uint8_t id;
uint8_t reserved;
uint16_t tag;
-} QEMU_PACKED uas_ui_header;
+} QEMU_PACKED uas_iu_header;
typedef struct {
uint8_t prio_taskattr; /* 6:3 priority, 2:0 task attribute */
uint64_t lun;
uint8_t cdb[16];
uint8_t add_cdb[];
-} QEMU_PACKED uas_ui_command;
+} QEMU_PACKED uas_iu_command;
typedef struct {
uint16_t status_qualifier;
uint8_t reserved[7];
uint16_t sense_length;
uint8_t sense_data[18];
-} QEMU_PACKED uas_ui_sense;
+} QEMU_PACKED uas_iu_sense;
typedef struct {
- uint16_t add_response_info;
+ uint8_t add_response_info[3];
uint8_t response_code;
-} QEMU_PACKED uas_ui_response;
+} QEMU_PACKED uas_iu_response;
typedef struct {
uint8_t function;
uint8_t reserved;
uint16_t task_tag;
uint64_t lun;
-} QEMU_PACKED uas_ui_task_mgmt;
+} QEMU_PACKED uas_iu_task_mgmt;
typedef struct {
- uas_ui_header hdr;
+ uas_iu_header hdr;
union {
- uas_ui_command command;
- uas_ui_sense sense;
- uas_ui_task_mgmt task;
- uas_ui_response response;
+ uas_iu_command command;
+ uas_iu_sense sense;
+ uas_iu_task_mgmt task;
+ uas_iu_response response;
};
-} QEMU_PACKED uas_ui;
+} QEMU_PACKED uas_iu;
/* --------------------------------------------------------------------- */
QTAILQ_HEAD(, UASStatus) results;
QTAILQ_HEAD(, UASRequest) requests;
+ /* properties */
+ uint32_t requestlog;
+
/* usb 2.0 only */
USBPacket *status2;
UASRequest *datain2;
UASRequest *dataout2;
/* usb 3.0 only */
- USBPacket *data3[UAS_MAX_STREAMS];
- USBPacket *status3[UAS_MAX_STREAMS];
+ USBPacket *data3[UAS_MAX_STREAMS + 1];
+ USBPacket *status3[UAS_MAX_STREAMS + 1];
};
struct UASRequest {
struct UASStatus {
uint32_t stream;
- uas_ui status;
+ uas_iu status;
uint32_t length;
QTAILQ_ENTRY(UASStatus) next;
};
.bNumInterfaces = 1,
.bConfigurationValue = 1,
.iConfiguration = STR_CONFIG_HIGH,
- .bmAttributes = 0xc0,
+ .bmAttributes = USB_CFG_ATT_ONE | USB_CFG_ATT_SELFPOWER,
.nif = 1,
.ifs = &desc_iface_high,
},
.bNumInterfaces = 1,
.bConfigurationValue = 1,
.iConfiguration = STR_CONFIG_SUPER,
- .bmAttributes = 0xc0,
+ .bmAttributes = USB_CFG_ATT_ONE | USB_CFG_ATT_SELFPOWER,
.nif = 1,
.ifs = &desc_iface_super,
},
st->status.hdr.id = id;
st->status.hdr.tag = cpu_to_be16(tag);
- st->length = sizeof(uas_ui_header);
+ st->length = sizeof(uas_iu_header);
if (uas_using_streams(uas)) {
st->stream = tag;
}
}
}
-static void usb_uas_queue_response(UASDevice *uas, uint16_t tag,
- uint8_t code, uint16_t add_info)
+static void usb_uas_queue_response(UASDevice *uas, uint16_t tag, uint8_t code)
{
UASStatus *st = usb_uas_alloc_status(uas, UAS_UI_RESPONSE, tag);
trace_usb_uas_response(uas->dev.addr, tag, code);
st->status.response.response_code = code;
- st->status.response.add_response_info = cpu_to_be16(add_info);
- usb_uas_queue_status(uas, st, sizeof(uas_ui_response));
+ usb_uas_queue_status(uas, st, sizeof(uas_iu_response));
}
static void usb_uas_queue_sense(UASRequest *req, uint8_t status)
sizeof(st->status.sense.sense_data));
