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A floppy drive is a slow device, so we have to try many times before getting a result.

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This gets read capaity working, the device shows up in drivesetup.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@38404 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Adrien Destugues 2010-08-27 17:33:54 +00:00
parent e9a09f6670
commit 87bfae8987
1 changed files with 8 additions and 4 deletions
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12
src/add-ons/kernel/drivers/disk/usb/usb_floppy/usb_disk.cpp
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@ -261,6 +261,11 @@ usb_disk_operation(device_lun *lun, uint8* operation,
if (result != B_OK || actualLength != 12) {
TRACE("Command stage: wrote %ld bytes (error: %s)\n",
actualLength, strerror(result));
// There was an error, we have to do a request sense to reset the device
if (operation[0] != SCSI_REQUEST_SENSE_6) {
result = usb_disk_request_sense(lun);
}
return B_ERROR;
}
@ -544,12 +549,11 @@ usb_disk_update_capacity(device_lun *lun)
// changed, which is more or less expected if it is the first operation
// on the device or the device only clears the unit atention for capacity
// reads.
for (int32 i = 0; i < 3; i++) {
do {
snooze(10000);
result = usb_disk_operation(lun, commandBlock, &parameter, &dataLength,
true);
if (result == B_OK)
break;
}
} while (result != B_OK);
if (result != B_OK) {
TRACE_ALWAYS("failed to update capacity\n");