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bug squashing & testing

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koniifer 2024-09-15 17:01:29 +01:00
parent 5f2b181f22
commit b021fc5b86
13 changed files with 132 additions and 113 deletions
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22
Cargo.lock generated
View file

@ -61,9 +61,9 @@ dependencies = [
[[package]]
name = "anyhow"
version = "1.0.88"
version = "1.0.89"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "4e1496f8fb1fbf272686b8d37f523dab3e4a7443300055e74cdaa449f3114356"
checksum = "86fdf8605db99b54d3cd748a44c6d04df638eb5dafb219b135d0149bd0db01f6"
[[package]]
name = "autocfg"
@ -148,9 +148,9 @@ checksum = "8318a53db07bb3f8dca91a600466bdb3f2eaadeedfdbcf02e1accbad9271ba50"
[[package]]
name = "cc"
version = "1.1.18"
version = "1.1.19"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b62ac837cdb5cb22e10a256099b4fc502b1dfe560cb282963a974d7abd80e476"
checksum = "2d74707dde2ba56f86ae90effb3b43ddd369504387e718014de010cec7959800"
dependencies = [
"shlex",
]
@ -390,17 +390,17 @@ dependencies = [
[[package]]
name = "hbbytecode"
version = "0.1.0"
source = "git+https://git.ablecorp.us/AbleOS/holey-bytes.git#c133c2dbe71b3f1e1142bacef200775ae0c1d22d"
source = "git+https://git.ablecorp.us/AbleOS/holey-bytes.git#6968e7d769d905c41fbe4c195d9d34d3339c32cf"
[[package]]
name = "hbbytecode"
version = "0.1.0"
source = "git+https://git.ablecorp.us/ableos/holey-bytes#c133c2dbe71b3f1e1142bacef200775ae0c1d22d"
source = "git+https://git.ablecorp.us/ableos/holey-bytes.git#6968e7d769d905c41fbe4c195d9d34d3339c32cf"
[[package]]
name = "hblang"
version = "0.1.0"
source = "git+https://git.ablecorp.us/AbleOS/holey-bytes.git#c133c2dbe71b3f1e1142bacef200775ae0c1d22d"
source = "git+https://git.ablecorp.us/AbleOS/holey-bytes.git#6968e7d769d905c41fbe4c195d9d34d3339c32cf"
dependencies = [
"hbvm 0.1.0 (git+https://git.ablecorp.us/AbleOS/holey-bytes.git)",
]
@ -408,7 +408,7 @@ dependencies = [
[[package]]
name = "hbvm"
version = "0.1.0"
source = "git+https://git.ablecorp.us/AbleOS/holey-bytes.git#c133c2dbe71b3f1e1142bacef200775ae0c1d22d"
source = "git+https://git.ablecorp.us/AbleOS/holey-bytes.git#6968e7d769d905c41fbe4c195d9d34d3339c32cf"
dependencies = [
"hbbytecode 0.1.0 (git+https://git.ablecorp.us/AbleOS/holey-bytes.git)",
]
@ -416,9 +416,9 @@ dependencies = [
[[package]]
name = "hbvm"
version = "0.1.0"
source = "git+https://git.ablecorp.us/ableos/holey-bytes#c133c2dbe71b3f1e1142bacef200775ae0c1d22d"
source = "git+https://git.ablecorp.us/ableos/holey-bytes.git#6968e7d769d905c41fbe4c195d9d34d3339c32cf"
dependencies = [
"hbbytecode 0.1.0 (git+https://git.ablecorp.us/ableos/holey-bytes)",
"hbbytecode 0.1.0 (git+https://git.ablecorp.us/ableos/holey-bytes.git)",
]
[[package]]
@ -597,7 +597,7 @@ dependencies = [
"derive_more",
"embedded-graphics",
"hashbrown",
"hbvm 0.1.0 (git+https://git.ablecorp.us/ableos/holey-bytes)",
"hbvm 0.1.0 (git+https://git.ablecorp.us/ableos/holey-bytes.git)",
"limine",
"log",
"sbi",

