From 7f3d7d9ce9818078b6a4616b4c31a28e2868397b Mon Sep 17 00:00:00 2001
From: Christian Cunningham <cc@localhost>
Date: Wed, 24 Aug 2022 19:42:05 -0700
Subject: GPIO constants in a new mdoule

---
 src/gpio.rs   | 4 ++++
 src/kernel.rs | 1 +
 src/uart.rs   | 6 +-----
 3 files changed, 6 insertions(+), 5 deletions(-)
 create mode 100644 src/gpio.rs

(limited to 'src')

diff --git a/src/gpio.rs b/src/gpio.rs
new file mode 100644
index 0000000..5af665b
--- /dev/null
+++ b/src/gpio.rs
@@ -0,0 +1,4 @@
+/// GPIO Register
+pub const GPPUD: u32 = 0x3F200094;
+/// GPIO Clock 0 Register
+pub const GPPUDCLK0: u32 = 0x3F200098;
diff --git a/src/kernel.rs b/src/kernel.rs
index ff33f48..36b6e42 100644
--- a/src/kernel.rs
+++ b/src/kernel.rs
@@ -26,6 +26,7 @@ pub use alloc::string::String;
 mod console;
 mod cpu;
 mod draw;
+mod gpio;
 mod mem;
 mod panic_wait;
 mod print;
diff --git a/src/uart.rs b/src/uart.rs
index fa516a8..e516a6c 100644
--- a/src/uart.rs
+++ b/src/uart.rs
@@ -3,6 +3,7 @@ use crate::cpu::*;
 use crate::sync::interface::Mutex;
 use crate::sync::NullLock;
 use core::fmt;
+use crate::gpio::*;
 
 /// # Data Register
 const UART0_DR: u32 = 0x3F201000;
@@ -21,11 +22,6 @@ const UART0_ICR: u32 = 0x3F201044;
 /// # Integer Baud Rate Register
 const UART0_IBRD: u32 = 0x3F201024;
 
-/// GPIO Register
-const GPPUD: u32 = 0x3F200094;
-/// GPIO Clock 0 Register
-const GPPUDCLK0: u32 = 0x3F200098;
-
 /// # UART Inner Structure
 ///
 /// Keeps record of the console statistics.
-- 
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