Merge pull request #2571 from hathach/fix-max3421-rp2040-build

fix build with rp2040 + max3421

Author: hathach

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

examples/host/cdc_msc_hid_freertos/skip.txt

@@ -0,0 +1 @@
+mcu:RP2040

hw/bsp/family_support.cmake

@@ -79,48 +79,37 @@ set(WARNING_FLAGS_IAR "")
 function(family_filter RESULT DIR)
   get_filename_component(DIR ${DIR} ABSOLUTE BASE_DIR ${CMAKE_CURRENT_SOURCE_DIR})
 
-  if (EXISTS "${DIR}/only.txt")
-    file(READ "${DIR}/only.txt" ONLYS)
-    # Replace newlines with semicolon so that it is treated as a list by CMake
-    string(REPLACE "\n" ";" ONLYS_LINES ${ONLYS})
-
-    # For each mcu
+  if (EXISTS "${DIR}/skip.txt")
+    file(STRINGS "${DIR}/skip.txt" SKIPS_LINES)
     foreach(MCU IN LISTS FAMILY_MCUS)
       # For each line in only.txt
-      foreach(_line ${ONLYS_LINES})
-        # If mcu:xxx exists for this mcu or board:xxx then include
-        if (${_line} STREQUAL "mcu:${MCU}" OR ${_line} STREQUAL "board:${BOARD}")
-          set(${RESULT} 1 PARENT_SCOPE)
+      foreach(_line ${SKIPS_LINES})
+        # If mcu:xxx exists for this mcu then skip
+        if (${_line} STREQUAL "mcu:${MCU}" OR ${_line} STREQUAL "board:${BOARD}" OR ${_line} STREQUAL "family:${FAMILY}")
+          set(${RESULT} 0 PARENT_SCOPE)
           return()
         endif()
       endforeach()
     endforeach()
+  endif ()
 
-    # Didn't find it in only file so don't build
-    set(${RESULT} 0 PARENT_SCOPE)
-
-  elseif (EXISTS "${DIR}/skip.txt")
-    file(READ "${DIR}/skip.txt" SKIPS)
-    # Replace newlines with semicolon so that it is treated as a list by CMake
-    string(REPLACE "\n" ";" SKIPS_LINES ${SKIPS})
-
-    # For each mcu
+  if (EXISTS "${DIR}/only.txt")
+    file(STRINGS "${DIR}/only.txt" ONLYS_LINES)
     foreach(MCU IN LISTS FAMILY_MCUS)
       # For each line in only.txt
-      foreach(_line ${SKIPS_LINES})
-        # If mcu:xxx exists for this mcu then skip
-        if (${_line} STREQUAL "mcu:${MCU}")
-          set(${RESULT} 0 PARENT_SCOPE)
+      foreach(_line ${ONLYS_LINES})
+        # If mcu:xxx exists for this mcu or board:xxx then include
+        if (${_line} STREQUAL "mcu:${MCU}" OR ${_line} STREQUAL "board:${BOARD}" OR ${_line} STREQUAL "family:${FAMILY}")
+          set(${RESULT} 1 PARENT_SCOPE)
           return()
         endif()
       endforeach()
     endforeach()
 
-    # Didn't find in skip file so build
-    set(${RESULT} 1 PARENT_SCOPE)
+    # Didn't find it in only file so don't build
+    set(${RESULT} 0 PARENT_SCOPE)
   else()
-
-    # Didn't find skip or only file so build
+    # only.txt not exist so build
     set(${RESULT} 1 PARENT_SCOPE)
   endif()
 endfunction()

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)

src/portable/analog/max3421/hcd_max3421.c

@@ -654,7 +654,7 @@ static void xact_generic(uint8_t rhport, max3421_ep_t *ep, bool switch_ep, bool
 
     // status
     if (ep->buf == NULL || ep->total_len == 0) {
-      uint8_t const hxfr = HXFR_HS | (ep->hxfr_bm.is_out ? HXFR_OUT_NIN : 0);
+      uint8_t const hxfr = (uint8_t) (HXFR_HS | (ep->hxfr & HXFR_OUT_NIN));
       peraddr_write(rhport, ep->daddr, in_isr);
       hxfr_write(rhport, hxfr, in_isr);
       return;
@@ -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);

tools/build_utils.py

@@ -64,18 +64,19 @@ def skip_example(example, board):
     skip_file = ex_dir / "skip.txt"
     only_file = ex_dir / "only.txt"
 
-    if skip_file.exists() and only_file.exists():
-        raise RuntimeError("Only have a skip or only file. Not both.")
-    elif skip_file.exists():
+    if skip_file.exists():
         skips = skip_file.read_text().split()
-        return ("mcu:" + mcu in skips or
-                "board:" + board in skips or
-                "family:" + family in skips)
-    elif only_file.exists():
+        if ("mcu:" + mcu in skips or
+            "board:" + board in skips or
+            "family:" + family in skips):
+            return True
+
+    if only_file.exists():
         onlys = only_file.read_text().split()
-        return not ("mcu:" + mcu in onlys or
-                    "board:" + board in onlys or
-                    "family:" + family in onlys)
+        if not ("mcu:" + mcu in onlys or
+                "board:" + board in onlys or
+                "family:" + family in onlys):
+            return True
 
     return False