2
kernel/Cargo.toml
View file

@ -6,7 +6,7 @@ version = "0.2.0"
[dependencies]
embedded-graphics = "0.8"
hbvm.git = "https://git.ablecorp.us/ableos/holey-bytes"
hbvm.git = "https://git.ablecorp.us/ableos/holey-bytes.git"
log = "0.4"
spin = "0.9"
slab = { version = "0.4", default-features = false }

48
kernel/src/holeybytes/ecah.rs
View file

@ -97,55 +97,37 @@ pub fn handler(vm: &mut Vm) {
let msg_vec = block_read(mem_addr, length);
let msg_type = msg_vec[0];
match msg_type {
0 => 'wow: {
let size = match msg_vec[0] {
0 => 1,
1 => 2,
2 => 4,
_ => {
error!("Tried to write more than 32 bits");
break 'wow;
}
};
let addr = u16::from_le_bytes(msg_vec[1..3].try_into().unwrap());
0 => {
let size = msg_vec[1];
let addr = u16::from_le_bytes(msg_vec[2..4].try_into().unwrap());
let value = unsafe {
match size {
1 => x86_in::<u8>(addr) as u64,
2 => x86_in::<u16>(addr) as u64,
4 => x86_in::<u32>(addr) as u64,
0 => x86_in::<u8>(addr) as u64,
1 => x86_in::<u16>(addr) as u64,
2 => x86_in::<u32>(addr) as u64,
_ => panic!("how?"),
}
};
trace!("Read the value {} from address {}", value, addr);
info!("Read the value {} from address {}", value, addr);
vm.registers[1] = hbvm::value::Value(value);
}
1 => 'wow: {
let size = match msg_vec[1] {
0 => 1,
1 => 2,
2 => 4,
_ => {
error!("Tried to write more than 32 bits");
break 'wow;
}
};
let addr = unsafe {
u16::from_le_bytes(msg_vec[1..3].try_into().unwrap_unchecked())
};
1 => {
let size = msg_vec[1];
let addr = u16::from_le_bytes(msg_vec[2..4].try_into().unwrap());
trace!("Setting address {}", addr);
unsafe {
match size {
1 => x86_out(addr, msg_vec[3]),
2 => x86_out(
0 => x86_out(addr, msg_vec[4]),
1 => x86_out(
addr,
u16::from_le_bytes(
msg_vec[3..5].try_into().unwrap_unchecked(),
msg_vec[4..6].try_into().unwrap_unchecked(),
),
),
4 => x86_out(
2 => x86_out(
addr,
u32::from_le_bytes(
msg_vec[3..7].try_into().unwrap_unchecked(),
msg_vec[4..8].try_into().unwrap_unchecked(),
),
),
_ => panic!("How?"),

4
kernel/src/holeybytes/kernel_services/mod.rs
View file

@ -6,6 +6,6 @@ pub mod mem_serve;
pub mod service_definition_service;
#[inline(always)]
pub fn block_read<'a>(mem_addr: u64, length: usize) -> &'a [u8] {
unsafe { slice::from_raw_parts(mem_addr as *const u8, length) }
pub fn block_read<'a>(mem_addr: u64, length: usize) -> &'a mut [u8] {
unsafe { slice::from_raw_parts_mut(mem_addr as *mut _, length) }
}

26
kernel/src/holeybytes/mod.rs
View file

@ -61,28 +61,22 @@ impl<'p> Future for ExecThread {
fn poll(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Self::Output> {
match self.vm.run() {
Err(err) => {
error!("HBVM Error\r\nRegister dump: {:?}", self.vm.registers);
Poll::Ready(Err(err))
}
Ok(VmRunOk::End) => Poll::Ready(Ok(())),
Ok(VmRunOk::Ecall) => {
ecah::handler(&mut self.vm);
cx.waker().wake_by_ref();
Poll::Pending
}
Ok(VmRunOk::Timer) => {
cx.waker().wake_by_ref();
Poll::Pending
log::error!("HBVM Error\r\nRegister dump: {:?}", self.vm.registers,);
return Poll::Ready(Err(err));
}
Ok(VmRunOk::End) => return Poll::Ready(Ok(())),
Ok(VmRunOk::Ecall) => ecah::handler(&mut self.vm),
Ok(VmRunOk::Timer) => (),
Ok(VmRunOk::Breakpoint) => {
error!(
log::error!(
"HBVM Debug breakpoint\r\nRegister dump: {:?}",
self.vm.registers
self.vm.registers,
);
cx.waker().wake_by_ref();
Poll::Pending
}
}
cx.waker().wake_by_ref();
Poll::Pending
}
}

