| stroese | c5c31a7 | 2003-07-11 08:14:14 +0000 | [diff] [blame] | 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 <405gp_pci.h> |
| 28 | |
| 29 | |
| 30 | #if (CONFIG_COMMANDS & CFG_CMD_BSP) |
| 31 | |
| 32 | #define IBM_VENDOR_ID 0x1014 |
| 33 | #define PPC405_DEVICE_ID 0x0156 |
| 34 | |
| 35 | |
| 36 | /* |
| 37 | * Set device number on pci board |
| 38 | */ |
| 39 | int do_setdevice(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) |
| 40 | { |
| 41 | int idx = 1; /* start at 1 (skip device 0) */ |
| 42 | pci_dev_t bdf = 0; |
| 43 | u32 addr; |
| 44 | |
| 45 | while (bdf >= 0) { |
| 46 | if ((bdf = pci_find_device(IBM_VENDOR_ID, PPC405_DEVICE_ID, idx++)) < 0) { |
| 47 | break; |
| 48 | } |
| 49 | printf("Found device nr %d at %x!\n", idx-1, bdf); |
| 50 | pci_read_config_dword(bdf, PCI_BASE_ADDRESS_1, &addr); |
| 51 | addr &= ~0xf; |
| 52 | *(u32 *)addr = (bdf & 0x0000f800) >> 11; |
| 53 | printf("Wrote %x at %x!\n", (bdf & 0x0000f800) >> 11, addr); |
| 54 | } |
| 55 | |
| 56 | return 0; |
| 57 | } |
| 58 | U_BOOT_CMD( |
| 59 | setdevice, 1, 1, do_setdevice, |
| 60 | "setdevice - Set device number on pci adapter boards\n", |
| 61 | NULL |
| 62 | ); |
| 63 | |
| 64 | |
| 65 | /* |
| 66 | * Get device number on pci board |
| 67 | */ |
| 68 | int do_getdevice(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) |
| 69 | { |
| 70 | u32 device; |
| 71 | char str[32]; |
| 72 | |
| 73 | device = *(u32 *)0x0; |
| 74 | device = 0x16 - device; /* calculate vxworks bp slot id */ |
| 75 | sprintf(str, "%d", device); |
| 76 | setenv("slot", str); |
| 77 | printf("Variabel slot set to %x\n", device); |
| 78 | |
| 79 | return 0; |
| 80 | } |
| 81 | U_BOOT_CMD( |
| 82 | getdevice, 1, 1, do_getdevice, |
| 83 | "getdevice - Get device number and set slot env variable\n", |
| 84 | NULL |
| 85 | ); |
| 86 | |
| 87 | #endif |