uapi/linux/acrn.h

31  * struct acrn_mmio_request - Info of a MMIO I/O request
32  * @direction:	Access direction of this request (ACRN_IOREQ_DIR_*)
34  * @address:	Access address of this MMIO I/O request
35  * @size:	Access size of this MMIO I/O request
36  * @value:	Read/write value of this MMIO I/O request
47  * struct acrn_pio_request - Info of a PIO I/O request
48  * @direction:	Access direction of this request (ACRN_IOREQ_DIR_*)
50  * @address:	Access address of this PIO I/O request
51  * @size:	Access size of this PIO I/O request
52  * @value:	Read/write value of this PIO I/O request
63  * struct acrn_pci_request - Info of a PCI I/O request
64  * @direction:	Access direction of this request (ACRN_IOREQ_DIR_*)
66  * @size:	Access size of this PCI I/O request
67  * @value:	Read/write value of this PIO I/O request
68  * @bus:	PCI bus value of this PCI I/O request
69  * @dev:	PCI device value of this PCI I/O request
70  * @func:	PCI function value of this PCI I/O request
71  * @reg:	PCI config space offset of this PCI I/O request
88  * @type:		Type of this request (ACRN_IOREQ_TYPE_*).
89  * @completion_polling:	Polling flag. Hypervisor will poll completion of the
92  * @reqs:		Union of different types of request. Byte offset: 64.
93  * @reqs.pio_request:	PIO request data of the I/O request.
94  * @reqs.pci_request:	PCI configuration space request data of the I/O request.
95  * @reqs.mmio_request:	MMIO request data of the I/O request.
96  * @reqs.data:		Raw data of the I/O request.
99  * @processed:		The status of this request (ACRN_IOREQ_STATE_*).
101  * The state transitions of ACRN I/O request:
106  * ACRN userspace are in charge of processing the others.
108  * On basis of the states illustrated above, a typical lifecycle of ACRN IO
141  * strictly processed in the order.  One vCPU cannot trigger another request of
145  * of &struct acrn_io_request.
171  * struct acrn_ioreq_notify - The structure of ioreq completion notification
186  * @vcpu_num:		Number of vCPU in the VM. Return from hypervisor.
188  * @uuid:		Empty space never to be used again (used to be UUID of the VM)
189  * @vm_flag:		Flag of the VM creating. Pass to hypervisor directly.
190  * @ioreq_buf:		Service VM GPA of I/O request buffer. Pass to
192  * @cpu_affinity:	CPU affinity of the VM. Pass to hypervisor directly.
207  * struct acrn_gp_regs - General registers of a User VM
208  * @rax:	Value of register RAX
209  * @rcx:	Value of register RCX
210  * @rdx:	Value of register RDX
211  * @rbx:	Value of register RBX
212  * @rsp:	Value of register RSP
213  * @rbp:	Value of register RBP
214  * @rsi:	Value of register RSI
215  * @rdi:	Value of register RDI
216  * @r8:		Value of register R8
217  * @r9:		Value of register R9
218  * @r10:	Value of register R10
219  * @r11:	Value of register R11
220  * @r12:	Value of register R12
221  * @r13:	Value of register R13
222  * @r14:	Value of register R14
223  * @r15:	Value of register R15
245  * struct acrn_descriptor_ptr - Segment descriptor table of a User VM.
257  * struct acrn_regs - Registers structure of a User VM
261  * @rip:		Value of register RIP
262  * @cs_base:		Base of code segment selector
263  * @cr0:		Value of register CR0
264  * @cr4:		Value of register CR4
265  * @cr3:		Value of register CR3
266  * @ia32_efer:		Value of IA32_EFER MSR
267  * @rflags:		Value of regsiter RFLAGS
269  * @cs_ar:		Attribute field of code segment selector
270  * @cs_limit:		Limit field of code segment selector
272  * @cs_sel:		Value of code segment selector
273  * @ss_sel:		Value of stack segment selector
274  * @ds_sel:		Value of data segment selector
275  * @es_sel:		Value of extra segment selector
276  * @fs_sel:		Value of FS selector
277  * @gs_sel:		Value of GS selector
278  * @ldt_sel:		Value of LDT descriptor selector
279  * @tr_sel:		Value of TSS descriptor selector
310  * struct acrn_vcpu_regs - Info of vCPU registers state
344  * @type:		Type of the memory mapping (ACRM_MEMMAP_*).
346  * @attr:		Attribute of the memory mapping.
348  * @user_vm_pa:		Physical address of User VM.
350  * @service_vm_pa:	Physical address of Service VM.
352  * @vma_base:		VMA address of Service VM. Pass to hypervisor directly.
353  * @len:		Length of the memory mapping.
367 /* Type of interrupt of a passthrough device */
372  * struct acrn_ptdev_irq - Interrupt data of a passthrough device.
376  * @intx:		Info of interrupt
395 /* Type of PCI device assignment */
402  * @type:	Type of the assignment
422  * @name:			Name of the MMIO device.
423  * @res[].user_vm_pa:		Physical address of User VM of the MMIO region
425  * @res[].service_vm_pa:	Physical address of Service VM of the MMIO
427  * @res[].size:			Size of the MMIO region for the MMIO device.
428  * @res[].mem_type:		Memory type of the MMIO region for the MMIO
445  * @id:				Union of identifier of the virtual device
446  * @id.value:			Raw data of the identifier
447  * @id.fields.vendor:		Vendor id of the virtual PCI device
448  * @id.fields.device:		Device id of the virtual PCI device
449  * @id.fields.legacy_id:	ID of the virtual device if not a PCI device
450  * @slot:			Virtual Bus/Device/Function of the virtual
452  * @io_base:			IO resource base address of the virtual device
453  * @io_size:			IO resource size of the virtual device
462 	 * the identifier of the device, the low 32 bits represent the vendor
463 	 * id and device id of PCI device and the high 32 bits represent the
464 	 * device number of the legacy device
501  * @cx_reg:	Register of the C state object
502  * @type:	Type of the C state object
548  * @fd:		The fd of eventfd associated with a hsm_ioeventfd
549  * @flags:	Logical-OR of ACRN_IOEVENTFD_FLAG_*
550  * @addr:	The start address of IO range of ioeventfd
551  * @len:	The length of IO range of ioeventfd
572  * @fd:		The fd of eventfd associated with a hsm_irqfd
573  * @flags:	Logical-OR of ACRN_IRQFD_FLAG_*
574  * @msi:	Info of MSI associated with the irqfd