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Merge branch 'master' into master

This commit is contained in:
able 2023-07-12 16:47:55 +00:00
commit 473598d5df
8 changed files with 227 additions and 10 deletions

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@ -25,7 +25,7 @@ TODO
- A ton more
# Community
[Discord](https://discord.gg/5TnJ8sa7)
[Discord](https://discord.gg/JrKVukDtgs)
# Compiling
1. `git submodule update --init`

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@ -1,5 +1,7 @@
use core::{arch::asm, fmt, ops::Deref, slice, str};
use {
alloc::vec::Vec,
core::{arch::asm, fmt, ops::Deref, slice, str},
};
#[repr(u32)]
pub enum RequestType {
BasicInformation = 0x0000_0000,
@ -767,6 +769,27 @@ impl Master {
physical_address_size: pas,
}
}
// TODO: Macroify this and also include all of the cpu features from self
pub fn features(&self) -> Vec<(&str, bool)> {
let mut fv = Vec::new();
let apic = self.apic();
let avx = self.avx();
let avx2 = self.avx2();
let x2 = self.x2apic();
let gb_pages = self.gigabyte_pages();
let rdseed = self.rdseed();
let rdrand = self.rdrand();
fv.push(("apic", apic));
fv.push(("avx", avx));
fv.push(("avx2", avx2));
fv.push(("gigabyte pages", gb_pages));
fv.push(("rdrand", rdrand));
fv.push(("rdseed", rdseed));
fv.push(("x2apic", x2));
fv
}
master_attr_reader!(version_information, VersionInformation);
master_attr_reader!(

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@ -102,6 +102,7 @@ unsafe extern "C" fn _kernel_start() -> ! {
let mut cpu_features = xml::XMLElement::new("CPU Features");
{
cpuinfo.version_information().unwrap();
let apic = cpuinfo.apic();
let avx = cpuinfo.avx();
let avx2 = cpuinfo.avx2();

186
kernel/src/capabilities.rs Normal file
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@ -0,0 +1,186 @@
//! AbleOS capability tree implementation
use {
crate::{tab, utils::TAB},
alloc::{
string::{String, ToString},
vec,
},
core::fmt,
};
// Seperate
use alloc::vec::Vec;
struct Argument {
name: String,
type_: String,
}
struct Function {
name: String,
args: Vec<Argument>,
ret: String,
}
struct Capability {
name: String,
functions: Vec<Function>,
sub_capabilities: Vec<Capability>,
}
impl Capability {
fn new(name: String) -> Capability {
Capability {
name,
functions: Vec::new(),
sub_capabilities: Vec::new(),
}
}
}
impl fmt::Display for Capability {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
write!(f, "Capability: {}\r\n", self.name)?;
for function in &self.functions {
write!(f, "{}Function: {}\r\n", tab!(1), function.name)?;
for arg in &function.args {
write!(
f,
"{}Argument: {} (Type: {})\r\n",
tab!(2),
arg.name,
arg.type_
)?;
}
write!(f, "{}Return Type: {}\r\n", tab!(2), &function.ret)?;
}
for sub_capability in &self.sub_capabilities {
write!(f, "{}{}\r\n", tab!(1), sub_capability)?;
}
Ok(())
}
}
// impl Capability {
// fn to_string_with_indentation(&self, level: usize) -> String {
// let indent = tab!(level);
// let mut result = format!("{}Capability: {}\n", indent, self.name);
// for function in &self.functions {
// result.push_str(&format!(
// "{}Function: {}\n",
// tab!(indent + 1),
// function.name
// ));
// for arg in &function.args {
// result.push_str(&format!(
// "{}Argument: {} (Type: {})\n",
// tab!(indent + 2),
// arg.name,
// arg.type_
// ));
// }
// result.push_str(&format!(
// "{}Return Type: {}\n",
// tab!(indent + 2),
// &function.ret
// ));
// }
// for sub_capability in &self.sub_capabilities {
// result.push_str(&sub_capability.to_string_with_indentation(level + 1));
// }
// result
// }
// }
struct CapabilityTree {
capabilities: Vec<Capability>,
}
impl CapabilityTree {
fn new() -> CapabilityTree {
CapabilityTree {
capabilities: Vec::new(),
}
}
}
/// A super simple capabilities example
pub fn example() {
let mut capability_tree = Capability::new("VFS".to_string());
let mut file_management_capability = Capability::new("File Management".to_string());
file_management_capability.functions.push(Function {
name: "OpenFile".to_string(),
args: vec![
Argument {
name: "path".to_string(),
type_: "String".to_string(),
},
Argument {
name: "mode".to_string(),
type_: "String".to_string(),
},
],
ret: "FileHandle".to_string(),
});
file_management_capability.functions.push(Function {
name: "ReadFile".to_string(),
args: vec![
Argument {
name: "file".to_string(),
type_: "FileHandle".to_string(),
},
Argument {
name: "buffer".to_string(),
type_: "&mut [u8]".to_string(),
},
Argument {
name: "length".to_string(),
type_: "usize".to_string(),
},
],
ret: "usize".to_string(),
});
file_management_capability.functions.push(Function {
name: "WriteFile".to_string(),
args: vec![
Argument {
name: "file".to_string(),
type_: "FileHandle".to_string(),
},
Argument {
name: "buffer".to_string(),
type_: "&[u8]".to_string(),
},
],
ret: "None".to_string(),
});
let mut directory_management_capability = Capability::new("Directory Management".to_string());
directory_management_capability.functions.push(Function {
name: "CreateDirectory".to_string(),
args: vec![Argument {
name: "path".to_string(),
type_: "String".to_string(),
}],
ret: "bool".to_string(),
});
directory_management_capability.functions.push(Function {
name: "ListDirectory".to_string(),
args: vec![Argument {
name: "path".to_string(),
type_: "String".to_string(),
}],
ret: "Vec<String>".to_string(),
});
capability_tree
.sub_capabilities
.push(file_management_capability);
capability_tree
.sub_capabilities
.push(directory_management_capability);
log::debug!("CapTree\r\n{}", capability_tree);
}

