move to default aarch32-rt kmain method instead of boot_core

zynq/examples/zedboard/src/bin/ethernet.rs

@@ -104,12 +104,9 @@ pub enum IpMode {
     StackReady,
 }
 
-/// Entry point (not called like a normal main function)
-#[unsafe(no_mangle)]
-pub extern "C" fn boot_core(cpu_id: u32) -> ! {
-    if cpu_id != 0 {
-        panic!("unexpected CPU ID {}", cpu_id);
-    }
+/// Entry point which calls the embassy main method.
+#[zynq7000_rt::entry]
+fn entry_point() -> ! {
     main();
 }
 
@@ -204,7 +201,6 @@ async fn tcp_task(mut tcp: TcpSocket<'static>) -> ! {
 }
 
 #[embassy_executor::main]
-#[unsafe(export_name = "main")]
 async fn main(spawner: Spawner) -> ! {
     let mut dp = Peripherals::take().unwrap();
     l2_cache::init_with_defaults(&mut dp.l2c);

zynq/examples/zedboard/src/bin/l3gd20h-i2c-mio.rs

@@ -36,17 +36,13 @@ use zynq7000_rt as _;
 const PS_CLOCK_FREQUENCY: Hertz = Hertz::from_raw(33_333_300);
 const I2C_ADDR_SEL: I2cAddr = I2cAddr::Sa0Low;
 
-/// Entry point (not called like a normal main function)
-#[unsafe(no_mangle)]
-pub extern "C" fn boot_core(cpu_id: u32) -> ! {
-    if cpu_id != 0 {
-        panic!("unexpected CPU ID {}", cpu_id);
-    }
+/// Entry point which calls the embassy main method.
+#[zynq7000_rt::entry]
+fn entry_point() -> ! {
     main();
 }
 
 #[embassy_executor::main]
-#[unsafe(export_name = "main")]
 async fn main(_spawner: Spawner) -> ! {
     let mut dp = Peripherals::take().unwrap();
     l2_cache::init_with_defaults(&mut dp.l2c);

zynq/examples/zedboard/src/bin/l3gd20h-spi-mio.rs

@@ -39,17 +39,13 @@ const PS_CLOCK_FREQUENCY: Hertz = Hertz::from_raw(33_333_300);
 const DEBUG_SPI_CLK_CONFIG: bool = false;
 const BLOCKING: bool = false;
 
-/// Entry point (not called like a normal main function)
-#[unsafe(no_mangle)]
-pub extern "C" fn boot_core(cpu_id: u32) -> ! {
-    if cpu_id != 0 {
-        panic!("unexpected CPU ID {}", cpu_id);
-    }
+/// Entry point which calls the embassy main method.
+#[zynq7000_rt::entry]
+fn entry_point() -> ! {
     main();
 }
 
 #[embassy_executor::main]
-#[unsafe(export_name = "main")]
 async fn main(spawner: Spawner) -> ! {
     let mut dp = Peripherals::take().unwrap();
     l2_cache::init_with_defaults(&mut dp.l2c);

zynq/examples/zedboard/src/bin/qspi.rs

@@ -21,19 +21,15 @@ const QSPI_DEV_COMBINATION: qspi::QspiDeviceCombination = qspi::QspiDeviceCombin
     two_devices: false,
 };
 
-/// Entry point (not called like a normal main function)
-#[unsafe(no_mangle)]
-pub extern "C" fn boot_core(cpu_id: u32) -> ! {
-    if cpu_id != 0 {
-        panic!("unexpected CPU ID {}", cpu_id);
-    }
+/// Entry point which calls the embassy main method.
+#[zynq7000_rt::entry]
+fn entry_point() -> ! {
     main();
 }
 
 const ERASE_PROGRAM_READ_TEST: bool = false;
 
 #[embassy_executor::main]
-#[unsafe(export_name = "main")]
 async fn main(_spawner: Spawner) -> ! {
     let periphs = zynq7000_hal::init(zynq7000_hal::Config {
         init_l2_cache: true,

zynq/examples/zedboard/src/bin/uart-blocking.rs

@@ -31,12 +31,9 @@ const INIT_STRING: &str = "-- Zynq 7000 Zedboard blocking UART example --\n\r";
 const AXI_UARTLITE_BASE_ADDR: u32 = 0x42C0_0000;
 const AXI_UAR16550_BASE_ADDR: u32 = 0x43C0_0000;
 
-/// Entry point (not called like a normal main function)
-#[unsafe(no_mangle)]
-pub extern "C" fn boot_core(cpu_id: u32) -> ! {
-    if cpu_id != 0 {
-        panic!("unexpected CPU ID {}", cpu_id);
-    }
+/// Entry point which calls the embassy main method.
+#[zynq7000_rt::entry]
+fn entry_point() -> ! {
     main();
 }
 
@@ -99,7 +96,6 @@ impl UartMultiplexer {
     }
 }
 #[embassy_executor::main]
-#[unsafe(export_name = "main")]
 async fn main(_spawner: Spawner) -> ! {
     let mut dp = Peripherals::take().unwrap();
     l2_cache::init_with_defaults(&mut dp.l2c);

zynq/examples/zedboard/src/bin/uart-non-blocking.rs

@@ -95,12 +95,9 @@ static UARTLITE_PROD: Mutex<RefCell<Option<heapless::spsc::Producer<'static, u8,
 static UART16550_PROD: Mutex<RefCell<Option<heapless::spsc::Producer<'static, u8, RB_SIZE>>>> =
     Mutex::new(RefCell::new(None));
 
-/// Entry point (not called like a normal main function)
-#[unsafe(no_mangle)]
-pub extern "C" fn boot_core(cpu_id: u32) -> ! {
-    if cpu_id != 0 {
-        panic!("unexpected CPU ID {}", cpu_id);
-    }
+/// Entry point which calls the embassy main method.
+#[zynq7000_rt::entry]
+fn entry_point() -> ! {
     main();
 }
 
@@ -164,7 +161,6 @@ impl UartMultiplexer {
 }
 
 #[embassy_executor::main]
-#[unsafe(export_name = "main")]
 async fn main(spawner: Spawner) -> ! {
     let mut dp = Peripherals::take().unwrap();
     l2_cache::init_with_defaults(&mut dp.l2c);

zynq/examples/zedboard/src/main.rs

@@ -15,17 +15,13 @@ use zynq7000_rt as _;
 
 const INIT_STRING: &str = "-- Zynq 7000 Zedboard GPIO blinky example --\n\r";
 
-/// Entry point (not called like a normal main function)
-#[unsafe(no_mangle)]
-pub extern "C" fn boot_core(cpu_id: u32) -> ! {
-    if cpu_id != 0 {
-        panic!("unexpected CPU ID {}", cpu_id);
-    }
+/// Entry point which calls the embassy main method.
+#[zynq7000_rt::entry]
+fn entry_point() -> ! {
     main();
 }
 
 #[embassy_executor::main]
-#[unsafe(export_name = "main")]
 async fn main(_spawner: Spawner) -> ! {
     let periphs = zynq7000_hal::init(zynq7000_hal::Config {
         init_l2_cache: true,