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hv:add destroy Secure world API

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This patch added API destroy_secure_world, which will do:
-- clear trusty memory space
-- restore memory to SOS ept mapping
It will be called when VM is destroyed, furthermore, ept of
Secure world will be destroyed as well.

Signed-off-by: Mingqiang Chi <mingqiang.chi@intel.com>
Reviewed-by: Jason Chen CJ <jason.cj.chen@intel.com>
Reviewed-by: Anthony Xu <anthony.xu@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
Mingqiang Chi
2018-04-03 09:52:52 +08:00
committed by Jack Ren
parent ace23b5088
commit e5be957945
4 changed files with 31 additions and 0 deletions
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hypervisor/include/arch/x86/trusty.h
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@@ -128,6 +128,7 @@ struct secure_world_control {
void switch_world(struct vcpu *vcpu, int next_world);
bool initialize_trusty(struct vcpu *vcpu, uint64_t param);
void destroy_secure_world(struct vm *vm);
#endif /* TRUSTY_H_ */