mirror of
https://chromium.googlesource.com/crosvm/crosvm
synced 2025-02-11 12:35:26 +00:00
85abeff27f
if device bar is mappable, map bar's gpa to hpa in EPT, guest vcpu could access this bar directly through EPT without trapping. This could improve performance. vm.add_mmio_memory could help do this, here vfio_pci send RegisterMmapMemory request through vm_control socket to do this. BUG=chromium:992270 TEST=none Change-Id: I3b4274372f7dcd32e18084d55f037b6fe45ed422 Signed-off-by: Xiong Zhang <xiong.y.zhang@intel.corp-partner.google.com> Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crosvm/+/1581147 Tested-by: kokoro <noreply+kokoro@google.com> Reviewed-by: Daniel Verkamp <dverkamp@chromium.org>
463 lines
15 KiB
Rust
463 lines
15 KiB
Rust
// Copyright 2019 The Chromium OS Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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/* automatically generated by bindgen /usr/include/linux/vfio.h --constified-enum '*'
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* --with-derive-default --no-doc-comments --no-layout-tests */
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#[repr(C)]
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#[derive(Default)]
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pub struct __IncompleteArrayField<T>(::std::marker::PhantomData<T>, [T; 0]);
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impl<T> __IncompleteArrayField<T> {
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#[inline]
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pub const fn new() -> Self {
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__IncompleteArrayField(::std::marker::PhantomData, [])
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}
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#[inline]
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pub unsafe fn as_ptr(&self) -> *const T {
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::std::mem::transmute(self)
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}
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#[inline]
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pub unsafe fn as_mut_ptr(&mut self) -> *mut T {
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::std::mem::transmute(self)
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}
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#[inline]
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pub unsafe fn as_slice(&self, len: usize) -> &[T] {
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::std::slice::from_raw_parts(self.as_ptr(), len)
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}
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#[inline]
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pub unsafe fn as_mut_slice(&mut self, len: usize) -> &mut [T] {
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::std::slice::from_raw_parts_mut(self.as_mut_ptr(), len)
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}
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}
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impl<T> ::std::fmt::Debug for __IncompleteArrayField<T> {
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fn fmt(&self, fmt: &mut ::std::fmt::Formatter<'_>) -> ::std::fmt::Result {
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fmt.write_str("__IncompleteArrayField")
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}
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}
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impl<T> ::std::clone::Clone for __IncompleteArrayField<T> {
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#[inline]
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fn clone(&self) -> Self {
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Self::new()
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}
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}
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pub const __BITS_PER_LONG: u32 = 64;
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pub const __FD_SETSIZE: u32 = 1024;
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pub const _IOC_NRBITS: u32 = 8;
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pub const _IOC_TYPEBITS: u32 = 8;
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pub const _IOC_SIZEBITS: u32 = 14;
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pub const _IOC_DIRBITS: u32 = 2;
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pub const _IOC_NRMASK: u32 = 255;
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pub const _IOC_TYPEMASK: u32 = 255;
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pub const _IOC_SIZEMASK: u32 = 16383;
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pub const _IOC_DIRMASK: u32 = 3;
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pub const _IOC_NRSHIFT: u32 = 0;
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pub const _IOC_TYPESHIFT: u32 = 8;
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pub const _IOC_SIZESHIFT: u32 = 16;
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pub const _IOC_DIRSHIFT: u32 = 30;
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pub const _IOC_NONE: u32 = 0;
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pub const _IOC_WRITE: u32 = 1;
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pub const _IOC_READ: u32 = 2;
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pub const IOC_IN: u32 = 1073741824;
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pub const IOC_OUT: u32 = 2147483648;
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pub const IOC_INOUT: u32 = 3221225472;
