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hv: add new hypercall to fetch platform configurations

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add new hypercall get platform information,
 such as physical CPU number.

Tracked-On: #2538
Signed-off-by: Yonghua Huang <yonghua.huang@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
Yonghua Huang
2019-02-15 19:57:36 +08:00
committed by Eddie Dong
parent e216f3060c
commit 46480f6e23
4 changed files with 66 additions and 0 deletions
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15
hypervisor/include/common/hypercall.h
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@@ -51,6 +51,21 @@ int32_t hcall_sos_offline_cpu(struct acrn_vm *vm, uint64_t lapicid);
*/
int32_t hcall_get_api_version(struct acrn_vm *vm, uint64_t param);
/**
* @brief Get basic platform information.
*
* The function returns basic hardware or configuration information
* for the current platform.
*
* @param vm Pointer to VM data structure.
* @param param GPA pointer to struct hc_platform_info.
*
* @pre Pointer vm shall point to SOS_VM
* @return 0 on success, -1 in case of error.
*/
int32_t hcall_get_platform_info(struct acrn_vm *vm, uint64_t param);
/**
* @brief create virtual machine
*