Pico-SDK support fixes and cleanups

.github/workflows/nightly.yml

@@ -402,7 +402,7 @@ jobs:
           - path: nxp/nxp-lpcxpresso54628-lwip-freertos
           - path: nxp/nxp-twrk65f180m-lwip-freertos
           - path: nxp/nxp-twrkv58f220m-lwip-freertos
-          - path: rp2040/pico-rmii
+          - path: pico-sdk/pico-rmii
           - path: stm32/nucleo-f429zi-make-baremetal-builtin-rndis
           - path: stm32/nucleo-f746zg-make-baremetal-builtin-rndis
           - path: stm32/nucleo-g031-make-baremetal-builtin
@@ -442,9 +442,10 @@ jobs:
           - path: nxp/rt1060-evk-make-freertos-builtin
           - path: nxp/rt1170-evk-make-freertos-builtin
           - path: renesas/ek-ra6m4-make-baremetal-builtin
-          - path: rp2040/pico-rndis-dashboard
+          - path: pico-sdk/pico-rndis-dashboard
-          - path: rp2040/pico-w
+          - path: pico-sdk/pico-w
-          - path: rp2040/pico-w5500
+          - path: pico-sdk/w5500-evb-pico-picosdk-baremetal-builtin
+          - path: pico-sdk/w5500-evb-pico2-picosdk-baremetal-builtin
           - path: stm32/nucleo-f746zg-make-freertos-tcp
           - path: stm32/nucleo-f746zg-make-baremetal-builtin-cmsis_driver
     name: ${{ matrix.example.path }} ${{ matrix.ssl }}
@@ -474,7 +475,7 @@ jobs:
       fail-fast: false
       matrix:
         example:
-          - path: rp2040/pico-rndis-device
+          - path: pico-sdk/pico-rndis-device
     name: ${{ matrix.example.path }}
     steps:
       - uses: actions/checkout@v4
@@ -655,5 +656,5 @@ jobs:
       with: { fetch-depth: 2 }
     - name: SDK
       run: sudo apt -y update && sudo apt -y install gcc-arm-none-eabi
-    - run:  make -C examples/rp2040/pico-w5500 test VCON_API_KEY=${{secrets.VCON_API_KEY}}
+    - run:  make -C examples/pico-sdk/w5500-evb-pico-picosdk-baremetal-builtin test VCON_API_KEY=${{secrets.VCON_API_KEY}}
 

.github/workflows/quicktest.yml

@@ -308,9 +308,10 @@ jobs:
           - path: nxp/rt1060-evk-make-freertos-builtin
           - path: nxp/rt1170-evk-make-freertos-builtin
           - path: renesas/ek-ra6m4-make-baremetal-builtin
-          - path: rp2040/pico-rndis-dashboard
+          - path: pico-sdk/pico-rndis-dashboard
-          - path: rp2040/pico-w
+          - path: pico-sdk/pico-w
-          - path: rp2040/pico-w5500
+          - path: pico-sdk/w5500-evb-pico-picosdk-baremetal-builtin
+          - path: pico-sdk/w5500-evb-pico2-picosdk-baremetal-builtin
           - path: stm32/nucleo-f746zg-make-freertos-tcp
           - path: stm32/nucleo-f746zg-make-baremetal-builtin-cmsis_driver
     name: ${{ matrix.example.path }}
@@ -354,7 +355,7 @@ jobs:
       fail-fast: false
       matrix:
         example:
-          - path: rp2040/pico-rndis-device
+          - path: pico-sdk/pico-rndis-device
     name: ${{ matrix.example.path }}
     env:
       GO: 0
@@ -734,10 +735,10 @@ jobs:
       with: { fetch-depth: 2 }
     - name: SDK
       run: |
-        if ./test/match_changed_files.sh "^src|examples/device-dashboard|examples/rp2040/pico-w5500" ; then
+        if ./test/match_changed_files.sh "^src|examples/device-dashboard|examples/pico-sdk/w5500-evb-pico-picosdk-baremetal-builtin" ; then
           echo GO=1 >> $GITHUB_ENV
           sudo apt -y update && sudo apt -y install gcc-arm-none-eabi
         fi
     - if: ${{ env.GO == 1 }}
-      run:  make -C examples/rp2040/pico-w5500 test VCON_API_KEY=${{secrets.VCON_API_KEY}}
+      run:  make -C examples/pico-sdk/w5500-evb-pico-picosdk-baremetal-builtin test VCON_API_KEY=${{secrets.VCON_API_KEY}}
 

