138 lines
3.3 KiB
C
138 lines
3.3 KiB
C
/*
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* Copyright (C) 2013 Sascha Hauer, Pengutronix
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#include <command.h>
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#include <common.h>
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#include <complete.h>
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#include <driver.h>
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static int do_devinfo_subtree(struct device_d *dev, int depth)
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{
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struct device_d *child;
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struct cdev *cdev;
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int i;
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for (i = 0; i < depth; i++)
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printf(" ");
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printf("`-- %s", dev_name(dev));
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if (!list_empty(&dev->cdevs)) {
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printf("\n");
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list_for_each_entry(cdev, &dev->cdevs, devices_list) {
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for (i = 0; i < depth + 1; i++)
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printf(" ");
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printf("`-- 0x%08llx-0x%08llx (%10s): /dev/%s\n",
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cdev->offset,
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cdev->offset + cdev->size - 1,
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size_human_readable(cdev->size),
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cdev->name);
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}
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} else {
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printf("\n");
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}
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if (!list_empty(&dev->children)) {
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device_for_each_child(dev, child) {
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do_devinfo_subtree(child, depth + 1);
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}
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}
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return 0;
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}
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static int do_devinfo(int argc, char *argv[])
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{
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struct device_d *dev;
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struct param_d *param;
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int i;
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int first;
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struct resource *res;
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if (argc == 1) {
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for_each_device(dev) {
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if (!dev->parent)
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do_devinfo_subtree(dev, 0);
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}
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} else {
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dev = get_device_by_name(argv[1]);
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if (!dev) {
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printf("no such device: %s\n",argv[1]);
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return -1;
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}
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if (dev->num_resources)
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printf("Resources:\n");
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for (i = 0; i < dev->num_resources; i++) {
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res = &dev->resource[i];
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printf(" num: %d\n", i);
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if (res->name)
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printf(" name: %s\n", res->name);
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printf(" start: " PRINTF_CONVERSION_RESOURCE "\n"
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" size: " PRINTF_CONVERSION_RESOURCE "\n",
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res->start, resource_size(res));
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}
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if (dev->driver)
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printf("Driver: %s\n", dev->driver->name);
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if (dev->bus)
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printf("Bus: %s\n", dev->bus->name);
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if (dev->info)
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dev->info(dev);
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first = true;
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list_for_each_entry(param, &dev->parameters, list) {
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if (first) {
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printf("Parameters:\n");
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first = false;
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}
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printf(" %s: %s", param->name, dev_get_param(dev, param->name));
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if (param->info) {
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param->info(param);
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}
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printf("\n");
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}
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#ifdef CONFIG_OFDEVICE
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if (dev->device_node) {
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printf("Device node: %s\n", dev->device_node->full_name);
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of_print_nodes(dev->device_node, 0);
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}
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#endif
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}
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return 0;
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}
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BAREBOX_CMD_HELP_START(devinfo)
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BAREBOX_CMD_HELP_TEXT("If called without arguments, devinfo shows a summary of the known")
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BAREBOX_CMD_HELP_TEXT("devices.")
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BAREBOX_CMD_HELP_TEXT("")
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BAREBOX_CMD_HELP_TEXT("If called with a device path being the argument, devinfo shows more")
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BAREBOX_CMD_HELP_TEXT("default information about this device and its parameters.")
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BAREBOX_CMD_HELP_END
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BAREBOX_CMD_START(devinfo)
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.cmd = do_devinfo,
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BAREBOX_CMD_DESC("show information about devices")
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BAREBOX_CMD_OPTS("[DEVICE]")
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BAREBOX_CMD_GROUP(CMD_GRP_INFO)
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BAREBOX_CMD_HELP(cmd_devinfo_help)
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BAREBOX_CMD_COMPLETE(device_complete)
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BAREBOX_CMD_END
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