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refactor(hvc): drop clear-guest-areas hypercall #8

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Merged
hky1999 merged 3 commits into from
May 9, 2026
Merged

refactor(hvc): drop clear-guest-areas hypercall #8

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f8f8a20
refactor(hvc): drop clear-guest-areas hypercall
hky1999 Apr 21, 2026
5027422
Add current-process exit hypercall
hky1999 May 5, 2026
83190e2
Remove obsolete exit hypercall
hky1999 May 6, 2026
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10 changes: 0 additions & 10 deletions src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -45,15 +45,6 @@ numeric_enum! {
/// Refer to `shmat` syscall, <https://man7.org/linux/man-pages/man2/shmat.2.html>
/// this is used to attach a shared memory region to the current instance.
HIVCSHMAt = HYPER_CALL_CODE_PRIVILEGED_MASK | 10,
/// Clear all guest memory areas,
/// I know this HVC seems strange, the thing is, we prepare a early-stage `eqloader`
/// in guest address space as a user-space executor, when the instance starts running,
/// the pre-loader `eqloader` is useless and should be cleared, because it will take up
/// the guest memory space and the mapping is not known by the `EqAddrSpace` in `ProcessInnerRegion`.
/// So we use this hypercall to notify the hypervisor that the loading is done and
/// the pre-loader should be cleared.
/// Generally, this HVC is triggered by `shim` in the first `brk` syscall.
HClearGuestAreas = HYPER_CALL_CODE_PRIVILEGED_MASK | 11,

HMMapSync = HYPER_CALL_CODE_PRIVILEGED_MASK | 12,

Expand Down Expand Up @@ -101,7 +92,6 @@ impl core::fmt::Debug for HyperCallCode {
HyperCallCode::HIVCGet => write!(f, "HIVCGet {:#x}", *self as u32),
HyperCallCode::HIVCDt => write!(f, "HIVCDt {:#x}", *self as u32),
HyperCallCode::HIVCSHMAt => write!(f, "HIVCSHMAt {:#x}", *self as u32),
HyperCallCode::HClearGuestAreas => write!(f, "HClearGuestAreas {:#x}", *self as u32),
HyperCallCode::HBenchVMCall => write!(f, "HBenchVMCall {:#x}", *self as u32),
HyperCallCode::HBenchEPTMmap => write!(f, "HBenchEPTMmap {:#x}", *self as u32),
HyperCallCode::HBenchEPTMUnmap => write!(f, "HBenchEPTMUnmap {:#x}", *self as u32),
Expand Down
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