+// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2011 Samsung Electronics
*
* Copyright (c) 2015, NVIDIA CORPORATION. All rights reserved.
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
-#include <errno.h>
#include <common.h>
+#include <blk.h>
#include <command.h>
#include <console.h>
+#include <errno.h>
#include <g_dnl.h>
+#include <malloc.h>
#include <part.h>
#include <usb.h>
#include <usb_mass_storage.h>
+#include <watchdog.h>
+#include <linux/delay.h>
static int ums_read_sector(struct ums *ums_dev,
ulong start, lbaint_t blkcnt, void *buf)
struct blk_desc *block_dev = &ums_dev->block_dev;
lbaint_t blkstart = start + ums_dev->start_sector;
- return block_dev->block_read(block_dev, blkstart, blkcnt, buf);
+ return blk_dread(block_dev, blkstart, blkcnt, buf);
}
static int ums_write_sector(struct ums *ums_dev,
struct blk_desc *block_dev = &ums_dev->block_dev;
lbaint_t blkstart = start + ums_dev->start_sector;
- return block_dev->block_write(block_dev, blkstart, blkcnt, buf);
+ return blk_dwrite(block_dev, blkstart, blkcnt, buf);
}
static struct ums *ums;
for (i = 0; i < ums_count; i++)
free((void *)ums[i].name);
free(ums);
- ums = 0;
+ ums = NULL;
ums_count = 0;
}
#define UMS_NAME_LEN 16
-static int ums_init(const char *devtype, const char *devnums)
+static int ums_init(const char *devtype, const char *devnums_part_str)
{
- char *s, *t, *devnum, *name;
+ char *s, *t, *devnum_part_str, *name;
struct blk_desc *block_dev;
- int ret;
+ struct disk_partition info;
+ int partnum;
+ int ret = -1;
struct ums *ums_new;
- s = strdup(devnums);
+ s = strdup(devnums_part_str);
if (!s)
return -1;
ums_count = 0;
for (;;) {
- devnum = strsep(&t, ",");
- if (!devnum)
+ devnum_part_str = strsep(&t, ",");
+ if (!devnum_part_str)
break;
- ret = blk_get_device_by_str(devtype, devnum, &block_dev);
- if (ret < 0)
+ partnum = blk_get_device_part_str(devtype, devnum_part_str,
+ &block_dev, &info, 1);
+
+ if (partnum < 0)
goto cleanup;
+ /* Check if the argument is in legacy format. If yes,
+ * expose all partitions by setting the partnum = 0
+ * e.g. ums 0 mmc 0
+ */
+ if (!strchr(devnum_part_str, ':'))
+ partnum = 0;
+
/* f_mass_storage.c assumes SECTOR_SIZE sectors */
- if (block_dev->blksz != SECTOR_SIZE) {
- ret = -1;
+ if (block_dev->blksz != SECTOR_SIZE)
goto cleanup;
- }
ums_new = realloc(ums, (ums_count + 1) * sizeof(*ums));
- if (!ums_new) {
- ret = -1;
+ if (!ums_new)
goto cleanup;
- }
ums = ums_new;
+ /* if partnum = 0, expose all partitions */
+ if (partnum == 0) {
+ ums[ums_count].start_sector = 0;
+ ums[ums_count].num_sectors = block_dev->lba;
+ } else {
+ ums[ums_count].start_sector = info.start;
+ ums[ums_count].num_sectors = info.size;
+ }
+
ums[ums_count].read_sector = ums_read_sector;
ums[ums_count].write_sector = ums_write_sector;
- ums[ums_count].start_sector = 0;
- ums[ums_count].num_sectors = block_dev->lba;
+
name = malloc(UMS_NAME_LEN);
- if (!name) {
- ret = -1;
+ if (!name)
goto cleanup;
- }
snprintf(name, UMS_NAME_LEN, "UMS disk %d", ums_count);
ums[ums_count].name = name;
ums[ums_count].block_dev = *block_dev;
- printf("UMS: LUN %d, dev %d, hwpart %d, sector %#x, count %#x\n",
- ums_count, ums[ums_count].block_dev.devnum,
+ printf("UMS: LUN %d, dev %s %d, hwpart %d, sector %#x, count %#x\n",
+ ums_count, devtype, ums[ums_count].block_dev.devnum,
ums[ums_count].block_dev.hwpart,
ums[ums_count].start_sector,
ums[ums_count].num_sectors);
ums_count++;
}
- if (!ums_count)
- ret = -1;
- else
+ if (ums_count)
ret = 0;
cleanup:
return ret;
}
-int do_usb_mass_storage(cmd_tbl_t *cmdtp, int flag,
- int argc, char * const argv[])
+static int do_usb_mass_storage(struct cmd_tbl *cmdtp, int flag,
+ int argc, char *const argv[])
{
const char *usb_controller;
const char *devtype;
controller_index = (unsigned int)(simple_strtoul(
usb_controller, NULL, 0));
- if (board_usb_init(controller_index, USB_INIT_DEVICE)) {
- error("Couldn't init USB controller.");
+ if (usb_gadget_initialize(controller_index)) {
+ pr_err("Couldn't init USB controller.\n");
rc = CMD_RET_FAILURE;
goto cleanup_ums_init;
}
- rc = fsg_init(ums, ums_count);
+ rc = fsg_init(ums, ums_count, controller_index);
if (rc) {
- error("fsg_init failed");
+ pr_err("fsg_init failed\n");
rc = CMD_RET_FAILURE;
goto cleanup_board;
}
rc = g_dnl_register("usb_dnl_ums");
if (rc) {
- error("g_dnl_register failed");
+ pr_err("g_dnl_register failed\n");
rc = CMD_RET_FAILURE;
goto cleanup_board;
}
rc = CMD_RET_SUCCESS;
goto cleanup_register;
}
+
+ WATCHDOG_RESET();
}
cleanup_register:
g_dnl_unregister();
cleanup_board:
- board_usb_cleanup(controller_index, USB_INIT_DEVICE);
+ usb_gadget_release(controller_index);
cleanup_ums_init:
ums_fini();
U_BOOT_CMD(ums, 4, 1, do_usb_mass_storage,
"Use the UMS [USB Mass Storage]",
- "<USB_controller> [<devtype>] <devnum> e.g. ums 0 mmc 0\n"
+ "<USB_controller> [<devtype>] <dev[:part]> e.g. ums 0 mmc 0\n"
" devtype defaults to mmc"
);
projects / J-u-boot.git / blobdiff