examples/pico-sdk/pico-w5500

@@ -1 +1 @@
-w5500-evb-pico-picosdk-builtin
+w5500-evb-pico-picosdk-baremetal-builtin

examples/pico-sdk/w5500-evb-pico-picosdk-baremetal-builtin/main.c

@@ -26,19 +26,10 @@ static uint8_t spi_txn(void *spi, uint8_t byte) {
   return result;
 }
 
-bool mg_random(void *buf, size_t len) {
-  for (size_t n = 0; n < len; n += sizeof(uint32_t)) {
-    uint32_t r = get_rand_32();
-    memcpy((char *) buf + n, &r, n + sizeof(r) > len ? len - n : sizeof(r));
-  }
-  return true;
-}
-
 static void timer_fn(void *arg) {
-  gpio_put(PICO_DEFAULT_LED_PIN,
+  gpio_put(PICO_DEFAULT_LED_PIN, !gpio_get(PICO_DEFAULT_LED_PIN));  // Blink LED
-           !gpio_get_out_level(PICO_DEFAULT_LED_PIN));   // Blink LED
+  struct mg_tcpip_if *ifp = arg;                                    // And show
-  struct mg_tcpip_if *ifp = arg;                         // And show
+  const char *names[] = {"down", "up", "req", "IP", "ready"};  // network stats
-  const char *names[] = {"down", "up", "req", "ready"};  // network stats
   MG_INFO(("Ethernet: %s, IP: %M, rx:%u, tx:%u, dr:%u, er:%u",
            names[ifp->state], mg_print_ip4, &ifp->ip, ifp->nrecv, ifp->nsent,
            ifp->ndrop, ifp->nerr));
@@ -81,7 +72,7 @@ int main(void) {
                             // .ip = mg_htonl(MG_U32(192, 168, 0, 223)),
                             // .mask = mg_htonl(MG_U32(255, 255, 255, 0)),
                             // .gw = mg_htonl(MG_U32(192, 168, 0, 1)),
-                          .driver = &mg_tcpip_driver_w5500,
+                            .driver = &mg_tcpip_driver_w5500,
                             .driver_data = &spi};
   mg_tcpip_init(&mgr, &mif);
   mg_timer_add(&mgr, BLINK_PERIOD_MS, MG_TIMER_REPEAT, timer_fn, &mif);

examples/pico-sdk/w5500-evb-pico-picosdk-baremetal-builtin/mongoose_config.h

@@ -3,6 +3,4 @@
 #define MG_ENABLE_TCPIP 1
 #define MG_ENABLE_TCPIP_DRIVER_INIT 0
 #define MG_ENABLE_DRIVER_W5500 1
-#define MG_ENABLE_CUSTOM_RANDOM 1
 #define MG_ENABLE_PACKED_FS 1
-#define MG_ENABLE_POSIX_FS 0

examples/pico-sdk/w5500-evb-pico2-picosdk-baremetal-builtin/CMakeLists.txt

@@ -0,0 +1,19 @@
+cmake_minimum_required(VERSION 3.13)
+include(pico-sdk/pico_sdk_init.cmake)
+
+project(firmware)
+pico_sdk_init()
+add_executable(firmware main.c mongoose.c net.c packed_fs.c)
+target_include_directories(firmware PUBLIC .)
+
+target_link_libraries(firmware pico_stdlib hardware_spi pico_rand)
+pico_add_extra_outputs(firmware)     # create map/bin/hex file etc.
+
+pico_enable_stdio_usb(firmware 1)    # Route stdio
+pico_enable_stdio_uart(firmware 0)   # to USB
+
+# Mongoose build flags in mongoose_config.h
+
+# Example build options
+add_definitions(-DHTTP_URL="http://0.0.0.0/")
+add_definitions(-DHTTPS_URL="https://0.0.0.0/")

