update to Pico-SDK 2.0.0

examples/pico-sdk/pico-w-picosdk-baremetal-builtin/CMakeLists.txt

@@ -16,7 +16,7 @@ target_include_directories(firmware PUBLIC
   .
 )
 
-target_link_libraries(firmware hardware_pio hardware_dma pico_stdlib pico_rand cyw43_driver_picow)
+target_link_libraries(firmware pico_stdlib pico_rand pico_cyw43_driver pico_cyw43_arch_none)
 pico_add_extra_outputs(firmware)     # create map/bin/hex file etc.
 
 pico_enable_stdio_usb(firmware 1)    # Route stdio

examples/pico-sdk/pico-w-picosdk-baremetal-builtin/Makefile

@@ -12,10 +12,10 @@ build: pico-sdk build/firmware.uf2
 
 build/firmware.uf2:
 	$(MKBUILD)
-	cd build && cmake -G "Unix Makefiles" .. && make
+	cd build && cmake -DPICO_BOARD="pico_w" -G "Unix Makefiles" .. && make
 
 pico-sdk:
-	git clone --depth 1 -b 1.5.1 https://github.com/raspberrypi/pico-sdk $@
+	git clone --depth 1 -b 2.0.0 https://github.com/raspberrypi/pico-sdk $@
 	cd $@ && git submodule update --init
 
 clean:

examples/pico-sdk/pico-w-picosdk-baremetal-builtin/driver_pico-w.c

@@ -7,8 +7,8 @@
 
 #include "pico/stdlib.h"
 #include "pico/unique_id.h"
+#include "pico/cyw43_arch.h"
 #include "cyw43.h"
-#include "cyw43_country.h"
 
 #include "mongoose.h"
 #include "driver_pico-w.h"
@@ -19,10 +19,11 @@ static struct mg_tcpip_if *s_ifp;
 static bool mg_tcpip_driver_pico_w_init(struct mg_tcpip_if *ifp) {
   struct mg_tcpip_driver_pico_w_data *d = (struct mg_tcpip_driver_pico_w_data *) ifp->driver_data;
   s_ifp = ifp;
-  // initialize WiFi chip and connect to network
-  cyw43_init(&cyw43_state);
-  cyw43_wifi_set_up(&cyw43_state, CYW43_ITF_STA, true, CYW43_COUNTRY_WORLDWIDE);
-  cyw43_wifi_join(&cyw43_state, strlen(d->ssid), d->ssid, strlen(d->pass), d->pass, CYW43_AUTH_WPA2_AES_PSK, NULL, CYW43_ITF_STA);
+  if (cyw43_arch_init() != 0) return false; // initialize async_context and WiFi chip
+  cyw43_arch_enable_sta_mode();
+  // start connecting to network
+  if (cyw43_arch_wifi_connect_bssid_async(d->ssid, NULL, d->pass, CYW43_AUTH_WPA2_AES_PSK) != 0)
+    return false;
   cyw43_wifi_get_mac(&cyw43_state, CYW43_ITF_STA, ifp->mac);
   return true;
 }
@@ -34,11 +35,7 @@ static size_t mg_tcpip_driver_pico_w_tx(const void *buf, size_t len,
 }
 
 static bool mg_tcpip_driver_pico_w_up(struct mg_tcpip_if *ifp) {
-  return cyw43_wifi_link_status(&cyw43_state, CYW43_ITF_STA) == CYW43_LINK_JOIN ? 1 : 0;
-}
-
-void driver_pico_w_poll(void) {
-  cyw43_poll();
+  return (cyw43_wifi_link_status(&cyw43_state, CYW43_ITF_STA) == CYW43_LINK_JOIN);
 }
 
 struct mg_tcpip_driver mg_tcpip_driver_pico_w = {
@@ -48,32 +45,17 @@ struct mg_tcpip_driver mg_tcpip_driver_pico_w = {
   mg_tcpip_driver_pico_w_up,
 };
 
-void cyw43_cb_tcpip_init(cyw43_t *self, int itf) {}
-void cyw43_cb_tcpip_deinit(cyw43_t *self, int itf) {}
-void cyw43_cb_tcpip_set_link_up(cyw43_t *self, int itf) {}
-void cyw43_cb_tcpip_set_link_down(cyw43_t *self, int itf) {}
-
-// Called once per outstanding frame during a call to cyw43_poll
+// Called once per outstanding frame by async_context
 void cyw43_cb_process_ethernet(void *cb_data, int itf, size_t len, const uint8_t *buf) {
   if (itf != CYW43_ITF_STA) return;
   mg_tcpip_qwrite((void *) buf, len, s_ifp);
   (void) cb_data;
 }
 
-// Return mac address
-void cyw43_hal_get_mac(__unused int idx, uint8_t buf[6]) {
-  memcpy(buf, cyw43_state.mac, 6);
-}
+// Called by async_context
+void cyw43_cb_tcpip_set_link_up(cyw43_t *self, int itf) {}
+void cyw43_cb_tcpip_set_link_down(cyw43_t *self, int itf) {}
 
