OpenCloudOS-Kernel/drivers/virt/acrn/hypercall.h

255 lines
6.6 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* ACRN HSM: hypercalls of ACRN Hypervisor
*/
#ifndef __ACRN_HSM_HYPERCALL_H
#define __ACRN_HSM_HYPERCALL_H
#include <asm/acrn.h>
/*
* Hypercall IDs of the ACRN Hypervisor
*/
#define _HC_ID(x, y) (((x) << 24) | (y))
#define HC_ID 0x80UL
#define HC_ID_GEN_BASE 0x0UL
#define HC_SOS_REMOVE_CPU _HC_ID(HC_ID, HC_ID_GEN_BASE + 0x01)
#define HC_ID_VM_BASE 0x10UL
#define HC_CREATE_VM _HC_ID(HC_ID, HC_ID_VM_BASE + 0x00)
#define HC_DESTROY_VM _HC_ID(HC_ID, HC_ID_VM_BASE + 0x01)
#define HC_START_VM _HC_ID(HC_ID, HC_ID_VM_BASE + 0x02)
#define HC_PAUSE_VM _HC_ID(HC_ID, HC_ID_VM_BASE + 0x03)
#define HC_RESET_VM _HC_ID(HC_ID, HC_ID_VM_BASE + 0x05)
#define HC_SET_VCPU_REGS _HC_ID(HC_ID, HC_ID_VM_BASE + 0x06)
#define HC_ID_IRQ_BASE 0x20UL
#define HC_INJECT_MSI _HC_ID(HC_ID, HC_ID_IRQ_BASE + 0x03)
#define HC_VM_INTR_MONITOR _HC_ID(HC_ID, HC_ID_IRQ_BASE + 0x04)
#define HC_SET_IRQLINE _HC_ID(HC_ID, HC_ID_IRQ_BASE + 0x05)
#define HC_ID_IOREQ_BASE 0x30UL
#define HC_SET_IOREQ_BUFFER _HC_ID(HC_ID, HC_ID_IOREQ_BASE + 0x00)
#define HC_NOTIFY_REQUEST_FINISH _HC_ID(HC_ID, HC_ID_IOREQ_BASE + 0x01)
#define HC_ID_MEM_BASE 0x40UL
#define HC_VM_SET_MEMORY_REGIONS _HC_ID(HC_ID, HC_ID_MEM_BASE + 0x02)
#define HC_ID_PCI_BASE 0x50UL
#define HC_SET_PTDEV_INTR _HC_ID(HC_ID, HC_ID_PCI_BASE + 0x03)
#define HC_RESET_PTDEV_INTR _HC_ID(HC_ID, HC_ID_PCI_BASE + 0x04)
#define HC_ASSIGN_PCIDEV _HC_ID(HC_ID, HC_ID_PCI_BASE + 0x05)
#define HC_DEASSIGN_PCIDEV _HC_ID(HC_ID, HC_ID_PCI_BASE + 0x06)
#define HC_ID_PM_BASE 0x80UL
#define HC_PM_GET_CPU_STATE _HC_ID(HC_ID, HC_ID_PM_BASE + 0x00)
/**
* hcall_sos_remove_cpu() - Remove a vCPU of Service VM
* @cpu: The vCPU to be removed
*
* Return: 0 on success, <0 on failure
*/
static inline long hcall_sos_remove_cpu(u64 cpu)
{
return acrn_hypercall1(HC_SOS_REMOVE_CPU, cpu);
}
/**
* hcall_create_vm() - Create a User VM
* @vminfo: Service VM GPA of info of User VM creation
*
* Return: 0 on success, <0 on failure
*/
static inline long hcall_create_vm(u64 vminfo)
{
return acrn_hypercall1(HC_CREATE_VM, vminfo);
}
/**
* hcall_start_vm() - Start a User VM
* @vmid: User VM ID
*
* Return: 0 on success, <0 on failure
*/
static inline long hcall_start_vm(u64 vmid)
{
return acrn_hypercall1(HC_START_VM, vmid);
}
/**
* hcall_pause_vm() - Pause a User VM
* @vmid: User VM ID
*
* Return: 0 on success, <0 on failure
*/
static inline long hcall_pause_vm(u64 vmid)
{
return acrn_hypercall1(HC_PAUSE_VM, vmid);
}
/**
* hcall_destroy_vm() - Destroy a User VM
* @vmid: User VM ID
*
* Return: 0 on success, <0 on failure
*/
static inline long hcall_destroy_vm(u64 vmid)
{
return acrn_hypercall1(HC_DESTROY_VM, vmid);
}
/**
* hcall_reset_vm() - Reset a User VM
* @vmid: User VM ID
*
* Return: 0 on success, <0 on failure
*/
static inline long hcall_reset_vm(u64 vmid)
{
return acrn_hypercall1(HC_RESET_VM, vmid);
}
/**
* hcall_set_vcpu_regs() - Set up registers of virtual CPU of a User VM
* @vmid: User VM ID
* @regs_state: Service VM GPA of registers state
*
* Return: 0 on success, <0 on failure
*/
static inline long hcall_set_vcpu_regs(u64 vmid, u64 regs_state)
{
return acrn_hypercall2(HC_SET_VCPU_REGS, vmid, regs_state);
}
/**
* hcall_inject_msi() - Deliver a MSI interrupt to a User VM
