1 /* SPDX-License-Identifier: GPL-2.0 */
3 * ACRN HSM: hypercalls of ACRN Hypervisor
5 #ifndef __ACRN_HSM_HYPERCALL_H
6 #define __ACRN_HSM_HYPERCALL_H
10 * Hypercall IDs of the ACRN Hypervisor
12 #define _HC_ID(x, y) (((x) << 24) | (y))
16 #define HC_ID_GEN_BASE 0x0UL
17 #define HC_SOS_REMOVE_CPU _HC_ID(HC_ID, HC_ID_GEN_BASE + 0x01)
19 #define HC_ID_VM_BASE 0x10UL
20 #define HC_CREATE_VM _HC_ID(HC_ID, HC_ID_VM_BASE + 0x00)
21 #define HC_DESTROY_VM _HC_ID(HC_ID, HC_ID_VM_BASE + 0x01)
22 #define HC_START_VM _HC_ID(HC_ID, HC_ID_VM_BASE + 0x02)
23 #define HC_PAUSE_VM _HC_ID(HC_ID, HC_ID_VM_BASE + 0x03)
24 #define HC_RESET_VM _HC_ID(HC_ID, HC_ID_VM_BASE + 0x05)
25 #define HC_SET_VCPU_REGS _HC_ID(HC_ID, HC_ID_VM_BASE + 0x06)
27 #define HC_ID_IRQ_BASE 0x20UL
28 #define HC_INJECT_MSI _HC_ID(HC_ID, HC_ID_IRQ_BASE + 0x03)
29 #define HC_VM_INTR_MONITOR _HC_ID(HC_ID, HC_ID_IRQ_BASE + 0x04)
30 #define HC_SET_IRQLINE _HC_ID(HC_ID, HC_ID_IRQ_BASE + 0x05)
32 #define HC_ID_IOREQ_BASE 0x30UL
33 #define HC_SET_IOREQ_BUFFER _HC_ID(HC_ID, HC_ID_IOREQ_BASE + 0x00)
34 #define HC_NOTIFY_REQUEST_FINISH _HC_ID(HC_ID, HC_ID_IOREQ_BASE + 0x01)
36 #define HC_ID_MEM_BASE 0x40UL
37 #define HC_VM_SET_MEMORY_REGIONS _HC_ID(HC_ID, HC_ID_MEM_BASE + 0x02)
39 #define HC_ID_PCI_BASE 0x50UL
40 #define HC_SET_PTDEV_INTR _HC_ID(HC_ID, HC_ID_PCI_BASE + 0x03)
41 #define HC_RESET_PTDEV_INTR _HC_ID(HC_ID, HC_ID_PCI_BASE + 0x04)
42 #define HC_ASSIGN_PCIDEV _HC_ID(HC_ID, HC_ID_PCI_BASE + 0x05)
43 #define HC_DEASSIGN_PCIDEV _HC_ID(HC_ID, HC_ID_PCI_BASE + 0x06)
45 #define HC_ID_PM_BASE 0x80UL
46 #define HC_PM_GET_CPU_STATE _HC_ID(HC_ID, HC_ID_PM_BASE + 0x00)
49 * hcall_sos_remove_cpu() - Remove a vCPU of Service VM
50 * @cpu: The vCPU to be removed
52 * Return: 0 on success, <0 on failure
54 static inline long hcall_sos_remove_cpu(u64 cpu)
56 return acrn_hypercall1(HC_SOS_REMOVE_CPU, cpu);
60 * hcall_create_vm() - Create a User VM
61 * @vminfo: Service VM GPA of info of User VM creation
63 * Return: 0 on success, <0 on failure
65 static inline long hcall_create_vm(u64 vminfo)
67 return acrn_hypercall1(HC_CREATE_VM, vminfo);
71 * hcall_start_vm() - Start a User VM
74 * Return: 0 on success, <0 on failure
76 static inline long hcall_start_vm(u64 vmid)
78 return acrn_hypercall1(HC_START_VM, vmid);
82 * hcall_pause_vm() - Pause a User VM
85 * Return: 0 on success, <0 on failure
87 static inline long hcall_pause_vm(u64 vmid)
89 return acrn_hypercall1(HC_PAUSE_VM, vmid);
93 * hcall_destroy_vm() - Destroy a User VM
96 * Return: 0 on success, <0 on failure
98 static inline long hcall_destroy_vm(u64 vmid)
100 return acrn_hypercall1(HC_DESTROY_VM, vmid);
104 * hcall_reset_vm() - Reset a User VM
107 * Return: 0 on success, <0 on failure
109 static inline long hcall_reset_vm(u64 vmid)
111 return acrn_hypercall1(HC_RESET_VM, vmid);
115 * hcall_set_vcpu_regs() - Set up registers of virtual CPU of a User VM
117 * @regs_state: Service VM GPA of registers state
119 * Return: 0 on success, <0 on failure
121 static inline long hcall_set_vcpu_regs(u64 vmid, u64 regs_state)
123 return acrn_hypercall2(HC_SET_VCPU_REGS, vmid, regs_state);
127 * hcall_inject_msi() - Deliver a MSI interrupt to a User VM