examples/pico-sdk/w5500-evb-pico2-picosdk-baremetal-builtin/Makefile

@@ -0,0 +1,35 @@
+RM = rm -rf
+MKBUILD = test -d build || mkdir build
+ifeq ($(OS),Windows_NT)
+  RM = cmd /C del /Q /F /S
+  MKBUILD = if not exist build mkdir build
+endif
+.PHONY: build
+
+all example:
+	true
+
+build build/firmware.uf2: pico-sdk main.c net.c
+	$(MKBUILD)
+	cd build && cmake -DPICO_BOARD=pico2 -G "Unix Makefiles" .. && make
+
+pico-sdk:
+	git clone --depth 1 -b 2.0.0 https://github.com/raspberrypi/pico-sdk $@
+	cd $@ && git submodule update --init
+
+flash: build/firmware.uf2
+	picotool load $< -f
+
+# Automated remote test. Requires env variable VCON_API_KEY set. See https://vcon.io/automated-firmware-tests/
+DEVICE_URL ?= https://dash.vcon.io/api/v3/devices/??
+# stdio has to be changed from USB to UART in CMakeLists.txt
+update: build/firmware.uf2
+	curl --fail-with-body -su :$(VCON_API_KEY) $(DEVICE_URL)/ota?uf2=1 --data-binary @$<
+
+test: update
+	curl --fail-with-body -su :$(VCON_API_KEY) $(DEVICE_URL)/tx?t=5 | tee /tmp/output.txt
+	grep 'READY, IP:' /tmp/output.txt       # Check for network init
+#	grep 'MQTT connected' /tmp/output.txt   # Check for MQTT connection success
+
+clean:
+	$(RM) pico-sdk build

examples/pico-sdk/w5500-evb-pico2-picosdk-baremetal-builtin/README.md

@@ -0,0 +1,3 @@
+# RP2350 + W5500 Ethernet chip
+
+- See [detailed tutorial](https://mongoose.ws/tutorials/rp2040/pico-w5500/) (including hardware connections)

