Show keyboard input on the display and get lines from the keyboard

This commit is contained in:
pjht 2024-09-11 19:27:38 -05:00
parent 3b8eccacf0
commit 8ca0f25f7f
Signed by: pjht
GPG Key ID: CA239FC6934E6F3A
3 changed files with 426 additions and 2 deletions

348
Cargo.lock generated
View File

@ -2,6 +2,354 @@
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View File

@ -4,3 +4,6 @@ version = "0.1.0"
edition = "2021"
[dependencies]
syslog_msg_ipc = { version = "0.1.0", path = "../syslog/syslog_msg_ipc" }
syslog_rpc = { version = "0.1.0", path = "../syslog/syslog_rpc" }
unicode_reader = "1.0.2"

View File

@ -1,6 +1,79 @@
use std::process::Command;
use std::{fs::File, io::{BufReader, Write}, os::mikros::{ipc, syscalls}, process::Command};
use syslog_rpc::Message;
use unicode_reader::CodePoints;
struct SyslogMessageHandler {
registered_devices: Vec<String>,
}
impl SyslogMessageHandler {
fn new() -> Self {
Self {
registered_devices: Vec::new(),
}
}
fn process_messages(&mut self) {
ipc::process_messages();
while let Some(msg) = syslog_msg_ipc::try_get_syslog_msg() {
self.process_message(&msg);
}
}
fn process_message(&mut self, msg: &Message) {
if let Some(binary) = msg.binary.as_ref() {
if binary.kind == 1 {
self.registered_devices.push(
std::str::from_utf8(binary.data.as_slice())
.unwrap()
.to_string(),
);
}
}
}
}
fn main() {
println!("Hello from phase 2 init");
syslog_msg_ipc::register_callback();
let syslog_pid = loop {
if let Some(pid) = syscalls::try_get_registered(2) {
break pid;
}
};
let syslog_client = syslog_rpc::Client::new(syslog_pid);
syslog_client.subscribe_to_binary("devfs".to_string(), vec![1]);
syslog_client
.send_text_message("init_phase2", "Starting PS/2 driver")
.unwrap();
Command::new("/bin/ps2").spawn().unwrap();
let mut msg_handler = SyslogMessageHandler::new();
while !msg_handler
.registered_devices
.iter()
.any(|x| x == "kbd")
{
msg_handler.process_messages();
}
let kbd = BufReader::new(File::open("/dev/kbd").unwrap());
let mut display = File::open("/dev/bga0").unwrap();
let mut line_buf = String::new();
for ch in CodePoints::from(kbd) {
let Ok(ch) = ch else {
continue;
};
write!(display, "{}", ch).unwrap();
if ch == '\n' {
println!("Got line: {:?}", &line_buf);
line_buf.clear();
} else if ch == '\u{8}' {
line_buf.pop();
} else {
line_buf.push(ch);
}
}
}