mirror of
https://github.com/projectacrn/acrn-hypervisor.git
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8b16be9185
Many of the license and Intel copyright headers include the "All rights reserved" string. It is not relevant in the context of the BSD-3-Clause license that the code is released under. This patch removes those strings throughout the code (hypervisor, devicemodel and misc). Tracked-On: #7254 Signed-off-by: Geoffroy Van Cutsem <geoffroy.vancutsem@intel.com>
149 lines
3.7 KiB
C
149 lines
3.7 KiB
C
/*
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* Copyright (C) 2018 Intel Corporation.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#include <types.h>
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#include <errno.h>
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#include <profiling.h>
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#include <sbuf.h>
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#include <hypercall.h>
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#include <npk_log.h>
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#include <asm/guest/vm.h>
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#include <logmsg.h>
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#ifdef PROFILING_ON
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/**
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* @brief Execute profiling operation
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*
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* @param vcpu Pointer to vCPU that initiates the hypercall
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* @param param1 profiling command to be executed
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* @param param2 guest physical address. This gpa points to
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* data structure required by each command
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*
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* @pre is_service_vm(vcpu->vm)
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* @return 0 on success, non-zero on error.
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*/
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int32_t hcall_profiling_ops(struct acrn_vcpu *vcpu, __unused struct acrn_vm *target_vm,
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uint64_t param1, uint64_t param2)
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{
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struct acrn_vm *vm = vcpu->vm;
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int32_t ret;
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uint64_t cmd = param1;
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switch (cmd) {
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case PROFILING_MSR_OPS:
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ret = profiling_msr_ops_all_cpus(vm, param2);
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break;
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case PROFILING_GET_VMINFO:
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ret = profiling_vm_list_info(vm, param2);
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break;
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case PROFILING_GET_VERSION:
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ret = profiling_get_version_info(vm, param2);
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break;
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case PROFILING_GET_CONTROL_SWITCH:
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ret = profiling_get_control(vm, param2);
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break;
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case PROFILING_SET_CONTROL_SWITCH:
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ret = profiling_set_control(vm, param2);
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break;
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case PROFILING_CONFIG_PMI:
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ret = profiling_configure_pmi(vm, param2);
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break;
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case PROFILING_CONFIG_VMSWITCH:
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ret = profiling_configure_vmsw(vm, param2);
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break;
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case PROFILING_GET_PCPUID:
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ret = profiling_get_pcpu_id(vm, param2);
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break;
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case PROFILING_GET_STATUS:
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ret = profiling_get_status_info(vm, param2);
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break;
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default:
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pr_err("%s: invalid profiling command %lu\n", __func__, cmd);
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ret = -1;
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break;
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}
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return ret;
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}
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#endif /* PROFILING_ON */
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/**
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* @brief Setup a share buffer for a VM.
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*
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* @param vcpu Pointer to vCPU that initiates the hypercall
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* @param param1 guest physical address. This gpa points to
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* struct sbuf_setup_param
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*
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* @pre is_service_vm(vcpu->vm)
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* @return 0 on success, non-zero on error.
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*/
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int32_t hcall_setup_sbuf(struct acrn_vcpu *vcpu, __unused struct acrn_vm *target_vm,
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uint64_t param1, __unused uint64_t param2)
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{
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struct acrn_vm *vm = vcpu->vm;
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struct sbuf_setup_param ssp;
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uint64_t *hva;
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if (copy_from_gpa(vm, &ssp, param1, sizeof(ssp)) != 0) {
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return -1;
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}
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if (ssp.gpa != 0U) {
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hva = (uint64_t *)gpa2hva(vm, ssp.gpa);
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} else {
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hva = (uint64_t *)NULL;
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}
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return sbuf_share_setup(ssp.pcpu_id, ssp.sbuf_id, hva);
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}
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/**
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* @brief Setup the hypervisor NPK log.
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*
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* @param vcpu Pointer to vCPU that initiates the hypercall
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* @param param1 guest physical address. This gpa points to
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* struct hv_npk_log_param
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*
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* @pre is_service_vm(vcpu->vm)
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* @return 0 on success, non-zero on error.
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*/
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int32_t hcall_setup_hv_npk_log(struct acrn_vcpu *vcpu, __unused struct acrn_vm *target_vm,
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uint64_t param1, __unused uint64_t param2)
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{
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struct acrn_vm *vm = vcpu->vm;
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struct hv_npk_log_param npk_param;
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if (copy_from_gpa(vm, &npk_param, param1, sizeof(npk_param)) != 0) {
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return -1;
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}
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npk_log_setup(&npk_param);
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return copy_to_gpa(vm, &npk_param, param1, sizeof(npk_param));
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}
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/**
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* @brief Get hardware related info
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*
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* @param vcpu Pointer to vCPU that initiates the hypercall
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* @param param1 Guest physical address pointing to struct acrn_hw_info
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*
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* @pre is_service_vm(vcpu->vm)
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* @pre param1 shall be a valid physical address
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*
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* @retval 0 on success
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* @retval -1 in case of error
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*/
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int32_t hcall_get_hw_info(struct acrn_vcpu *vcpu, __unused struct acrn_vm *target_vm,
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uint64_t param1, __unused uint64_t param2)
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{
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struct acrn_hw_info hw_info;
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(void)memset((void *)&hw_info, 0U, sizeof(hw_info));
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hw_info.cpu_num = get_pcpu_nums();
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return copy_to_gpa(vcpu->vm, &hw_info, param1, sizeof(hw_info));
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}
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