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pub const IOCSIZE_MASK: u32 = 1073676288;
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pub const IOCSIZE_SHIFT: u32 = 16;
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pub const VFIO_API_VERSION: u32 = 0;
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pub const VFIO_TYPE1_IOMMU: u32 = 1;
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pub const VFIO_SPAPR_TCE_IOMMU: u32 = 2;
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pub const VFIO_TYPE1v2_IOMMU: u32 = 3;
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pub const VFIO_DMA_CC_IOMMU: u32 = 4;
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pub const VFIO_EEH: u32 = 5;
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pub const VFIO_TYPE1_NESTING_IOMMU: u32 = 6;
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pub const VFIO_SPAPR_TCE_v2_IOMMU: u32 = 7;
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pub const VFIO_NOIOMMU_IOMMU: u32 = 8;
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pub const VFIO_TYPE: u32 = 59;
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pub const VFIO_BASE: u32 = 100;
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pub const VFIO_GROUP_FLAGS_VIABLE: u32 = 1;
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pub const VFIO_GROUP_FLAGS_CONTAINER_SET: u32 = 2;
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pub const VFIO_DEVICE_FLAGS_RESET: u32 = 1;
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pub const VFIO_DEVICE_FLAGS_PCI: u32 = 2;
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pub const VFIO_DEVICE_FLAGS_PLATFORM: u32 = 4;
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pub const VFIO_DEVICE_FLAGS_AMBA: u32 = 8;
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pub const VFIO_DEVICE_FLAGS_CCW: u32 = 16;
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pub const VFIO_DEVICE_API_PCI_STRING: &[u8; 9usize] = b"vfio-pci\0";
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pub const VFIO_DEVICE_API_PLATFORM_STRING: &[u8; 14usize] = b"vfio-platform\0";
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pub const VFIO_DEVICE_API_AMBA_STRING: &[u8; 10usize] = b"vfio-amba\0";
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pub const VFIO_DEVICE_API_CCW_STRING: &[u8; 9usize] = b"vfio-ccw\0";
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pub const VFIO_REGION_INFO_FLAG_READ: u32 = 1;
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pub const VFIO_REGION_INFO_FLAG_WRITE: u32 = 2;
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pub const VFIO_REGION_INFO_FLAG_MMAP: u32 = 4;
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pub const VFIO_REGION_INFO_FLAG_CAPS: u32 = 8;
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pub const VFIO_REGION_INFO_CAP_SPARSE_MMAP: u32 = 1;
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pub const VFIO_REGION_INFO_CAP_TYPE: u32 = 2;
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pub const VFIO_REGION_TYPE_PCI_VENDOR_TYPE: u32 = 2147483648;
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pub const VFIO_REGION_TYPE_PCI_VENDOR_MASK: u32 = 65535;
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pub const VFIO_REGION_SUBTYPE_INTEL_IGD_OPREGION: u32 = 1;
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pub const VFIO_REGION_SUBTYPE_INTEL_IGD_HOST_CFG: u32 = 2;
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pub const VFIO_REGION_SUBTYPE_INTEL_IGD_LPC_CFG: u32 = 3;
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pub const VFIO_REGION_INFO_CAP_MSIX_MAPPABLE: u32 = 3;
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pub const VFIO_IRQ_INFO_EVENTFD: u32 = 1;
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pub const VFIO_IRQ_INFO_MASKABLE: u32 = 2;
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pub const VFIO_IRQ_INFO_AUTOMASKED: u32 = 4;
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pub const VFIO_IRQ_INFO_NORESIZE: u32 = 8;
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pub const VFIO_IRQ_SET_DATA_NONE: u32 = 1;
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pub const VFIO_IRQ_SET_DATA_BOOL: u32 = 2;
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pub const VFIO_IRQ_SET_DATA_EVENTFD: u32 = 4;
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pub const VFIO_IRQ_SET_ACTION_MASK: u32 = 8;
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pub const VFIO_IRQ_SET_ACTION_UNMASK: u32 = 16;
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pub const VFIO_IRQ_SET_ACTION_TRIGGER: u32 = 32;
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pub const VFIO_IRQ_SET_DATA_TYPE_MASK: u32 = 7;
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pub const VFIO_IRQ_SET_ACTION_TYPE_MASK: u32 = 56;
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pub const VFIO_GFX_PLANE_TYPE_PROBE: u32 = 1;
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pub const VFIO_GFX_PLANE_TYPE_DMABUF: u32 = 2;
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pub const VFIO_GFX_PLANE_TYPE_REGION: u32 = 4;
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pub const VFIO_DEVICE_IOEVENTFD_8: u32 = 1;
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pub const VFIO_DEVICE_IOEVENTFD_16: u32 = 2;
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pub const VFIO_DEVICE_IOEVENTFD_32: u32 = 4;
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pub const VFIO_DEVICE_IOEVENTFD_64: u32 = 8;
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pub const VFIO_DEVICE_IOEVENTFD_SIZE_MASK: u32 = 15;
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pub const VFIO_IOMMU_INFO_PGSIZES: u32 = 1;