* @vmid: User VM ID
* @msi: Service VM GPA of MSI message
*
* Return: 0 on success, <0 on failure
*/
static inline long hcall_inject_msi(u64 vmid, u64 msi)
{
return acrn_hypercall2(HC_INJECT_MSI, vmid, msi);
}
/**
* hcall_vm_intr_monitor() - Set a shared page for User VM interrupt statistics
* @vmid: User VM ID
* @addr: Service VM GPA of the shared page
*
* Return: 0 on success, <0 on failure
*/
static inline long hcall_vm_intr_monitor(u64 vmid, u64 addr)
{
return acrn_hypercall2(HC_VM_INTR_MONITOR, vmid, addr);
}
/**
* hcall_set_irqline() - Set or clear an interrupt line
* @vmid: User VM ID
* @op: Service VM GPA of interrupt line operations
*
* Return: 0 on success, <0 on failure
*/
static inline long hcall_set_irqline(u64 vmid, u64 op)
{
return acrn_hypercall2(HC_SET_IRQLINE, vmid, op);
}
/**
* hcall_set_ioreq_buffer() - Set up the shared buffer for I/O Requests.
* @vmid: User VM ID
* @buffer: Service VM GPA of the shared buffer
*
* Return: 0 on success, <0 on failure
*/
static inline long hcall_set_ioreq_buffer(u64 vmid, u64 buffer)
{
return acrn_hypercall2(HC_SET_IOREQ_BUFFER, vmid, buffer);
}
/**
* hcall_notify_req_finish() - Notify ACRN Hypervisor of I/O request completion.
* @vmid: User VM ID
* @vcpu: The vCPU which initiated the I/O request
*
* Return: 0 on success, <0 on failure
*/
static inline long hcall_notify_req_finish(u64 vmid, u64 vcpu)
{
return acrn_hypercall2(HC_NOTIFY_REQUEST_FINISH, vmid, vcpu);
}
/**
* hcall_set_memory_regions() - Inform the hypervisor to set up EPT mappings
* @regions_pa: Service VM GPA of &struct vm_memory_region_batch
*
* Return: 0 on success, <0 on failure
*/
static inline long hcall_set_memory_regions(u64 regions_pa)
{
return acrn_hypercall1(HC_VM_SET_MEMORY_REGIONS, regions_pa);
}
/**
* hcall_assign_pcidev() - Assign a PCI device to a User VM
* @vmid: User VM ID
* @addr: Service VM GPA of the &struct acrn_pcidev
*
* Return: 0 on success, <0 on failure
*/
static inline long hcall_assign_pcidev(u64 vmid, u64 addr)
{
return acrn_hypercall2(HC_ASSIGN_PCIDEV, vmid, addr);
}
/**
* hcall_deassign_pcidev() - De-assign a PCI device from a User VM
* @vmid: User VM ID
* @addr: Service VM GPA of the &struct acrn_pcidev
*
* Return: 0 on success, <0 on failure
*/
static inline long hcall_deassign_pcidev(u64 vmid, u64 addr)
{
return acrn_hypercall2(HC_DEASSIGN_PCIDEV, vmid, addr);
}
/**
* hcall_set_ptdev_intr() - Configure an interrupt for an assigned PCI device.
* @vmid: User VM ID
* @irq: Service VM GPA of the &struct acrn_ptdev_irq
*
* Return: 0 on success, <0 on failure
*/
static inline long hcall_set_ptdev_intr(u64 vmid, u64 irq)
{
return acrn_hypercall2(HC_SET_PTDEV_INTR, vmid, irq);
}
/**
* hcall_reset_ptdev_intr() - Reset an interrupt for an assigned PCI device.
* @vmid: User VM ID
* @irq: Service VM GPA of the &struct acrn_ptdev_irq
*
* Return: 0 on success, <0 on failure
*/
static inline long hcall_reset_ptdev_intr(u64 vmid, u64 irq)
{
return acrn_hypercall2(HC_RESET_PTDEV_INTR, vmid, irq);
}
/*
* hcall_get_cpu_state() - Get P-states and C-states info from the hypervisor
* @state: Service VM GPA of buffer of P-states and C-states
*/
static inline long hcall_get_cpu_state(u64 cmd, u64 state)
{
return acrn_hypercall2(HC_PM_GET_CPU_STATE, cmd, state);
}
#endif /* __ACRN_HSM_HYPERCALL_H */