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Add alt settings support in DFU class.

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This commit is contained in:
Mengsk
2021-07-05 17:56:21 +02:00
parent 2ae19ce40d
commit c2d8ed3fd1
5 changed files with 56 additions and 41 deletions
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8
src/device/usbd.h
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@@ -603,11 +603,11 @@ TU_ATTR_WEAK bool tud_vendor_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb
// Length of template descriptr: 18 bytes
#define TUD_DFU_MODE_DESC_LEN (9 + 9)
// DFU runtime descriptor
// Interface number, string index, attributes, detach timeout, transfer size
#define TUD_DFU_MODE_DESCRIPTOR(_itfnum, _stridx, _attr, _timeout, _xfer_size) \
// DFU mode descriptor
// Interface number, alt settings, string index, attributes, detach timeout, transfer size
#define TUD_DFU_MODE_DESCRIPTOR(_itfnum, _alt, _stridx, _attr, _timeout, _xfer_size) \
/* Interface */ \
9, TUSB_DESC_INTERFACE, _itfnum, 0, 0, TUD_DFU_APP_CLASS, TUD_DFU_APP_SUBCLASS, DFU_PROTOCOL_DFU, _stridx, \
9, TUSB_DESC_INTERFACE, _itfnum, _alt, 0, TUD_DFU_APP_CLASS, TUD_DFU_APP_SUBCLASS, DFU_PROTOCOL_DFU, _stridx, \
/* Function */ \
9, DFU_DESC_FUNCTIONAL, _attr, U16_TO_U8S_LE(_timeout), U16_TO_U8S_LE(_xfer_size), U16_TO_U8S_LE(0x0101)