122 lines
3.4 KiB
Rust
122 lines
3.4 KiB
Rust
#![no_std]
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#![no_main]
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#![recursion_limit = "1024"] // for futures_util::select!
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#![feature(alloc_error_handler)]
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#![feature(const_btree_new)]
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#![feature(panic_info_message)]
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#[macro_use]
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extern crate alloc;
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#[cfg(feature = "target_kasli_soc")]
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use core::cell::RefCell;
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use ksupport;
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use libasync::task;
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#[cfg(feature = "target_kasli_soc")]
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use libboard_artiq::io_expander;
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use libboard_artiq::{identifier_read, logger, pl};
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use libboard_zynq::{gic, mpcore, timer::GlobalTimer};
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use libconfig::Config;
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use libcortex_a9::l2c::enable_l2_cache;
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use libsupport_zynq::ram;
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use log::{info, warn};
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mod analyzer;
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mod comms;
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mod mgmt;
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mod moninj;
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mod panic;
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mod proto_async;
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mod rpc_async;
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mod rtio_clocking;
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mod rtio_dma;
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mod rtio_mgt;
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#[cfg(has_drtio)]
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mod subkernel;
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#[cfg(feature = "target_kasli_soc")]
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async fn io_expanders_service(
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i2c_bus: RefCell<&mut libboard_zynq::i2c::I2c>,
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io_expander0: RefCell<io_expander::IoExpander>,
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io_expander1: RefCell<io_expander::IoExpander>,
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) {
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loop {
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task::r#yield().await;
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io_expander0
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.borrow_mut()
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.service(&mut i2c_bus.borrow_mut())
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.expect("I2C I/O expander #0 service failed");
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io_expander1
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.borrow_mut()
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.service(&mut i2c_bus.borrow_mut())
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.expect("I2C I/O expander #1 service failed");
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}
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}
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static mut LOG_BUFFER: [u8; 1 << 17] = [0; 1 << 17];
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#[no_mangle]
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pub fn main_core0() {
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enable_l2_cache(0x8);
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let mut timer = GlobalTimer::start();
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let buffer_logger = unsafe { logger::BufferLogger::new(&mut LOG_BUFFER[..]) };
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buffer_logger.set_uart_log_level(log::LevelFilter::Info);
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buffer_logger.register();
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log::set_max_level(log::LevelFilter::Info);
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info!("NAR3/Zynq7000 starting...");
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ram::init_alloc_core0();
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gic::InterruptController::gic(mpcore::RegisterBlock::mpcore()).enable_interrupts();
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info!("gateware ident: {}", identifier_read(&mut [0; 64]));
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ksupport::i2c::init();
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#[cfg(feature = "target_kasli_soc")]
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let i2c_bus = unsafe { (ksupport::i2c::I2C_BUS).as_mut().unwrap() };
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#[cfg(feature = "target_kasli_soc")]
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let (mut io_expander0, mut io_expander1);
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#[cfg(feature = "target_kasli_soc")]
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{
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io_expander0 = io_expander::IoExpander::new(i2c_bus, 0).unwrap();
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io_expander1 = io_expander::IoExpander::new(i2c_bus, 1).unwrap();
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io_expander0
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.init(i2c_bus)
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.expect("I2C I/O expander #0 initialization failed");
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io_expander1
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.init(i2c_bus)
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.expect("I2C I/O expander #1 initialization failed");
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// Drive TX_DISABLE to false on SFP0..3
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io_expander0.set(0, 1, false);
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io_expander1.set(0, 1, false);
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io_expander0.set(1, 1, false);
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io_expander1.set(1, 1, false);
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io_expander0.service(i2c_bus).unwrap();
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io_expander1.service(i2c_bus).unwrap();
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}
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let cfg = match Config::new() {
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Ok(cfg) => cfg,
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Err(err) => {
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warn!("config initialization failed: {}", err);
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Config::new_dummy()
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}
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};
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rtio_clocking::init(&mut timer, &cfg);
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task::spawn(ksupport::report_async_rtio_errors());
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#[cfg(feature = "target_kasli_soc")]
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task::spawn(io_expanders_service(
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RefCell::new(i2c_bus),
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RefCell::new(io_expander0),
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RefCell::new(io_expander1),
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));
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comms::main(timer, cfg);
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}
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