Radically simplify the generated Cargo.toml

cargo/Cargo.toml

@@ -18,22 +18,13 @@ debug = true    # Symbols are nice and they don't increase the size on Flash
 opt-level = "z"
 
 [features]
-{%- if std %}
-default = ["std", "embassy", "esp-idf-svc/native"]
-{%- else %}
-default = ["alloc", "embassy", "esp-idf-svc/native", "esp-idf-svc/panic_handler", "esp-idf-svc/alloc_handler", "esp-idf-svc/libstart"]
-{%- endif %}
+default = []
 
-pio = ["esp-idf-svc/pio"]
-std = ["alloc", "esp-idf-svc/binstart", "esp-idf-svc/std"]
-alloc = ["esp-idf-svc/alloc"]
-nightly = ["esp-idf-svc/nightly"]
 experimental = ["esp-idf-svc/experimental"]
-embassy = ["esp-idf-svc/embassy-sync", "esp-idf-svc/critical-section", "esp-idf-svc/embassy-time-driver"]
 
 [dependencies]
-log = { version = "0.4", default-features = false }
-esp-idf-svc = { version = "0.49", default-features = false }
+log = "0.4"
+esp-idf-svc = { version = "0.49", features = ["critical-section", "embassy-time-driver", "embassy-sync"] }
 
 [build-dependencies]
-embuild = "0.32.0"
+embuild = "0.32.0"

cmake/cargo-generate.toml

@@ -1,23 +1,8 @@
 [template]
 cargo_generate_version = ">=0.17.4"
 
-[placeholders.advanced]
-type = "bool"
-prompt = "Configure advanced template options?"
-default = false
-
-[conditional.'advanced'.placeholders.toolchain]
+[placeholders.toolchain]
 type = "string"
 prompt = "Rust toolchain (beware: nightly works only for riscv MCUs!)"
 choices = ["esp", "nightly"]
 default = "esp"
-
-[conditional.'advanced'.placeholders.hal]
-type = "bool"
-prompt = "Enable HAL support?"
-default = true
-
-[conditional.'advanced'.placeholders.std]
-type = "bool"
-prompt = "Enable STD support?"
-default = true

cmake/components/rust-{{project-name}}/Cargo.toml

@@ -17,25 +17,13 @@ opt-level = "s"
 debug = true # Symbols are nice and they don't increase the size on Flash
 opt-level = "z"
 
-{%- if hal %}
 [features]
-{%- if std %}
-default = ["std", "embassy", "esp-idf-svc/native"]
-{%- else %}
-default = ["alloc", "embassy", "esp-idf-svc/native", "esp-idf-svc/panic_handler", "esp-idf-svc/alloc_handler"]
-{%- endif %}
-
-pio = ["esp-idf-svc/pio"]
-std = ["alloc", "esp-idf-svc/std"]
-alloc = ["esp-idf-svc/alloc"]
-nightly = ["esp-idf-svc/nightly"]
+default = []
 experimental = ["esp-idf-svc/experimental"]
-embassy = ["esp-idf-svc/embassy-sync", "esp-idf-svc/critical-section", "esp-idf-svc/embassy-time-driver"]
 
 [dependencies]
-log = { version = "0.4", default-features = false }
-esp-idf-svc = { version = "0.49", default-features = false }
+log = "0.4"
+esp-idf-svc = { version = "0.49", default-features = false, features = ["std", "critical-section", "embassy-time-driver", "embassy-sync"] }
 
 [build-dependencies]
 embuild = "0.32.0"
-{%- endif %}