mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-02 09:30:10 +00:00
c4d0e85604
Preprocessor definitions and hardcoded implementation selection in g_dnl core were replaced by a linker list made of (usb_function_name, bind_callback) pairs. Signed-off-by: Mateusz Zalega <m.zalega@samsung.com> Acked-by: Lukasz Majewski <l.majewski@samsung.com> Acked-by: Marek Vasut <marex@denx.de>
97 lines
2 KiB
C
97 lines
2 KiB
C
/*
|
|
* Copyright (C) 2011 Samsung Electronics
|
|
* Lukasz Majewski <l.majewski@samsung.com>
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#include <errno.h>
|
|
#include <common.h>
|
|
#include <command.h>
|
|
#include <g_dnl.h>
|
|
#include <usb.h>
|
|
#include <usb_mass_storage.h>
|
|
|
|
int do_usb_mass_storage(cmd_tbl_t *cmdtp, int flag,
|
|
int argc, char * const argv[])
|
|
{
|
|
if (argc < 3)
|
|
return CMD_RET_USAGE;
|
|
|
|
const char *usb_controller = argv[1];
|
|
const char *mmc_devstring = argv[2];
|
|
|
|
unsigned int dev_num = simple_strtoul(mmc_devstring, NULL, 0);
|
|
|
|
struct ums *ums = ums_init(dev_num);
|
|
if (!ums)
|
|
return CMD_RET_FAILURE;
|
|
|
|
unsigned int 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.");
|
|
return CMD_RET_FAILURE;
|
|
}
|
|
|
|
int rc = fsg_init(ums);
|
|
if (rc) {
|
|
error("fsg_init failed");
|
|
return CMD_RET_FAILURE;
|
|
}
|
|
|
|
g_dnl_register("usb_dnl_ums");
|
|
|
|
/* Timeout unit: seconds */
|
|
int cable_ready_timeout = UMS_CABLE_READY_TIMEOUT;
|
|
|
|
if (!g_dnl_board_usb_cable_connected()) {
|
|
/*
|
|
* Won't execute if we don't know whether the cable is
|
|
* connected.
|
|
*/
|
|
puts("Please connect USB cable.\n");
|
|
|
|
while (!g_dnl_board_usb_cable_connected()) {
|
|
if (ctrlc()) {
|
|
puts("\rCTRL+C - Operation aborted.\n");
|
|
goto exit;
|
|
}
|
|
if (!cable_ready_timeout) {
|
|
puts("\rUSB cable not detected.\n" \
|
|
"Command exit.\n");
|
|
goto exit;
|
|
}
|
|
|
|
printf("\rAuto exit in: %.2d s.", cable_ready_timeout);
|
|
mdelay(1000);
|
|
cable_ready_timeout--;
|
|
}
|
|
puts("\r\n");
|
|
}
|
|
|
|
while (1) {
|
|
usb_gadget_handle_interrupts();
|
|
|
|
rc = fsg_main_thread(NULL);
|
|
if (rc) {
|
|
/* Check I/O error */
|
|
if (rc == -EIO)
|
|
printf("\rCheck USB cable connection\n");
|
|
|
|
/* Check CTRL+C */
|
|
if (rc == -EPIPE)
|
|
printf("\rCTRL+C - Operation aborted\n");
|
|
|
|
goto exit;
|
|
}
|
|
}
|
|
exit:
|
|
g_dnl_unregister();
|
|
return CMD_RET_SUCCESS;
|
|
}
|
|
|
|
U_BOOT_CMD(ums, CONFIG_SYS_MAXARGS, 1, do_usb_mass_storage,
|
|
"Use the UMS [User Mass Storage]",
|
|
"ums <USB_controller> <mmc_dev> e.g. ums 0 0"
|
|
);
|