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pub const VFIO_DMA_MAP_FLAG_READ: u32 = 1;
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pub const VFIO_DMA_MAP_FLAG_WRITE: u32 = 2;
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pub const VFIO_IOMMU_SPAPR_INFO_DDW: u32 = 1;
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pub const VFIO_EEH_PE_DISABLE: u32 = 0;
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pub const VFIO_EEH_PE_ENABLE: u32 = 1;
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pub const VFIO_EEH_PE_UNFREEZE_IO: u32 = 2;
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pub const VFIO_EEH_PE_UNFREEZE_DMA: u32 = 3;
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pub const VFIO_EEH_PE_GET_STATE: u32 = 4;
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pub const VFIO_EEH_PE_STATE_NORMAL: u32 = 0;
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pub const VFIO_EEH_PE_STATE_RESET: u32 = 1;
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pub const VFIO_EEH_PE_STATE_STOPPED: u32 = 2;
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pub const VFIO_EEH_PE_STATE_STOPPED_DMA: u32 = 4;
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pub const VFIO_EEH_PE_STATE_UNAVAIL: u32 = 5;
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pub const VFIO_EEH_PE_RESET_DEACTIVATE: u32 = 5;
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pub const VFIO_EEH_PE_RESET_HOT: u32 = 6;
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pub const VFIO_EEH_PE_RESET_FUNDAMENTAL: u32 = 7;
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pub const VFIO_EEH_PE_CONFIGURE: u32 = 8;
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pub const VFIO_EEH_PE_INJECT_ERR: u32 = 9;
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pub type __s8 = ::std::os::raw::c_schar;
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pub type __u8 = ::std::os::raw::c_uchar;
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pub type __s16 = ::std::os::raw::c_short;
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pub type __u16 = ::std::os::raw::c_ushort;
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pub type __s32 = ::std::os::raw::c_int;
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pub type __u32 = ::std::os::raw::c_uint;
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pub type __s64 = ::std::os::raw::c_longlong;
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pub type __u64 = ::std::os::raw::c_ulonglong;
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#[repr(C)]
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#[derive(Debug, Default, Copy, Clone)]
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pub struct __kernel_fd_set {
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pub fds_bits: [::std::os::raw::c_ulong; 16usize],
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}
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pub type __kernel_sighandler_t =
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::std::option::Option<unsafe extern "C" fn(arg1: ::std::os::raw::c_int)>;
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pub type __kernel_key_t = ::std::os::raw::c_int;
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pub type __kernel_mqd_t = ::std::os::raw::c_int;
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pub type __kernel_old_uid_t = ::std::os::raw::c_ushort;
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pub type __kernel_old_gid_t = ::std::os::raw::c_ushort;
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pub type __kernel_old_dev_t = ::std::os::raw::c_ulong;
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pub type __kernel_long_t = ::std::os::raw::c_long;
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pub type __kernel_ulong_t = ::std::os::raw::c_ulong;
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pub type __kernel_ino_t = __kernel_ulong_t;
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pub type __kernel_mode_t = ::std::os::raw::c_uint;
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pub type __kernel_pid_t = ::std::os::raw::c_int;
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pub type __kernel_ipc_pid_t = ::std::os::raw::c_int;
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pub type __kernel_uid_t = ::std::os::raw::c_uint;
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pub type __kernel_gid_t = ::std::os::raw::c_uint;
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pub type __kernel_suseconds_t = __kernel_long_t;
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pub type __kernel_daddr_t = ::std::os::raw::c_int;
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pub type __kernel_uid32_t = ::std::os::raw::c_uint;
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pub type __kernel_gid32_t = ::std::os::raw::c_uint;
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pub type __kernel_size_t = __kernel_ulong_t;
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pub type __kernel_ssize_t = __kernel_long_t;
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pub type __kernel_ptrdiff_t = __kernel_long_t;
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#[repr(C)]
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#[derive(Debug, Default, Copy, Clone)]
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pub struct __kernel_fsid_t {
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pub val: [::std::os::raw::c_int; 2usize],
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}
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pub type __kernel_off_t = __kernel_long_t;
