Explicit enable/disable; fix unsound callbacks

Author: ivmarkov

.cargo/config.toml

@@ -1,6 +1,6 @@
 [build]
-target = "riscv32imc-esp-espidf"
-# target = "xtensa-esp32-espidf"
+target = "riscv32imac-esp-espidf"
+#target = "xtensa-esp32-espidf"
 
 [target.xtensa-esp32-espidf]
 linker = "ldproxy"
@@ -25,6 +25,7 @@ rustflags = ["--cfg", "espidf_time64"]
 [env]
 ESP_IDF_SDKCONFIG_DEFAULTS = ".github/configs/sdkconfig.defaults"
 ESP_IDF_VERSION = "v5.3.2"
+MCU = "esp32c6"
 
 [unstable]
 build-std = ["std", "panic_abort"]

Cargo.toml

@@ -23,7 +23,7 @@ esp-idf-hal = { git = "https://github.com/esp-rs/esp-idf-hal" }
 harness = false
 
 [features]
-default = ["std", "binstart"]
+default = ["std", "binstart", "experimental"]
 
 std = ["alloc", "log/std", "esp-idf-hal/std", "embedded-svc/std", "futures-io"]
 embassy-time-driver = ["dep:embassy-time-driver", "embassy-time-queue-utils"]