zynq::mpcore: add register definitions

src/zynq/mod.rs

@@ -5,3 +5,4 @@ pub mod eth;
 pub mod axi_hp;
 pub mod axi_gp;
 pub mod ddr;
+pub mod mpcore;

src/zynq/mpcore.rs

@@ -0,0 +1,29 @@
+///! Register definitions for Application Processing Unit (mpcore)
+
+use volatile_register::{RO, RW, WO};
+use crate::{register, register_at, register_bit};
+
+#[repr(C)]
+pub struct RegisterBlock {
+    pub scu_control: ScuControl,
+    pub scu_config: RO<u32>,
+    pub scu_cpu_power: RW<u32>,
+    pub scu_invalidate: WO<u32>,
+    reserved0: [u32; 12],
+    pub filter_start: RW<u32>,
+    pub filter_end: RW<u32>,
+    reserved1: [u32; 2],
+    pub scu_access_control: RW<u32>,
+    pub scu_non_secure_access_control: RW<u32>,
+    // there is plenty more (unimplemented)
+}
+register_at!(RegisterBlock, 0xF8F00000, new);
+
+register!(scu_control, ScuControl, RW, u32);
+register_bit!(scu_control, ic_standby_enable, 6);
+register_bit!(scu_control, scu_standby_enable, 5);
+register_bit!(scu_control, force_to_port0_enable, 4);
+register_bit!(scu_control, scu_speculative_linefill_enable, 3);
+register_bit!(scu_control, scu_rams_parity_enable, 2);
+register_bit!(scu_control, address_filtering_enable, 1);
+register_bit!(scu_control, enable, 0);