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pub type __kernel_loff_t = ::std::os::raw::c_longlong;
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pub type __kernel_time_t = __kernel_long_t;
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pub type __kernel_clock_t = __kernel_long_t;
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pub type __kernel_timer_t = ::std::os::raw::c_int;
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pub type __kernel_clockid_t = ::std::os::raw::c_int;
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pub type __kernel_caddr_t = *mut ::std::os::raw::c_char;
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pub type __kernel_uid16_t = ::std::os::raw::c_ushort;
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pub type __kernel_gid16_t = ::std::os::raw::c_ushort;
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pub type __le16 = __u16;
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pub type __be16 = __u16;
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pub type __le32 = __u32;
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pub type __be32 = __u32;
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pub type __le64 = __u64;
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pub type __be64 = __u64;
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pub type __sum16 = __u16;
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pub type __wsum = __u32;
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#[repr(C)]
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#[derive(Debug, Default, Copy, Clone)]
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pub struct vfio_info_cap_header {
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pub id: __u16,
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pub version: __u16,
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pub next: __u32,
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}
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#[repr(C)]
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#[derive(Debug, Default, Copy, Clone)]
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pub struct vfio_group_status {
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pub argsz: __u32,
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pub flags: __u32,
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}
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#[repr(C)]
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#[derive(Debug, Default, Copy, Clone)]
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pub struct vfio_device_info {
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pub argsz: __u32,
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pub flags: __u32,
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pub num_regions: __u32,
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pub num_irqs: __u32,
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}
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#[repr(C)]
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#[derive(Debug, Default, Copy, Clone)]
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pub struct vfio_region_info {
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pub argsz: __u32,
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pub flags: __u32,
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pub index: __u32,
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pub cap_offset: __u32,
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pub size: __u64,
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pub offset: __u64,
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}
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#[repr(C)]
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#[derive(Debug, Default)]
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pub struct vfio_region_info_with_cap {
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pub region_info: vfio_region_info,
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pub cap_info: __IncompleteArrayField<u8>,
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}
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#[repr(C)]
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#[derive(Debug, Default, Copy, Clone)]
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pub struct vfio_region_sparse_mmap_area {
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pub offset: __u64,
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pub size: __u64,
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}
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#[repr(C)]
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#[repr(align(8))]
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#[derive(Debug, Default)]
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pub struct vfio_region_info_cap_sparse_mmap {
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pub header: vfio_info_cap_header,
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pub nr_areas: __u32,
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pub reserved: __u32,
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pub areas: __IncompleteArrayField<vfio_region_sparse_mmap_area>,
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}
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#[repr(C)]
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#[derive(Debug, Default, Copy, Clone)]
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pub struct vfio_region_info_cap_type {
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pub header: vfio_info_cap_header,
