diff options
| author | hathach <[email protected]> | 2021-07-12 20:15:59 +0700 |
|---|---|---|
| committer | hathach <[email protected]> | 2021-07-12 20:15:59 +0700 |
| commit | 680b000bd1471d731117ccf4f3fe35579d346cb8 (patch) | |
| tree | 23b190ae7d3d06281c5839311038190cd051e940 /src | |
| parent | 2916cd45753ca579ee1d0b475b2daf3f715243b6 (diff) | |
simplify TUD_DFU_DESCRIPTOR with alternate count
remove CFG_TUD_DFU_ALT_COUNT since there is only one DFU functional
descriptor
Diffstat (limited to 'src')
| -rw-r--r-- | src/device/usbd.h | 71 |
1 files changed, 36 insertions, 35 deletions
diff --git a/src/device/usbd.h b/src/device/usbd.h index 8c5f0097d..9697b4497 100644 --- a/src/device/usbd.h +++ b/src/device/usbd.h @@ -605,50 +605,51 @@ TU_ATTR_WEAK bool tud_vendor_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb /* Function */ \ 9, DFU_DESC_FUNCTIONAL, _attr, U16_TO_U8S_LE(_timeout), U16_TO_U8S_LE(_xfer_size), U16_TO_U8S_LE(0x0101) -// Maximum alternate settings (used for different partitons) supported -#ifndef CFG_TUD_DFU_ALT_COUNT -#define CFG_TUD_DFU_ALT_COUNT 1 -#endif - -// Length of template descriptor: 18 bytes + number of alternatives * 9 -#define TUD_DFU_MODE_DESC_LEN (9 + (CFG_TUD_DFU_ALT_COUNT) * 9) +// Length of template descriptor: 9 bytes + number of alternatives * 9 +#define TUD_DFU_DESC_LEN(_alt_count) (9 + (_alt_count) * 9) -/* Primary Interface */ -#define TUD_DFU_MODE_FUNC(_attr, _timeout, _xfer_size) \ +// Interface number, Alternate count, starting string index, attributes, detach timeout, transfer size +// Note: Alternate count must be numberic or macro, string index is increased by one for each Alt interface +#define TUD_DFU_DESCRIPTOR(_itfnum, _alt_count, _stridx, _attr, _timeout, _xfer_size) \ + TU_XSTRCAT(_TUD_DFU_ALT_,_alt_count)(_itfnum, 0, _stridx), \ /* Function */ \ 9, DFU_DESC_FUNCTIONAL, _attr, U16_TO_U8S_LE(_timeout), U16_TO_U8S_LE(_xfer_size), U16_TO_U8S_LE(0x0101) -#define TUD_DFU_MODE_ALT(_itfnum, _alt, _stridx) \ +#define _TUD_DFU_ALT(_itfnum, _alt, _stridx) \ /* Interface */ \ - 9, TUSB_DESC_INTERFACE, _itfnum, _alt, 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 + +#define _TUD_DFU_ALT_1(_itfnum, _alt_count, _stridx) \ + _TUD_DFU_ALT(_itfnum, _alt_count, _stridx) + +#define _TUD_DFU_ALT_2(_itfnum, _alt_count, _stridx) \ + _TUD_DFU_ALT(_itfnum, _alt_count, _stridx), \ + _TUD_DFU_ALT_1(_itfnum, _alt_count+1, _stridx+1) + +#define _TUD_DFU_ALT_3(_itfnum, _alt_count, _stridx) \ + _TUD_DFU_ALT(_itfnum, _alt_count, _stridx), \ + _TUD_DFU_ALT_2(_itfnum, _alt_count+1, _stridx+1) + +#define _TUD_DFU_ALT_4(_itfnum, _alt_count, _stridx) \ + _TUD_DFU_ALT(_itfnum, _alt_count, _stridx), \ + _TUD_DFU_ALT_3(_itfnum, _alt_count+1, _stridx+1) + +#define _TUD_DFU_ALT_5(_itfnum, _alt_count, _stridx) \ + _TUD_DFU_ALT(_itfnum, _alt_count, _stridx), \ + _TUD_DFU_ALT_4(_itfnum, _alt_count+1, _stridx+1) -#define _TUD_DFU_FIRST(a, ...) a -#define _TUD_DFU_REST(a, ...) __VA_ARGS__ -#define _TUD_DFU_COMBINE(...) __VA_ARGS__ +#define _TUD_DFU_ALT_6(_itfnum, _alt_count, _stridx) \ + _TUD_DFU_ALT(_itfnum, _alt_count, _stridx), \ + _TUD_DFU_ALT_5(_itfnum, _alt_count+1, _stridx+1) -#define TUD_DFU_MODE_ALT_1(_itfnum, ...) TUD_DFU_MODE_ALT(_itfnum, (CFG_TUD_DFU_ALT_COUNT) - 1, _TUD_DFU_FIRST(__VA_ARGS__)) -#define TUD_DFU_MODE_ALT_2(_itfnum, ...) TUD_DFU_MODE_ALT(_itfnum, (CFG_TUD_DFU_ALT_COUNT) - 2, _TUD_DFU_FIRST(__VA_ARGS__)) \ - TUD_DFU_MODE_ALT_1(_itfnum, _TUD_DFU_REST(__VA_ARGS__)) -#define TUD_DFU_MODE_ALT_3(_itfnum, ...) TUD_DFU_MODE_ALT(_itfnum, (CFG_TUD_DFU_ALT_COUNT) - 3, _TUD_DFU_FIRST(__VA_ARGS__)) \ - TUD_DFU_MODE_ALT_2(_itfnum, _TUD_DFU_REST(__VA_ARGS__)) -#define TUD_DFU_MODE_ALT_4(_itfnum, ...) TUD_DFU_MODE_ALT(_itfnum, (CFG_TUD_DFU_ALT_COUNT) - 4, _TUD_DFU_FIRST(__VA_ARGS__)) \ - TUD_DFU_MODE_ALT_3(_itfnum, _TUD_DFU_REST(__VA_ARGS__)) -#define TUD_DFU_MODE_ALT_5(_itfnum, ...) TUD_DFU_MODE_ALT(_itfnum, (CFG_TUD_DFU_ALT_COUNT) - 5, _TUD_DFU_FIRST(__VA_ARGS__)) \ - TUD_DFU_MODE_ALT_4(_itfnum, _TUD_DFU_REST(__VA_ARGS__)) -#define TUD_DFU_MODE_ALT_6(_itfnum, ...) TUD_DFU_MODE_ALT(_itfnum, (CFG_TUD_DFU_ALT_COUNT) - 6, _TUD_DFU_FIRST(__VA_ARGS__)) \ - TUD_DFU_MODE_ALT_5(_itfnum, _TUD_DFU_REST(__VA_ARGS__)) -#define TUD_DFU_MODE_ALT_7(_itfnum, ...) TUD_DFU_MODE_ALT(_itfnum, (CFG_TUD_DFU_ALT_COUNT) - 7, _TUD_DFU_FIRST(__VA_ARGS__)) \ - TUD_DFU_MODE_ALT_6(_itfnum, _TUD_DFU_REST(__VA_ARGS__)) -#define TUD_DFU_MODE_ALT_8(_itfnum, ...) TUD_DFU_MODE_ALT(_itfnum, (CFG_TUD_DFU_ALT_COUNT) - 8, _TUD_DFU_FIRST(__VA_ARGS__)) \ - TUD_DFU_MODE_ALT_7(_itfnum, _TUD_DFU_REST(__VA_ARGS__)) +#define _TUD_DFU_ALT_7(_itfnum, _alt_count, _stridx) \ + _TUD_DFU_ALT(_itfnum, _alt_count, _stridx), \ + _TUD_DFU_ALT_6(_itfnum, _alt_count+1, _stridx+1) -#define TUD_DFU_MODE_ALTS(_itfnum, ...) \ - TU_XSTRCAT(TUD_DFU_MODE_ALT_, CFG_TUD_DFU_ALT_COUNT)(_itfnum, __VA_ARGS__) +#define _TUD_DFU_ALT_8(_itfnum, _alt_count, _stridx) \ + _TUD_DFU_ALT(_itfnum, _alt_count, _stridx), \ + _TUD_DFU_ALT_7(_itfnum, _alt_count+1, _stridx+1) -// Interface number, attributes, detach timeout, transfer size, string index 0, [string index 1, string index n] -#define TUD_DFU_DESCRIPTOR(_itfnum, _attr, _timeout, _xfer_size, _stridx, ...) \ - TUD_DFU_MODE_ALTS(_itfnum, _TUD_DFU_COMBINE(_stridx, __VA_ARGS__)) \ - TUD_DFU_MODE_FUNC(_attr, _timeout, _xfer_size) //------------- CDC-ECM -------------// |
