
+ devbusfn = pci_find_device (0x1103, 0x0004, 0);
+ if (devbusfn != -1) {
+ cpci_hd_type = 1;
+ } else {
+ devbusfn = pci_find_device (0x1095, 0x3114, 0);
+ if (devbusfn != -1) {
+ cpci_hd_type = 2;
+ }
+ }
+ if (devbusfn != -1) {
+ ulong *ide_bus_offset_ptr;
- 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;
+ 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);
- }
+ ide_bus_offset_ptr = &ide_bus_offset[0];
+ pci_read_config_dword (devbusfn, PCI_BASE_ADDRESS_0,
+ (u32 *)ide_bus_offset_ptr);
+ ide_bus_offset[0] &= 0xfffffffe;
+ ide_bus_offset[0] += CONFIG_SYS_PCI0_IO_SPACE;
+ ide_bus_offset_ptr = &ide_bus_offset[1];
+ pci_read_config_dword (devbusfn, PCI_BASE_ADDRESS_2,
+ (u32 *)ide_bus_offset_ptr);
+ ide_bus_offset[1] &= 0xfffffffe;
+ ide_bus_offset[1] += CONFIG_SYS_PCI0_IO_SPACE;
+ }
+ return status;
+}
-void ide_set_reset
- (
- int flag
- )
- {
- return;
- }
+void ide_set_reset (int flag) {
+ return;
+}
#endif /* of CONFIG_CMDS_IDE */