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pub type_: __u32,
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pub subtype: __u32,
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}
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#[repr(C)]
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#[derive(Debug, Default, Copy, Clone)]
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pub struct vfio_irq_info {
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pub argsz: __u32,
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pub flags: __u32,
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pub index: __u32,
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pub count: __u32,
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}
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#[repr(C)]
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#[derive(Debug, Default)]
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pub struct vfio_irq_set {
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pub argsz: __u32,
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pub flags: __u32,
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pub index: __u32,
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pub start: __u32,
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pub count: __u32,
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pub data: __IncompleteArrayField<__u8>,
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}
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pub const VFIO_PCI_BAR0_REGION_INDEX: _bindgen_ty_1 = 0;
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pub const VFIO_PCI_BAR1_REGION_INDEX: _bindgen_ty_1 = 1;
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pub const VFIO_PCI_BAR2_REGION_INDEX: _bindgen_ty_1 = 2;
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pub const VFIO_PCI_BAR3_REGION_INDEX: _bindgen_ty_1 = 3;
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pub const VFIO_PCI_BAR4_REGION_INDEX: _bindgen_ty_1 = 4;
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pub const VFIO_PCI_BAR5_REGION_INDEX: _bindgen_ty_1 = 5;
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pub const VFIO_PCI_ROM_REGION_INDEX: _bindgen_ty_1 = 6;
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pub const VFIO_PCI_CONFIG_REGION_INDEX: _bindgen_ty_1 = 7;
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pub const VFIO_PCI_VGA_REGION_INDEX: _bindgen_ty_1 = 8;
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pub const VFIO_PCI_NUM_REGIONS: _bindgen_ty_1 = 9;
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pub type _bindgen_ty_1 = u32;
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pub const VFIO_PCI_INTX_IRQ_INDEX: _bindgen_ty_2 = 0;
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pub const VFIO_PCI_MSI_IRQ_INDEX: _bindgen_ty_2 = 1;
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pub const VFIO_PCI_MSIX_IRQ_INDEX: _bindgen_ty_2 = 2;
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pub const VFIO_PCI_ERR_IRQ_INDEX: _bindgen_ty_2 = 3;
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pub const VFIO_PCI_REQ_IRQ_INDEX: _bindgen_ty_2 = 4;
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pub const VFIO_PCI_NUM_IRQS: _bindgen_ty_2 = 5;
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pub type _bindgen_ty_2 = u32;
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pub const VFIO_CCW_CONFIG_REGION_INDEX: _bindgen_ty_3 = 0;
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pub const VFIO_CCW_NUM_REGIONS: _bindgen_ty_3 = 1;
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pub type _bindgen_ty_3 = u32;
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pub const VFIO_CCW_IO_IRQ_INDEX: _bindgen_ty_4 = 0;
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pub const VFIO_CCW_NUM_IRQS: _bindgen_ty_4 = 1;
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pub type _bindgen_ty_4 = u32;
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#[repr(C)]
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#[derive(Debug, Default, Copy, Clone)]
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pub struct vfio_pci_dependent_device {
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pub group_id: __u32,
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pub segment: __u16,
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pub bus: __u8,
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pub devfn: __u8,
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}
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#[repr(C)]
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#[derive(Debug, Default)]
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pub struct vfio_pci_hot_reset_info {
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pub argsz: __u32,
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pub flags: __u32,
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pub count: __u32,
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pub devices: __IncompleteArrayField<vfio_pci_dependent_device>,
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}
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#[repr(C)]
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#[derive(Debug, Default)]
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pub struct vfio_pci_hot_reset {
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pub argsz: __u32,
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pub flags: __u32,
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pub count: __u32,
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pub group_fds: __IncompleteArrayField<__s32>,
