board/esd/ocrtc/cmd_ocrtc.c

   1 /*
   2  * (C) Copyright 2003
   3  * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
   4  *
   5  * See file CREDITS for list of people who contributed to this
   6  * project.
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License as
  10  * published by the Free Software Foundation; either version 2 of
  11  * the License, or (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  21  * MA 02111-1307 USA
  22  */
  23
  24 #include <common.h>
  25 #include <command.h>
  26 #include <pci.h>
  27 #include <pci_ids.h>
  28 #include <asm/4xx_pci.h>
  29
  30
  31 #if defined(CONFIG_CMD_BSP)
  32
  33 /*
  34  * Set device number on pci board
  35  */
  36 int do_setdevice(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
  37 {
  38         int idx = 1;      /* start at 1 (skip device 0) */
  39         pci_dev_t bdf = 0;
  40         u32 addr;
  41
  42         while (bdf >= 0) {
  43                 if ((bdf = pci_find_device(PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_405GP, idx++)) < 0) {
  44                         break;
  45                 }
  46                 printf("Found device nr %d at %x!\n", idx-1, bdf);
  47                 pci_read_config_dword(bdf, PCI_BASE_ADDRESS_1, &addr);
  48                 addr &= ~0xf;
  49                 *(u32 *)addr = (bdf & 0x0000f800) >> 11;
  50                 printf("Wrote %x at %x!\n", (bdf & 0x0000f800) >> 11, addr);
  51         }
  52
  53         return 0;
  54 }
  55 U_BOOT_CMD(
  56         setdevice,      1,      1,      do_setdevice,
  57         "Set device number on pci adapter boards",
  58         ""
  59 );
  60
  61
  62 /*
  63  * Get device number on pci board
  64  */
  65 int do_getdevice(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
  66 {
  67         u32 device;
  68         char str[32];
  69
  70         device = *(u32 *)0x0;
  71         device = 0x16 - device;      /* calculate vxworks bp slot id */
  72         sprintf(str, "%d", device);
  73         setenv("slot", str);
  74         printf("Variabel slot set to %x\n", device);
  75
  76         return 0;
  77 }
  78 U_BOOT_CMD(
  79         getdevice,      1,      1,      do_getdevice,
  80         "Get device number and set slot env variable",
  81         ""
  82 );
  83
  84 #endif