31
kernel/src/kmain.rs
View file

@ -12,7 +12,7 @@ use {
hashbrown::HashMap,
hbvm::mem::Address,
limine::{Framebuffer, FramebufferRequest, NonNullPtr},
log::{debug, info},
log::{debug, trace},
spin::{Lazy, Mutex},
};
@ -36,9 +36,9 @@ pub fn kmain(_cmdline: &str, boot_modules: BootModules) -> ! {
let dt = DEVICE_TREE.lock();
// TODO(Able): This line causes a deadlock
info!("Device Tree: {}", dt);
debug!("Device Tree: {}", dt);
info!("Boot complete. Moving to init_system");
trace!("Boot complete. Moving to init_system");
// TODO: schedule the disk driver from the initramfs
// TODO: schedule the filesystem driver from the initramfs
@ -60,39 +60,32 @@ pub fn kmain(_cmdline: &str, boot_modules: BootModules) -> ! {
disp.set_attribute("pitch", fb1.pitch);
dt.devices.insert("Displays".to_string(), alloc::vec![disp]);
}
log::info!("Graphics initialised");
log::info!(
debug!("Graphics initialised");
debug!(
"Graphics front ptr {:?}",
fb1.address.as_ptr().unwrap() as *const u8
);
let mut executor = crate::task::Executor::new(256);
let bm_take = boot_modules.len();
unsafe {
for module in boot_modules.into_iter().take(bm_take) {
let mut cmd = module.cmd;
if cmd.len() > 2 {
// // Remove the quotes
// cmd.remove(0);
// cmd.pop();
cmd = &cmd[1..cmd.len()]
}
for module in boot_modules.iter() {
let cmd = module.cmd.trim_matches('"');
let cmd_len = cmd.len() as u64;
log::info!("Spawning {} with arguments \"{}\"", module.path, cmd);
let mut thr = ExecThread::new(&module.bytes, Address::new(0));
if cmd_len > 0 {
thr.set_arguments(cmd.as_ptr() as u64, cmd_len);
}
executor.spawn(async move {
let mut thr = ExecThread::new(&module.bytes, Address::new(0));
if cmd_len > 0 {
thr.set_arguments(cmd.as_bytes().as_ptr() as u64, cmd_len);
}
if let Err(e) = thr.await {
log::error!("{e:?}");
}
})
}
info!("Random number: {}", hardware_random_u64());
debug!("Random number: {}", hardware_random_u64());
executor.run();
};

2
kernel/src/lib.rs
View file

@ -2,8 +2,8 @@
//! Named akern.
//! Akern is woefully undersupported at the moment but we are looking to add support improve hardware discovery and make our lives as kernel and operating system developers easier and better
#![no_std]
#![feature(new_uninit)]
#![feature(
new_uninit,
abi_x86_interrupt,
alloc_error_handler,
ptr_sub_ptr,

