main: add latest experimentation code
This commit is contained in:
parent
a8cb085a25
commit
1036ecc0f7
125
src/main.rs
125
src/main.rs
@ -10,13 +10,14 @@
|
||||
#![allow(dead_code)]
|
||||
|
||||
extern crate alloc;
|
||||
|
||||
use alloc::{vec, vec::Vec};
|
||||
use core::mem::transmute;
|
||||
use compiler_builtins as _;
|
||||
use smoltcp::wire::{EthernetAddress, IpAddress, IpCidr};
|
||||
use smoltcp::iface::{NeighborCache, EthernetInterfaceBuilder};
|
||||
use smoltcp::time::Instant;
|
||||
use smoltcp::socket::SocketSet;
|
||||
use smoltcp::socket::{TcpSocket, TcpSocketBuffer};
|
||||
|
||||
mod boot;
|
||||
mod regs;
|
||||
@ -26,11 +27,17 @@ mod panic;
|
||||
mod zynq;
|
||||
mod stdio;
|
||||
mod ram;
|
||||
use cortex_a9::mutex::Mutex;
|
||||
|
||||
const HWADDR: [u8; 6] = [0, 0x23, 0xde, 0xea, 0xbe, 0xef];
|
||||
|
||||
static mut STACK_CORE1: [u32; 512] = [0; 512];
|
||||
|
||||
pub fn main() {
|
||||
// zynq::clocks::CpuClocks::enable_io(1_250_000_000);
|
||||
println!("\nzc706 main");
|
||||
use regs::RegisterR;
|
||||
println!("Boot mode: {:?}", zynq::slcr::RegisterBlock::new().boot_mode.read().boot_mode_pins());
|
||||
|
||||
let mut flash = zynq::flash::Flash::new(200_000_000).linear_addressing_mode();
|
||||
let flash_ram: &[u8] = unsafe { core::slice::from_raw_parts(flash.ptr(), flash.size()) };
|
||||
@ -44,30 +51,71 @@ pub fn main() {
|
||||
let mut flash = flash.stop();
|
||||
|
||||
let mut ddr = zynq::ddr::DdrRam::new();
|
||||
println!("DDR: {:?}", ddr.status());
|
||||
#[cfg(not(feature = "target_zc706"))]
|
||||
ddr.memtest();
|
||||
ram::init_alloc(&mut ddr);
|
||||
|
||||
for i in 0..=1 {
|
||||
let mut flash_io = flash.manual_mode(i);
|
||||
// println!("rdcr={:02X}", flash_io.rdcr());
|
||||
print!("Flash {} ID:", i);
|
||||
for b in flash_io.rdid() {
|
||||
print!(" {:02X}", b);
|
||||
}
|
||||
println!("");
|
||||
print!("Flash {} I/O:", i);
|
||||
for o in 0..4 {
|
||||
for b in flash_io.read(32 * o, 32) {
|
||||
for o in 0..8 {
|
||||
const CHUNK: u32 = 8;
|
||||
for b in flash_io.read(CHUNK * o, CHUNK as usize) {
|
||||
print!(" {:02X}", b);
|
||||
}
|
||||
}
|
||||
println!("");
|
||||
|
||||
flash_io.dump("Read cr1", 0x35);
|
||||
flash_io.dump("Read Autoboot", 0x14);
|
||||
flash_io.dump("Read Bank", 0x16);
|
||||
flash_io.dump("DLP Bank", 0x16);
|
||||
flash_io.dump("Read ESig", 0xAB);
|
||||
flash_io.dump("OTP Read", 0x4B);
|
||||
flash_io.dump("DYB Read", 0xE0);
|
||||
flash_io.dump("PPB Read", 0xE2);
|
||||
flash_io.dump("ASP Read", 0x2B);
|
||||
flash_io.dump("Password Read", 0xE7);
|
||||
|
||||
flash_io.write_enabled(|flash_io| {
|
||||
flash_io.erase(0);
|
||||
});
|
||||
flash_io.write_enabled(|flash_io| {
|
||||
flash_io.program(0, [0x23054223; (0x100 >> 2)].iter().cloned());
|
||||
});
|
||||
|
||||
flash = flash_io.stop();
|
||||
}
|
||||
|
||||
let core1_stack = vec![0; 2048];
|
||||
|
||||
let core1_stack = unsafe { &mut STACK_CORE1[..] };
|
||||
println!("{} bytes stack for core1", core1_stack.len());
|
||||
boot::Core1::start(core1_stack);
|
||||
let core1 = boot::Core1::start(core1_stack);
|
||||
|
||||
for _ in 0..0x1000000 {
|
||||
let mut l = SHARED.lock();
|
||||
*l += 1;
|
||||
}
|
||||
while !*DONE.lock() {
|
||||
let x = { *SHARED.lock() };
|
||||
println!("shared: {:08X}", x);
|
||||
}
|
||||
let x = { *SHARED.lock() };