-// Generate a mac address if one is not set in otp
-void cyw43_hal_generate_laa_mac(__unused int idx, uint8_t buf[6]) {
-  pico_unique_board_id_t board_id;
-  MG_DEBUG(("No MAC in cyw43 OTP, generated from board id"));
-  pico_get_unique_board_id(&board_id);
-  memcpy(buf, &board_id.id[2], 6);
-  buf[0] &= (uint8_t)~0x1; // unicast
-  buf[0] |= 0x2; // locally administered
-}
 
 // there's life beyond lwIP
 void pbuf_copy_partial(void){(void)0;}

examples/pico-sdk/pico-w-picosdk-baremetal-builtin/driver_pico-w.h

@@ -6,5 +6,3 @@ struct mg_tcpip_driver_pico_w_data {
 };
 
 extern struct mg_tcpip_driver mg_tcpip_driver_pico_w;
-
-void driver_pico_w_poll(void);

examples/pico-sdk/pico-w-picosdk-baremetal-builtin/main.c

@@ -43,7 +43,6 @@ int main(void) {
 
   MG_INFO(("Starting event loop"));
   for (;;) {
-    driver_pico_w_poll();
     mg_mgr_poll(&mgr, 0);
   }
 

examples/pico-sdk/pico-w-picosdk-baremetal-builtin/pico_sdk_import.cmake

@@ -18,9 +18,20 @@ if (DEFINED ENV{PICO_SDK_FETCH_FROM_GIT_PATH} AND (NOT PICO_SDK_FETCH_FROM_GIT_P
     message("Using PICO_SDK_FETCH_FROM_GIT_PATH from environment ('${PICO_SDK_FETCH_FROM_GIT_PATH}')")
 endif ()
 
+if (DEFINED ENV{PICO_SDK_FETCH_FROM_GIT_TAG} AND (NOT PICO_SDK_FETCH_FROM_GIT_TAG))
+    set(PICO_SDK_FETCH_FROM_GIT_TAG $ENV{PICO_SDK_FETCH_FROM_GIT_TAG})
+    message("Using PICO_SDK_FETCH_FROM_GIT_TAG from environment ('${PICO_SDK_FETCH_FROM_GIT_TAG}')")
+endif ()
+
+if (PICO_SDK_FETCH_FROM_GIT AND NOT PICO_SDK_FETCH_FROM_GIT_TAG)
+  set(PICO_SDK_FETCH_FROM_GIT_TAG "master")
+  message("Using master as default value for PICO_SDK_FETCH_FROM_GIT_TAG")
+endif()
+
 set(PICO_SDK_PATH "${PICO_SDK_PATH}" CACHE PATH "Path to the Raspberry Pi Pico SDK")
 set(PICO_SDK_FETCH_FROM_GIT "${PICO_SDK_FETCH_FROM_GIT}" CACHE BOOL "Set to ON to fetch copy of SDK from git if not otherwise locatable")
 set(PICO_SDK_FETCH_FROM_GIT_PATH "${PICO_SDK_FETCH_FROM_GIT_PATH}" CACHE FILEPATH "location to download SDK")
+set(PICO_SDK_FETCH_FROM_GIT_TAG "${PICO_SDK_FETCH_FROM_GIT_TAG}" CACHE FILEPATH "release tag for SDK")
 
 if (NOT PICO_SDK_PATH)
     if (PICO_SDK_FETCH_FROM_GIT)
@@ -34,14 +45,14 @@ if (NOT PICO_SDK_PATH)
             FetchContent_Declare(
                     pico_sdk
                     GIT_REPOSITORY https://github.com/raspberrypi/pico-sdk
-                    GIT_TAG master
+                    GIT_TAG ${PICO_SDK_FETCH_FROM_GIT_TAG}
                     GIT_SUBMODULES_RECURSE FALSE
             )
         else ()
             FetchContent_Declare(
                     pico_sdk
                     GIT_REPOSITORY https://github.com/raspberrypi/pico-sdk
-                    GIT_TAG master
+                    GIT_TAG ${PICO_SDK_FETCH_FROM_GIT_TAG}
             )
         endif ()
 

