move dts source into the emulator directory

4 files changed, 66 insertions, 3 deletions

diff --git a/.gitignore b/.gitignore
index d5de5d8..8ae2689 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,3 @@
 /target
 /.idea
-wkern.bin
-*.dtb
\ No newline at end of file
+wkern.bin
\ No newline at end of file
diff --git a/build.rs b/build.rs
new file mode 100644
index 0000000..829bb31
--- /dev/null
+++ b/build.rs
@@ -0,0 +1,26 @@
+use std::process::Command;
+use std::path::Path;
+
+fn main() {
+    println!("cargo:rerun-if-changed=wrv32em-common.dts");
+
+    let out_dir = std::env::var("OUT_DIR").unwrap();
+    let output = Path::new(&out_dir).join("wrv32em-common.dtb");
+
+    let status = Command::new("dtc")
+        .args([
+            "-I", "dts",
+            "-O", "dtb",
+            "-o",
+            output.to_str().unwrap(),
+            "wrv32em-common.dts",
+        ])
+        .status()
+        .expect("failed to run dtc");
+
+    if !status.success() {
+        panic!("dtc failed");
+    }
+
+    println!("cargo:rustc-env=DTB_PATH={}", output.display());
+}
\ No newline at end of file
diff --git a/src/main.rs b/src/main.rs
index 69134ac..45f567f 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -17,7 +17,7 @@ fn main() {
     let path = std::path::PathBuf::from("wkern.bin");
     let f_dat = std::fs::read(path).expect("Unable to read file");
 
-    let dtb_dat = std::fs::read(std::path::PathBuf::from("v1.dtb")).expect("Unable to read file");
+    let dtb_dat = std::fs::read(env!("DTB_PATH")).expect("Unable to read file");
 
     let memory = Memory::new(MEMORY_SIZE);
 
diff --git a/wrv32em-common.dts b/wrv32em-common.dts
new file mode 100644
index 0000000..834d430
--- /dev/null
+++ b/wrv32em-common.dts
@@ -0,0 +1,38 @@
+/dts-v1/;
+
+/ {
+    #address-cells = <1>;
+    #size-cells = <1>;
+
+    memory@70000000 {
+        device_type = "memory";
+        status = "okay";
+        reg = <0x70000000
+               0x04000000>;
+    };
+    /*
+    pcie@40000000 {
+        compatible = "vendor,soc-pci";
+        device_type = "pci";
+        status = "okay";
+
+        reg = <0x40000000 0x1000000>;
+        #address-cells = <3>;
+        #size-cells = <2>;
+
+        bus-range = <0x00 0xff>;
+
+        ranges = <
+            /* flag      PCI address  CPU address    size    *//*
+            0x81000000 0x0 0x00000000  0x50000000 0x00100000 /*32-bit memory space*//*
+            0x81000000 0x0 0x00000000  0x4f000000 0x00010000 /* IO space *//*
+        >;
+
+        dma-ranges = <
+            0x42000000  0x0 0x00000000  0x00000000  0xffffffff
+        >;
+
+
+    };
+    */
+};