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map initrd and multiple other fixes, it's so very close

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This commit is contained in:
Alex Zenla
2024-01-16 17:57:19 -08:00
parent c9b18fadfd
commit 044795db0f
4 changed files with 179 additions and 107 deletions
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23
xenclient/examples/boot.rs
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@ -1,3 +1,4 @@
use std::fs::read;
use std::{env, process};
use xencall::domctl::DomainControl;
use xencall::memory::MemoryControl;
@ -11,16 +12,26 @@ fn main() -> Result<(), XenClientError> {
env_logger::init();
let args: Vec<String> = env::args().collect();
if args.len() != 2 {
println!("usage: boot <kernel-image>");
if args.len() != 3 {
println!("usage: boot <kernel-image> <initrd>");
process::exit(1);
}
let kernel_image_path = args.get(1).expect("argument not specified");
let initrd_path = args.get(2).expect("argument not specified");
let call = XenCall::open()?;
let domctl = DomainControl::new(&call);
let domain = CreateDomain { max_vcpus: 2, ..Default::default() };
let domain = CreateDomain {
max_vcpus: 1,
..Default::default()
};
let domid = domctl.create_domain(domain)?;
let result = boot(domid, kernel_image_path.as_str(), &call, &domctl);
let result = boot(
domid,
kernel_image_path.as_str(),
initrd_path.as_str(),
&call,
&domctl,
);
domctl.destroy_domain(domid)?;
result?;
println!("domain destroyed: {}", domid);
@ -30,6 +41,7 @@ fn main() -> Result<(), XenClientError> {
fn boot(
domid: u32,
kernel_image_path: &str,
initrd_path: &str,
call: &XenCall,
domctl: &DomainControl,
) -> Result<(), XenClientError> {
@ -37,7 +49,8 @@ fn boot(
let image_loader = ElfImageLoader::load_file_kernel(kernel_image_path)?;
let memctl = MemoryControl::new(call);
let mut boot = BootSetup::new(call, domctl, &memctl, domid);
let mut state = boot.initialize(&image_loader, 512)?;
let initrd = read(initrd_path)?;
let mut state = boot.initialize(&image_loader, initrd.as_slice(), 512)?;
boot.boot(&mut state, "debug")?;
Ok(())
}