examples/pico-sdk/pico-w-picosdk-builtin/cyw43_configport.h

@@ -1,164 +0,0 @@
-/*
- * Copyright (c) 2022 Raspberry Pi (Trading) Ltd.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-// This header is included by cyw43_driver to setup its environment
-
-// THIS FILE HAS BEEN EDITED, ORIGINAL FILE IN PICO-SDK
-
-#ifndef _CYW43_CONFIGPORT_H
-#define _CYW43_CONFIGPORT_H
-
-#include "boards/pico_w.h"
-#include "hardware/gpio.h"
-#include "pico/error.h"
-#include "pico/time.h"
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-// Use our own TCP/IP stack
-#define CYW43_LWIP 0
-
-#ifndef CYW43_HOST_NAME
-#define CYW43_HOST_NAME "Mongoose"
-#endif
-
-#ifndef CYW43_GPIO
-#define CYW43_GPIO 1
-#endif
-
-#ifndef CYW43_LOGIC_DEBUG
-#define CYW43_LOGIC_DEBUG 0
-#endif
-
-#ifndef CYW43_USE_OTP_MAC
-#define CYW43_USE_OTP_MAC 1
-#endif
-
-#ifndef CYW43_NO_NETUTILS
-#define CYW43_NO_NETUTILS 1
-#endif
-
-#ifndef CYW43_IOCTL_TIMEOUT_US
-#define CYW43_IOCTL_TIMEOUT_US 1000000
-#endif
-
-#ifndef CYW43_USE_STATS
-#define CYW43_USE_STATS 0
-#endif
-
-// todo should this be user settable?
-#ifndef CYW43_HAL_MAC_WLAN0
-#define CYW43_HAL_MAC_WLAN0 0
-#endif
-
-#ifndef STATIC
-#define STATIC static
-#endif
-
-#ifndef CYW43_USE_SPI
-#define CYW43_USE_SPI 1
-#endif
-
-#ifndef CYW43_SPI_PIO
-#define CYW43_SPI_PIO 1
-#endif
-
-#ifndef CYW43_CHIPSET_FIRMWARE_INCLUDE_FILE
-#if CYW43_ENABLE_BLUETOOTH
-#define CYW43_CHIPSET_FIRMWARE_INCLUDE_FILE "wb43439A0_7_95_49_00_combined.h"
-#else
-#define CYW43_CHIPSET_FIRMWARE_INCLUDE_FILE "w43439A0_7_95_49_00_combined.h"
-#endif
-#endif
-
-#ifndef CYW43_WIFI_NVRAM_INCLUDE_FILE
-#define CYW43_WIFI_NVRAM_INCLUDE_FILE "wifi_nvram_43439.h"
-#endif
-
-// Note, these are negated, because cyw43_driver negates them before returning!
-#define CYW43_EPERM            (-PICO_ERROR_NOT_PERMITTED) // Operation not permitted
-#define CYW43_EIO              (-PICO_ERROR_IO) // I/O error
-#define CYW43_EINVAL           (-PICO_ERROR_INVALID_ARG) // Invalid argument
-#define CYW43_ETIMEDOUT        (-PICO_ERROR_TIMEOUT) // Connection timed out
-
-#define CYW43_NUM_GPIOS        CYW43_WL_GPIO_COUNT
-
-#define cyw43_hal_pin_obj_t uint
-
-// get the number of elements in a fixed-size array
-#define CYW43_ARRAY_SIZE(a) count_of(a)
-
-static inline uint32_t cyw43_hal_ticks_us(void) {
-    return time_us_32();
-}
-
-static inline uint32_t cyw43_hal_ticks_ms(void) {
-    return to_ms_since_boot(get_absolute_time());
-}
-
-static inline int cyw43_hal_pin_read(cyw43_hal_pin_obj_t pin) {
-    return gpio_get(pin);
-}
-
-static inline void cyw43_hal_pin_low(cyw43_hal_pin_obj_t pin) {
-    gpio_clr_mask(1 << pin);
-}
-
-static inline void cyw43_hal_pin_high(cyw43_hal_pin_obj_t pin) {
-    gpio_set_mask(1 << pin);
-}
-
-#define CYW43_HAL_PIN_MODE_INPUT           (GPIO_IN)
-#define CYW43_HAL_PIN_MODE_OUTPUT          (GPIO_OUT)
-
-#define CYW43_HAL_PIN_PULL_NONE            (0)
-#define CYW43_HAL_PIN_PULL_UP              (1)
-#define CYW43_HAL_PIN_PULL_DOWN            (2)
-
-static inline void cyw43_hal_pin_config(cyw43_hal_pin_obj_t pin, uint32_t mode, uint32_t pull, __unused uint32_t alt) {
-    assert((mode == CYW43_HAL_PIN_MODE_INPUT || mode == CYW43_HAL_PIN_MODE_OUTPUT) && alt == 0);
-    gpio_set_dir(pin, mode);
-    gpio_set_pulls(pin, pull == CYW43_HAL_PIN_PULL_UP, pull == CYW43_HAL_PIN_PULL_DOWN);
-}
-
-void cyw43_hal_get_mac(int idx, uint8_t buf[6]);
-
-void cyw43_hal_generate_laa_mac(int idx, uint8_t buf[6]);
-
-
-// documentation is king
-#define CYW43_THREAD_ENTER
-#define CYW43_THREAD_EXIT
-#define CYW43_THREAD_LOCK_CHECK
-
-// ??? and the ';' at the end is needed
-#define CYW43_SDPCM_SEND_COMMON_WAIT (void) 0;
-#define CYW43_DO_IOCTL_WAIT (void) 0;
-
-#define cyw43_delay_ms sleep_ms
-#define cyw43_delay_us sleep_us
-static inline void cyw43_schedule_internal_poll_dispatch(void (*func)(void)){
-	(void)func;	// do nothing, we'll call it anyway
-}
-
-#define CYW43_POST_POLL_HOOK
-
-// Allow malloc and free to be changed
-#ifndef cyw43_malloc
-#define cyw43_malloc malloc
-#endif
-#ifndef cyw43_free
-#define cyw43_free free
-#endif
-
-#ifdef __cplusplus
-}
-#endif
-
-
-#endif