polyboot: basic splash and dfu ident works

apfaudio · Dec 9, 2023 · ec1e0ee · ec1e0ee
1 parent b9060a8
commit ec1e0ee
Show file tree

Hide file tree

Showing 10 changed files with 1,296 additions and 0 deletions.
diff --git a/firmware/build.sh b/firmware/build.sh
@@ -29,3 +29,7 @@ cargo build --target=riscv32imac-unknown-none-elf --release
 
 # Copy it into a binary that litex_term can upload.
 ${OBJCOPY} target/riscv32imac-unknown-none-elf/release/polyvec_main -O binary $BUILD_DIR/rust-fw.bin
+
+cd $FW_ROOT/polyboot
+cargo build --target=riscv32imac-unknown-none-elf --release
+${OBJCOPY} target/riscv32imac-unknown-none-elf/release/polyboot -O binary $BUILD_DIR/bootloader.bin
diff --git a/firmware/polyboot/.cargo/config b/firmware/polyboot/.cargo/config
@@ -0,0 +1,9 @@
+[target.riscv32imac-unknown-none-elf]
+rustflags = [
+  "-C", "link-arg=-Tregions.ld",
+  "-C", "link-arg=-Tmemory.x",
+  "-C", "link-arg=-Tlink.x",
+]
+
+[build]
+target = "riscv32imac-unknown-none-elf"
diff --git a/firmware/polyboot/.gitignore b/firmware/polyboot/.gitignore
@@ -0,0 +1 @@
+/target