Changeset 538bb6b in mainline


Ignore:
Timestamp:
2011-03-24T21:20:05Z (14 years ago)
Author:
Vojtech Horky <vojtechhorky@…>
Branches:
lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export
Children:
4acf099, 81001f6
Parents:
e18e0d6 (diff), cb61e8f (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.
Message:

usbinfo prints device status

Location:
uspace
Files:
4 edited

Legend:

Unmodified
Added
Removed
  • uspace/app/usbinfo/info.c

    re18e0d6 r538bb6b  
    294294}
    295295
     296
     297void dump_status(usbinfo_device_t *dev)
     298{
     299        int rc;
     300        uint16_t device_status = 0;
     301        uint16_t ctrl_pipe_status = 0;
     302
     303        /* Device status first. */
     304        rc = usb_request_get_status(&dev->ctrl_pipe,
     305            USB_REQUEST_RECIPIENT_DEVICE, 0,
     306            &device_status);
     307        if (rc != EOK) {
     308                printf("%sFailed to get device status: %s.\n",
     309                    get_indent(0), str_error(rc));
     310                goto try_ctrl_pipe_status;
     311        }
     312
     313        printf("%sDevice status 0x%04x: power=%s, remote-wakeup=%s.\n",
     314            get_indent(0),
     315            device_status,
     316            device_status & USB_DEVICE_STATUS_SELF_POWERED ? "self" : "bus",
     317            device_status & USB_DEVICE_STATUS_REMOTE_WAKEUP ? "yes" : "no");
     318
     319        /* Interface is not interesting, skipping ;-). */
     320
     321        /* Control endpoint zero. */
     322try_ctrl_pipe_status:
     323        rc = usb_request_get_status(&dev->ctrl_pipe,
     324            USB_REQUEST_RECIPIENT_ENDPOINT, 0,
     325            &ctrl_pipe_status);
     326        if (rc != EOK) {
     327                printf("%sFailed to get control endpoint status: %s.\n",
     328                    get_indent(0), str_error(rc));
     329                goto leave;
     330        }
     331
     332        printf("%sControl endpoint zero status %04X: halted=%s.\n",
     333            get_indent(0),
     334            ctrl_pipe_status,
     335            ctrl_pipe_status & USB_ENDPOINT_STATUS_HALTED ? "yes" : "no");
     336
     337leave:
     338        return;
     339}
     340
    296341/** @}
    297342 */
  • uspace/app/usbinfo/main.c

    re18e0d6 r538bb6b  
    136136        _OPTION("-T --descriptor-tree-full", "Print detailed descriptor tree");
    137137        _OPTION("-s --strings", "Try to print all string descriptors.");
     138        _OPTION("-S --status", "Get status of the device.");
    138139
    139140        printf("\n");
     
    152153        {"descriptor-tree-full", no_argument, NULL, 'T'},
    153154        {"strings", no_argument, NULL, 's'},
     155        {"status", no_argument, NULL, 'S'},
    154156        {0, 0, NULL, 0}
    155157};
    156 static const char *short_options = "himtTs";
     158static const char *short_options = "himtTsS";
    157159
    158160static usbinfo_action_t actions[] = {
     
    180182                .opt = 's',
    181183                .action = dump_strings,
     184                .active = false
     185        },
     186        {
     187                .opt = 'S',
     188                .action = dump_status,
    182189                .active = false
    183190        },
  • uspace/app/usbinfo/usbinfo.h

    re18e0d6 r538bb6b  
    8484void dump_descriptor_tree_full(usbinfo_device_t *);
    8585void dump_strings(usbinfo_device_t *);
     86void dump_status(usbinfo_device_t *);
    8687
    8788
  • uspace/lib/usb/include/usb/request.h

    re18e0d6 r538bb6b  
    4141#include <usb/pipes.h>
    4242#include <usb/descriptor.h>
     43
     44/** USB device status - device is self powered (opposed to bus powered). */
     45#define USB_DEVICE_STATUS_SELF_POWERED ((uint16_t)(1 << 0))
     46
     47/** USB device status - remote wake-up signaling is enabled. */
     48#define USB_DEVICE_STATUS_REMOTE_WAKEUP ((uint16_t)(1 << 1))
     49
     50/** USB endpoint status - endpoint is halted (stalled). */
     51#define USB_ENDPOINT_STATUS_HALTED ((uint16_t)(1 << 0))
    4352
    4453/** Standard device request. */
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