first commit

Author: JurajSadel

.cargo/config.toml

@@ -0,0 +1,32 @@
+[target.riscv32imc-unknown-none-elf]
+runner = "espflash flash --monitor"
+
+[build]
+rustflags = [
+  "-C", "link-arg=-Tlinkall.x",
+   "-C", "link-arg=-Trom_functions.x",
+  # Required to obtain backtraces (e.g. when using the "esp-backtrace" crate.)
+  # NOTE: May negatively impact performance of produced code
+  "-C", "force-frame-pointers",
+
+  # comment the cfgs below if you do _not_ wish to emulate atomics.
+  # enable the atomic codegen option for RISCV
+  "-C", "target-feature=+a",
+  # tell the core library have atomics even though it's not specified in the target definition
+  "--cfg", "target_has_atomic_load_store",
+  "--cfg", 'target_has_atomic_load_store="8"',
+  "--cfg", 'target_has_atomic_load_store="16"',
+  "--cfg", 'target_has_atomic_load_store="32"',
+  "--cfg", 'target_has_atomic_load_store="ptr"',
+  # enable cas
+  "--cfg", "target_has_atomic",
+  "--cfg", 'target_has_atomic="8"',
+  "--cfg", 'target_has_atomic="16"',
+  "--cfg", 'target_has_atomic="32"',
+  "--cfg", 'target_has_atomic="ptr"',
+]
+
+target = "riscv32imc-unknown-none-elf"
+
+[unstable]
+build-std = ["core"]

.gitignore

@@ -0,0 +1,10 @@
+# Generated by Cargo
+# will have compiled files and executables
+debug/
+target/
+
+# These are backup files generated by rustfmt
+**/*.rs.bk
+
+# MSVC Windows builds of rustc generate these, which store debugging information
+*.pdb