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}
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#[repr(C)]
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#[derive(Copy, Clone)]
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pub struct vfio_device_gfx_plane_info {
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pub argsz: __u32,
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pub flags: __u32,
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pub drm_plane_type: __u32,
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pub drm_format: __u32,
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pub drm_format_mod: __u64,
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pub width: __u32,
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pub height: __u32,
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pub stride: __u32,
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pub size: __u32,
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pub x_pos: __u32,
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pub y_pos: __u32,
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pub x_hot: __u32,
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pub y_hot: __u32,
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pub __bindgen_anon_1: vfio_device_gfx_plane_info__bindgen_ty_1,
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}
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#[repr(C)]
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#[derive(Copy, Clone)]
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pub union vfio_device_gfx_plane_info__bindgen_ty_1 {
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pub region_index: __u32,
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pub dmabuf_id: __u32,
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_bindgen_union_align: u32,
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}
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impl Default for vfio_device_gfx_plane_info__bindgen_ty_1 {
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fn default() -> Self {
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unsafe { ::std::mem::zeroed() }
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}
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}
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impl Default for vfio_device_gfx_plane_info {
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fn default() -> Self {
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unsafe { ::std::mem::zeroed() }
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}
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}
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#[repr(C)]
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#[derive(Debug, Default, Copy, Clone)]
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pub struct vfio_device_ioeventfd {
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pub argsz: __u32,
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pub flags: __u32,
|
|
pub offset: __u64,
|
|
pub data: __u64,
|
|
pub fd: __s32,
|
|
}
|
|
#[repr(C)]
|
|
#[derive(Debug, Default, Copy, Clone)]
|
|
pub struct vfio_iommu_type1_info {
|
|
pub argsz: __u32,
|
|
pub flags: __u32,
|
|
pub iova_pgsizes: __u64,
|
|
}
|
|
#[repr(C)]
|
|
#[derive(Debug, Default, Copy, Clone)]
|
|
pub struct vfio_iommu_type1_dma_map {
|
|
pub argsz: __u32,
|
|
pub flags: __u32,
|
|
pub vaddr: __u64,
|
|
pub iova: __u64,
|
|
pub size: __u64,
|
|
}
|
|
#[repr(C)]
|
|
#[derive(Debug, Default, Copy, Clone)]
|
|
pub struct vfio_iommu_type1_dma_unmap {
|
|
pub argsz: __u32,
|
|
pub flags: __u32,
|
|
pub iova: __u64,
|
|
pub size: __u64,
|
|
}
|
|
#[repr(C)]
|
|
#[derive(Debug, Default, Copy, Clone)]
|
|
pub struct vfio_iommu_spapr_tce_ddw_info {
|
|
pub pgsizes: __u64,
|
|
pub max_dynamic_windows_supported: __u32,
|
|
pub levels: __u32,
|
|
}
|
|
#[repr(C)]
|
|
#[derive(Debug, Default, Copy, Clone)]
|
|
pub struct vfio_iommu_spapr_tce_info {
|
|
pub argsz: __u32,
|
|
pub flags: __u32,
|
|
pub dma32_window_start: __u32,
|
|
pub dma32_window_size: __u32,
|
|
pub ddw: vfio_iommu_spapr_tce_ddw_info,
|
|
}
|
|
#[repr(C)]
|
|
#[derive(Debug, Default, Copy, Clone)]
|
|
pub struct vfio_eeh_pe_err {
|
|
pub type_: __u32,
|
|
pub func: __u32,
|
|
pub addr: __u64,
|
|
pub mask: __u64,
|
|
}
|
|
#[repr(C)]
|
|
#[derive(Copy, Clone)]
|
|
pub struct vfio_eeh_pe_op {
|
|
pub argsz: __u32,
|
|
pub flags: __u32,
|
|
pub op: __u32,
|
|
pub __bindgen_anon_1: vfio_eeh_pe_op__bindgen_ty_1,
|
|
}
|
|
#[repr(C)]
|
|
#[derive(Copy, Clone)]
|
|
pub union vfio_eeh_pe_op__bindgen_ty_1 {
|
|
pub err: vfio_eeh_pe_err,
|
|
_bindgen_union_align: [u64; 3usize],
|
|
}
|
|
impl Default for vfio_eeh_pe_op__bindgen_ty_1 {
|
|
fn default() -> Self {
|
|
unsafe { ::std::mem::zeroed() }
|
|
}
|
|
}
|
|
impl Default for vfio_eeh_pe_op {
|
|
fn default() -> Self {
|
|
unsafe { ::std::mem::zeroed() }
|
|
}
|
|
}
|
|
#[repr(C)]
|
|
#[derive(Debug, Default, Copy, Clone)]
|
|
pub struct vfio_iommu_spapr_register_memory {
|
|
pub argsz: __u32,
|
|
pub flags: __u32,
|
|
pub vaddr: __u64,
|
|
pub size: __u64,
|
|
}
|
|
#[repr(C)]
|
|
#[derive(Debug, Default, Copy, Clone)]
|
|
pub struct vfio_iommu_spapr_tce_create {
|
|
pub argsz: __u32,
|
|
pub flags: __u32,
|
|
pub page_shift: __u32,
|
|
pub __resv1: __u32,
|
|
pub window_size: __u64,
|
|
pub levels: __u32,
|
|
pub __resv2: __u32,
|
|
pub start_addr: __u64,
|
|
}
|
|
#[repr(C)]
|
|
#[derive(Debug, Default, Copy, Clone)]
|
|
pub struct vfio_iommu_spapr_tce_remove {
|
|
pub argsz: __u32,
|
|
pub flags: __u32,
|
|
pub start_addr: __u64,
|
|
}
|