examples/pico-sdk/w5500-evb-pico2-picosdk-baremetal-builtin/main.c

@@ -0,0 +1,96 @@
+// Copyright (c) 2023 Cesanta Software Limited
+// All rights reserved
+
+#include <stdio.h>
+#include <string.h>
+#include "hardware/spi.h"
+#include "pico/rand.h"
+#include "pico/stdlib.h"
+#include "pico/unique_id.h"
+
+#include "mongoose.h"
+#include "net.h"
+
+enum { BLINK_PERIOD_MS = 1000 };
+// enum { LED = 25, SPI_CS = 17, SPI_CLK = 18, SPI_TX = 19, SPI_RX = 16 };  //
+// Pins
+enum { LED = 25, SPI_CS = 5, SPI_CLK = 2, SPI_TX = 3, SPI_RX = 4 };  // Pins
+
+static void spi_begin(void *spi) {
+  gpio_put(SPI_CS, 0);
+}
+static void spi_end(void *spi) {
+  gpio_put(SPI_CS, 1);
+}
+static uint8_t spi_txn(void *spi, uint8_t byte) {
+  uint8_t result = 0;
+  spi_write_read_blocking(spi0, &byte, &result, 1);
+  return result;
+}
+
+static void timer_fn(void *arg) {
+  gpio_put(PICO_DEFAULT_LED_PIN, !gpio_get(PICO_DEFAULT_LED_PIN));  // Blink LED
+  struct mg_tcpip_if *ifp = arg;                                    // And show
+  const char *names[] = {"down", "up", "req", "IP", "ready"};  // network stats
+  MG_INFO(("Ethernet: %s, IP: %M, rx:%u, tx:%u, dr:%u, er:%u",
+           names[ifp->state], mg_print_ip4, &ifp->ip, ifp->nrecv, ifp->nsent,
+           ifp->ndrop, ifp->nerr));
+}
+
+static void eth_spi_init(void) {
+  // Init SPI pins
+  spi_init(spi0, 500 * 1000);
+  gpio_set_function(SPI_RX, GPIO_FUNC_SPI);   // MISO
+  gpio_set_function(SPI_TX, GPIO_FUNC_SPI);   // MOSI
+  gpio_set_function(SPI_CLK, GPIO_FUNC_SPI);  // CLK
+  gpio_init(SPI_CS);                          // CS
+  gpio_set_dir(SPI_CS, GPIO_OUT);             // Set CS to output
+  gpio_put(SPI_CS, 1);                        // And drive CS high (inactive)
+}
+
+// Helper macro for MAC generation
+#define GENERATE_LOCALLY_ADMINISTERED_MAC(id) \
+  { 2, id[3], id[4], id[5], id[6], id[7] }
+
+int main(void) {
+  stdio_init_all();
+  gpio_init(LED);  // Setup board LED
+  gpio_set_dir(LED, GPIO_OUT);
+  eth_spi_init();  // Initialise SPI pins
+  MG_INFO(("Starting ..."));
+
+  pico_unique_board_id_t board_id;
+  pico_get_unique_board_id(&board_id);
+  uint8_t *id = board_id.id;
+
+  struct mg_mgr mgr;        // Initialise
+  mg_mgr_init(&mgr);        // Mongoose event manager
+  mg_log_set(MG_LL_DEBUG);  // Set log level
+
+  // Initialise Mongoose network stack
+  struct mg_tcpip_spi spi = {NULL, spi_begin, spi_end, spi_txn};
+  struct mg_tcpip_if mif = {.mac = GENERATE_LOCALLY_ADMINISTERED_MAC(id),
+                            // Uncomment below for static configuration:
+                            // .ip = mg_htonl(MG_U32(192, 168, 0, 223)),
+                            // .mask = mg_htonl(MG_U32(255, 255, 255, 0)),
+                            // .gw = mg_htonl(MG_U32(192, 168, 0, 1)),
+                            .driver = &mg_tcpip_driver_w5500,
+                            .driver_data = &spi};
+  mg_tcpip_init(&mgr, &mif);
+  mg_timer_add(&mgr, BLINK_PERIOD_MS, MG_TIMER_REPEAT, timer_fn, &mif);
+
+  MG_INFO(("MAC: %M. Waiting for IP...", mg_print_mac, mif.mac));
+  while (mif.state != MG_TCPIP_STATE_READY) {
+    mg_mgr_poll(&mgr, 0);
+  }
+
+  MG_INFO(("Initialising application..."));
+  web_init(&mgr);
+
+  MG_INFO(("Starting event loop"));
+  for (;;) {
+    mg_mgr_poll(&mgr, 1);
+  }
+
+  return 0;
+}

examples/pico-sdk/w5500-evb-pico2-picosdk-baremetal-builtin/mongoose.c

@@ -0,0 +1 @@
+../../../mongoose.c

examples/pico-sdk/w5500-evb-pico2-picosdk-baremetal-builtin/mongoose.h

@@ -0,0 +1 @@
+../../../mongoose.h

examples/pico-sdk/w5500-evb-pico2-picosdk-baremetal-builtin/mongoose_config.h

@@ -0,0 +1,6 @@
+#define MG_ARCH MG_ARCH_PICOSDK
+
+#define MG_ENABLE_TCPIP 1
+#define MG_ENABLE_TCPIP_DRIVER_INIT 0
+#define MG_ENABLE_DRIVER_W5500 1
+#define MG_ENABLE_PACKED_FS 1

examples/pico-sdk/w5500-evb-pico2-picosdk-baremetal-builtin/net.c

@@ -0,0 +1 @@
+../../device-dashboard/net.c

examples/pico-sdk/w5500-evb-pico2-picosdk-baremetal-builtin/net.h

@@ -0,0 +1 @@
+../../device-dashboard/net.h

examples/pico-sdk/w5500-evb-pico2-picosdk-baremetal-builtin/packed_fs.c

@@ -0,0 +1 @@
+../../device-dashboard/packed_fs.c

test/pico-sdk/Makefile

@@ -1,18 +1,27 @@
-PROJECTS ?= $(wildcard ../../examples/rp2040/*-sdk-*)
+PROJECTS ?= $(wildcard ../../examples/pico-sdk/*-picosdk-*)
+SDK_PATH ?= $(realpath $(PWD))/pico-sdk
+SDK_VERSION ?= 2.0.0
 
