Initial import, test of esp-rs/rust#96

.cargo/config.toml

@@ -0,0 +1,31 @@
+[build]
+# Uncomment the relevant target for your chip here (ESP32, ESP32-S2, ESP32-S3 or ESP32-C3)
+#target = "xtensa-esp32-espidf"
+#target = "xtensa-esp32s2-espidf"
+#target = "xtensa-esp32s3-espidf"
+target = "riscv32imc-esp-espidf"
+
+[target.xtensa-esp32-espidf]
+linker = "ldproxy"
+
+[target.xtensa-esp32s2-espidf]
+linker = "ldproxy"
+
+[target.xtensa-esp32s3-espidf]
+linker = "ldproxy"
+
+[target.riscv32imc-esp-espidf]
+linker = "ldproxy"
+
+# Future - necessary for the experimental "native build" of esp-idf-sys with ESP32C3
+# See also https://github.com/ivmarkov/embuild/issues/16
+rustflags = ["-C", "default-linker-libraries"]
+
+[unstable]
+build-std = ["std", "panic_abort"]
+
+[env]
+# Enables the esp-idf-sys "native" build feature (`cargo build --features native`) to build against ESP-IDF stable (v4.4)
+ESP_IDF_VERSION = { value = "branch:release/v4.4" }
+# Enables the esp-idf-sys "native" build feature (`cargo build --features native`) to build against ESP-IDF master (v5.0)
+#ESP_IDF_VERSION = { value = "master" }

.gitignore

@@ -0,0 +1,4 @@
+/.vscode
+/.embuild
+/target
+/Cargo.lock

Cargo.toml

@@ -0,0 +1,26 @@
+[package]
+name = "esp-fs-tests"
+version = "0.1.0"
+authors = ["Scott Mabin <scott@mabez.dev>"]
+edition = "2018"
+resolver = "2"
+
+[profile.release]
+opt-level = "s"
+
+[profile.dev]
+debug = true # Symbols are nice and they don't increase the size on Flash
+opt-level = "z"
+
+[features]
+default = ["native"]
+native = ["esp-idf-sys/native"]
+
+[dependencies]
+esp-idf-sys = { version = "0.30.6", features = ["binstart"] }
+c_str_macro = "1.0.3"
+
+
+[build-dependencies]
+embuild = "0.28"
+anyhow = "1"

README.md

@@ -0,0 +1,7 @@
+## esp-fs-tests
+
+To run the test suite on a esp32c3, run the following command. Make sure `cargo-espflash` is installed.
+
+```bash
+cargo +nightly espflash --features native --partition-table partitions.csv  --monitor /dev/ttyUSB0
+```

build.rs

@@ -0,0 +1,5 @@
+// Necessary because of this issue: https://github.com/rust-lang/cargo/issues/9641
+fn main() -> anyhow::Result<()> {
+    embuild::build::CfgArgs::output_propagated("ESP_IDF")?;
+    embuild::build::LinkArgs::output_propagated("ESP_IDF")
+}

partitions.csv

@@ -0,0 +1,6 @@
+# Name,   Type, SubType, Offset,  Size, Flags
+# Note: if you have increased the bootloader size, make sure to update the offsets to avoid overlap
+nvs,      data, nvs,     0x9000,  0x6000,
+phy_init, data, phy,     0xf000,  0x1000,
+factory,  app,  factory, 0x10000, 1M,
+storage,  data, spiffs,  ,        0xF0000,

rust-toolchain.toml

@@ -0,0 +1,5 @@
+[toolchain]
+
+
+channel = "nightly"
+

sdkconfig.defaults

@@ -0,0 +1,10 @@
+# Rust often needs a bit of an extra main task stack size compared to C (the default is 3K)
+CONFIG_ESP_MAIN_TASK_STACK_SIZE=7000
+
+# Use this to set FreeRTOS kernel tick frequency to 1000 Hz (100 Hz by default).
+# This allows to use 1 ms granuality for thread sleeps (10 ms by default).
+#CONFIG_FREERTOS_HZ=1000
+
+# Workaround for https://github.com/espressif/esp-idf/issues/7631
+CONFIG_MBEDTLS_CERTIFICATE_BUNDLE=n
+CONFIG_MBEDTLS_CERTIFICATE_BUNDLE_DEFAULT_FULL=n

src/main.rs

@@ -0,0 +1,32 @@
+use esp_idf_sys::*;
+use c_str_macro::c_str;
+use std::ffi::CStr;
+
+fn main() {
+    esp_idf_sys::link_patches();
+
+    init_partition(c_str!("/storage"), c_str!("storage"), 3);
+    std::fs::write("/storage/test_file", "hello").unwrap();
+
+    test_read_to_string();
+
+    println!("Testing complete!");
+}
+
+fn init_partition(path: &CStr, label: &CStr, max_files: u32) {
+    let storage_conf = esp_vfs_spiffs_conf_t {
+        base_path: path.as_ptr(),
+        partition_label: label.as_ptr(),
+        max_files,
+        format_if_mount_failed: true,
+    };
+
+    unsafe { esp_vfs_spiffs_register(&storage_conf) };
+}
+
+fn test_read_to_string() {
+    let str = std::fs::read_to_string("/storage/test_file").unwrap();
+
+    println!("String is: {:?}", str);
+    assert_eq!("hello", str);
+}