u-boot/common/cmd_mmc.c
Frans Meulenbroeks 9d90a93d36 cmd_mmc remove \n
This patch removes the \n after the help message for mmcinfo.
This resulted in an empty line being displayed after the mmcinfo line
when the help command was given.

Signed-off-by: Frans Meulenbroeks <fransmeulenbroeks@gmail.com>
2010-03-21 16:44:04 +01:00

237 lines
5.2 KiB
C

/*
* (C) Copyright 2003
* Kyle Harris, kharris@nexus-tech.net
*
* 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 <mmc.h>
#ifndef CONFIG_GENERIC_MMC
static int curr_device = -1;
int do_mmc (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
int dev;
if (argc < 2) {
cmd_usage(cmdtp);
return 1;
}
if (strcmp(argv[1], "init") == 0) {
if (argc == 2) {
if (curr_device < 0)
dev = 1;
else
dev = curr_device;
} else if (argc == 3) {
dev = (int)simple_strtoul(argv[2], NULL, 10);
} else {
cmd_usage(cmdtp);
return 1;
}
if (mmc_legacy_init(dev) != 0) {
puts("No MMC card found\n");
return 1;
}
curr_device = dev;
printf("mmc%d is available\n", curr_device);
} else if (strcmp(argv[1], "device") == 0) {
if (argc == 2) {
if (curr_device < 0) {
puts("No MMC device available\n");
return 1;
}
} else if (argc == 3) {
dev = (int)simple_strtoul(argv[2], NULL, 10);
#ifdef CONFIG_SYS_MMC_SET_DEV
if (mmc_set_dev(dev) != 0)
return 1;
#endif
curr_device = dev;
} else {
cmd_usage(cmdtp);
return 1;
}
printf("mmc%d is current device\n", curr_device);
} else {
cmd_usage(cmdtp);
return 1;
}
return 0;
}
U_BOOT_CMD(
mmc, 3, 1, do_mmc,
"MMC sub-system",
"init [dev] - init MMC sub system\n"
"mmc device [dev] - show or set current device"
);
#else /* !CONFIG_GENERIC_MMC */
static void print_mmcinfo(struct mmc *mmc)
{
printf("Device: %s\n", mmc->name);
printf("Manufacturer ID: %x\n", mmc->cid[0] >> 24);
printf("OEM: %x\n", (mmc->cid[0] >> 8) & 0xffff);
printf("Name: %c%c%c%c%c \n", mmc->cid[0] & 0xff,
(mmc->cid[1] >> 24), (mmc->cid[1] >> 16) & 0xff,
(mmc->cid[1] >> 8) & 0xff, mmc->cid[1] & 0xff);
printf("Tran Speed: %d\n", mmc->tran_speed);
printf("Rd Block Len: %d\n", mmc->read_bl_len);
printf("%s version %d.%d\n", IS_SD(mmc) ? "SD" : "MMC",
(mmc->version >> 4) & 0xf, mmc->version & 0xf);
printf("High Capacity: %s\n", mmc->high_capacity ? "Yes" : "No");
printf("Capacity: %lld\n", mmc->capacity);
printf("Bus Width: %d-bit\n", mmc->bus_width);
}
int do_mmcinfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
struct mmc *mmc;
int dev_num;
if (argc < 2)
dev_num = 0;
else
dev_num = simple_strtoul(argv[1], NULL, 0);
mmc = find_mmc_device(dev_num);
if (mmc) {
mmc_init(mmc);
print_mmcinfo(mmc);
}
return 0;
}
U_BOOT_CMD(mmcinfo, 2, 0, do_mmcinfo,
"mmcinfo <dev num>-- display MMC info",
""
);
int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
int rc = 0;
switch (argc) {
case 3:
if (strcmp(argv[1], "rescan") == 0) {
int dev = simple_strtoul(argv[2], NULL, 10);
struct mmc *mmc = find_mmc_device(dev);
if (!mmc)
return 1;
mmc_init(mmc);
return 0;
}
case 0:
case 1:
case 4:
printf("Usage:\n%s\n", cmdtp->usage);
return 1;
case 2:
if (!strcmp(argv[1], "list")) {
print_mmc_devices('\n');
return 0;
}
return 1;
default: /* at least 5 args */
if (strcmp(argv[1], "read") == 0) {
int dev = simple_strtoul(argv[2], NULL, 10);
void *addr = (void *)simple_strtoul(argv[3], NULL, 16);
u32 cnt = simple_strtoul(argv[5], NULL, 16);
u32 n;
u32 blk = simple_strtoul(argv[4], NULL, 16);
struct mmc *mmc = find_mmc_device(dev);
if (!mmc)
return 1;
printf("\nMMC read: dev # %d, block # %d, count %d ... ",
dev, blk, cnt);
mmc_init(mmc);
n = mmc->block_dev.block_read(dev, blk, cnt, addr);
/* flush cache after read */
flush_cache((ulong)addr, cnt * 512); /* FIXME */
printf("%d blocks read: %s\n",
n, (n==cnt) ? "OK" : "ERROR");
return (n == cnt) ? 0 : 1;
} else if (strcmp(argv[1], "write") == 0) {
int dev = simple_strtoul(argv[2], NULL, 10);
void *addr = (void *)simple_strtoul(argv[3], NULL, 16);
u32 cnt = simple_strtoul(argv[5], NULL, 16);
u32 n;
struct mmc *mmc = find_mmc_device(dev);
int blk = simple_strtoul(argv[4], NULL, 16);
if (!mmc)
return 1;
printf("\nMMC write: dev # %d, block # %d, count %d ... ",
dev, blk, cnt);
mmc_init(mmc);
n = mmc->block_dev.block_write(dev, blk, cnt, addr);
printf("%d blocks written: %s\n",
n, (n == cnt) ? "OK" : "ERROR");
return (n == cnt) ? 0 : 1;
} else {
printf("Usage:\n%s\n", cmdtp->usage);
rc = 1;
}
return rc;
}
}
U_BOOT_CMD(
mmc, 6, 1, do_mmcops,
"MMC sub system",
"read <device num> addr blk# cnt\n"
"mmc write <device num> addr blk# cnt\n"
"mmc rescan <device num>\n"
"mmc list - lists available devices");
#endif