 all: $(PROJECTS)
 	echo 
 
-$(PROJECTS): pico-sdk
+$(PROJECTS): pico-sdk FORCE
-	(make -C $@ build && make -C $@ clean) || ( \
+	(make -C $@ build SDK_PATH=$(SDK_PATH) && make -C $@ clean) || ( \
-	ln -s $(PWD)/pico-sdk $@/pico-sdk && \
+	ln -s $(SDK_PATH) $@/pico-sdk && \
 	cd $@ && rm -rf build && mkdir -p build && \
-	cd build && cmake -G "Unix Makefiles" .. && make && \
+	cd build && cmake -DPICO_BOARD=$(SDKBNAME) -G "Unix Makefiles" .. && make && \
-	rm -rf build pico-sdk )
+	cd .. && rm -rf build pico-sdk )
+
+FORCE:
 
 pico-sdk:
-	git clone --depth 1 -b 1.5.1 https://github.com/raspberrypi/pico-sdk $@
+	test -d $(SDK_PATH) || ( git clone --depth 1 -b $(SDK_VERSION) https://github.com/raspberrypi/pico-sdk $@ && \
-	cd $@ && git submodule update --init
+	cd $@ && git submodule update --init )
 
 clean:
-	rm -rf pico-sdk
+	rm -rf $(SDK_PATH)
+
+# Wizard-style board name --> Pico-SDK board name; SDKBNAME = table[BOARD]
+SDK_evb-pico  := pico
+SDK_evb-pico2 := pico2
+SDKBNAME = $(SDK_$(BOARD))

test/wizard/Makefile

@@ -15,7 +15,7 @@ ifeq "$(IDE)" "Keil"
 BUILD = true
 endif
 ifeq "$(IDE)" "Pico-SDK"
-BUILD = $(MAKE) -f ../pico-sdk/Makefile PROJECTS=wizard
+BUILD = $(MAKE) -f ../pico-sdk/Makefile PROJECTS=wizard BOARD=$(BOARD)
 endif
 ifeq "$(IDE)" "ESP-IDF"
 BUILD = $(MAKE) -f ../esp-idf/Makefile PROJECTS=wizard

test/wizard/test.sh

@@ -1,12 +1,13 @@
 #!/bin/bash
 
 RTOSES="baremetal FreeRTOS"
-
+WIZARD_URL=""
+test "$1" != "" && WIZARD_URL="WIZARD_URL=$1"
 
 dotest ()
 {
 	echo "BOARD=$1 IDE=$2 RTOS=$3" >> test.log
-	make BOARD=$1 IDE=$2 RTOS=$3 || ( \
+	make BOARD=$1 IDE=$2 RTOS=$3 $4 $WIZARD_URL || ( \
 		echo "^^^ FAILED ^^^" >> test.log && rm -rf wizard* workspace )
 }
 