st->status.sense.sense_length = cpu_to_be16(slen);
}
- len = sizeof(uas_ui_sense) - sizeof(st->status.sense.sense_data) + slen;
+ len = sizeof(uas_iu_sense) - sizeof(st->status.sense.sense_data) + slen;
usb_uas_queue_status(req->uas, st, len);
}
+static void usb_uas_queue_fake_sense(UASDevice *uas, uint16_t tag,
+ struct SCSISense sense)
+{
+ UASStatus *st = usb_uas_alloc_status(uas, UAS_UI_SENSE, tag);
+ int len, slen = 0;
+
+ st->status.sense.status = CHECK_CONDITION;
+ st->status.sense.status_qualifier = cpu_to_be16(0);
+ st->status.sense.sense_data[0] = 0x70;
+ st->status.sense.sense_data[2] = sense.key;
+ st->status.sense.sense_data[7] = 10;
+ st->status.sense.sense_data[12] = sense.asc;
+ st->status.sense.sense_data[13] = sense.ascq;
+ slen = 18;
+ len = sizeof(uas_iu_sense) - sizeof(st->status.sense.sense_data) + slen;
+ usb_uas_queue_status(uas, st, len);
+}
+
static void usb_uas_queue_read_ready(UASRequest *req)
{
UASStatus *st = usb_uas_alloc_status(req->uas, UAS_UI_READ_READY,
}
}
-static UASRequest *usb_uas_alloc_request(UASDevice *uas, uas_ui *ui)
+static UASRequest *usb_uas_alloc_request(UASDevice *uas, uas_iu *iu)
{
UASRequest *req;
req = g_new0(UASRequest, 1);
req->uas = uas;
- req->tag = be16_to_cpu(ui->hdr.tag);
- req->lun = be64_to_cpu(ui->command.lun);
+ req->tag = be16_to_cpu(iu->hdr.tag);
+ req->lun = be64_to_cpu(iu->command.lun);
req->dev = usb_uas_get_dev(req->uas, req->lun);
return req;
}
return;
}
if (uas_using_streams(uas)) {
- for (i = 0; i < UAS_MAX_STREAMS; i++) {
+ for (i = 0; i <= UAS_MAX_STREAMS; i++) {
if (uas->status3[i] == p) {
uas->status3[i] = NULL;
return;
assert(!"canceled usb packet not found");
}
-static void usb_uas_command(UASDevice *uas, uas_ui *ui)
+static void usb_uas_command(UASDevice *uas, uas_iu *iu)
{
UASRequest *req;
uint32_t len;
+ uint16_t tag = be16_to_cpu(iu->hdr.tag);
- req = usb_uas_find_request(uas, be16_to_cpu(ui->hdr.tag));
+ if (uas_using_streams(uas) && tag > UAS_MAX_STREAMS) {
+ goto invalid_tag;
+ }
+ req = usb_uas_find_request(uas, tag);
if (req) {
goto overlapped_tag;
}
- req = usb_uas_alloc_request(uas, ui);
+ req = usb_uas_alloc_request(uas, iu);
if (req->dev == NULL) {
goto bad_target;
}
req->req = scsi_req_new(req->dev, req->tag,
usb_uas_get_lun(req->lun),
- ui->command.cdb, req);
-#if 1
- scsi_req_print(req->req);
-#endif
+ iu->command.cdb, req);
+ if (uas->requestlog) {
+ scsi_req_print(req->req);
+ }
len = scsi_req_enqueue(req->req);
if (len) {
req->data_size = len;
}
return;
+invalid_tag:
+ usb_uas_queue_fake_sense(uas, tag, sense_code_INVALID_TAG);
+ return;
+
overlapped_tag:
- usb_uas_queue_response(uas, req->tag, UAS_RC_OVERLAPPED_TAG, 0);
+ usb_uas_queue_fake_sense(uas, tag, sense_code_OVERLAPPED_COMMANDS);
return;
bad_target:
- /*
- * FIXME: Seems to upset linux, is this wrong?
- * NOTE: Happens only with no scsi devices at the bus, not sure
- * this is a valid UAS setup in the first place.
- */
- usb_uas_queue_response(uas, req->tag, UAS_RC_INVALID_INFO_UNIT, 0);
+ usb_uas_queue_fake_sense(uas, tag, sense_code_LUN_NOT_SUPPORTED);
g_free(req);
}
-static void usb_uas_task(UASDevice *uas, uas_ui *ui)
+static void usb_uas_task(UASDevice *uas, uas_iu *iu)
{
- uint16_t tag = be16_to_cpu(ui->hdr.tag);
- uint64_t lun64 = be64_to_cpu(ui->task.lun);
+ uint16_t tag = be16_to_cpu(iu->hdr.tag);
+ uint64_t lun64 = be64_to_cpu(iu->task.lun);
SCSIDevice *dev = usb_uas_get_dev(uas, lun64);
int lun = usb_uas_get_lun(lun64);
UASRequest *req;
uint16_t task_tag;
- req = usb_uas_find_request(uas, be16_to_cpu(ui->hdr.tag));
+ if (uas_using_streams(uas) && tag > UAS_MAX_STREAMS) {
+ goto invalid_tag;
+ }
+ req = usb_uas_find_request(uas, be16_to_cpu(iu->hdr.tag));
if (req) {
goto overlapped_tag;
}
+ if (dev == NULL) {
+ goto incorrect_lun;
+ }
- switch (ui->task.function) {
+ switch (iu->task.function) {
case UAS_TMF_ABORT_TASK:
- task_tag = be16_to_cpu(ui->task.task_tag);
+ task_tag = be16_to_cpu(iu->task.task_tag);
trace_usb_uas_tmf_abort_task(uas->dev.addr, tag, task_tag);
- if (dev == NULL) {
- goto bad_target;
- }
- if (dev->lun != lun) {
- goto incorrect_lun;
- }
req = usb_uas_find_request(uas, task_tag);
if (req && req->dev == dev) {
scsi_req_cancel(req->req);
}
- usb_uas_queue_response(uas, tag, UAS_RC_TMF_COMPLETE, 0);
+ usb_uas_queue_response(uas, tag, UAS_RC_TMF_COMPLETE);
break;
case UAS_TMF_LOGICAL_UNIT_RESET:
trace_usb_uas_tmf_logical_unit_reset(uas->dev.addr, tag, lun);
- if (dev == NULL) {
- goto bad_target;
- }
- if (dev->lun != lun) {
- goto incorrect_lun;
- }
qdev_reset_all(&dev->qdev);
- usb_uas_queue_response(uas, tag, UAS_RC_TMF_COMPLETE, 0);
+ usb_uas_queue_response(uas, tag, UAS_RC_TMF_COMPLETE);
break;
default:
- trace_usb_uas_tmf_unsupported(uas->dev.addr, tag, ui->task.function);
- usb_uas_queue_response(uas, tag, UAS_RC_TMF_NOT_SUPPORTED, 0);
+ trace_usb_uas_tmf_unsupported(uas->dev.addr, tag, iu->task.function);
+ usb_uas_queue_response(uas, tag, UAS_RC_TMF_NOT_SUPPORTED);
break;
}
return;
-overlapped_tag:
- usb_uas_queue_response(uas, req->tag, UAS_RC_OVERLAPPED_TAG, 0);
+invalid_tag:
+ usb_uas_queue_response(uas, tag, UAS_RC_INVALID_INFO_UNIT);
return;
-bad_target:
- /* FIXME: correct? [see long comment in usb_uas_command()] */
- usb_uas_queue_response(uas, tag, UAS_RC_INVALID_INFO_UNIT, 0);
+overlapped_tag:
+ usb_uas_queue_response(uas, req->tag, UAS_RC_OVERLAPPED_TAG);
return;
incorrect_lun:
- usb_uas_queue_response(uas, tag, UAS_RC_INCORRECT_LUN, 0);
+ usb_uas_queue_response(uas, tag, UAS_RC_INCORRECT_LUN);
}
static void usb_uas_handle_data(USBDevice *dev, USBPacket *p)
{
UASDevice *uas = DO_UPCAST(UASDevice, dev, dev);
- uas_ui ui;
+ uas_iu iu;
UASStatus *st;
UASRequest *req;
int length;
switch (p->ep->nr) {
case UAS_PIPE_ID_COMMAND:
- length = MIN(sizeof(ui), p->iov.size);
- usb_packet_copy(p, &ui, length);
- switch (ui.hdr.id) {
+ length = MIN(sizeof(iu), p->iov.size);
+ usb_packet_copy(p, &iu, length);
+ switch (iu.hdr.id) {
case UAS_UI_COMMAND:
- usb_uas_command(uas, &ui);
+ usb_uas_command(uas, &iu);
break;
case UAS_UI_TASK_MGMT:
- usb_uas_task(uas, &ui);
+ usb_uas_task(uas, &iu);
break;
default:
- fprintf(stderr, "%s: unknown command ui: id 0x%x\n",
- __func__, ui.hdr.id);
+ fprintf(stderr, "%s: unknown command iu: id 0x%x\n",
+ __func__, iu.hdr.id);
p->status = USB_RET_STALL;
break;
}
QTAILQ_INIT(&uas->requests);
uas->status_bh = qemu_bh_new(usb_uas_send_status_bh, uas);
- scsi_bus_new(&uas->bus, &uas->dev.qdev, &usb_uas_scsi_info, NULL);
+ scsi_bus_new(&uas->bus, sizeof(uas->bus), DEVICE(dev),
+ &usb_uas_scsi_info, NULL);
return 0;
}
}
};
+static Property uas_properties[] = {
+ DEFINE_PROP_UINT32("log-scsi-req", UASDevice, requestlog, 0),
+ DEFINE_PROP_END_OF_LIST(),
+};
+
static void usb_uas_class_initfn(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
uc->handle_control = usb_uas_handle_control;
uc->handle_data = usb_uas_handle_data;
uc->handle_destroy = usb_uas_handle_destroy;
+ set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
dc->fw_name = "storage";
dc->vmsd = &vmstate_usb_uas;
+ dc->props = uas_properties;
}
static const TypeInfo uas_info = {
projects / qemu.git / blobdiff