From 6365386c6fca3ce244ba36c9dd7e0591275ac77d Mon Sep 17 00:00:00 2001
From: Masato Imai <mii@sfc.wide.ad.jp>
Date: Mon, 4 Aug 2025 10:43:33 +0000
Subject: [PATCH] vm controls

---
 .../src/vmm/x86_64/intel/vmcs/controls.rs     | 177 ++++++++++++++++++
 1 file changed, 177 insertions(+)

diff --git a/nel_os_kernel/src/vmm/x86_64/intel/vmcs/controls.rs b/nel_os_kernel/src/vmm/x86_64/intel/vmcs/controls.rs
index cee9513..b2dfb00 100644
--- a/nel_os_kernel/src/vmm/x86_64/intel/vmcs/controls.rs
+++ b/nel_os_kernel/src/vmm/x86_64/intel/vmcs/controls.rs
@@ -29,3 +29,180 @@ impl PinBasedVmExecutionControls {
         vmcs::VmcsControl32::PIN_BASED_VM_EXECUTION_CONTROLS.write(u32::from(*self))
     }
 }
+
+#[bitfield]
+#[repr(u32)]
+#[derive(Debug, Clone, Copy)]
+pub struct PrimaryProcessorBasedVmExecutionControls {
+    resetved1: B2,
+    pub interrupt_window: bool,
+    pub tsc_offsetting: bool,
+    reserved2: B3,
+    pub hlt: bool,
+    reserved3: B1,
+    pub invlpg: bool,
+    pub mwait: bool,
+    pub rdpmc: bool,
+    pub rdtsc: bool,
+    reserved4: B2,
+    pub cr3load: bool,
+    pub cr3store: bool,
+    pub activate_teritary_controls: bool,
+    reserved5: B1,
+    pub cr8load: bool,
+    pub cr8store: bool,
+    pub use_tpr_shadow: bool,
+    pub nmi_window: bool,
+    pub mov_dr: bool,
+    pub unconditional_io: bool,
+    pub use_io_bitmap: bool,
+    reserved6: B1,
+    pub monitor_trap: bool,
+    pub use_msr_bitmap: bool,
+    pub monitor: bool,
+    pub pause: bool,
+    pub activate_secondary_controls: bool,
+}
+
+impl PrimaryProcessorBasedVmExecutionControls {
+    pub fn read() -> Result<Self, &'static str> {
+        vmcs::VmcsControl32::PRIMARY_PROCESSOR_BASED_VM_EXECUTION_CONTROLS
+            .read()
+            .map(|value| PrimaryProcessorBasedVmExecutionControls::from(value))
+            .map_err(|_| "Failed to read Primary Processor-Based VM Execution Controls")
+    }
+
+    pub fn write(&self) -> Result<(), &'static str> {
+        vmcs::VmcsControl32::PRIMARY_PROCESSOR_BASED_VM_EXECUTION_CONTROLS.write(u32::from(*self))
+    }
+}
+
+#[bitfield]
+#[repr(u32)]
+#[derive(Debug, Clone, Copy)]
+pub struct SecondaryProcessorBasedVmExecutionControls {
+    pub virtualize_apic_accesses: bool,
+    pub ept: bool,
+    pub descriptor_table: bool,
+    pub rdtscp: bool,
+    pub virtualize_x2apic_mode: bool,
+    pub vpid: bool,
+    pub wbinvd: bool,
+    pub unrestricted_guest: bool,
+    pub apic_register_virtualization: bool,
+    pub virtual_interrupt_delivery: bool,
+    pub pause_loop: bool,
+    pub rdrand: bool,
+    pub enable_invpcid: bool,
+    pub enable_vmfunc: bool,
+    pub vmcs_shadowing: bool,
+    pub enable_encls: bool,
+    pub rdseed: bool,
+    pub enable_pml: bool,
+    pub ept_violation: bool,
+    pub conceal_vmx_from_pt: bool,
+    pub enable_xsaves_xrstors: bool,
+    pub pasid_translation: bool,
+    pub mode_based_control_ept: bool,
+    pub subpage_write_eptr: bool,
+    pub pt_guest_pa: bool,
+    pub tsc_scaling: bool,
