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hvm nonredist

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This commit is contained in:
Alex Zenla
2024-05-06 02:07:26 -07:00
parent e60fb29f52
commit 7dfd38fca9
13 changed files with 30216 additions and 105 deletions
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30
crates/xen/xencall/src/lib.rs
View File

@ -3,7 +3,7 @@ pub mod sys;
use crate::error::{Error, Result};
use crate::sys::{
AddressSize, AssignDevice, CreateDomain, DomCtl, DomCtlValue, DomCtlVcpuContext,
AddToPhysmap, AddressSize, AssignDevice, CreateDomain, DomCtl, DomCtlValue, DomCtlVcpuContext,
EvtChnAllocUnbound, GetDomainInfo, GetPageFrameInfo3, HvmContext, HvmParam, Hypercall,
HypercallInit, IoMemPermission, IoPortPermission, IrqPermission, MaxMem, MaxVcpus, MemoryMap,
MemoryReservation, MmapBatch, MmapResource, MmuExtOp, MultiCallEntry, PagingMempool,
@ -15,7 +15,8 @@ use crate::sys::{
XEN_DOMCTL_IOMEM_PERMISSION, XEN_DOMCTL_IOPORT_PERMISSION, XEN_DOMCTL_IRQ_PERMISSION,
XEN_DOMCTL_MAX_MEM, XEN_DOMCTL_MAX_VCPUS, XEN_DOMCTL_PAUSEDOMAIN, XEN_DOMCTL_SETHVMCONTEXT,
XEN_DOMCTL_SETVCPUCONTEXT, XEN_DOMCTL_SET_ADDRESS_SIZE, XEN_DOMCTL_SET_PAGING_MEMPOOL_SIZE,
XEN_DOMCTL_UNPAUSEDOMAIN, XEN_MEM_CLAIM_PAGES, XEN_MEM_MEMORY_MAP, XEN_MEM_POPULATE_PHYSMAP,
XEN_DOMCTL_UNPAUSEDOMAIN, XEN_MEM_ADD_TO_PHYSMAP, XEN_MEM_CLAIM_PAGES, XEN_MEM_MEMORY_MAP,
XEN_MEM_POPULATE_PHYSMAP,
};
use libc::{c_int, mmap, MAP_FAILED, MAP_SHARED, PROT_READ, PROT_WRITE};
use log::trace;
@ -653,6 +654,31 @@ impl XenCall {
Ok(())
}
pub async fn add_to_physmap(&self, domid: u32, space: u32, idx: u64, pfn: u64) -> Result<()> {
trace!(
"memory fd={} add_to_physmap domid={} space={} idx={} pfn={}",
self.handle.as_raw_fd(),
domid,
space,
idx,
pfn,
);
let mut add = AddToPhysmap {
domid: domid as u16,
size: 0,
space,
idx,
gpfn: pfn,
};
self.hypercall2(
HYPERVISOR_MEMORY_OP,
XEN_MEM_ADD_TO_PHYSMAP as c_ulong,
addr_of_mut!(add) as c_ulong,
)
.await?;
Ok(())
}
pub async fn mmuext(&self, domid: u32, cmd: c_uint, arg1: u64, arg2: u64) -> Result<()> {
let mut ops = MmuExtOp { cmd, arg1, arg2 };

11
crates/xen/xencall/src/sys.rs
View File

@ -401,6 +401,16 @@ pub struct MemoryReservation {
pub domid: u16,
}
#[repr(C)]
#[derive(Copy, Clone, Debug)]
pub struct AddToPhysmap {
pub domid: u16,
pub size: u16,
pub space: u32,
pub idx: u64,
pub gpfn: u64,
}
#[repr(C)]
#[derive(Copy, Clone, Debug)]
pub struct MultiCallEntry {
@ -413,6 +423,7 @@ pub const XEN_MEM_POPULATE_PHYSMAP: u32 = 6;
pub const XEN_MEM_MEMORY_MAP: u32 = 10;
pub const XEN_MEM_SET_MEMORY_MAP: u32 = 13;
pub const XEN_MEM_CLAIM_PAGES: u32 = 24;
pub const XEN_MEM_ADD_TO_PHYSMAP: u32 = 7;
#[repr(C)]
#[derive(Copy, Clone, Debug)]