hv_gic_get_ich_reg(_:_:_:)
Reads a generic interrupt controller’s (GIC) ICH virtualization control system register.
Declaration
func hv_gic_get_ich_reg(_ vcpu: hv_vcpu_t, _ reg: hv_gic_ich_reg_t, _ value: UnsafeMutablePointer<UInt64>) -> hv_return_tParameters
- vcpu:
The handle for the vCPU.
- reg:
The value that represents the GIC ICH system register.
- value:
The pointer to ICH register value that the frameworks writes to upon success.
Return Value
HV_SUCCESS on success; otherwise, an error code.
Discussion
ICH registers are only available when exception level 2 (EL2) is in an enabled state, otherwise the method returns an error.
See Also
Getting and setting registers
hv_gic_get_distributor_reg(_:_:)hv_gic_get_msi_reg(_:_:)hv_gic_get_icc_reg(_:_:_:)hv_gic_get_icv_reg(_:_:_:)hv_gic_get_redistributor_reg(_:_:_:)hv_gic_set_distributor_reg(_:_:)hv_gic_set_icc_reg(_:_:_:)hv_gic_set_ich_reg(_:_:_:)hv_gic_set_icv_reg(_:_:_:)hv_gic_set_msi_reg(_:_:)hv_gic_set_redistributor_reg(_:_:_:)