diff options
Diffstat (limited to 'board/mpl/vcma9/cmd_vcma9.c')
| -rw-r--r-- | board/mpl/vcma9/cmd_vcma9.c | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/board/mpl/vcma9/cmd_vcma9.c b/board/mpl/vcma9/cmd_vcma9.c new file mode 100644 index 000000000..cdafc50d6 --- /dev/null +++ b/board/mpl/vcma9/cmd_vcma9.c @@ -0,0 +1,144 @@ +/* + * (C) Copyright 2002 + * Denis Peter, MPL AG Switzerland, d.peter@mpl.ch + * + * adapted for VCMA9 + * David Mueller, ELSOFT AG, d.mueller@elsoft.ch + * + * 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 <command.h> +#include "vcma9.h" +#include "../common/common_util.h" + +#if defined(CONFIG_DRIVER_CS8900) +#include <../drivers/cs8900.h> + +static uchar cs8900_chksum(ushort data) +{ + return((data >> 8) & 0x00FF) + (data & 0x00FF); +} + +#endif + +extern void print_vcma9_info(void); +extern int vcma9_cantest(void); +extern int vcma9_nandtest(void); +extern int vcma9_dactest(void); +extern int do_mplcommon(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); + +/* ------------------------------------------------------------------------- */ + +int do_vcma9(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + DECLARE_GLOBAL_DATA_PTR; + + if (strcmp(argv[1], "info") == 0) + { + print_vcma9_info(); + return 0; + } +#if defined(CONFIG_DRIVER_CS8900) + if (strcmp(argv[1], "cs8900_eeprom") == 0) { + if (strcmp(argv[2], "read") == 0) { + uchar addr; ushort data; + + addr = simple_strtoul(argv[3], NULL, 16); + cs8900_e2prom_read(addr, &data); + printf("0x%2.2X: 0x%4.4X\n", addr, data); + } else if (strcmp(argv[2], "write") == 0) { + uchar addr; ushort data; + + addr = simple_strtoul(argv[3], NULL, 16); + data = simple_strtoul(argv[4], NULL, 16); + cs8900_e2prom_write(addr, data); + } else if (strcmp(argv[2], "setaddr") == 0) { + uchar addr, i, csum; ushort data; + + /* check for valid ethaddr */ + for (i = 0; i < 6; i++) + if (gd->bd->bi_enetaddr[i] != 0) + break; + + if (i < 6) { + addr = 1; + data = 0x2158; + cs8900_e2prom_write(addr, data); + csum = cs8900_chksum(data); + addr++; + for (i = 0; i < 6; i+=2) { + data = gd->bd->bi_enetaddr[i+1] << 8 | + gd->bd->bi_enetaddr[i]; + cs8900_e2prom_write(addr, data); + csum += cs8900_chksum(data); + addr++; + } + /* calculate header link byte */ + data = 0xA100 | (addr * 2); + cs8900_e2prom_write(0, data); + csum += cs8900_chksum(data); + /* write checksum word */ + cs8900_e2prom_write(addr, (0 - csum) << 8); + } else { + printf("\nplease defined 'ethaddr'\n"); + } + } else if (strcmp(argv[2], "dump") == 0) { + uchar addr, endaddr, csum; ushort data; + + printf("Dump of CS8900 config device: "); + cs8900_e2prom_read(addr, &data); + if ((data & 0xE000) == 0xA000) { + endaddr = (data & 0x00FF) / 2; + csum = cs8900_chksum(data); + for (addr = 1; addr <= endaddr; addr++) { + cs8900_e2prom_read(addr, &data); + printf("\n0x%2.2X: 0x%4.4X", addr, data); + csum += cs8900_chksum(data); + } + printf("\nChecksum: %s", (csum == 0) ? "ok" : "wrong"); + } else { + printf("no valid config found"); + } + printf("\n"); + } + + return 0; + } +#endif +#if 0 + if (strcmp(argv[1], "cantest") == 0) { + vcma9_cantest(); + return 0; + } + if (strcmp(argv[1], "nandtest") == 0) { + vcma9_nandtest(); + return 0; + } + if (strcmp(argv[1], "dactest") == 0) { + vcma9_dactest(); + return 0; + } +#endif + + return (do_mplcommon(cmdtp, flag, argc, argv)); +} + |