wip: bls signature in rust

app/.gitignore

@@ -38,7 +38,14 @@
 cmake-build-debug/
 \.idea/workspace\.xml
 \.idea/
-
+src/ledger/bin/
+src/ledger/debug/
+src/ledger/obj/
+obj/app\.elf
+debug/app\.map
+debug/app\.asm
+bin/app\.hex
+bin/app\.elf
 glyphs/glyphs\.h
 glyphs/glyphs\.c
 obj/

app/Makefile

@@ -58,6 +58,7 @@ APP_LOAD_PARAMS = --curve secp256k1 $(COMMON_LOAD_PARAMS) --path $(APPPATH)
 
 APP_STACK_MIN_SIZE := 3000
 include $(CURDIR)/../deps/ledger-zxlib/makefiles/Makefile.devices
+RUST_TARGET := thumbv6m-none-eabi
 
 $(info TARGET_NAME  = [$(TARGET_NAME)])
 $(info ICONNAME  = [$(ICONNAME)])
@@ -70,19 +71,19 @@ include $(CURDIR)/../deps/ledger-zxlib/makefiles/Makefile.platform
 CFLAGS += -Wvla  -Wno-implicit-fallthrough
 CFLAGS += -I$(MY_DIR)/../deps/tinycbor/src
 APP_SOURCE_PATH += $(MY_DIR)/../deps/tinycbor-ledger
+LDFLAGS  += -z muldefs
+LDLIBS   += -Lrust/target/$(RUST_TARGET)/release -lrslib
+APP_SOURCE_PATH += $(MY_DIR)/rust/include
+
+APP_CUSTOM_LINK_DEPENDENCIES = rust
 
 .PHONY: rust
 rust:
-	@echo "No rust code"
-#	cd rust && CARGO_HOME="$(CURDIR)/rust/.cargo" cargo build --target thumbv6m-none-eabi --release
-
-# Before linking, we need to be sure rust lib is there
-bin/app.elf: rust
+	cd rust && RUSTC_BOOTSTRAP=1 CARGO_HOME="$(CURDIR)/rust/.cargo" cargo build --target $(RUST_TARGET) --release
 
 .PHONY: rust_clean
 rust_clean:
-	@echo "No rust code"
-#	cd rust && CARGO_HOME="$(CURDIR)/rust/.cargo" cargo clean
+	cd rust && CARGO_HOME="$(CURDIR)/rust/.cargo" cargo clean
 
 clean: rust_clean
 
@@ -101,3 +102,7 @@ listvariants:
 .PHONY: version
 version:
 	@echo "v$(APPVERSION)" > app.version
+
+.PHONY: rust_tests
+rust_tests:
+	cd rust && CARGO_HOME="$(CURDIR)/rust/.cargo" cargo test

app/rust/.cargo/config

@@ -0,0 +1,13 @@
+[build]
+
+[target.'cfg(all(target_arch = "arm", target_os = "none"))']
+rustflags = [
+    "--emit", "asm",
+	"-C", "relocation-model=ropi",
+    "-C", "link-arg=-nostartfiles",
+    "-C", "link-arg=-Tlink.ld",
+    "-C", "inline-threshold=0"
+]
+[unstable]
+build-std=["core"]
+build-std-features=["panic_immediate_abort"]