129 * @msi: Service VM GPA of MSI message
131 * Return: 0 on success, <0 on failure
133 static inline long hcall_inject_msi(u64 vmid, u64 msi)
135 return acrn_hypercall2(HC_INJECT_MSI, vmid, msi);
139 * hcall_vm_intr_monitor() - Set a shared page for User VM interrupt statistics
141 * @addr: Service VM GPA of the shared page
143 * Return: 0 on success, <0 on failure
145 static inline long hcall_vm_intr_monitor(u64 vmid, u64 addr)
147 return acrn_hypercall2(HC_VM_INTR_MONITOR, vmid, addr);
151 * hcall_set_irqline() - Set or clear an interrupt line
153 * @op: Service VM GPA of interrupt line operations
155 * Return: 0 on success, <0 on failure
157 static inline long hcall_set_irqline(u64 vmid, u64 op)
159 return acrn_hypercall2(HC_SET_IRQLINE, vmid, op);
163 * hcall_set_ioreq_buffer() - Set up the shared buffer for I/O Requests.
165 * @buffer: Service VM GPA of the shared buffer
167 * Return: 0 on success, <0 on failure
169 static inline long hcall_set_ioreq_buffer(u64 vmid, u64 buffer)
171 return acrn_hypercall2(HC_SET_IOREQ_BUFFER, vmid, buffer);
175 * hcall_notify_req_finish() - Notify ACRN Hypervisor of I/O request completion.
177 * @vcpu: The vCPU which initiated the I/O request
179 * Return: 0 on success, <0 on failure
181 static inline long hcall_notify_req_finish(u64 vmid, u64 vcpu)
183 return acrn_hypercall2(HC_NOTIFY_REQUEST_FINISH, vmid, vcpu);
187 * hcall_set_memory_regions() - Inform the hypervisor to set up EPT mappings
188 * @regions_pa: Service VM GPA of &struct vm_memory_region_batch
190 * Return: 0 on success, <0 on failure
192 static inline long hcall_set_memory_regions(u64 regions_pa)
194 return acrn_hypercall1(HC_VM_SET_MEMORY_REGIONS, regions_pa);
198 * hcall_assign_pcidev() - Assign a PCI device to a User VM
200 * @addr: Service VM GPA of the &struct acrn_pcidev
202 * Return: 0 on success, <0 on failure
204 static inline long hcall_assign_pcidev(u64 vmid, u64 addr)
206 return acrn_hypercall2(HC_ASSIGN_PCIDEV, vmid, addr);
210 * hcall_deassign_pcidev() - De-assign a PCI device from a User VM
212 * @addr: Service VM GPA of the &struct acrn_pcidev
214 * Return: 0 on success, <0 on failure
216 static inline long hcall_deassign_pcidev(u64 vmid, u64 addr)
218 return acrn_hypercall2(HC_DEASSIGN_PCIDEV, vmid, addr);
222 * hcall_set_ptdev_intr() - Configure an interrupt for an assigned PCI device.
224 * @irq: Service VM GPA of the &struct acrn_ptdev_irq
226 * Return: 0 on success, <0 on failure
228 static inline long hcall_set_ptdev_intr(u64 vmid, u64 irq)
230 return acrn_hypercall2(HC_SET_PTDEV_INTR, vmid, irq);
234 * hcall_reset_ptdev_intr() - Reset an interrupt for an assigned PCI device.
236 * @irq: Service VM GPA of the &struct acrn_ptdev_irq
238 * Return: 0 on success, <0 on failure
240 static inline long hcall_reset_ptdev_intr(u64 vmid, u64 irq)
242 return acrn_hypercall2(HC_RESET_PTDEV_INTR, vmid, irq);
246 * hcall_get_cpu_state() - Get P-states and C-states info from the hypervisor
247 * @state: Service VM GPA of buffer of P-states and C-states
249 static inline long hcall_get_cpu_state(u64 cmd, u64 state)
251 return acrn_hypercall2(HC_PM_GET_CPU_STATE, cmd, state);
254 #endif /* __ACRN_HSM_HYPERCALL_H */