16
sysdata/libraries/stn/src/memory.hb
View file

@ -18,21 +18,13 @@ release_page := fn(ptr: ^u8, page_count: u8): void {
}
outb := fn(addr: u16, value: u8): void {
msg := "\0\0\0\0\0";
*@as(^u8, msg) = @as(u8, 1);
*@as(^u8, msg + 1) = @as(u8, 0);
*@as(^u16, @bitcast(msg + 2)) = addr;
*@as(^u8, msg + 4) = value
@eca(void, 3, 3, msg, 5)
return
msg := [u8; 5].(1, 0, @as(u8, addr & 0xFF), @as(u8, addr >> 8 & 0xFF), value)
return @eca(void, 3, 3, &msg, 5)
}
inb := fn(addr: u16): u8 {
msg := "\0\0\0\0";
*@as(^u8, msg) = @as(u8, 0);
*@as(^u8, msg + 1) = @as(u8, 0);
*@as(^u16, @bitcast(msg + 2)) = addr
return @eca(u8, 3, 3, msg, 4)
msg := [u8; 4].(0, 0, @as(u8, addr & 0xFF), @as(u8, addr >> 8 & 0xFF))
return @eca(u8, 3, 3, &msg, 4)
}
outl := fn(addr: u16, value: u32): void {

40
sysdata/libraries/stn/src/string.hb
View file

@ -7,32 +7,40 @@ length := fn(ptr: ^u8): int {
display_int := fn(num: int, p: ^u8): ^u8 {
i := 0
if num == 0 {
*p = 48
*p = 48;
*(p + 1) = 0
return p
}
neg := num < 0
if neg {
num = -num
}
loop if num == 0 break else {
*(p + i) = num % 10 + 48
num /= 10
i += 1
}
@inline(reverse, p);
*(p + i) = 0
if neg {
*(p + i) = 45
i += 1
}
@inline(reverse, p, i)
return p
}
reverse := fn(s: ^u8): void {
//reverse a string, don't remove digits
len := 0
loop if *(s + len) == 0 break else len += 1
i := 0
j := len - 1
temp := 0
loop if i >= j break else {
temp = *(s + i);
*(s + i) = *(s + j);
*(s + j) = temp
i += 1
j -= 1
reverse := fn(p: ^u8, len: int): void {
start := 0
end := len - 1
loop if start >= end break else {
temp := *(p + start);
*(p + start) = *(p + end);
*(p + end) = temp
start += 1
end -= 1
}
return
}

3
sysdata/programs/ps2_driver/README.md Normal file
View file

@ -0,0 +1,3 @@
# PS/2 Driver
This program is a simple driver to read keypresses from a PS/2 Keyboard Also will contain an abstraction for the PS/2 controller in general so the Mouse code will probably also live here...maybe

11
sysdata/programs/ps2_driver/meta.toml Normal file
View file

@ -0,0 +1,11 @@
[package]
name = "ps2_driver"
authors = ["Talha Qamar"]
[dependants.libraries]
[dependants.binaries]
hblang.version = "1.0.0"
[build]
command = "hblang src/main.hb"

33
sysdata/programs/ps2_driver/src/main.hb Normal file
View file

@ -0,0 +1,33 @@
.{memory, log, string, buffer} := @use("../../../libraries/stn/src/lib.hb")
send_byte := fn(byte: u8): u8 {
memory.outb(96, byte)
return memory.inb(96)
}
main := fn(): int {
send_byte(238)
log.info("PS/2 Driver Loaded\0")
if send_byte(238) == 238 {
log.info("PS/2 Keyboard Echoed\0")
}
a := 0
a += 1
if send_byte(244) == 250 {
log.info("Enabled scanning\0")
}
buf := buffer.create("XKeyboard\0")
ptr := memory.request_page(1)
prev_input := 250
loop {
input := memory.inb(96)
if input == prev_input {
continue
}
prev_input = input
keycode_str := string.display_int(input, ptr)
log.info(string.display_int(input, ptr))
buffer.send_message(keycode_str, buf)
}
return 0
}

7
sysdata/system_config.toml
View file

@ -41,5 +41,8 @@ resolution = "1024x768x24"
# [boot.limine.ableos.modules.dt_buffer_test]
# path = "boot:///dt_buffer_test.hbf"
[boot.limine.ableos.modules.svga_driver]
path = "boot:///svga_driver.hbf"
# [boot.limine.ableos.modules.svga_driver]
# path = "boot:///svga_driver.hbf"
[boot.limine.ableos.modules.ps2_driver]
path = "boot:///ps2_driver.hbf"