diff --git a/examples/build_system/make/make.mk b/examples/build_system/make/make.mk index e1113aa52..772befca4 100644 --- a/examples/build_system/make/make.mk +++ b/examples/build_system/make/make.mk @@ -113,6 +113,7 @@ CFLAGS += -DBOARD_$(BOARD_UPPER) ifeq (${MAX3421_HOST},1) SRC_C += src/portable/analog/max3421/hcd_max3421.c CFLAGS += -DCFG_TUH_MAX3421=1 + CMAKE_DEFSYM += -DMAX3421_HOST=1 endif # Log level is mapped to TUSB DEBUG option diff --git a/hw/bsp/rp2040/boards/feather_rp2040_max3421/board.cmake b/hw/bsp/rp2040/boards/feather_rp2040_max3421/board.cmake new file mode 100644 index 000000000..b8e5890f3 --- /dev/null +++ b/hw/bsp/rp2040/boards/feather_rp2040_max3421/board.cmake @@ -0,0 +1,4 @@ +set(PICO_BOARD adafruit_feather_rp2040) + +# Enable MAX3421E USB Host +set(MAX3421_HOST 1) diff --git a/src/portable/analog/max3421/hcd_max3421.c b/src/portable/analog/max3421/hcd_max3421.c index 242c65501..76c1a150b 100644 --- a/src/portable/analog/max3421/hcd_max3421.c +++ b/src/portable/analog/max3421/hcd_max3421.c @@ -676,19 +676,18 @@ bool hcd_edpt_xfer(uint8_t rhport, uint8_t daddr, uint8_t ep_addr, uint8_t * buf max3421_ep_t* ep = find_opened_ep(daddr, ep_num, ep_dir); TU_VERIFY(ep); - // control transfer can switch direction - ep->hxfr_bm.is_out = ep_dir ? 0u : 1u; + if (ep_num == 0) { + // control transfer can switch direction + ep->hxfr_bm.is_out = ep_dir ? 0 : 1; + ep->hxfr_bm.is_setup = 0; + ep->data_toggle = 1; + } ep->buf = buffer; ep->total_len = buflen; ep->xferred_len = 0; ep->state = EP_STATE_ATTEMPT_1; - if (ep_num == 0) { - ep->hxfr_bm.is_setup = 0; - ep->data_toggle = 1; - } - // carry out transfer if not busy if (!atomic_flag_test_and_set(&_hcd_data.busy)) { xact_generic(rhport, ep, true, false);