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@ -26,6 +26,7 @@ impl OSHandle {
#[derive(Debug, Eq, Hash, PartialEq, Clone, Copy)]
pub struct Handle {
id: OSHandle,
// TODO: Update this to be indexes into the caps
perms: Permissions,
}

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@ -1,5 +1,7 @@
//! AbleOS Kernel Entrypoint
use crate::capabilities;
// use crate::arch::sloop;
use {
crate::{
@ -39,6 +41,8 @@ pub fn kmain(cmdline: &str, boot_modules: BootModules) -> ! {
// TODO: schedule the filesystem driver from the initramfs
// TODO: schedule the init system from the initramfs
capabilities::example();
// TODO: change this to a driver
{
let mut prog = alloc::vec![];

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@ -22,6 +22,7 @@ extern crate alloc;
mod allocator;
mod arch;
mod bootmodules;
pub mod capabilities;
pub mod device_tree;
pub mod handle;
pub mod host;

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@ -173,20 +173,21 @@ fn run(release: bool, target: Target) -> Result<(), Error> {
"-m", "4G",
// "-serial", "stdio",
"-smp", "cores=4",
"-vga", "cirrus",
// "-vga", "cirrus",
// "-device", "ati-vga",
"-device", "virtio-gpu-pci",
// "-device", "virtio-gpu-pci",
"-device", "virtio-serial,id=virtio-serial0",
"-chardev", "stdio,id=char0,mux=on",
"-device", "virtconsole,chardev=char0",
"-device", "virtio-mouse-pci",
// "-device", "virtio-serial,id=virtio-serial0",
// "-chardev", "stdio,id=char0,mux=on",
// "-device", "virtconsole,chardev=char0",
// "-device", "virtio-mouse-pci",
// "-device", "ati-vga", "model=rage128p"
]);
#[cfg(target_os = "linux")]
{
//com.args(["-enable-kvm", "-cpu", "host"]);
}
}