+    pub enable_user_wait_pause: bool,
+    pub enable_pconfig: bool,
+    pub enable_enclv: bool,
+    pub vmm_buslock_detect: bool,
+    pub instruction_timeout: bool,
+    reserved: B1,
+}
+
+impl SecondaryProcessorBasedVmExecutionControls {
+    pub fn read() -> Result<Self, &'static str> {
+        vmcs::VmcsControl32::SECONDARY_PROCESSOR_BASED_VM_EXECUTION_CONTROLS
+            .read()
+            .map(|value| SecondaryProcessorBasedVmExecutionControls::from(value))
+            .map_err(|_| "Failed to read Secondary Processor-Based VM Execution Controls")
+    }
+
+    pub fn write(&self) -> Result<(), &'static str> {
+        vmcs::VmcsControl32::SECONDARY_PROCESSOR_BASED_VM_EXECUTION_CONTROLS.write(u32::from(*self))
+    }
+}
+
+#[bitfield]
+#[repr(u32)]
+#[derive(Debug, Clone, Copy)]
+pub struct EntryControls {
+    reserved1: B2,
+    pub load_debug_controls: bool,
+    reserved2: B6,
+    pub ia32e_mode_guest: bool,
+    pub entry_smm: bool,
+    pub deactivate_dualmonitor: bool,
+    reserved3: B1,
+    pub load_perf_global_ctrl: bool,
+    pub load_ia32_pat: bool,
+    pub load_ia32_efer: bool,
+    pub load_ia32_bndcfgs: bool,
+    pub conceal_vmx_from_pt: bool,
+    pub load_rtit_ctl: bool,
+    pub load_uinv: bool,
+    pub load_cet_state: bool,
+    pub load_guest_lbr_ctl: bool,
+    pub load_pkrs: bool,
+    reserved4: B9,
+}
+
+impl EntryControls {
+    pub fn read() -> Result<Self, &'static str> {
+        vmcs::VmcsControl32::VM_ENTRY_CONTROLS
+            .read()
+            .map(|value| EntryControls::from(value))
+            .map_err(|_| "Failed to read VM Entry Controls")
+    }
+
+    pub fn write(&self) -> Result<(), &'static str> {
+        vmcs::VmcsControl32::VM_ENTRY_CONTROLS.write(u32::from(*self))
+    }
+}
+
+#[bitfield]
+#[repr(u32)]
+#[derive(Debug, Clone, Copy)]
+pub struct PrimaryExitControls {
+    reserved1: B2,
+    pub save_debug: bool,
+    reserved2: B6,
+    pub host_addr_space_size: bool,
+    reserved3: B3,
+    pub load_perf_global_ctrl: bool,
+    reserved4: B1,
+    pub ack_interrupt_onexit: bool,
+    reserved5: B2,
+    pub save_ia32_pat: bool,
+    pub load_ia32_pat: bool,
+    pub save_ia32_efer: bool,
+    pub load_ia32_efer: bool,
+    pub save_vmx_preemption_timer: bool,
+    pub clear_ia32_bndcfgs: bool,
+    pub conceal_vmx_from_pt: bool,
+    pub clear_ia32_rtit_ctl: bool,
+    pub clear_ia32_lbr_ctl: bool,
+    pub clear_uinv: bool,
+    pub load_cet_state: bool,
+    pub load_pkrs: bool,
+    pub save_perf_global_ctl: bool,
+    pub activate_secondary_controls: bool,
+}
+
+impl PrimaryExitControls {
+    pub fn read() -> Result<Self, &'static str> {
+        vmcs::VmcsControl32::PRIMARY_VM_EXIT_CONTROLS
+            .read()
+            .map(|value| PrimaryExitControls::from(value))
+            .map_err(|_| "Failed to read Primary VM Exit Controls")
+    }
+
+    pub fn write(&self) -> Result<(), &'static str> {
+        vmcs::VmcsControl32::PRIMARY_VM_EXIT_CONTROLS.write(u32::from(*self))
+    }
+}