adapt to riscv 0.12

Author: romancardenas

hifive1-examples/Cargo.toml

@@ -13,24 +13,12 @@ rust-version = "1.72"
 [workspace]
 
 [dependencies]
-critical-section = { version = "1.1.3" }
-hifive1 = { path = "../hifive1", version = "0.13.0", features = ["board-hifive1-revb"] } # Change to your board
-riscv = { version = "0.11.0" }
-riscv-rt = { version = "0.12.2", features = ["single-hart"] }
+critical-section = { version = "1.2.0" }
+hifive1 = { path = "../hifive1", version = "0.14.0", features = ["board-hifive1-revb"] } # Change to your board
+riscv = { version = "0.12.1" }
+riscv-rt = { version = "0.13.0", features = ["single-hart"] }
 panic-halt = "0.2.0"
-semihosting = { version = "0.1",  features = ["stdio", "panic-handler"], optional = true }
+semihosting = { version = "0.1",  features = ["stdio", "panic-handler"] }
 
 [features]
-virq = ["hifive1/virq"]
-
-[[example]]
-name = "sh_hello_world"
-required-features = ["semihosting"]
-
-[[example]]
-name = "sh_led_blink"
-required-features = ["semihosting"]
-
-[[example]]
-name = "sh_rgb_blink"
-required-features = ["semihosting"]
+v-trap = ["hifive1/v-trap"]

hifive1-examples/examples/button_poll.rs

@@ -10,7 +10,7 @@
 
 use hifive1::{
     clock,
-    hal::{delay::Sleep, prelude::*, DeviceResources},
+    hal::{e310x::CLINT, prelude::*, DeviceResources},
     pin, sprintln, Led,
 };
 extern crate panic_halt;
@@ -41,8 +41,7 @@ fn main() -> ! {
     let mut led = pin.into_inverted_output();
 
     // Get the sleep struct from CLINT
-    let clint = dr.core_peripherals.clint;
-    let mut sleep = Sleep::new(clint.mtimecmp, clocks);
+    let mut sleep = CLINT::delay();
 
     const STEP: u32 = 1000; // 1s
     loop {

hifive1-examples/examples/led_blink.rs

@@ -6,7 +6,7 @@
 
 use hifive1::{
     clock,
-    hal::{delay::Sleep, prelude::*, DeviceResources},
+    hal::{e310x::CLINT, prelude::*, DeviceResources},
     pin, sprintln, Led,
 };
 extern crate panic_halt;
@@ -34,8 +34,7 @@ fn main() -> ! {
     let mut led = pin.into_inverted_output();
 
     // Get the sleep struct from CLINT
-    let clint = dr.core_peripherals.clint;
-    let mut sleep = Sleep::new(clint.mtimecmp, clocks);
+    let mut sleep = CLINT::delay();
 
     const STEP: u32 = 1000; // 1s
     loop {

hifive1-examples/examples/led_pwm.rs

@@ -9,7 +9,7 @@
 
 use hifive1::{
     clock,
-    hal::{delay::Sleep, prelude::*, DeviceResources},
+    hal::{e310x::CLINT, prelude::*, DeviceResources},
     pin, sprintln,
 };
 extern crate panic_halt;
@@ -41,8 +41,7 @@ fn main() -> ! {
     let mut channel = pwm0.channel(pin);
 
     // Get the sleep struct from CLINT
-    let clint = dr.core_peripherals.clint;
-    let mut sleep = Sleep::new(clint.mtimecmp, clocks);
+    let mut sleep = CLINT::delay();
 
     const STEP: u32 = 1000; // 1s
     const DUTY_DELTA: u8 = 32;

hifive1-examples/examples/rgb_blink.rs

@@ -6,7 +6,7 @@
 
 use hifive1::{
     clock,
-    hal::{delay::Sleep, prelude::*, DeviceResources},
+    hal::{e310x::CLINT, prelude::*, DeviceResources},
     pin, pins, sprintln, Led,
 };
 extern crate panic_halt;
@@ -36,8 +36,7 @@ fn main() -> ! {
     let mut ileds: [&mut dyn Led; 3] = [&mut tleds.0, &mut tleds.1, &mut tleds.2];
 
     // Get the sleep struct from CLINT
-    let clint = dr.core_peripherals.clint;
-    let mut sleep = Sleep::new(clint.mtimecmp, clocks);
+    let mut sleep = CLINT::delay();
 
     const STEP: u32 = 1000; // 1s
     loop {

hifive1-examples/examples/sh_hello_world.rs

@@ -3,6 +3,7 @@
 #![no_std]
 #![no_main]
 
+extern crate hifive1;
 use semihosting::{println, process::exit};
 
 #[riscv_rt::entry]

hifive1-examples/examples/sh_led_blink.rs

@@ -6,7 +6,7 @@
 
 use hifive1::{
     clock,
-    hal::{delay::Sleep, prelude::*, DeviceResources},
+    hal::{e310x::CLINT, prelude::*, DeviceResources},
     pin, Led,
 };
 use semihosting::{println, process::exit};
@@ -25,8 +25,7 @@ fn main() -> ! {
     let mut led = pin.into_inverted_output();
 
     // Get the sleep struct from CLINT
-    let clint = dr.core_peripherals.clint;
-    let mut sleep = Sleep::new(clint.mtimecmp, clocks);
+    let mut sleep = CLINT::delay();
 
     const N_TOGGLE: usize = 4;
     const STEP: u32 = 500; // 500 ms

hifive1-examples/examples/sh_rgb_blink.rs

@@ -6,7 +6,7 @@
 
 use hifive1::{
     clock,
-    hal::{delay::Sleep, prelude::*, DeviceResources},
+    hal::{e310x::CLINT, prelude::*, DeviceResources},
     pins, Led,
 };
 use semihosting::{println, process::exit};
@@ -27,8 +27,7 @@ fn main() -> ! {
     let mut ileds: [&mut dyn Led; 3] = [&mut tleds.0, &mut tleds.1, &mut tleds.2];
 
     // Get the sleep struct from CLINT
-    let clint = dr.core_peripherals.clint;
-    let mut sleep = Sleep::new(clint.mtimecmp, clocks);
+    let mut sleep = CLINT::delay();
 
     const N_TOGGLES: usize = 4;
     const STEP: u32 = 500; // 500ms

hifive1-examples/src/main.rs

@@ -14,10 +14,7 @@ use hifive1::{
     pin, sprintln,
 };
 
-#[cfg(not(feature = "semihosting"))]
 extern crate panic_halt;
-#[cfg(feature = "semihosting")]
-extern crate semihosting;
 
 #[riscv_rt::entry]
 fn main() -> ! {
@@ -39,5 +36,7 @@ fn main() -> ! {
 
     sprintln!("Hello, world!");
 
-    loop {}
+    loop {
+        riscv::asm::wfi();
+    }
 }