|
||||
println!("done shared: {:08X}", x);
|
||||
|
||||
core1.stop();
|
||||
|
||||
cortex_a9::asm::dsb();
|
||||
print!("Core1 stack [{:08X}..{:08X}]:", &core1.stack[0] as *const _ as u32, &core1.stack[core1.stack.len() - 1] as *const _ as u32);
|
||||
for w in core1.stack {
|
||||
print!(" {:08X}", w);
|
||||
}
|
||||
println!(".");
|
||||
|
||||
let eth = zynq::eth::Eth::default(HWADDR.clone());
|
||||
println!("Eth on");
|
||||
@ -109,6 +157,16 @@ pub fn main() {
|
||||
];
|
||||
let mut sockets = SocketSet::new(&mut sockets_storage[..]);
|
||||
|
||||
// taken from example code for smoltcp
|
||||
let mut tcp_server_rx_data = vec![0; 512 * 1024];
|
||||
let mut tcp_server_tx_data = vec![0; 512 * 1024];
|
||||
let tcp_rx_buffer = TcpSocketBuffer::new(&mut tcp_server_rx_data[..]);
|
||||
let tcp_tx_buffer = TcpSocketBuffer::new(&mut tcp_server_tx_data[..]);
|
||||
let tcp_socket = TcpSocket::new(tcp_rx_buffer, tcp_tx_buffer);
|
||||
let tcp_handle = sockets.add(tcp_socket);
|
||||
/// `chargen`
|
||||
const TCP_PORT: u16 = 19;
|
||||
|
||||
let mut time = 0u32;
|
||||
loop {
|
||||
time += 1;
|
||||
@ -121,36 +179,41 @@ pub fn main() {
|
||||
}
|
||||
}
|
||||
|
||||
// match eth.recv_next() {
|
||||
// Ok(Some(pkt)) => {
|
||||
// print!("eth: rx {} bytes", pkt.len());
|
||||
// for b in pkt.iter() {
|
||||
// print!(" {:02X}", b);
|
||||
// }
|
||||
// println!("");
|
||||
// }
|
||||
// Ok(None) => {}
|
||||
// Err(e) => {
|
||||
// println!("eth rx error: {:?}", e);
|
||||
// }
|
||||
// }
|
||||
// (mostly) taken from smoltcp example: TCP echo server
|
||||
let mut socket = sockets.get::<TcpSocket>(tcp_handle);
|
||||
if !socket.is_open() {
|
||||
socket.listen(TCP_PORT).unwrap()
|
||||
}
|
||||
if socket.may_recv() && socket.can_send() {
|
||||
socket.recv(|buf| {
|
||||
let len = buf.len().min(4096);
|
||||
let buffer = buf[..len].iter().cloned().collect::<Vec<_>>();
|
||||
(len, buffer)
|
||||
})
|
||||
.and_then(|buffer| socket.send_slice(&buffer[..]))
|
||||
.map(|_| {})
|
||||
.unwrap_or_else(|e| println!("tcp: {:?}", e));
|
||||
|
||||
// match eth.send(512) {
|
||||
// Some(mut pkt) => {
|
||||
// let mut x = 0;
|
||||
// for b in pkt.iter_mut() {
|
||||
// *b = x;
|
||||
// x += 1;
|
||||
// }
|
||||
// println!("eth tx {} bytes", pkt.len());
|
||||
// }
|
||||
// None => println!("eth tx shortage"),
|
||||
// }
|
||||
}
|
||||
}
|
||||
|
||||
// #[allow(unreachable_code)]
|
||||
// drop(tx_descs);
|
||||
// #[allow(unreachable_code)]
|
||||
// drop(tx_buffers);
|
||||
}
|
||||
|
||||
static SHARED: Mutex<u32> = Mutex::new(0);
|
||||
static DONE: Mutex<bool> = Mutex::new(false);
|
||||
|
||||
pub fn main_core1() {
|
||||
println!("Hello from core1!");
|
||||
for _ in 0..0x1000000 {
|
||||
let mut l = SHARED.lock();
|
||||
*l += 1;
|
||||
}
|
||||
println!("core1 done!");
|
||||
*DONE.lock() = true;
|
||||
|
||||
loop {}
|
||||
}
|
||||
|
||||
@ -494,3 +494,13 @@ impl Flash<Manual> {
|
||||
Transfer::new(self, args, len)
|
||||
}
|
||||
|
||||
pub fn dump(&mut self, label: &'_ str, inst_code: u8) {
|
||||
print!("{}:", label);
|
||||
|
||||
let args = Some(u32::from(inst_code) << 24);
|
||||
for b in self.transfer(args.into_iter(), 32).bytes_transfer() {
|
||||
print!(" {:02X}", b);
|
||||
}
|
||||
println!("");
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user