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-rw-r--r--stmhal/Makefile2
-rw-r--r--stmhal/pybcdc.inf_template4
-rw-r--r--stmhal/usb.c2
-rw-r--r--stmhal/usbd_desc.c15
-rw-r--r--stmhal/usbd_desc.h2
-rw-r--r--tools/insert-usb-ids.py26
6 files changed, 31 insertions, 20 deletions
diff --git a/stmhal/Makefile b/stmhal/Makefile
index 5f31be577d..ce5ab639d8 100644
--- a/stmhal/Makefile
+++ b/stmhal/Makefile
@@ -299,7 +299,7 @@ GEN_PINS_AF_PY = $(BUILD)/pins_af.py
INSERT_USB_IDS = ../tools/insert-usb-ids.py
FILE2H = ../tools/file2h.py
-USB_IDS_FILE = usbd_desc.c
+USB_IDS_FILE = usb.h
CDCINF_TEMPLATE = pybcdc.inf_template
GEN_CDCINF_FILE = $(HEADER_BUILD)/pybcdc.inf
GEN_CDCINF_HEADER = $(HEADER_BUILD)/pybcdc_inf.h
diff --git a/stmhal/pybcdc.inf_template b/stmhal/pybcdc.inf_template
index 87cd1467b2..8e1803bef9 100644
--- a/stmhal/pybcdc.inf_template
+++ b/stmhal/pybcdc.inf_template
@@ -77,10 +77,10 @@ ServiceBinary=%12%\usbser.sys
[SourceDisksFiles]
[SourceDisksNames]
[DeviceList]
-%DESCRIPTION%=DriverInstall, USB\VID_${USB_VID}&PID_${USB_PID}&MI_00, USB\VID_${USB_VID}&PID_${USB_PID}&MI_01
+%DESCRIPTION%=DriverInstall, USB\VID_${USB_VID}&PID_${USB_PID_CDC_MSC}&MI_00, USB\VID_${USB_VID}&PID_${USB_PID_CDC_MSC}&MI_01, USB\VID_${USB_VID}&PID_${USB_PID_CDC_HID}&MI_00, USB\VID_${USB_VID}&PID_${USB_PID_CDC_HID}&MI_01, USB\VID_${USB_VID}&PID_${USB_PID_CDC}
[DeviceList.NTamd64]
-%DESCRIPTION%=DriverInstall, USB\VID_${USB_VID}&PID_${USB_PID}&MI_00, USB\VID_${USB_VID}&PID_${USB_PID}&MI_01
+%DESCRIPTION%=DriverInstall, USB\VID_${USB_VID}&PID_${USB_PID_CDC_MSC}&MI_00, USB\VID_${USB_VID}&PID_${USB_PID_CDC_MSC}&MI_01, USB\VID_${USB_VID}&PID_${USB_PID_CDC_HID}&MI_00, USB\VID_${USB_VID}&PID_${USB_PID_CDC_HID}&MI_01, USB\VID_${USB_VID}&PID_${USB_PID_CDC}
;---------------------------------------------------------------------
; String Definitions
diff --git a/stmhal/usb.c b/stmhal/usb.c
index 085eae1299..cedd3525c7 100644
--- a/stmhal/usb.c
+++ b/stmhal/usb.c
@@ -98,7 +98,7 @@ bool pyb_usb_dev_init(uint16_t vid, uint16_t pid, usb_device_mode_t mode, USBD_H
#ifdef USE_DEVICE_MODE
if (!(pyb_usb_flags & PYB_USB_FLAG_DEV_ENABLED)) {
// only init USB once in the device's power-lifetime
- USBD_SetVIDPIDRelease(vid, pid, 0x0200);
+ USBD_SetVIDPIDRelease(vid, pid, 0x0200, mode == USBD_MODE_CDC);
if (USBD_SelectMode(mode, hid_info) != 0) {
return false;
}
diff --git a/stmhal/usbd_desc.c b/stmhal/usbd_desc.c
index 2b8a79b158..9f2a84162a 100644
--- a/stmhal/usbd_desc.c
+++ b/stmhal/usbd_desc.c
@@ -81,7 +81,20 @@ __ALIGN_BEGIN static uint8_t USBD_LangIDDesc[USB_LEN_LANGID_STR_DESC] __ALIGN_EN
__ALIGN_BEGIN static uint8_t USBD_StrDesc[USBD_MAX_STR_DESC_SIZ] __ALIGN_END;
// set the VID, PID and device release number
-void USBD_SetVIDPIDRelease(uint16_t vid, uint16_t pid, uint16_t device_release_num) {
+void USBD_SetVIDPIDRelease(uint16_t vid, uint16_t pid, uint16_t device_release_num, int cdc_only) {
+ if (cdc_only) {
+ // Make it look like a Communications device if we're only
+ // using CDC. Otherwise, windows gets confused when we tell it that
+ // its a composite device with only a cdc serial interface.
