wip: enc28j60 driver.

embassy-net-enc28j60/src/bank0.rs

@@ -0,0 +1,69 @@
+#[allow(dead_code)]
+#[derive(Clone, Copy)]
+pub enum Register {
+    ERDPTL = 0x00,
+    ERDPTH = 0x01,
+    EWRPTL = 0x02,
+    EWRPTH = 0x03,
+    ETXSTL = 0x04,
+    ETXSTH = 0x05,
+    ETXNDL = 0x06,
+    ETXNDH = 0x07,
+    ERXSTL = 0x08,
+    ERXSTH = 0x09,
+    ERXNDL = 0x0a,
+    ERXNDH = 0x0b,
+    ERXRDPTL = 0x0c,
+    ERXRDPTH = 0x0d,
+    ERXWRPTL = 0x0e,
+    ERXWRPTH = 0x0f,
+    EDMASTL = 0x10,
+    EDMASTH = 0x11,
+    EDMANDL = 0x12,
+    EDMANDH = 0x13,
+    EDMADSTL = 0x14,
+    EDMADSTH = 0x15,
+    EDMACSL = 0x16,
+    EDMACSH = 0x17,
+}
+
+impl Register {
+    pub(crate) fn addr(&self) -> u8 {
+        *self as u8
+    }
+
+    pub(crate) fn is_eth_register(&self) -> bool {
+        match *self {
+            Register::ERDPTL => true,
+            Register::ERDPTH => true,
+            Register::EWRPTL => true,
+            Register::EWRPTH => true,
+            Register::ETXSTL => true,
+            Register::ETXSTH => true,
+            Register::ETXNDL => true,
+            Register::ETXNDH => true,
+            Register::ERXSTL => true,
+            Register::ERXSTH => true,
+            Register::ERXNDL => true,
+            Register::ERXNDH => true,
+            Register::ERXRDPTL => true,
+            Register::ERXRDPTH => true,
+            Register::ERXWRPTL => true,
+            Register::ERXWRPTH => true,
+            Register::EDMASTL => true,
+            Register::EDMASTH => true,
+            Register::EDMANDL => true,
+            Register::EDMANDH => true,
+            Register::EDMADSTL => true,
+            Register::EDMADSTH => true,
+            Register::EDMACSL => true,
+            Register::EDMACSH => true,
+        }
+    }
+}
+
+impl Into<super::Register> for Register {
+    fn into(self) -> super::Register {
+        super::Register::Bank0(self)
+    }
+}