@@ -15,57 +16,57 @@ cd `dirname "$0"`
 rm test.log
 
 
-STM32="f207 f429 f439 f746 f756 f767 h563 h573 h723 h735 h743 h745 h747 h753 h755"
+#STM32="f207 f429 f439 f746 f756 f767 h563 h573 h723 h735 h743 h745 h747 h753 h755"
-STIDES="GCC+make CubeIDE"
+#STIDES="GCC+make CubeIDE"
-# Keil: f756
+## Keil: f756
-for board in $STM32; do
+#for board in $STM32; do
-	for ide in $STIDES; do
+#	for ide in $STIDES; do
-		for rtos in $RTOSES; do
+#		for rtos in $RTOSES; do
-			dotest $board $ide $rtos
+#			dotest $board $ide $rtos
-		done
+#		done
-	done
+#	done
-done
+#done
+#
+#
+#NXP="mcxn947"
+#NXPIDES="GCC+make MCUXpresso"
+#for board in $NXP; do
+#	for ide in $NXPIDES; do
+#		for rtos in $RTOSES; do
+#			dotest $board $ide $rtos
+#		done
+#	done
+#done
+#NXP="rt1020 rt1024 rt1040 rt1060 rt1064 rt1170"
+#for board in $NXP; do
+#	dotest $board "GCC+make" "baremetal"
+#done
+#
+#
+#INFINEON="xmc4400 xmc4700 xmc7200"
+#INFINEONIDES="GCC+make"
+#for board in $INFINEON; do
+#	for ide in $INFINEONIDES; do
+#		for rtos in "baremetal"; do
+#			dotest $board $ide $rtos
+#		done
+#	done
+#done
+#
+#
+#TI="tm4c129"
+#TIIDES="GCC+make"
+#for board in $TI; do
+#	for ide in $TIIDES; do
+#		for rtos in $RTOSES; do
+#			dotest $board $ide $rtos
+#		done
+#	done
+#done
+#dotest "tms570" "CGT+make" "baremetal"
 
 
-NXP="mcxn947"
+PICO="evb-pico evb-pico2"
-NXPIDES="GCC+make MCUXpresso"
-for board in $NXP; do
-	for ide in $NXPIDES; do
-		for rtos in $RTOSES; do
-			dotest $board $ide $rtos
-		done
-	done
-done
-NXP="rt1020 rt1024 rt1040 rt1060 rt1064 rt1170"
-for board in $NXP; do
-	dotest $board "GCC+make" "baremetal"
-done
-
-
-INFINEON="xmc4400 xmc4700 xmc7200"
-INFINEONIDES="GCC+make"
-for board in $INFINEON; do
-	for ide in $INFINEONIDES; do
-		for rtos in "baremetal"; do
-			dotest $board $ide $rtos
-		done
-	done
-done
-
-
-TI="tm4c129"
-TIIDES="GCC+make"
-for board in $TI; do
-	for ide in $TIIDES; do
-		for rtos in $RTOSES; do
-			dotest $board $ide $rtos
-		done
-	done
-done
-dotest "tms570" "CGT+make" "baremetal"
-
-
-PICO="evb-pico"
 for board in $PICO; do
 	for rtos in "baremetal"; do
 		dotest $board "Pico-SDK" $rtos
@@ -73,20 +74,20 @@ for board in $PICO; do
 done
 
 
-ESP="esp32"
+#ESP="esp32"
-for board in $ESP; do
+#for board in $ESP; do
-	dotest $board "ESP-IDF" "baremetal"
+#	dotest $board "ESP-IDF" "baremetal"
-done
+#done
-
+#
-# h755 not supported in 3.7.0 branch; master branch currently not building
+## h755 not supported in 3.7.0 branch; master branch currently not building
-# other ST boards (PHY address != 0) might build and not work
+## other ST boards (PHY address != 0) might build and not work
-ZEPHYR="f207 f429 f746 f756 f767 h563 h573 h723 h735 h743 h745 h747 h753 mcxn947 rt1060 rt1064 evb-pico"
+#ZEPHYR="f207 f429 f746 f756 f767 h563 h573 h723 h735 h743 h745 h747 h753 mcxn947 rt1060 rt1064 evb-pico"
-for board in $ZEPHYR; do
+#for board in $ZEPHYR; do
-	dotest $board "Zephyr" "baremetal"
+#	dotest $board "Zephyr" "baremetal"
-done
+#done
-
+#
-
+#
-ARDUINO="teensy41"
+#ARDUINO="teensy41"
-
+#
 rm -rf workspace pico-sdk mcuxpresso .cache .eclipse .p2 build
 cd -

test/xpresso/Makefile

@@ -13,4 +13,5 @@ $(PROJECTS): FORCE
 	PROJNAME=`xq -r .projectDescription.name $@/.project` && \
 	($(DOCKER) $(IMAGE) $(HEADLESS_BUILD) -data workspace -import wizard -cleanBuild $$PROJNAME/$(TARGET) || true) && \
 	test -f $(@F)/$(TARGET)/$$PROJNAME.axf )
+
 FORCE: