317 lines
9.4 KiB
Plaintext
317 lines
9.4 KiB
Plaintext
module USB_Demo {
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import from USB_Types all;
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import from USB_Templates all;
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import from USB_PortType all;
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import from USB_PortTypes all;
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type component USB_CT {
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port USB_PT USB;
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var integer g_dev_hdl := 42;
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var integer g_next_req_hdl := 23;
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}
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modulepar {
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hexstring mp_vendor_id := '138a'H;
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hexstring mp_product_id := '0017'H;
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}
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function f_init_usb() runs on USB_CT {
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map(self:USB, system:USB);
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var USB_result res;
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var integer req_hdl := f_usb_get_req_hdl();
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USB.send(ts_USB_open_vid_pid(hex2int(mp_vendor_id), hex2int(mp_product_id),
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device_hdl := g_dev_hdl, req_hdl := req_hdl));
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alt {
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[] USB.receive(tr_USB_result(req_hdl := req_hdl, device_hdl := g_dev_hdl)) -> value res {
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log("Received ", res);
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}
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[] USB.receive {
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testcase.stop("Couldn't open requested USB device");
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}
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}
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}
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template (value) USB_transfer ts_UsbXfer_DevReq(template (value) USB_DeviceRequest req,
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integer device_hdl, integer xfer_hdl) := {
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device_hdl := device_hdl,
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transfer_hdl := xfer_hdl,
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endpoint := 0,
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ttype := USB_TRANSFER_TYPE_CONTROL,
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data := enc_USB_DeviceRequest(valueof(req)),
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timeout_msec := 1000
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}
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template USB_transfer_compl tr_UsbXfer_compl(template USB_endpoint ep := ?,
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template USB_transfer_type ttype := ?,
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template USB_transfer_status sts := ?,
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template integer device_hdl := ?,
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template integer xfer_hdl := ?) := {
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device_hdl := device_hdl,
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transfer_hdl := xfer_hdl,
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endpoint := ep,
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ttype := ttype,
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data := ?,
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status := sts
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}
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function f_usb_get_req_hdl() runs on USB_CT return integer
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{
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var integer i := g_next_req_hdl;
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g_next_req_hdl := g_next_req_hdl + 1;
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return i;
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}
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function f_usb_claim_interface(integer dev_hdl, integer bInterface)
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runs on USB_CT {
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var USB_result res;
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var integer req_hdl := f_usb_get_req_hdl();
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USB.send(ts_USB_claim_interface(dev_hdl, bInterface, req_hdl));
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USB.receive(USB_result:{req_hdl, dev_hdl, ?}) -> value res { log("Received ", res); }
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}
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/* Send a USB Device Request and wait for its completion to arrive */
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private function f_xceive_DevReq(template (value) USB_DeviceRequest req)
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runs on USB_CT return USB_transfer_compl
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{
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var USB_transfer_compl tc;
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var integer req_hdl := f_usb_get_req_hdl();
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USB.send(ts_UsbXfer_DevReq(req, g_dev_hdl, req_hdl));
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alt {
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[] USB.receive(tr_UsbXfer_compl(0, ?, ?, g_dev_hdl, req_hdl)) -> value tc { }
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[] USB.receive {
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testcase.stop("Received unexpected primitive from USB");
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}
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}
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return tc;
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}
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/* Send a USB Device Request and expect it to fail with a certain transfer status */
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private function f_DevReq_exp_fail(template (value) USB_DeviceRequest req,
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template USB_transfer_status sts := USB_TRANSFER_STALL)
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runs on USB_CT
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{
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var USB_transfer_compl tc := f_xceive_DevReq(req);
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if (match(tc.status, sts)) {
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setverdict(pass);
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} else {
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setverdict(fail, "Unexpected USB transfer status ", tc.status);
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}
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}
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private function f_get_desc(USB_DescriptorType dtype, integer idx, integer len)
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runs on USB_CT return octetstring
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{
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var USB_transfer_compl tc;
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var integer req_hdl := f_usb_get_req_hdl();
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USB.send(ts_UsbXfer_DevReq(ts_DevReq_GET_DESCRIPTOR(dtype, idx, len), g_dev_hdl, req_hdl));
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alt {
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[] USB.receive(tr_UsbXfer_compl(0, USB_TRANSFER_TYPE_CONTROL, USB_TRANSFER_COMPLETED, g_dev_hdl, req_hdl)) -> value tc {
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var octetstring raw_desc := substr(tc.data, 8, lengthof(tc.data)-8);
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return raw_desc;
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}
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[] USB.receive(tr_UsbXfer_compl(0, ?, ?, g_dev_hdl, req_hdl)) -> value tc{
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setverdict(fail, "Transfer completed unsuccessfully: ", tc);
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}
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}
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return ''O;
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}
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function f_usb_get_desc_std(USB_DescriptorType dtype, integer idx, integer len)
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runs on USB_CT return USB_StandardDescriptors
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{
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var octetstring raw := f_get_desc(dtype, idx, len);
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return dec_USB_StandardDescriptors(raw);
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}
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private function f_get_desc_exp_fail(USB_DescriptorType dtype, integer idx, integer len,
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template USB_transfer_status exp_status := USB_TRANSFER_STALL)
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runs on USB_CT
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{
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f_DevReq_exp_fail(ts_DevReq_GET_DESCRIPTOR(dtype, idx, len), exp_status);
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}
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private function f_get_config()
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runs on USB_CT return integer {
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var USB_transfer_compl tc;
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var integer req_hdl := f_usb_get_req_hdl();
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USB.send(ts_UsbXfer_DevReq(ts_DevReq_GET_CONFIGURATION, g_dev_hdl, req_hdl));
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alt {
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[] USB.receive(tr_UsbXfer_compl(0, USB_TRANSFER_TYPE_CONTROL, USB_TRANSFER_COMPLETED, g_dev_hdl, req_hdl)) -> value tc {
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var octetstring raw_desc := substr(tc.data, 8, lengthof(tc.data)-8);
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return oct2int(raw_desc[0]);
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}
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[] USB.receive(tr_UsbXfer_compl(0, ?, ?, g_dev_hdl, req_hdl)) -> value tc{
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setverdict(fail, "Transfer completed unsuccessfully: ", tc);
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}
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}
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return -1;
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};
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private function f_get_interface(integer intf)
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runs on USB_CT return integer {
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var USB_transfer_compl tc;
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var integer req_hdl := f_usb_get_req_hdl();
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USB.send(ts_UsbXfer_DevReq(ts_DevReq_GET_INTERFACE(intf), g_dev_hdl, req_hdl));
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alt {
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[] USB.receive(tr_UsbXfer_compl(0, USB_TRANSFER_TYPE_CONTROL, USB_TRANSFER_COMPLETED, g_dev_hdl, req_hdl)) -> value tc {
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var octetstring raw_desc := substr(tc.data, 8, lengthof(tc.data)-8);
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return oct2int(raw_desc[0]);
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}
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[] USB.receive(tr_UsbXfer_compl(0, ?, ?, g_dev_hdl, req_hdl)) -> value tc{
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setverdict(fail, "Transfer completed unsuccessfully: ", tc);
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}
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}
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return -1;
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};
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private function f_get_status(USB_RequestType_Recipient recipient, u16le_t wIndex)
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runs on USB_CT return integer
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{
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var USB_transfer_compl tc;
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var integer req_hdl := f_usb_get_req_hdl();
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USB.send(ts_UsbXfer_DevReq(ts_DevReq_GET_STATUS(recipient, wIndex), g_dev_hdl, req_hdl));
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alt {
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[] USB.receive(tr_UsbXfer_compl(0, USB_TRANSFER_TYPE_CONTROL, USB_TRANSFER_COMPLETED, g_dev_hdl, req_hdl)) -> value tc {
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var octetstring raw_desc := substr(tc.data, 8, lengthof(tc.data)-8);
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return oct2int(raw_desc);
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}
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[] USB.receive(tr_UsbXfer_compl(0, USB_TRANSFER_TYPE_CONTROL, ?, g_dev_hdl, req_hdl)) -> value tc{
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setverdict(fail, "Transfer completed unsuccessfully: ", tc);
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}
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}
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return -1;
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}
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testcase TC_get_desc_device() runs on USB_CT {
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f_init_usb();
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var USB_StandardDescriptors descs;
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descs := f_usb_get_desc_std(USB_DescriptorType_DEVICE, 0, 256);
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/* FIXME: do some verifications and set veridct */
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setverdict(pass);
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}
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testcase TC_get_desc_device_illegal_idx() runs on USB_CT {
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f_init_usb();
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f_get_desc_exp_fail(USB_DescriptorType_DEVICE, 23, 256);
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}
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testcase TC_get_desc_config() runs on USB_CT {
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f_init_usb();
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var USB_StandardDescriptors descs;
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descs := f_usb_get_desc_std(USB_DescriptorType_CONFIGURATION, 0, 256);
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/* FIXME: do some verifications and set veridct */
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setverdict(pass);
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}
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testcase TC_get_desc_config_illegal_idx() runs on USB_CT {
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f_init_usb();
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f_get_desc_exp_fail(USB_DescriptorType_CONFIGURATION, 23, 256);
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}
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testcase TC_get_config() runs on USB_CT {
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f_init_usb();
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var integer cfg_num := f_get_config();
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if (cfg_num == 0) {
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setverdict(pass);
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} else {
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setverdict(fail, "unexpected configuration: ", cfg_num);
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}
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}
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testcase TC_get_interface() runs on USB_CT {
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f_init_usb();
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var integer altsett_num := f_get_interface(0);
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if (altsett_num == 0) {
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setverdict(pass);
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} else {
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setverdict(fail, "unexpected interface altsetting: ", altsett_num);
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}
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}
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testcase TC_get_status() runs on USB_CT {
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f_init_usb();
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/* valid get_status on device */
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f_get_status(RequestRecipient_Device, 0);
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/* valid get_status on interface */
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f_get_status(RequestRecipient_Interface, 0);
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/* valid get_status on endpoint */
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f_get_status(RequestRecipient_Endpoint, 1);
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}
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testcase TC_get_status_invalid() runs on USB_CT {
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f_init_usb();
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f_DevReq_exp_fail(ts_DevReq_GET_STATUS(RequestRecipient_Device, 1));
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/* Gets blocked by kernel USB? */
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//f_DevReq_exp_fail(ts_DevReq_GET_STATUS(RequestRecipient_Interface, 100));
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//f_DevReq_exp_fail(ts_DevReq_GET_STATUS(RequestRecipient_Endpoint, 100));
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}
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testcase TC_foobar() runs on USB_CT {
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var USB_result res;
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f_init_usb();
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var USB_descriptor desc;
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USB.send(ts_USB_get_device_descriptor(g_dev_hdl));
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USB.receive(tr_USB_descriptor(g_dev_hdl, result_code := 0)) -> value desc {
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log("Received device descriptor ", desc);
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var USB_StandardDescriptor udesc := dec_USB_StandardDescriptor(desc.data);
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log("Decoded device descriptor ", udesc);
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}
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USB.send(ts_USB_get_active_config_descriptor(g_dev_hdl));
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USB.receive(tr_USB_descriptor(g_dev_hdl, result_code := 0)) -> value desc {
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log("Received config descriptor ", desc);
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var USB_StandardDescriptor udesc := dec_USB_StandardDescriptor(desc.data);
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log("Decoded config descriptor ", udesc);
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}
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/*
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var USB_DeviceRequest gcfg := {
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req_type := {
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direction := Device_to_Host,
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req_type := RequestType_Standard,
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recipient := RequestRecipient_Device
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},
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bRequest := '06'O,
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wValue := hex2int('0200'H),
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wIndex := 0,
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wLength := 100
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};
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var octetstring gcfg_enc := enc_USB_DeviceRequest(gcfg);
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var USB_transfer xfer := {
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device_hdl := g_dev_hdl,
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transfer_hdl := 99,
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endpoint := 0,
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ttype := USB_TRANSFER_TYPE_CONTROL,
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data := gcfg_enc,
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timeout_msec := 1000
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};
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USB.send(xfer);
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*/
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USB.send(ts_UsbXfer_DevReq(ts_DevReq_GET_DESCRIPTOR(USB_DescriptorType_CONFIGURATION, 0, 256),
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g_dev_hdl, 99));
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USB.receive(USB_transfer_compl:?);
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USB.send(ts_USB_claim_interface(g_dev_hdl, 0, 25));
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USB.receive(USB_result:?) -> value res { log("Received ", res); }
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}
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control {
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execute( TC_get_desc_device() );
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execute( TC_get_desc_device_illegal_idx() );
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execute( TC_get_desc_config() );
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execute( TC_get_desc_config_illegal_idx() );
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execute( TC_get_config() );
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execute( TC_get_interface() );
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execute( TC_get_status() );
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execute( TC_get_status_invalid() );
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}
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}
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