+ hUSBDDeviceDesc[4] = 0x02;
+ hUSBDDeviceDesc[5] = 0x00;
+ hUSBDDeviceDesc[6] = 0x00;
+ } else {
+ // For the other modes, we make this look like a composite device.
+ hUSBDDeviceDesc[4] = 0xef;
+ hUSBDDeviceDesc[5] = 0x02;
+ hUSBDDeviceDesc[6] = 0x01;
+ }
hUSBDDeviceDesc[8] = LOBYTE(vid);
hUSBDDeviceDesc[9] = HIBYTE(vid);
hUSBDDeviceDesc[10] = LOBYTE(pid);
diff --git a/stmhal/usbd_desc.h b/stmhal/usbd_desc.h
index 609fa8da86..93e222fc93 100644
--- a/stmhal/usbd_desc.h
+++ b/stmhal/usbd_desc.h
@@ -26,4 +26,4 @@
extern const USBD_DescriptorsTypeDef USBD_Descriptors;
-void USBD_SetVIDPIDRelease(uint16_t vid, uint16_t pid, uint16_t device_release_num);
+void USBD_SetVIDPIDRelease(uint16_t vid, uint16_t pid, uint16_t device_release_num, int cdc_only);
diff --git a/tools/insert-usb-ids.py b/tools/insert-usb-ids.py
index 4f773b72f6..420db34c5a 100644
--- a/tools/insert-usb-ids.py
+++ b/tools/insert-usb-ids.py
@@ -8,22 +8,20 @@ import sys
import re
import string
+needed_keys = ('USB_PID_CDC_MSC', 'USB_PID_CDC_HID', 'USB_PID_CDC', 'USB_VID')
+
def parse_usb_ids(filename):
rv = dict()
- if filename == 'usbd_desc.c':
- for line in open(filename).readlines():
- line = line.rstrip('\r\n')
- match = re.match('^#define\s+(\w+)\s+0x([0-9A-Fa-f]+)$', line)
- if match:
- if match.group(1) == 'USBD_VID':
- rv['USB_VID'] = match.group(2)
- elif match.group(1) == 'USBD_PID':
- rv['USB_PID'] = match.group(2)
- if 'USB_VID' in rv and 'USB_PID' in rv:
- break
- else:
- raise Exception("Don't (yet) know how to parse USB IDs from %s" % filename)
- for k in ('USB_PID', 'USB_VID'):
+ for line in open(filename).readlines():
+ line = line.rstrip('\r\n')
+ match = re.match('^#define\s+(\w+)\s+\(0x([0-9A-Fa-f]+)\)$', line)
+ if match and match.group(1).startswith('USBD_'):
+ key = match.group(1).replace('USBD', 'USB')
+ val = match.group(2)
+ print("key =", key, "val =", val)
+ if key in needed_keys:
+ rv[key] = val
+ for k in needed_keys:
if k not in rv:
raise Exception("Unable to parse %s from %s" % (k, filename))
return rv