diff options
Diffstat (limited to 'usb-dfu-experiment/main.c')
| -rw-r--r-- | usb-dfu-experiment/main.c | 27 |
1 files changed, 17 insertions, 10 deletions
diff --git a/usb-dfu-experiment/main.c b/usb-dfu-experiment/main.c index 4d1d59c..91c35b4 100644 --- a/usb-dfu-experiment/main.c +++ b/usb-dfu-experiment/main.c @@ -292,27 +292,36 @@ void USBDCallbacks_RequestReceived(const USBGenericRequest *request) void USBDDriverCallbacks_InterfaceSettingChanged(unsigned char interface, unsigned char setting) { - TRACE_DEBUG("DFU: IfSettingChgd()\n"); + TRACE_INFO("DFU: IfSettingChgd(if=%u, alt=%u)\n\r", interface, setting); } +static int upl_first = 1; + /* DFU callback */ -int USBDFU_handle_upload(uint16_t val, uint16_t len, int first) +int USBDFU_handle_upload(uint8_t altif, unsigned int offset, + uint8_t *buf, unsigned int req_len) { - TRACE_DEBUG("DFU: handle_upload()\n"); - return DFU_RET_ZLP; + TRACE_INFO("DFU: handle_upload(%u, %u, %u)\n\r", altif, offset, req_len); + if (upl_first) { + upl_first = 0; + return req_len; + } + + return 4; } /* DFU callback */ -int USBDFU_handle_dnload(uint16_t val, uint16_t len, int first) +int USBDFU_handle_dnload(uint8_t altif, unsigned int offset, + uint8_t *buf, unsigned int len) { - TRACE_DEBUG("DFU: handle_dnload()\n"); + TRACE_INFO("DFU: handle_dnload(%u, %u, %u)\n\r", altif, offset, len); return DFU_RET_ZLP; } /* DFU callback */ void dfu_drv_updstatus(void) { - TRACE_DEBUG("DFU: updstatus()\n"); + TRACE_INFO("DFU: updstatus()\n\r"); } @@ -322,8 +331,6 @@ void dfu_drv_updstatus(void) extern void USBD_IrqHandler(void); -static unsigned char altsettings[4]; - int main(void) { volatile uint8_t usbConn = 0; @@ -343,7 +350,7 @@ int main(void) /* Audio STREAM LED */ LED_Configure(USBD_LEDOTHER); - USBDFU_Initialize(&dfu_descriptors, altsettings); + USBDFU_Initialize(&dfu_descriptors); /* connect if needed */ VBus_Configure(); |