| #!/usr/bin/env bash |
| # Copyright 2022 The ChromiumOS Authors |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| # Regenerate kvm_sys bindgen bindings. |
| |
| set -euo pipefail |
| cd "$(dirname "${BASH_SOURCE[0]}")/.." |
| |
| source tools/impl/bindgen-common.sh |
| |
| KVM_EXTRAS="// Added by kvm_sys/bindgen.sh |
| use zerocopy::AsBytes; |
| use zerocopy::FromBytes; |
| use zerocopy::FromZeroes; |
| |
| // TODO(b/316337317): Update if new memslot flag is accepted in upstream |
| pub const KVM_MEM_NON_COHERENT_DMA: u32 = 8; |
| pub const KVM_CAP_USER_CONFIGURE_NONCOHERENT_DMA: u32 = 236; |
| |
| // TODO(qwandor): Update this once the pKVM patches are merged upstream with a stable capability ID. |
| pub const KVM_CAP_ARM_PROTECTED_VM: u32 = 0xffbadab1; |
| pub const KVM_CAP_ARM_PROTECTED_VM_FLAGS_SET_FW_IPA: u32 = 0; |
| pub const KVM_CAP_ARM_PROTECTED_VM_FLAGS_INFO: u32 = 1; |
| pub const KVM_VM_TYPE_ARM_PROTECTED: u32 = 0x80000000; |
| pub const KVM_DEV_VFIO_PVIOMMU: u32 = 2; |
| pub const KVM_DEV_VFIO_PVIOMMU_ATTACH: u32 = 1; |
| #[repr(C)] |
| #[derive(Debug, Default, Copy, Clone)] |
| pub struct kvm_vfio_iommu_info { |
| pub device_fd: i32, |
| pub nr_sids: u32, |
| } |
| pub const KVM_DEV_VFIO_PVIOMMU_GET_INFO: u32 = 2; |
| #[repr(C)] |
| #[derive(Debug, Default, Copy, Clone)] |
| pub struct kvm_vfio_iommu_config { |
| pub device_fd: i32, |
| pub sid_idx: u32, |
| pub vsid: u32, |
| } |
| pub const KVM_PVIOMMU_SET_CONFIG: i32 = 1;" |
| |
| X86_64_EXTRAS=" |
| // This is how zerocopy's author deal with bindings for __BindgenBitfieldUnit<Storage>, see: |
| // https://fuchsia-review.googlesource.com/c/859278/8/src/starnix/lib/linux_uapi/generate.py |
| unsafe impl<Storage> AsBytes for __BindgenBitfieldUnit<Storage> |
| where |
| Storage: AsBytes, |
| { |
| fn only_derive_is_allowed_to_implement_this_trait() {} |
| } |
| |
| unsafe impl<Storage> FromBytes for __BindgenBitfieldUnit<Storage> |
| where |
| Storage: FromBytes, |
| { |
| fn only_derive_is_allowed_to_implement_this_trait() {} |
| } |
| |
| unsafe impl<Storage> FromZeroes for __BindgenBitfieldUnit<Storage> |
| where |
| Storage: FromZeroes, |
| { |
| fn only_derive_is_allowed_to_implement_this_trait() {} |
| }" |
| |
| bindgen_generate \ |
| --raw-line "${KVM_EXTRAS}" \ |
| --raw-line "${X86_64_EXTRAS}" \ |
| --blocklist-item='__kernel.*' \ |
| --blocklist-item='__BITS_PER_LONG' \ |
| --blocklist-item='__FD_SETSIZE' \ |
| --blocklist-item='_?IOC.*' \ |
| --with-derive-custom "kvm_regs=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "kvm_sregs=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "kvm_fpu=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "kvm_debugregs=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "kvm_xcr=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "kvm_xcrs=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "kvm_lapic_state=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "kvm_mp_state=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "kvm_vcpu_events=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "kvm_vcpu_events__bindgen_ty_1=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "kvm_vcpu_events__bindgen_ty_2=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "kvm_vcpu_events__bindgen_ty_3=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "kvm_vcpu_events__bindgen_ty_4=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "kvm_vcpu_events__bindgen_ty_5=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "kvm_dtable=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "kvm_segment=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "kvm_pic_state=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "kvm_ioapic_state=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "kvm_pit_state2=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "kvm_clock_data=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "kvm_ioapic_state__bindgen_ty_1=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "kvm_ioapic_state__bindgen_ty_1__bindgen_ty_1=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "kvm_pit_channel_state=FromZeroes,FromBytes,AsBytes" \ |
| "${BINDGEN_LINUX_X86_HEADERS}/include/linux/kvm.h" \ |
| -- \ |
| -isystem "${BINDGEN_LINUX_X86_HEADERS}/include" \ |
| | replace_linux_int_types \ |
| > kvm_sys/src/x86/bindings.rs |
| |
| bindgen_generate \ |
| --raw-line "${KVM_EXTRAS}" \ |
| --blocklist-item='__kernel.*' \ |
| --blocklist-item='__BITS_PER_LONG' \ |
| --blocklist-item='__FD_SETSIZE' \ |
| --blocklist-item='_?IOC.*' \ |
| --with-derive-custom "kvm_regs=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "kvm_sregs=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "kvm_fpu=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "kvm_vcpu_events=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "kvm_vcpu_events__bindgen_ty_1=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "kvm_mp_state=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "user_fpsimd_state=FromZeroes,FromBytes,AsBytes" \ |
| --with-derive-custom "user_pt_regs=FromZeroes,FromBytes,AsBytes" \ |
| "${BINDGEN_LINUX_ARM64_HEADERS}/include/linux/kvm.h" \ |
| -- \ |
| -isystem "${BINDGEN_LINUX_ARM64_HEADERS}/include" \ |
| | replace_linux_int_types \ |
| > kvm_sys/src/aarch64/bindings.rs |
| |
| bindgen_generate \ |
| --raw-line "${KVM_EXTRAS}" \ |
| --blocklist-item='__kernel.*' \ |
| --blocklist-item='__BITS_PER_LONG' \ |
| --blocklist-item='__FD_SETSIZE' \ |
| --blocklist-item='_?IOC.*' \ |
| "${BINDGEN_LINUX_RISCV_HEADERS}/include/linux/kvm.h" \ |
| -- \ |
| -isystem "${BINDGEN_LINUX_RISCV_HEADERS}/include" \ |
| | replace_linux_int_types \ |
| > kvm_sys/src/riscv64/bindings.rs |